Overall Green alert Volcanic eruption for Cotopaxi
in Ecuador

Volcano Ash Advisories for air traffic

Although Volcano Ash Advisories (VAAC) are not intended for assessing humanitarian impact, the observations of the plume are relevant for understanding local impact. The actual impact (like ash fall) depends on the type of eruption and is not known.

Click on the messages list to visualize on the right the detailed text.



Volcanic Ash Advisory issued on 2023-01-20 at 05:08 UTC.

    Key information extracted from original VAA message :


  • Occasional em.
  • Volcanic ash not detected from satellite due to weather cloud. Observation volcanic ash based on t+6 and nwp models with low confidence due to light and variable. Turk.

Original Message :

Received FVXX25 at 05:10 UTC, 20/01/23 from KNES
VA ADVISORY
DTG: 20230120/0508Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/039
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: OCNL EM
OBS VA DTG: 20/0430Z
OBS VA CLD: SFC/FL220 S0037 W07825 - S0043 W07826 - S0046 W07836 - S0040 W07837 - S0037 W07825 MOV W 5KT
FCST VA CLD +6HR: 20/1030Z NO VA EXP
FCST VA CLD +12HR: 20/1630Z NO VA EXP
FCST VA CLD +18HR: 20/2230Z NO VA EXP
RMK: VA NOT DETECTED FM STLT DUE TO WX CLD. OBS
VA BASED ON T+6 AND NWP MODELS WITH LOW
CONFIDENCE DUE TO LGT AND VRBL WINDS. ...TURK
NXT ADVISORY: WILL BE ISSUED BY 20230120/1115Z
Volcanic Ash Advisory issued on 2023-01-19 at 23:20 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission poss.
  • Volcanic ash em not seen on satellite imagery due to cloud cover. Volcanic ash , movt and forecast based on previous vaa and nwp. Kim.

Original Message :

Received FVXX25 at 23:21 UTC, 19/01/23 from KNES
VA ADVISORY
DTG: 20230119/2320Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/038
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: VA EMS POSS
OBS VA DTG: 19/2250Z
OBS VA CLD: SFC/FL240 S0041 W07827 - S0042 W07825 - S0054 W07829 - S0051 W07835 - S0041 W07827 MOV S 5KT
FCST VA CLD +6HR: 20/0500Z SFC/FL240 S0041 W07826 - S0042 W07826 - S0052 W07832 - S0049 W07837 - S0041 W07826
FCST VA CLD +12HR: 20/1100Z NO VA EXP
FCST VA CLD +18HR: 20/1700Z NO VA EXP
RMK: VA EM NOT SEEN ON STLT IMAGERY DUE TO CLD
CVR. VA FL, MOVT AND FRCST BASED ON PREVIOUS VAA
AND NWP MODELS. ...KIM
NXT ADVISORY: WILL BE ISSUED BY 20230120/0515Z
Volcanic Ash Advisory issued on 2023-01-19 at 17:42 UTC.

    Key information extracted from original VAA message :


  • Signature volcanic ash emission.
  • Dense volcanic ash puff detected on satellite moving north of summit. Webcam shows summit obscure by weather model winds forecast lgt/vrb at so volcanic ash position conf low at t+6 hour. Konon.

Original Message :

Received FVXX25 at 17:44 UTC, 19/01/23 from KNES
VA ADVISORY
DTG: 20230119/1742Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/037
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: SIG VA EMS
OBS VA DTG: 19/1710Z
OBS VA CLD: SFC/FL240 S0025 W07821 - S0041 W07826 - S0041 W07827 - S0026 W07829 - S0025 W07821 MOV N 10KT
FCST VA CLD +6HR: 19/2300Z SFC/FL240 S0013 W07841 - S0041 W07826 - S0041 W07826 - S0022 W07852 - S0013 W07841
FCST VA CLD +12HR: 20/0500Z NO VA EXP
FCST VA CLD +18HR: 20/1100Z NO VA EXP
RMK: DENSE VA PUFF DETECTED ON STLT MOVG N OF
SUMMIT. WEBCAM SHOWS SUMMIT OBSC BY WX CLDS. MDL
WINDS FCST LGT/VRB AT FL SO VA PSN CONF LO AT T+6
HR. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20230119/2345Z
Volcanic Ash Advisory issued on 2023-01-19 at 11:53 UTC.

    Key information extracted from original VAA message :


  • Occasional em.
  • Mainly residual volcanic ash ext 35 nm north east of the summit. Low confidence in forecast as observation does not agree with model winds which are light and variable. Turk.

Original Message :

Received FVXX25 at 11:55 UTC, 19/01/23 from KNES
VA ADVISORY
DTG: 20230119/1153Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/036
INFO SOURCE: GOES-16. VONA. NWP MODELS. SERVICIO
GEOLOGICO COLOMBIANO.
ERUPTION DETAILS: OCNL EM
OBS VA DTG: 19/1100Z
OBS VA CLD: SFC/FL250 S0014 W07809 - S0025 W07758 - S0043 W07823 - S0038 W07829 - S0014 W07809 MOV NE 5KT
FCST VA CLD +6HR: 19/1700Z SFC/FL250 S0008 W07820 - S0019 W07800 - S0043 W07825 - S0040 W07831 - S0008 W07820
FCST VA CLD +12HR: 19/2300Z NO VA EXP
FCST VA CLD +18HR: 20/0500Z NO VA EXP
RMK: MAINLY RESIDUAL VA EXT 35 NM NE OF THE
SUMMIT. LOW CONFIDENCE IN FCST AS OBS MOTION DOES
NOT AGREE WITH MODEL WNDS WHICH ARE LGT AND VRBL.
...TURK
NXT ADVISORY: WILL BE ISSUED BY 20230119/1800Z
Volcanic Ash Advisory issued on 2023-01-19 at 08:58 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash em.
  • New em has resulted in volcanic ash ext 10 nm north of the summit. Little change exp through t+6 based on nwp. Turk.

Original Message :

Received FVXX25 at 08:59 UTC, 19/01/23 from KNES
VA ADVISORY
DTG: 20230119/0858Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/035
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: NEW VA EM
OBS VA DTG: 19/0830Z
OBS VA CLD: SFC/FL250 S0026 W07830 - S0027 W07820 - S0042 W07824 - S0042 W07828 - S0026 W07830 MOV N 10KT
FCST VA CLD +6HR: 19/1430Z SFC/FL250 S0005 W07829 - S0042 W07823 - S0043 W07828 - S0010 W07841 - S0005 W07829
FCST VA CLD +12HR: 19/2030Z NO VA EXP
FCST VA CLD +18HR: 20/0230Z NO VA EXP
RMK: NEW EM HAS RESULTED IN VA EXT 10 NM N OF THE
SUMMIT. LTLCG EXP THRU T+6 BASED ON NWP MODELS.
...TURK
NXT ADVISORY: WILL BE ISSUED BY 20230119/1500Z
Volcanic Ash Advisory issued on 2023-01-18 at 22:05 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash from earlier emission dispersed. No new activity noted in web cam or in satellite imagery. No new reports. Lee.

