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Tsunami warning

Eastern North Pacific · Alaska · Canada · Hawaii · NAVAREA XII 281/12

issued
2012-10-28 05:29Z
status
cancelled 2012-10-28 10:33Z (archive)
cancels
NAVAREA XII 280/12
authority
PTWC 280515Z OCT 12.
sea
The Coastal Waters of Southeast Alaska and British Columbia
position
52.800, -131.800
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
ALASKA.
CANADA.
HAWAII.
TSUNAMI WARNING.
1. AN EARTHQUAKE OCCURRED AT 280304Z OCT WITH A PRELIMINARY
   MAGNITUDE OF 7.7 VICINITY 52-48N 131-48W. A TSUNAMI
   HAS BEEN GENERATED WHICH COULD CAUSE DAMAGE TO THE
   COASTAL AREAS OF HAWAII, BRITISH COLUMBIA AND ALASKA.
   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.
2. CANCEL NAVAREA XII 280/12.

This area · other warnings

23 within 180 nm since 2012 · 0 in the last 12 months · 0 in force now

12
15
20
21

Season · when other warnings happen here

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A
M
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J
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Timeline

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.