



Hazardous Weather Conditions
Last Update: 244 PM AKDT Wed May 21 2025
For More Weather Information:
47NM SSE Shemya AK
Marine Zone Forecast
...GALE WARNING THURSDAY NIGHT...
Synopsis: A 996 mb low 50 nm Southeast of Castle Cape moves into the
Eastern North Pacific at 995 mb for Fri afternoon. Its front exits
the Alaska Peninsula into the Gulf of Alaska by Thu afternoon. A
999 mb low 25 nm West of Shemya moves to 145 nm South of Sand
Point at 1004 Thu night, then merges with an Eastern North Pacific
low Fri morning. Its front moves over the Aleutians through Fri
afternoon.
Tonight
W wind 30 kt. Seas 12 ft.
Thu
NW wind 30 kt. Seas 12 ft.
Thu Night
E wind 20 kt becoming SE 35 kt after midnight. Seas 9 ft. Rain.
Fri
S wind 40 kt. Seas 17 ft.
Fri Night
SW wind 45 kt. Seas 27 ft.
Sat
SW wind 40 kt. Seas 21 ft.
Sun
SW wind 35 kt. Seas 16 ft.
Mon
W wind 20 kt. Seas 10 ft.
Additional Forecasts and Information
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