Original Message :

Received FVXX25 at 22:11 UTC, 18/01/23 from KNES
VA ADVISORY
DTG: 20230118/2205Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/034
INFO SOURCE: GOES-16. WEBCAM.
ERUPTION DETAILS: VA EMS ENDED.
OBS VA DTG: 18/2140Z
OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA.
FCST VA CLD +6HR: 19/0330Z NO VA EXP
FCST VA CLD +12HR: 19/0930Z NO VA EXP
FCST VA CLD +18HR: 19/1530Z NO VA EXP
RMK: VA FM EARLIER EMS DISPERSED. NO NEW ACT
NOTED IN WEB CAM OR IN STLT IMAGERY. NO NEW
REPORTS. ...LEE
NXT ADVISORY: NO FURTHER ADVISORIES
000013700
528
NNCNC01 EGRR 180900 CCD
03808 00017 10009 2/1/1 555 00061 10028 20004 40070 50089 60000 75000 888 0//1/
1///1 221// 3////=I
Volcanic Ash Advisory issued on 2023-01-18 at 16:24 UTC.

    Key information extracted from original VAA message :


  • Ongoing volcanic ash emission.
  • Volcanic ash is seem move north east up to 36nm from the summit. Nwp model indicates a counter clockwise north east to north move through t+12hrs. Zhu.

Original Message :

Received FVXX25 at 16:26 UTC, 18/01/23 from KNES
VA ADVISORY
DTG: 20230118/1624Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/033
INFO SOURCE: GOES-16. NWP MODELS. VOLCAT.
ERUPTION DETAILS: ONGOING VA EMS
OBS VA DTG: 18/1550Z
OBS VA CLD: SFC/FL240 S0016 W07801 - S0023 W07754 - S0041 W07826 - S0040 W07826 - S0016 W07801 MOV NE 10KT
FCST VA CLD +6HR: 18/2200Z SFC/FL240 N0000 W07807 - S0011 W07747 - S0041 W07826 - S0040 W07826 - N0000 W07807
FCST VA CLD +12HR: 19/0400Z SFC/FL240 S0004 W07819 - S0013 W07803 - S0040 W07825 - S0039 W07826 - S0004 W07819
FCST VA CLD +18HR: 19/1000Z NO VA EXP
RMK: VA IS SEEM MOV NE UP TO 36NM FM THE SUMMIT.
NWP MDL INDICATES A COUNTER CLOCKWISE NE TO N MOV
THRU T+12HRS. ...ZHU
NXT ADVISORY: WILL BE ISSUED BY 20230118/2230Z
Volcanic Ash Advisory issued on 2023-01-18 at 10:29 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission poss.
  • Volcanic ash not seen on satellite imagery due to cloud cover but volcanic ash is still poss in the area. Volcanic ash and forecast based on previous advisory and nwp. Kim.

Original Message :

Received FVXX25 at 10:31 UTC, 18/01/23 from KNES
VA ADVISORY
DTG: 20230118/1029Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/032
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS POSS
OBS VA DTG: 18/1000Z
OBS VA CLD: SFC/FL220 S0039 W07838 - S0039 W07827 - S0041 W07826 - S0044 W07838 - S0039 W07838 MOV W 5KT
FCST VA CLD +6HR: 18/1600Z SFC/FL220 S0035 W07838 - S0040 W07826 - S0041 W07826 - S0046 W07840 - S0035 W07838
FCST VA CLD +12HR: 18/2200Z NO VA EXP
FCST VA CLD +18HR: 19/0400Z NO VA EXP
RMK: VA NOT SEEN ON STLT IMAGERY DUE TO CLD CVR
BUT VA IS STILL POSS IN THE AREA. VA FL AND FRCST
BASED ON PREVIOUS ADVISORY AND NWP MODELS. ...KIM
NXT ADVISORY: WILL BE ISSUED BY 20230118/1630Z
Volcanic Ash Advisory issued on 2023-01-18 at 04:41 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash em.
  • Continuous volcanic ash em seen on satellite imagery moving approx 7 nmi w from summit. Volcanic ash and forecast based on imagery and nwp winds expected to veer mor nw by t+6 hours. Kim.

Original Message :

Received FVXX25 at 04:42 UTC, 18/01/23 from KNES
VA ADVISORY
DTG: 20230118/0441Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/031
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: CONS VA EM
OBS VA DTG: 18/0410Z
OBS VA CLD: SFC/FL220 S0039 W07834 - S0040 W07826 - S0041 W07826 - S0043 W07833 - S0039 W07834 MOV W 5KT
FCST VA CLD +6HR: 18/1000Z SFC/FL220 S0035 W07831 - S0041 W07826 - S0041 W07826 - S0038 W07834 - S0035 W07831
FCST VA CLD +12HR: 18/1600Z SFC/FL220 S0035 W07831 - S0040 W07826 - S0041 W07826 - S0038 W07834 - S0035 W07831
FCST VA CLD +18HR: 18/2200Z NO VA EXP
RMK: CONS VA EM SEEN ON STLT IMAGERY MOVG APPROX
7 NMI W FM SUMMIT. VA FL AND FRCST BASED ON
IMAGERY AND NWP MODELS. WINDS EXPCD TO VEER MOR
NW BY T+6 HRS. ...KIM
NXT ADVISORY: WILL BE ISSUED BY 20230118/1045Z
Volcanic Ash Advisory issued on 2023-01-17 at 23:37 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Continuous volcanic ash emission observation in webcam. Volcanic ash clouds not seen from satellite due to weather clouds obscure summit. Multpl vona repeats received. Model winds exp to shift to nw through t+18 hours. Brown.

Original Message :

Received FVXX25 at 23:39 UTC, 17/01/23 from KNES
VA ADVISORY
DTG: 20230117/2337Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/030
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: CONS VA EMS
OBS VA DTG: 17/2332Z
OBS VA CLD: SFC/FL220 S0034 W07843 - S0040 W07826 - S0041 W07826 - S0044 W07844 - S0034 W07843 MOV W 10KT
FCST VA CLD +6HR: 18/0530Z SFC/FL220 S0025 W07844 - S0040 W07825 - S0043 W07826 - S0041 W07852 - S0025 W07844
FCST VA CLD +12HR: 18/1130Z SFC/FL220 S0023 W07846 - S0040 W07825 - S0043 W07826 - S0038 W07855 - S0023 W07846
FCST VA CLD +18HR: 18/1730Z SFC/FL220 S0018 W07841 - S0040 W07825 - S0042 W07826 - S0031 W07855 - S0018 W07841
RMK: CONS VA EMS OBS IN WEBCAM. VA CLDS NOT SEEN
FM STLT DUE TO WX CLDS OBSC SUMMIT. MULTPL VONA
RPTS RCVD. MDL WINDS EXP TO SHFT TO NW THRU T+18
HRS. ...BROWN
NXT ADVISORY: WILL BE ISSUED BY 20230118/0530Z
Volcanic Ash Advisory issued on 2023-01-17 at 17:56 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em reported.
  • Vona reports volcanic ash cloud to 2km above summit moving southwest. Message from geophys inst states volcanic ash em at 17:20 UTC volcanic ash cloud barely obsd on 17:73 UTC satellite imagery. Nwp models forecast winds to veer after. Hosley.

