Other

Earthquake with magnitude of 7.2 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul

Gulf of Alaska · North Pacific · Alaska · NAVAREA XII 442/23

issued
2023-07-16 07:55Z
status
cancelled 2023-07-16 08:53Z (archive)
cancels
NAVAREA XII 441/23
authority
NTWC 0/23 160751Z JUL 23.
sea
Gulf of Alaska
position
55.015, -161.336
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

GULF OF ALASKA.
NORTH PACIFIC.
ALASKA.
1. EARTHQUAKE WITH MAGNITUDE OF 7.2
   OCCURRED IN VICINITY 54-30.00N 160-48.00W
   AT 160648Z JUL. TSUNAMI WAVES ARE POSSIBLE
   WHICH COULD CAUSE DAMAGE TO SOUTH ALASKA
   AND THE ALASKA PENINSULA.
2. TSUNAMI ACTIVITY IS FORECASTED TO START AT
   THE FOLLOWING TIMES:
   A. SAND POINT 55-20.19N 160-29.60W AT 0810Z.
   B. COLD BAY 55-12.55N 162-42.85W AT 0935Z.
3. 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.
4. CANCEL NAVAREA XII 441/23.

This area · other warnings

28 within 180 nm since 2007 · 0 in the last 12 months · 0 in force now

07
10
15
20
24

Season · when other warnings happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

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.