Overall Green Volcanic eruption alert for Purace in Colombia on 21 Jan 2025 07:57 UTC

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Overall Green alert Volcanic eruption for Purace

in Colombia

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.

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)

23 Jan 04:48 23 Jan 10:24 23 Jan 16:24 23 Jan 22:11

23/01 22:11 2025-007 WASHINGTON

23/01 16:24 2025-006 WASHINGTON

23/01 10:24 2025-005 WASHINGTON

23/01 04:48 2025-004 WASHINGTON

20/01 21:05 2025-003 WASHINGTON

20/01 15:45 2025-002 WASHINGTON

20/01 09:40 2025-001 WASHINGTON

Volcanic Ash Advisory issued on 2025-01-23 at 22:11 UTC.

Key information extracted from original VAA message :

Volcanic ash emission has disp.
Volcanic ash emission has disp in satellite imagery. No new emission.

Original Message :

Received FVXX23 at 22:14 UTC, 23/01/25 from KNES
VA ADVISORY
DTG: 20250123/2211Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/007
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT.
ERUPTION DETAILS: VA EMS HAS DISP
OBS VA DTG: 23/2140Z
OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA.
FCST VA CLD +6HR: 24/0330Z NO VA EXP
FCST VA CLD +12HR: 24/0930Z NO VA EXP
FCST VA CLD +18HR: 24/1530Z NO VA EXP
RMK: VA EMS HAS DISP IN STLT IMAGERY. NO NEW EMS
OBS. NO RPRTS OF NEW EMS. ...FISHER
NXT ADVISORY: NO FURTHER ADVISORIES

Volcanic Ash Advisory issued on 2025-01-23 at 16:24 UTC.

Key information extracted from original VAA message :

Volcanic ash emission continue.
Light volcanic ash emission seen on webcam and satellite mvg w approx 15 nm from summit. A slight shift to wsw exp through t+6. And forecast based on nwp. Evans.

Original Message :

Received FVXX23 at 16:26 UTC, 23/01/25 from KNES
VA ADVISORY
DTG: 20250123/1624Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/006
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: VA EMS CONT
OBS VA DTG: 23/1550Z
OBS VA CLD: SFC/FL170 N0224 W07640 - N0220 W07623 - N0217 W07623 - N0212 W07640 - N0224 W07640 MOV W 20KT
FCST VA CLD +6HR: 23/2200Z SFC/FL170 N0221 W07653 - N0220 W07623 - N0218 W07623 - N0207 W07652 - N0221 W07653
FCST VA CLD +12HR: 24/0400Z NO VA EXP
FCST VA CLD +18HR: 24/1000Z NO VA EXP
RMK: LGT VA EMS SEEN ON WEBCAM AND STLT MVG W
APPROX 15 NM FM SUMMIT. A SLGT SHIFT TO WSW EXP
THRU T+6. FL AND FCST BASED ON NWP MDLS. ...EVANS
NXT ADVISORY: WILL BE ISSUED BY 20250123/2230Z

Volcanic Ash Advisory issued on 2025-01-23 at 10:24 UTC.

Key information extracted from original VAA message :

Lessening continuous volcanic ash emission.
Continuous volcanic ash emission obsd by satellite extending to 30-35 nmi w of summit. Volcanic ash now dsiptg some with extent shrinking. Volcanic ash was moving wsw but is now moving w. Nwp models forecast continued veering through t+6. Hosley.

Original Message :

Received FVXX23 at 10:26 UTC, 23/01/25 from KNES
VA ADVISORY
DTG: 20250123/1024Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/005
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: LESSENING CONS VA EMS.
OBS VA DTG: 23/1000Z
OBS VA CLD: SFC/FL170 N0223 W07701 - N0219 W07623 - N0219 W07623 - N0205 W07707 - N0223 W07701 MOV W 15KT
FCST VA CLD +6HR: 23/1600Z SFC/FL170 N0230 W07659 - N0220 W07623 - N0219 W07623 - N0214 W07704 - N0230 W07659
FCST VA CLD +12HR: 23/2200Z NO VA EXP
FCST VA CLD +18HR: 24/0400Z NO VA EXP
RMK: CONS VA EMS OBSD BY STLT EXTDG TO 30-35 NMI
W OF SUMMIT. VA NOW DSIPTG SOME WITH EXTENT
SHRINKING. VA WAS MOVG WSW BUT IS NOW MOVG W. NWP
MDLS FCST CONTD VEERING THRU T+6. ...HOSLEY
NXT ADVISORY: WILL BE ISSUED BY 20250123/1630Z

Volcanic Ash Advisory issued on 2025-01-23 at 04:48 UTC.

Key information extracted from original VAA message :

Continuous volcanic ash emission.
Volcanic ash cloud clrly obsd extending about 10 nmi wsw from summit on g16 imagery. Estd from nwp nwp models forecast little change through. Hosley.

