Other
Earthquake with magnitude of 8.2 has occurred in vicinity 55-18N 157-48W at 290616Z jul
Eastern North Pacific · Gulf of Alaska · Alaska · NAVAREA XII 365/21
- issued
- 2021-07-29 08:37Z
- status
- cancelled 2021-07-29 09:57Z (archive)
- authority
- PTWC 290802Z JUL 21.
- sea
- Gulf of Alaska
- position
- 55.300, -157.800
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. GULF OF ALASKA. ALASKA. EARTHQUAKE WITH MAGNITUDE OF 8.2 HAS OCCURRED IN VICINITY 55-18N 157-48W AT 290616Z JUL. A TSUNAMI HAS BEEN GENERATED WHICH COULD CAUSE DAMAGE TO COASTS OF SOUTH ALASKA, THE ALASKA PENINSULA AND THE ALEUTIAN ISLANDS. TSUNAMI WAVE HEIGHTS CANNOT BE PREDICTED AND MAY BE A SERIES OF WAVES WHICH COULD BE DANGEROUS FOR SEVERAL HOURS AFTER THE INITIAL WAVE ARRIVAL.
This area · other warnings
26 within 180 nm since 2007 · 0 in the last 12 months · 0 in force now
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24
- Commdet kodiak, ak remote site cold bay 55-11.00N 162-42.00W hf transmit and receive services inoperable2024-04-12
- Earthquake with magnitude of 7.2 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul2023-07-16
- Earthquake with magnitude of 7.4 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul2023-07-16
- Earthquake with magnitude of 7.3 has occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul2023-07-16
- Commdet kodiak, ak remote site cold bay 55-11N 162-42W 4125KHZ services inoperative2021-12-13
- Commdet kodiak, ak remote site cold bay 55-11N 162-42W 4125KHZ services unreliable 2100Z to 0200Z daily 02…2021-11-02
Season · when other warnings happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 365/21 and this msg, tsunami warning cancelledcancelled by · 2021-07-29
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
34 other warnings in force · see all
Other
Everything the classifier did not place elsewhere. All current other warnings →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.