M 6.5 in Fox Islands, Aleutian Islands on 17 Sep 2026 14:19 UTC

Global Telecommunication Service

GTS (Global Telecommunication Service) is the official Warning and Alerting channel by the World Meteorological Organization (WMO) adopted by several Warning Organizations. As soon as a new GTS message regarding Tropical Cyclones(WT) or Tsunami(WE) the messages are processed and possibly assigned to the specific event. When a new GTS message is present an new tab in the specific event report page is present.The presence of a GTS message is shown in the homepage with a dedicated icon.

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



2026-09-17 14:29 link


Original Message :

WEIO24 AMMC 171428
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TSUNAMI BULLETIN NOTIFICATION MESSAGE NUMBER 1
IOTWMS TSUNAMI SERVICE PROVIDER AUSTRALIA [JATWC]
ISSUED AT 1428 UTC THURSDAY 17 SEPTEMBER 2026
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TO: INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES [NTWC]
FROM: IOTWMS-TSP AUSTRALIA

NOTIFICATION:
IOTWMS-TSP AUSTRALIA HAS JUST ISSUED TSUNAMI BULLETIN NUMBER 1 FOR
THE INDIAN OCEAN, BASED ON AN EARTHQUAKE WITH THE FOLLOWING DETAILS:

MAGNITUDE: 6.7 Mw[Mwp]
DEPTH: 103 km
DATE: 17 Sep 2026
ORIGIN TIME: 1419 UTC
LATITUDE: 52.74N
LONGITUDE: 171.34W
LOCATION: Aleutian Islands

TO VIEW THE BULLETIN GO TO THE IOTWMS-TSP AUSTRALIA WEBSITE AT:

http://reg.bom.gov.au/tsunami/rtsp

NOTE: THIS IS A RESTRICTED-ACCESS WEBSITE CONTAINING TECHNICAL DATA
FOR INDIAN OCEAN NATIONAL TSUNAMI WARNING CENTRES ONLY. IT IS NOT
FOR GENERAL PUBLIC ACCESS.

GENERAL PUBLIC INFORMATION FOR THIS EVENT IS AVAILABLE FROM:

JOINT AUSTRALIAN TSUNAMI WARNING CENTRE [JATWC]
BUREAU OF METEOROLOGY
MELBOURNE, AUSTRALIA
http://www.bom.gov.au/tsunami

END OF NOTIFICATION MESSAGE
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2026-09-17 14:24 message from NTWC link

Key information extracted from original GTS message :
Evaluation

  • An earthquake has occurred a TSUNAMI is not expected

Original Message :

WEAK53 PAAQ 171423
TIBAK1

Tsunami Information Statement Number 1
NWS National Tsunami Warning Center Palmer AK
623 AM AKDT Thu Sep 17 2026

...THIS IS A TSUNAMI INFORMATION STATEMENT...

EVALUATION
----------
* An earthquake has occurred; a tsunami is not expected.


PRELIMINARY EARTHQUAKE PARAMETERS
---------------------------------

* The following parameters are based on a rapid preliminary
assessment of the earthquake and changes may occur.

* Magnitude 6.3
* Origin Time 0620 AKDT Sep 17 2026
0720 PDT Sep 17 2026
1420 UTC Sep 17 2026
* Coordinates 52.8 North 171.3 West
* Depth 52 miles
* Location 45 miles NE of Amukta Pass, Alaska
235 miles NE of Adak, Alaska


ADDITIONAL INFORMATION AND NEXT UPDATE
--------------------------------------
* Further information will be issued by the United States
Geological Survey (earthquake.usgs.gov) or the appropriate
regional seismic network.

* This will be the only U.S. National Tsunami Warning Center
message issued for this event unless additional information
becomes available.

$$