Original Message :

Received FVXX25 at 17:59 UTC, 17/01/23 from KNES
VA ADVISORY
DTG: 20230117/1756Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/029
INFO SOURCE: GOES-16. VONA. NWP MODELS.
GEOPHYSICAL INST.
ERUPTION DETAILS: VA EM RPRTD.
OBS VA DTG: 17/1730Z
OBS VA CLD: SFC/FL260 S0040 W07826 - S0041 W07826 - S0049 W07832 - S0042 W07837 - S0040 W07826 MOV SW 15KT
FCST VA CLD +6HR: 17/2330Z SFC/FL260 S0040 W07826 - S0041 W07825 - S0108 W07905 - S0049 W07914 - S0040 W07826
FCST VA CLD +12HR: 18/0530Z SFC/FL260 S0018 W07856 - S0040 W07825 - S0042 W07826 - S0044 W07913 - S0018 W07856
FCST VA CLD +18HR: 18/1130Z SFC/FL260 S0012 W07820 - S0043 W07825 - S0042 W07827 - S0016 W07901 - S0012 W07820
RMK: VONA RPRTS VA CLD TO 2KM ABV SUMMIT MOVG SW.
MSG FM GEOPHYS INST STATES VA EM BEGAN AT 1720Z.
VA CLD BARELY OBSD ON 1730Z STLT IMAGERY. NWP
MDLS FCST WINDS TO VEER AFTER T+6HRS. ...HOSLEY
NXT ADVISORY: WILL BE ISSUED BY 20230118/0000Z
Volcanic Ash Advisory issued on 2023-01-14 at 03:54 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • No recent reports of activity. Volcanic ash not detected on various satellite products. New volcanic ash emission possible at any. Konon.

Original Message :

Received FVXX25 at 03:57 UTC, 14/01/23 from KNES
VA ADVISORY
DTG: 20230114/0354Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/028
INFO SOURCE: GOES-16. WEBCAM.
ERUPTION DETAILS: VA EMS ENDED
OBS VA DTG: 14/0330Z
OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA
FCST VA CLD +6HR: 14/0930Z NO VA EXP
FCST VA CLD +12HR: 14/1530Z NO VA EXP
FCST VA CLD +18HR: 14/2130Z NO VA EXP
RMK: NO RECENT RPRTS OF ACTVTY. VA NOT DETECTED
ON VARIOUS STLT PRODUCTS. NEW VA EMS PSBL AT ANY
TIME. ...KONON
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-13 at 22:19 UTC.

    Key information extracted from original VAA message :


  • Minor volcanic ash observation in webcam.
  • Minor volcanic ash emission observation in webcam through weather no volcanic ash observation in satellite imagery due to dense weather higher emission from earlier likely dissipated. Volcanic ash forecast through t+6 hours based on nwp model guidance. Coverdale.

Original Message :

Received FVXX25 at 22:21 UTC, 13/01/23 from KNES
VA ADVISORY
DTG: 20230113/2219Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/027
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: MINOR VA OBS IN WEBCAM
OBS VA DTG: 13/2150Z
OBS VA CLD: SFC/FL230 S0028 W07827 - S0030 W07816 - S0041 W07825 - S0041 W07826 - S0028 W07827 MOV N 10KT
FCST VA CLD +6HR: 14/0400Z SFC/FL230 S0014 W07817 - S0041 W07825 - S0041 W07826 - S0016 W07838 - S0014 W07817
FCST VA CLD +12HR: 14/1000Z NO VA EXP
FCST VA CLD +18HR: 14/1600Z NO VA EXP
RMK: MINOR VA EMS OBS IN WEBCAM THRU WX CLDS. NO
VA OBS IN STLT IMAGERY DUE TO DENSE WX CLDS.
HIGHER EMS FM EARLIER LIKELY DISSIPATED. VA FCST
THRU T+6 HRS BASED ON NWP MDL GUIDANCE.
...COVERDALE
NXT ADVISORY: WILL BE ISSUED BY 20230114/0415Z
Volcanic Ash Advisory issued on 2023-01-13 at 16:25 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Continuous volcanic ash emission observation from webcam and satellite. Volcano repeats emission reaching to about flight level 270 (8100m) large volcanic ash cloud moving w ? is about 20 nm from summit. Model winds exp to shift to nnw by t+12 hours. Brown.

Original Message :

Received FVXX25 at 16:27 UTC, 13/01/23 from KNES
VA ADVISORY
DTG: 20230113/1625Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/026
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: CONS VA EMS
OBS VA DTG: 13/1550Z
OBS VA CLD: SFC/FL270 S0030 W07837 - S0040 W07826 - S0042 W07826 - S0043 W07850 - S0030 W07837 MOV W 10KT
FCST VA CLD +6HR: 13/2200Z SFC/FL270 S0019 W07852 - S0040 W07826 - S0041 W07826 - S0043 W07906 - S0019 W07852
FCST VA CLD +12HR: 14/0400Z SFC/FL270 S0014 W07817 - S0041 W07825 - S0041 W07827 - S0016 W07842 - S0014 W07817
FCST VA CLD +18HR: 14/1000Z NO VA EXP
RMK: CONS VA EMS OBS FM WEBCAM AND STLT. VO RPTS
EMS REACHING TO ABT FL270. LRG VA CLD MV W ? IS
ABT 20 NM FM SUMMIT. MDL WINDS EXP TO SHIFT TO
NNW BY T+12 HRS. ...BROWN
NXT ADVISORY: WILL BE ISSUED BY 20230113/2230Z
Volcanic Ash Advisory issued on 2023-01-13 at 11:11 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash not detected on satellite due to weather clouds in summit area. Webcam and vona indicate volcanic ash emission. Model winds at forecast to veer next 6 hour becoming more from the sse. Konon.

Original Message :

Received FVXX25 at 11:13 UTC, 13/01/23 from KNES
VA ADVISORY
DTG: 20230113/1111Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/025
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS CONT
OBS VA DTG: 13/1050Z
OBS VA CLD: SFC/FL230 S0029 W07835 - S0040 W07826 - S0041 W07827 - S0034 W07838 - S0029 W07835 MOV NW 10KT
FCST VA CLD +6HR: 13/1700Z SFC/FL230 S0025 W07829 - S0040 W07826 - S0040 W07827 - S0026 W07833 - S0025 W07829
FCST VA CLD +12HR: 13/2300Z NO VA EXP
FCST VA CLD +18HR: 14/0500Z NO VA EXP
RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. WEBCAM AND VONA INDICATE VA EMS. MDL
WINDS AT FL FCST TO VEER NXT 6 HR BECMG MORE FM
THE SSE. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20230113/1715Z
Volcanic Ash Advisory issued on 2023-01-13 at 05:53 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • Volcanic ash detected on satellite moving w of summit. Vona indicates volcanic ash emission. Model winds at forecast to veer.