Original Message :

Received FVXX23 at 04:50 UTC, 23/01/25 from KNES
VA ADVISORY
DTG: 20250123/0448Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/004
INFO SOURCE: GOES-16. NWP MODELS.
ERUPTION DETAILS: CONS VA EMS.
OBS VA DTG: 23/0420Z
OBS VA CLD: SFC/FL170 N0219 W07623 - N0219 W07623 - N0212 W07631 - N0216 W07634 - N0219 W07623 MOV W 10KT
FCST VA CLD +6HR: 23/1030Z SFC/FL170 N0219 W07623 - N0219 W07623 - N0206 W07653 - N0216 W07655 - N0219 W07623
FCST VA CLD +12HR: 23/1630Z SFC/FL170 N0225 W07652 - N0219 W07623 - N0219 W07623 - N0210 W07654 - N0225 W07652
FCST VA CLD +18HR: 23/2230Z NO VA EXP
RMK: VA CLD CLRLY OBSD EXTDG ABT 10 NMI WSW FM
SUMMIT ON G16 IMAGERY. FL ESTD FM NWP MDLS. NWP
MDLS FCST LTLCG THRU T+6HRS. ...HOSLEY
NXT ADVISORY: WILL BE ISSUED BY 20250123/1045Z

Volcanic Ash Advisory issued on 2025-01-20 at 21:05 UTC.

Key information extracted from original VAA message :

Volcanic ash emission ended.
Volcanic ash not detected on various satellite products. Weather clouds cover part of summit area. Konon.

Original Message :

Received FVXX26 at 21:06 UTC, 20/01/25 from KNES
VA ADVISORY
DTG: 20250120/2105Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/003
INFO SOURCE: GOES-16.
ERUPTION DETAILS: VA EMS ENDED
OBS VA DTG: 20/2040Z
OBS VA CLD: VA NOT IDENTIFIABLE FM STLT DATA
FCST VA CLD +6HR: 21/0230Z NO VA EXP
FCST VA CLD +12HR: 21/0830Z NO VA EXP
FCST VA CLD +18HR: 21/1430Z NO VA EXP
RMK: VA NOT DETECTED ON VARIOUS STLT PRODUCTS. WX
CLDS CVR PART OF SUMMIT AREA. ...KONON
NXT ADVISORY: NO FURTHER ADVISORIES

Volcanic Ash Advisory issued on 2025-01-20 at 15:45 UTC.

Key information extracted from original VAA message :

Intermittent emission.
Cloud of mainly steam and gas with small amts of volcanic ash possible obsd 80 nmi nw of summit. Vona reports em ending at 13:30 UTC webcam now obscured by weather cloud cover. Nwp models forecast any further em clouds to move wnw. Hosley.

Original Message :

Received FVXX26 at 15:46 UTC, 20/01/25 from KNES
VA ADVISORY
DTG: 20250120/1545Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/002
INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS.
ERUPTION DETAILS: INTMT EMS.
OBS VA DTG: 20/1500Z
OBS VA CLD: SFC/FL180 N0235 W07648 - N0219 W07623 - N0216 W07623 - N0216 W07640 - N0235 W07648 MOV W 5KT SFC/FL190 N0343 W07709 - N0314 W07657 - N0241 W07742 - N0341 W07741 - N0343 W07709 MOV NW 10KT
FCST VA CLD +6HR: 20/2100Z SFC/FL180 N0241 W07651 - N0220 W07623 - N0217 W07623 - N0220 W07657 - N0241 W07651 SFC/FL190 NO VA EXP
FCST VA CLD +12HR: 21/0300Z NO VA EXP
FCST VA CLD +18HR: 21/0900Z NO VA EXP
RMK: CLD OF MAINLY STEAM AND GAS WITH SML AMTS OF
VA PSBL OBSD 80 NMI NW OF SUMMIT. VONA RPRTS EM
ENDING AT 1330Z. WEBCAM NOW OBSCD BY WX CLD CVR.
NWP MDLS FCST ANY FURTHER EM CLDS TO MOV WNW.
...HOSLEY
NXT ADVISORY: WILL BE ISSUED BY 20250120/2145Z

Volcanic Ash Advisory issued on 2025-01-20 at 09:40 UTC.

Key information extracted from original VAA message :

New volcanic ash and gas emission observation.
New volcanic ash and gas emission observation move nw from the summit of purace at flight level 190 (5700m) nwp models suggest continue nw move of volcanic ash and gas through t+6hrs before disp. Fisher.

Original Message :

Received FVXX20 at 09:44 UTC, 20/01/25 from KNES
VA ADVISORY
DTG: 20250120/0940Z
VAAC: WASHINGTON
VOLCANO: PURACE 351060
PSN: N0219 W07624
AREA: COLOMBIA
SUMMIT ELEV: 15256 FT [4650 M]
ADVISORY NR: 2025/001
INFO SOURCE: GOES-16. NWP MODELS. VOLCAT.
ERUPTION DETAILS: NEW VA AND GAS EMS OBS
OBS VA DTG: 20/0910Z
OBS VA CLD: SFC/FL190 N0301 W07656 - N0249 W07631 - N0229 W07640 - N0240 W07659 - N0301 W07656 MOV NW 10KT
FCST VA CLD +6HR: 20/1500Z SFC/FL190 N0317 W07720 - N0301 W07656 - N0240 W07700 - N0252 W07732 - N0317 W07720
FCST VA CLD +12HR: 20/2100Z NO VA EXP
FCST VA CLD +18HR: 21/0300Z NO VA EXP
RMK: NEW VA AND GAS EMS OBS MOV NW FM THE SUMMIT
OF PURACE AT FL190. NWP MDLS SUGGEST CONT NW MOV
OF VA AND GAS THRU T+6HRS BEFORE DISP. ...FISHER
NXT ADVISORY: WILL BE ISSUED BY 20250120/1545Z

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