Original Message :

Received FVXX25 at 05:55 UTC, 13/01/23 from KNES
VA ADVISORY
DTG: 20230113/0553Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/024
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: NEW VA EMS
OBS VA DTG: 13/0520Z
OBS VA CLD: SFC/FL230 S0038 W07837 - S0040 W07826 - S0041 W07826 - S0043 W07837 - S0038 W07837 MOV W 10KT
FCST VA CLD +6HR: 13/1130Z SFC/FL230 S0023 W07840 - S0041 W07826 - S0041 W07827 - S0028 W07844 - S0023 W07840
FCST VA CLD +12HR: 13/1730Z NO VA EXP
FCST VA CLD +18HR: 13/2330Z NO VA EXP
RMK: VA DETECTED ON STLT MOVG W OF SUMMIT. VONA
INDICATES VA EMS. MDL WINDS AT FL FCST TO VEER
NXT 6 HR BECMG MORE FM THE SE. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20230113/1200Z
Volcanic Ash Advisory issued on 2023-01-13 at 05:02 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • No recent reports of activity. Volcanic ash not detected on various satellite products. New volcanic ash emission possible at any. Konon.

Original Message :

Received FVXX25 at 05:04 UTC, 13/01/23 from KNES
VA ADVISORY
DTG: 20230113/0502Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/023
INFO SOURCE: GOES-16.
ERUPTION DETAILS: VA EMS ENDED
OBS VA DTG: 13/0430Z
OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA
FCST VA CLD +6HR: 13/1030Z NO VA EXP
FCST VA CLD +12HR: 13/1630Z NO VA EXP
FCST VA CLD +18HR: 13/2230Z NO VA EXP
RMK: NO RECENT RPRTS OF ACTVTY. VA NOT DETECTED
ON VARIOUS STLT PRODUCTS. NEW VA EMS PSBL AT ANY
TIME. ...KONON
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-12 at 23:30 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation w of summit.
  • Volcanic ash emission observation w of summit in satellite imagery. Volcanic ash occasionally observation in webcam. Vona received. Volcanic ash based on vona. Volcanic ash forecast through t+6 hours based on rcnt emission. Lgt/vrbl winds forecast by nwp. Coverdale.

Original Message :

Received FVXX25 at 23:33 UTC, 12/01/23 from KNES
VA ADVISORY
DTG: 20230112/2330Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/022
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS OBS W OF SUMMIT
OBS VA DTG: 12/2300Z
OBS VA CLD: SFC/FL220 S0037 W07844 - S0040 W07826 - S0041 W07826 - S0046 W07844 - S0037 W07844 MOV W 5KT
FCST VA CLD +6HR: 13/0500Z SFC/FL220 S0031 W07905 - S0040 W07826 - S0041 W07826 - S0050 W07905 - S0031 W07905
FCST VA CLD +12HR: 13/1100Z NO VA EXP
FCST VA CLD +18HR: 13/1700Z NO VA EXP
RMK: VA EMS OBS W OF SUMMIT IN STLT IMAGERY. VA
OCNLY OBS IN WEBCAM. VONA RECEIVED. VA FL BASED
ON VONA. VA FCST THRU T+6 HRS BASED ON RCNT EMS.
LGT/VRBL WINDS FCST BY NWP MDLS. ...COVERDALE
NXT ADVISORY: WILL BE ISSUED BY 20230113/0530Z
Volcanic Ash Advisory issued on 2023-01-12 at 18:00 UTC.

    Key information extracted from original VAA message :


  • Poss volcanic ash emission.
  • No new volcanic ash emission observation in webcam or satellite img but occasional volcanic ash emission may continue. Model guidance suggests wsw mvmt from summit through t+6. Gatling.

Original Message :

Received FVXX25 at 18:02 UTC, 12/01/23 from KNES
VA ADVISORY
DTG: 20230112/1800Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/021
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: POSS VA EMS
OBS VA DTG: 12/1730Z
OBS VA CLD: SFC/FL210 S0038 W07842 - S0040 W07826 - S0041 W07826 - S0049 W07840 - S0038 W07842 MOV W 5KT
FCST VA CLD +6HR: 12/2330Z SFC/FL210 S0039 W07847 - S0040 W07826 - S0041 W07826 - S0052 W07844 - S0039 W07847
FCST VA CLD +12HR: 13/0530Z NO VA EXP
FCST VA CLD +18HR: 13/1130Z NO VA EXP
RMK: NO NEW VA EMS OBS IN WEBCAM OR STLT IMG BUT
OCNL VA EMS MAY CONT. MODEL GUIDANCE SUGGESTS WSW
MVMT FM SUMMIT THRU T+6. ...GATLING
NXT ADVISORY: WILL BE ISSUED BY 20230113/0000Z
Volcanic Ash Advisory issued on 2023-01-12 at 12:14 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission observation.
  • Vona received and volcanic ash emission observation in webcam and satellite img move southwest and ext about 30 nmi from summit. Southwest mvmt exp through t+6. And mvmt based on vona, satellite and nwp. Gatling.

Original Message :

Received FVXX25 at 12:16 UTC, 12/01/23 from KNES
VA ADVISORY
DTG: 20230112/1214Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/020
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS OBS
OBS VA DTG: 12/1150Z
OBS VA CLD: SFC/FL210 S0040 W07826 - S0041 W07825 - S0056 W07851 - S0047 W07856 - S0040 W07826 MOV SW 10KT
FCST VA CLD +6HR: 12/1800Z SFC/FL210 S0040 W07826 - S0041 W07825 - S0101 W07856 - S0043 W07903 - S0040 W07826
FCST VA CLD +12HR: 13/0000Z NO VA EXP
FCST VA CLD +18HR: 13/0600Z NO VA EXP
RMK: VONA RCVD AND VA EMS OBS IN WEBCAM AND STLT
IMG MOV SW AND EXT ABOUT 30 NMI FM SUMMIT. SW
MVMT EXP THRU T+6. FL AND MVMT BASED ON VONA,
STLT AND NWP MODELS. ...GATLING
NXT ADVISORY: WILL BE ISSUED BY 20230112/1815Z
Volcanic Ash Advisory issued on 2023-01-11 at 05:40 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Correction for graphic. No recent reports of activity. Volcanic ash not detected on various satellite products. Thick weather clouds cover all of summut area. New volcanic ash emission possible at any. Konon.

Original Message :

Received FVXX25 at 05:43 UTC, 11/01/23 from KNES
VA ADVISORY -CORRECTION
DTG: 20230111/0540Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/019
INFO SOURCE: GOES-16.
ERUPTION DETAILS: VA EMS ENDED
OBS VA DTG: 11/0440Z
OBS VA CLD: NO VA EXP
FCST VA CLD +6HR: 11/1030Z NO VA EXP
FCST VA CLD +12HR: 11/1630Z NO VA EXP
FCST VA CLD +18HR: 11/2230Z NO VA EXP
RMK: COR FOR GRAPHIC. NO RECENT RPRTS OF ACTVTY.
VA NOT DETECTED ON VARIOUS STLT PRODUCTS. THICK
WX CLDS CVR ALL OF SUMMUT AREA. NEW VA EMS PSBL
AT ANY TIME. ...KONON
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-10 at 23:25 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission possible.
  • Possible volcanic ash emission not observation from satellite or webcam due to weather clouds obscure summit. No rcnt repeat received. Little change exp in model winds through t+6 hours. Brown.

Original Message :

Received FVXX25 at 23:27 UTC, 10/01/23 from KNES
VA ADVISORY
DTG: 20230110/2325Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/018
INFO SOURCE: GOES-16. NWP MODELS. VOLCAT.
ERUPTION DETAILS: VA EMS PSBL
OBS VA DTG: 10/2250Z
OBS VA CLD: SFC/FL200 S0040 W07826 - S0041 W07825 - S0049 W07838 - S0041 W07841 - S0040 W07826 MOV SW 10KT
FCST VA CLD +6HR: 11/0500Z SFC/FL200 S0040 W07826 - S0041 W07825 - S0052 W07842 - S0042 W07846 - S0040 W07826
FCST VA CLD +12HR: 11/1100Z NO VA EXP
FCST VA CLD +18HR: 11/1700Z NO VA EXP
RMK: PSBL VA EMS NOT OBS FM STLT OR WEBCAM DUE TO
WX CLDS OBSC SUMMIT. NO RCNT RPT RCVD. LTLCG EXP
IN MDL WINDS THRU T+6 HRS. ...BROWN
NXT ADVISORY: WILL BE ISSUED BY 20230111/0530Z
Volcanic Ash Advisory issued on 2023-01-10 at 17:28 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em obsd.
  • Volcanic ash em seen on satellite imagery extending approx 30 nmi wsw from summit. Recent volcano reports volcanic ash em around flight level 200 (6000m) moving wsw. Little change expected around. Kim.

Original Message :

Received FVXX25 at 17:30 UTC, 10/01/23 from KNES
VA ADVISORY
DTG: 20230110/1728Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/017
INFO SOURCE: GOES-16. NWP MODELS. GEOPHYSICAL
INST.
ERUPTION DETAILS: VA EM OBSD
OBS VA DTG: 10/1700Z
OBS VA CLD: SFC/FL200 S0041 W07828 - S0044 W07826 - S0104 W07852 - S0050 W07901 - S0041 W07828 MOV W 10KT
FCST VA CLD +6HR: 10/2300Z SFC/FL200 S0041 W07828 - S0043 W07826 - S0107 W07856 - S0050 W07912 - S0041 W07828
FCST VA CLD +12HR: 11/0500Z SFC/FL200 S0041 W07829 - S0041 W07826 - S0110 W07853 - S0056 W07902 - S0041 W07829
FCST VA CLD +18HR: 11/1100Z NO VA EXP
RMK: VA EM SEEN ON STLT IMAGERY EXTENDING APPROX
30 NMI WSW FM SUMMIT. RECENT VO RPRTS VA EM
AROUND FL200 MOVG WSW. LTLCG EXPCD AROUND FL.
...KIM
NXT ADVISORY: WILL BE ISSUED BY 20230110/2330Z
Volcanic Ash Advisory issued on 2023-01-10 at 11:46 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • Volcanic ash plume detected on satellite moving southwest of summit. Webcam shows weather clouds obscure summit. No change forecast in model winds at next 6 hour. Konon.

Original Message :

Received FVXX25 at 11:48 UTC, 10/01/23 from KNES
VA ADVISORY
DTG: 20230110/1146Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/016
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: NEW VA EMS
OBS VA DTG: 10/1110Z
OBS VA CLD: SFC/FL240 S0039 W07826 - S0041 W07826 - S0050 W07841 - S0042 W07844 - S0039 W07826 MOV SW 10KT
FCST VA CLD +6HR: 10/1700Z SFC/FL240 S0040 W07826 - S0041 W07825 - S0056 W07856 - S0044 W07901 - S0040 W07826
FCST VA CLD +12HR: 10/2300Z NO VA EXP
FCST VA CLD +18HR: 11/0500Z NO VA EXP
RMK: VA PLUME DETECTED ON STLT MOVG SW OF SUMMIT.
WEBCAM SHOWS WX CLDS OBSC SUMMIT. NO CHG FCST IN
MDL WINDS AT FL NXT 6 HR. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20230110/1745Z
Volcanic Ash Advisory issued on 2023-01-09 at 21:12 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash has dispd.
  • Volcanic ash from earlier emission has dispd. No new emission obsd and no reports of volcanic ash have been received. Hosley.

Original Message :

Received FVXX25 at 21:14 UTC, 09/01/23 from KNES
VA ADVISORY
DTG: 20230109/2112Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/015
INFO SOURCE: GOES-16.
ERUPTION DETAILS: VA HAS DISPD.
OBS VA DTG: 09/2040Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.
FCST VA CLD +6HR: 10/0230Z NO VA EXP
FCST VA CLD +12HR: 10/0830Z NO VA EXP
FCST VA CLD +18HR: 10/1430Z NO VA EXP
RMK: VA FM EARLIER EMS HAS DISPD. NO NEW EMS OBSD
AND NO RPRTS OF VA HAVE BEEN RCVD. ...HOSLEY
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-09 at 15:14 UTC.

    Key information extracted from original VAA message :


  • Continuous light volcanic ash emission.
  • Continuous light volcanic ash emission seen from satellite dsiptg to nw about 10 nm from summit. Model winds exp to nw through t+6 hours. Brown.

Original Message :

Received FVXX25 at 15:15 UTC, 09/01/23 from KNES
VA ADVISORY
DTG: 20230109/1514Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/014
INFO SOURCE: GOES-16. VONA. NWP MODELS.
ERUPTION DETAILS: CONS LGT VA EMS
OBS VA DTG: 09/1430Z
OBS VA CLD: SFC/FL210 S0031 W07829 - S0040 W07825 - S0041 W07826 - S0033 W07835 - S0031 W07829 MOV NW 10KT
FCST VA CLD +6HR: 09/2030Z SFC/FL210 S0028 W07831 - S0040 W07825 - S0041 W07826 - S0035 W07838 - S0028 W07831
FCST VA CLD +12HR: 10/0230Z NO VA EXP
FCST VA CLD +18HR: 10/0830Z NO VA EXP
RMK: CONS LGT VA EMS SEEN FM STLT DSIPTG TO NW
ABT 10 NM FM SUMMIT. MDL WINDS EXP TO REMAIN NW
THRU T+6 HRS. ...BROWN
NXT ADVISORY: WILL BE ISSUED BY 20230109/2115Z
Volcanic Ash Advisory issued on 2023-01-08 at 23:39 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash emission observation.
  • Volcanic ash emission not visible in satellite imagery. All previous volcanic ash has dissipated. No reports of volcanic ash emission received. Gatling.

Original Message :

Received FVXX25 at 23:41 UTC, 08/01/23 from KNES
VA ADVISORY
DTG: 20230108/2339Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/013
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: NO VA EMS OBS
OBS VA DTG: 08/2310Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6HR: 09/0500Z NO VA EXP
FCST VA CLD +12HR: 09/1100Z NO VA EXP
FCST VA CLD +18HR: 09/1700Z NO VA EXP
RMK: VA EMS NOT VISIBLE IN STLT IMAGERY. ALL
PREVIOUS VA HAS DISSIPATED. NO RPRTS OF VA EMS
RCVD. ...GATLING
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-08 at 17:45 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Volcanic ash cloud obsd extending 25 nmi nnw from summit. Weather cloud cover obscs summit on webcam. Nwp models suggest volcanic ash at flight level 220 (6600m) and forecast little change in winds through t+6 hours. Hosley.

Original Message :

Received FVXX25 at 17:48 UTC, 08/01/23 from KNES
VA ADVISORY
DTG: 20230108/1745Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/012
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: CONS VA EMS.
OBS VA DTG: 08/1700Z
OBS VA CLD: SFC/FL220 S0018 W07827 - S0042 W07825 - S0043 W07827 - S0020 W07839 - S0018 W07827 MOV N 15KT
FCST VA CLD +6HR: 08/2300Z SFC/FL220 S0000 W07828 - S0042 W07825 - S0043 W07827 - S0005 W07850 - S0000 W07828
FCST VA CLD +12HR: 09/0500Z NO VA EXP
FCST VA CLD +18HR: 09/1100Z NO VA EXP
RMK: VA CLD OBSD EXTDG 25 NMI NNW FM SUMMIT. WX
CLD CVR OBSCS SUMMIT ON WEBCAM. NWP MDLS SUGGEST
VA AT FL220 AND FCST LTLCG IN WINDS THRU T+6 HRS.
...HOSLEY
NXT ADVISORY: WILL BE ISSUED BY 20230108/2345Z
Volcanic Ash Advisory issued on 2023-01-06 at 22:57 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash em has disp.
  • Volcanic ash is not observation on stlt, there has been no further reports of volcanic ash. Zhu.

Original Message :

Received FVXX25 at 23:00 UTC, 06/01/23 from KNES
VA ADVISORY
DTG: 20230106/2257Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/011
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: VA EM HAS DISP
OBS VA DTG: 06/2230Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SAT DATA
FCST VA CLD +6HR: 07/0430Z NO VA EXP
FCST VA CLD +12HR: 07/1030Z NO VA EXP
FCST VA CLD +18HR: 07/1630Z NO VA EXP
RMK: VA IS NOT OBS ON STLT, THERE HAS BEEN NO
FURTHER RPRTS OF VA. ...ZHU
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-06 at 17:09 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission seen in satellite.
  • Volcanic ash emission seen in satellite under cldy skies move difficult to see full forecast confidence at t+6 hours is low as winds are very light and var near summit. Move and height based on satellite and nwp. Kibler.

Original Message :

Received FVXX25 at 17:12 UTC, 06/01/23 from KNES
VA ADVISORY
DTG: 20230106/1709Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/010
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: VA EMS SEEN IN SAT
OBS VA DTG: 06/1640Z
OBS VA CLD: SFC/FL220 S0032 W07832 - S0040 W07827 - S0041 W07827 - S0042 W07835 - S0032 W07832 MOV NW 5KT
FCST VA CLD +6HR: 06/2230Z SFC/FL220 S0031 W07826 - S0040 W07826 - S0041 W07826 - S0035 W07838 - S0031 W07826
FCST VA CLD +12HR: 07/0430Z NO VA EXP
FCST VA CLD +18HR: 07/1030Z NO VA EXP
RMK: VA EMS SEEN IN SAT UNDER CLDY SKIES MOV
N/NW. DIFFICULT TO SEE FULL VIEW. FCST CONFIDENCE
AT T+6 HRS IS LOW AS WINDS ARE VERY LIGHT AND VAR
NEAR SUMMIT. MOV AND HGT BASED ON SAT AND NWP.
...KIBLER
NXT ADVISORY: WILL BE ISSUED BY 20230106/2315Z
Volcanic Ash Advisory issued on 2023-01-06 at 11:28 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission continue.
  • Volcanic ash em seen on satellite imagery hovering nw/sw from summit. Volcanic ash and forecast based on imagery and nwp lght and var con expected. Low confidence in forecast. Kim.

Original Message :

Received FVXX25 at 11:30 UTC, 06/01/23 from KNES
VA ADVISORY
DTG: 20230106/1128Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/009
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: VA EMS CONTINUE
OBS VA DTG: 06/1100Z
OBS VA CLD: SFC/FL220 S0028 W07833 - S0041 W07825 - S0050 W07822 - S0050 W07828 - S0030 W07840 - S0028 W07833 MOV NW 5KT
FCST VA CLD +6HR: 06/1700Z SFC/FL220 S0036 W07802 - S0048 W07802 - S0041 W07826 - S0038 W07824 - S0036 W07802
FCST VA CLD +12HR: 06/2300Z SFC/FL220 S0035 W07802 - S0049 W07759 - S0041 W07827 - S0039 W07826 - S0035 W07802
FCST VA CLD +18HR: 07/0500Z NO VA EXP
RMK: VA EM SEEN ON STLT IMAGERY HOVERING NW/SW FM
SUMMIT. VA FL AND FRCST BASED ON IMAGERY AND NWP
MODELS. LGHT AND VAR CON EXPCD. LOW CONFIDENCE IN
FRCST. ...KIM
NXT ADVISORY: WILL BE ISSUED BY 20230106/1730Z
Volcanic Ash Advisory issued on 2023-01-06 at 08:21 UTC.

    Key information extracted from original VAA message :


  • Lght volcanic ash obsd.
  • Volcanic ash em currently not detected on satellite due to cloud cover but lght volcanic ash was recently seen moving w from summit. Volcanic ash and forecast based on imagery and nwp. Kim.

Original Message :

Received FVXX25 at 08:24 UTC, 06/01/23 from KNES
VA ADVISORY
DTG: 20230106/0821Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/008
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: LGHT VA OBSD
OBS VA DTG: 06/0750Z
OBS VA CLD: SFC/FL200 S0037 W07843 - S0040 W07826 - S0041 W07826 - S0044 W07842 - S0037 W07843 MOV W 5KT
FCST VA CLD +6HR: 06/1400Z SFC/FL200 S0035 W07842 - S0040 W07826 - S0041 W07827 - S0044 W07843 - S0035 W07842
FCST VA CLD +12HR: 06/2000Z NO VA EXP
FCST VA CLD +18HR: 07/0200Z NO VA EXP
RMK: VA EM CURRENTLY NOT DETECTED ON STLT DUE TO
CLD CVR BUT LGHT VA WAS RECENTLY SEEN MOVG W FM
SUMMIT. VA FL AND FRCST BASED ON IMAGERY AND NWP
MODELS. ...KIM
NXT ADVISORY: WILL BE ISSUED BY 20230106/1430Z
Volcanic Ash Advisory issued on 2023-01-06 at 02:57 UTC.

    Key information extracted from original VAA message :


  • Minor volcanic ash emission observation.
  • Minor volcanic ash emission observation in satellite imagery generally moving nw of summit. Nothing seen in webcam. Volcanic ash forecast through t+6 hours based on nwp models but weak winds exp. Coverdale.

Original Message :

Received FVXX25 at 02:59 UTC, 06/01/23 from KNES
VA ADVISORY
DTG: 20230106/0257Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/007
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: MINOR VA EMS OBS
OBS VA DTG: 06/0230Z
OBS VA CLD: SFC/FL220 S0030 W07831 - S0040 W07826 - S0041 W07826 - S0036 W07838 - S0030 W07831 MOV NW 5KT
FCST VA CLD +6HR: 06/0830Z SFC/FL220 S0025 W07832 - S0040 W07826 - S0041 W07826 - S0034 W07843 - S0025 W07832
FCST VA CLD +12HR: 06/1430Z NO VA EXP
FCST VA CLD +18HR: 06/2030Z NO VA EXP
RMK: MINOR VA EMS OBS IN STLT IMAGERY GENERALLY
MOVG NW OF SUMMIT. NOTHING SEEN IN WEBCAM. VA
FCST THRU T+6 HRS BASED ON NWP MDLS BUT WEAK
WINDS EXP. ...COVERDALE
NXT ADVISORY: WILL BE ISSUED BY 20230106/0900Z
Volcanic Ash Advisory issued on 2023-01-05 at 02:41 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash from earlier emission ended. No new activity noted in satellite or web cam imagery. No new reports. Lee.

Original Message :

Received FVXX25 at 02:44 UTC, 05/01/23 from KNES
VA ADVISORY
DTG: 20230105/0241Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/006
INFO SOURCE: GOES-16. WEBCAM.
ERUPTION DETAILS: VA EMS ENDED.
OBS VA DTG: 05/0210Z
OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA.
FCST VA CLD +6HR: 05/0800Z NO VA EXP
FCST VA CLD +12HR: 05/1400Z NO VA EXP
FCST VA CLD +18HR: 05/2000Z NO VA EXP
RMK: VA FM EARLIER EMS ENDED. NO NEW ACT NOTED IN
STLT OR WEB CAM IMAGERY. NO NEW REPORTS. ...LEE
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2023-01-04 at 20:58 UTC.

    Key information extracted from original VAA message :


  • Possible ongoing volcanic ash emission.
  • Dense cloud cover over has precluded seeing any emission. However, earlier emission could be seen before clouds obscured volcanic ash move wnw according to nwp. Lee.

Original Message :

Received FVXX25 at 21:00 UTC, 04/01/23 from KNES
VA ADVISORY
DTG: 20230104/2058Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/005
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: POSSIBLE ONGOING VA EMS.
OBS VA DTG: 04/2010Z
OBS VA CLD: SFC/FL230 S0023 W07852 - S0040 W07826 - S0041 W07826 - S0038 W07856 - S0023 W07852 MOV NW 10KT
FCST VA CLD +6HR: 05/0200Z NO VA EXP
FCST VA CLD +12HR: 05/0800Z NO VA EXP
FCST VA CLD +18HR: 05/1400Z NO VA EXP
RMK: DENSE CLD COVER OVER REGION HAS PRECLUDED
SEEING ANY EMS. HOWEVER, EARLIER EMS COULD BE
SEEN BEFORE CLDS OBSCURED VIEW. VA MOV WNW
ACCORDING TO NWP MDLS. ...LEE
NXT ADVISORY: WILL BE ISSUED BY 20230105/0300Z
Volcanic Ash Advisory issued on 2023-01-04 at 15:12 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash plume wnw of summit.
  • Plume of volcanic ash observation in satellite and webcam ext apprx 40nm wnw of summit. Volcanic ash based on most rcnt vona and nwp volcanic ash forecast through t+12 hours based on nwp. Coverdale.

Original Message :

Received FVXX25 at 15:14 UTC, 04/01/23 from KNES
VA ADVISORY
DTG: 20230104/1512Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/004
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA PLUME WNW OF SUMMIT
OBS VA DTG: 04/1440Z
OBS VA CLD: SFC/FL230 S0019 W07858 - S0040 W07826 - S0041 W07826 - S0029 W07904 - S0019 W07858 MOV NW 15KT
FCST VA CLD +6HR: 04/2030Z SFC/FL230 S0010 W07906 - S0040 W07826 - S0041 W07826 - S0023 W07916 - S0010 W07906
FCST VA CLD +12HR: 05/0230Z SFC/FL230 S0015 W07844 - S0040 W07826 - S0041 W07826 - S0023 W07855 - S0015 W07844
FCST VA CLD +18HR: 05/0830Z NO VA EXP
RMK: PLUME OF VA OBS IN STLT AND WEBCAM EXT APPRX
40NM WNW OF SUMMIT. VA FL BASED ON MOST RCNT VONA
AND NWP MDLS. VA FCST THRU T+12 HRS BASED ON NWP
MDLS. ...COVERDALE
NXT ADVISORY: WILL BE ISSUED BY 20230104/2115Z
Volcanic Ash Advisory issued on 2023-01-04 at 11:00 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Continuous volcanic ash emission seen from webcam and satellite. Volcanic ash cloud stream moving nw about 50 nm from summit. Little change exp in model winds through t+6 hours. Brown.

Original Message :

Received FVXX25 at 11:02 UTC, 04/01/23 from KNES
VA ADVISORY
DTG: 20230104/1100Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/003
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT.
ERUPTION DETAILS: CONS VA EMS
OBS VA DTG: 04/1030Z
OBS VA CLD: SFC/FL230 S0013 W07850 - S0040 W07825 - S0042 W07827 - S0018 W07856 - S0013 W07850 MOV NW 20KT
FCST VA CLD +6HR: 04/1630Z SFC/FL230 S0007 W07851 - S0040 W07825 - S0042 W07826 - S0017 W07901 - S0007 W07851
FCST VA CLD +12HR: 04/2230Z NO VA EXP
FCST VA CLD +18HR: 05/0430Z NO VA EXP
RMK: CONS VA EMS SEEN FM WEBCAM AND STLT. VA CLD
STREAM MV NW ABT 50 NM FM SUMMIT. LTLCG EXP IN
MDL WINDS THRU T+6 HRS. ...BROWN
NXT ADVISORY: WILL BE ISSUED BY 20230104/1700Z
Volcanic Ash Advisory issued on 2023-01-04 at 05:21 UTC.

    Key information extracted from original VAA message :


  • Continuous volcanic ash emission.
  • Continuous volcanic ash emission seen in webcam but not satellite due to weather clouds osbc area. Model winds exp to shift to north east by t+6 hours. Forecast based on nwp. Brown.

Original Message :

Received FVXX25 at 05:24 UTC, 04/01/23 from KNES
VA ADVISORY
DTG: 20230104/0521Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/002
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT.
ERUPTION DETAILS: CONS VA EMS
OBS VA DTG: 04/0450Z
OBS VA CLD: SFC/FL230 S0031 W07855 - S0040 W07826 - S0041 W07826 - S0042 W07856 - S0031 W07855 MOV W 10KT
FCST VA CLD +6HR: 04/1100Z SFC/FL230 S0023 W07857 - S0040 W07826 - S0042 W07826 - S0036 W07901 - S0023 W07857
FCST VA CLD +12HR: 04/1700Z NO VA EXP
FCST VA CLD +18HR: 04/2300Z NO VA EXP
RMK: CONS VA EMS SEEN IN WEBCAM BUT NOT STLT DUE
TO WX CLDS OSBC AREA. MDL WINDS EXP TO SHIFT TO
NE BY T+6 HRS. FCST BASED ON NWP MDLS. ...BROWN
NXT ADVISORY: WILL BE ISSUED BY 20230104/1115Z
Volcanic Ash Advisory issued on 2023-01-03 at 23:23 UTC.

    Key information extracted from original VAA message :


  • New volcanic ash emission.
  • New moderate volcanic ash em noted in volcat produce and vona report. Volcanic ash move to w of summit. Lee.

Original Message :

Received FVXX25 at 23:25 UTC, 03/01/23 from KNES
VA ADVISORY
DTG: 20230103/2323Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2023/001
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
VOLCAT.
ERUPTION DETAILS: NEW VA EMS.
OBS VA DTG: 03/2250Z
OBS VA CLD: SFC/FL220 S0035 W07848 - S0038 W07828 - S0043 W07826 - S0044 W07847 - S0035 W07848 MOV W 10KT
FCST VA CLD +6HR: 04/0500Z SFC/FL220 S0035 W07849 - S0038 W07826 - S0043 W07827 - S0044 W07849 - S0035 W07849
FCST VA CLD +12HR: 04/1100Z NO VA EXP
FCST VA CLD +18HR: 04/1700Z NO VA EXP
RMK: NEW MODERATE VA EM NOTED IN VOLCAT PROD AND
VONA REPORT. VA MOV TO W OF SUMMIT. ...LEE
NXT ADVISORY: WILL BE ISSUED BY 20230104/0530Z
Volcanic Ash Advisory issued on 2022-12-28 at 16:45 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash has dissipated and no new emission detected from satellite imagery. Webcam is partially clear. No rcnt repeats received. Brown.

Original Message :

Received FVXX24 at 16:47 UTC, 28/12/22 from KNES
VA ADVISORY
DTG: 20221228/1645Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2022/065
INFO SOURCE: GOES-16. WEBCAM.
ERUPTION DETAILS: VA EMS ENDED
OBS VA DTG: 28/1610Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.
FCST VA CLD +6HR: 28/2200Z NO VA EXP
FCST VA CLD +12HR: 29/0400Z NO VA EXP
FCST VA CLD +18HR: 29/1000Z NO VA EXP
RMK: VA HAS DSIPTD AND NO NEW EMS DETECTED FM
STLT IMAGERY. WEBCAM IS PARTIALLY CLR. NO RCNT
RPTS RCVD. ...BROWN
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2022-12-28 at 11:22 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission reported and obsd.
  • Volcanic ash emission obsd in satellite and webcam. Vona.

Original Message :

Received FVXX24 at 11:25 UTC, 28/12/22 from KNES
VA ADVISORY
DTG: 20221228/1122Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2022/064
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
GEOPHYSICAL INST.
ERUPTION DETAILS: VA EMS REPORTED AND OBSD
OBS VA DTG: 28/1100Z
OBS VA CLD: SFC/FL230 S0039 W07842 - S0040 W07826 - S0041 W07826 - S0044 W07842 - S0039 W07842 MOV W 15KT
FCST VA CLD +6HR: 28/1700Z SFC/FL230 S0040 W07826 - S0041 W07825 - S0049 W07844 - S0042 W07846 - S0040 W07826
FCST VA CLD +12HR: 28/2300Z NO VA EXP
FCST VA CLD +18HR: 29/0500Z NO VA EXP
RMK: VA EMS OBSD IN SAT AND WEBCAM. VONA
Volcanic Ash Advisory issued on 2022-12-26 at 06:06 UTC.

    Key information extracted from original VAA message :


  • No volcanic ash detected.
  • Volcanic ash was not detected from satellite. Turk.

Original Message :

Received FVXX25 at 06:08 UTC, 26/12/22 from KNES
VA ADVISORY
DTG: 20221226/0606Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2022/063
INFO SOURCE: GOES-16.
ERUPTION DETAILS: NO VA DETECTED
OBS VA DTG: 26/0540Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6HR: 26/1130Z NO VA EXP
FCST VA CLD +12HR: 26/1730Z NO VA EXP
FCST VA CLD +18HR: 26/2330Z NO VA EXP
RMK: VA WAS NOT DETECTED FM STLT. ...TURK
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2022-12-26 at 01:07 UTC.

    Key information extracted from original VAA message :


  • Minor volcanic ash emission observation southwest of summit.
  • New volcanic ash emission observation extending apprx 15nm southwest of summit in satellite imagery. Possible volcanic ash briefly observation in webcam between weather volcanic ash becoming obscure by weather clouds in satellite. Volcanic ash and forecast through t+6 hours based on nwp. Coverdale.

Original Message :

Received FVXX25 at 01:10 UTC, 26/12/22 from KNES
VA ADVISORY
DTG: 20221226/0107Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2022/062
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: MINOR VA EMS OBS SW OF SUMMIT
OBS VA DTG: 26/0040Z
OBS VA CLD: SFC/FL220 S0041 W07826 - S0041 W07825 - S0058 W07827 - S0054 W07838 - S0041 W07826 MOV SW 5KT
FCST VA CLD +6HR: 26/0630Z SFC/FL220 S0040 W07826 - S0041 W07825 - S0106 W07825 - S0102 W07841 - S0040 W07826
FCST VA CLD +12HR: 26/1230Z NO VA EXP
FCST VA CLD +18HR: 26/1830Z NO VA EXP
RMK: NEW VA EMS OBS EXTENDING APPRX 15NM SW OF
SUMMIT IN STLT IMAGERY. PSBL VA BRIEFLY OBS IN
WEBCAM BTWN WX CLDS. VA BECOMING OBSC BY WX CLDS
IN STLT. VA FL AND FCST THRU T+6 HRS BASED ON NWP
MDLS. ...COVERDALE
NXT ADVISORY: WILL BE ISSUED BY 20221226/0700Z
Volcanic Ash Advisory issued on 2022-12-25 at 05:54 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash not observation.
  • Volcanic ash not observation from satellite and there have been no reports of activity. Turk.

Original Message :

Received FVXX25 at 05:56 UTC, 25/12/22 from KNES
VA ADVISORY
DTG: 20221225/0554Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0040 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2022/061
INFO SOURCE: GOES-16.
ERUPTION DETAILS: VA NOT OBS
OBS VA DTG: 25/0530Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA
FCST VA CLD +6HR: 25/1130Z NO VA EXP
FCST VA CLD +12HR: 25/1730Z NO VA EXP
FCST VA CLD +18HR: 25/2330Z NO VA EXP
RMK: VA NOT OBS FM STLT AND THERE HAVE BEEN NO
RPRTS OF ACT. ...TURK
NXT ADVISORY: NO FURTHER ADVISORIES
Volcanic Ash Advisory issued on 2022-12-20 at 15:22 UTC.

    Key information extracted from original VAA message :


  • Volcanic ash emission ended.
  • Volcanic ash emission has ended. No new volcanic ash detected from various satellite data. Webcam shows intrmtnt steam emission. No hotspot detected. Brown.

Original Message :

Received FVXX24 at 15:24 UTC, 20/12/22 from KNES
VA ADVISORY
DTG: 20221220/1522Z
VAAC: WASHINGTON
VOLCANO: COTOPAXI 352050
PSN: S0041 W07826
AREA: ECUADOR
SUMMIT ELEV: 19393 FT [5911 M]
ADVISORY NR: 2022/053
INFO SOURCE: GOES-16. WEBCAM.
ERUPTION DETAILS: VA EMS ENDED
OBS VA DTG: 20/1430Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA.
FCST VA CLD +6HR: 20/2030Z NO VA EXP
FCST VA CLD +12HR: 21/0230Z NO VA EXP
FCST VA CLD +18HR: 21/0830Z NO VA EXP
RMK: VA EMS HAS ENDED. NO NEW VA DETECTED FM
VARIOUS STLT DATA. WEBCAM SHOWS INTRMTNT STEAM
EMS. NO HOTSPOT DETECTED. ...BROWN
NXT ADVISORY: NO FURTHER ADVISORIES