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Anchorage, AK Local Forecast Office

33NM NNE Shemya AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:W wind around 20 kt. A chance of rain, mainly before 4pm.  Areas of fog.  Seas around 7 ft.

      High: 52 °F

      W 20kt
      7ft

    • Tonight

      Tonight:NW wind 20 to 25 kt. A slight chance of rain before 7pm.  Areas of fog.  Seas around 7 ft.

      Low: 48 °F

      NW 25kt
      7ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:NW wind around 15 kt. Areas of fog before 10am.  Seas 5 to 6 ft.

      High: 52 °F

      NW 15kt
      5-6ft

    • Wednesday Night

      Wednesday Night:NW wind 10 to 15 kt. Mostly cloudy. Seas around 4 ft.

      Low: 48 °F

      NW 15kt
      4ft

    • Thursday

      Thursday:NW wind around 15 kt. Partly sunny. Seas around 4 ft.

      High: 50 °F

      NW 15kt
      4ft

    • Thursday Night

      Thursday Night:NNW wind around 15 kt. Mostly cloudy. Seas 5 to 6 ft.

      Low: 47 °F

      NNW 15kt
      5-6ft

    • Friday

      Friday:NNW wind around 15 kt. Mostly cloudy. Seas around 5 ft.

      High: 50 °F

      NNW 15kt
      5ft

    • Friday Night

      Friday Night:NW wind around 10 kt, with gusts as high as 20 kt. Cloudy. Seas around 5 ft.

      Low: 47 °F

      NW 10kt
      5ft

    • Saturday

      Saturday:WNW wind around 10 kt. Cloudy. Seas around 5 ft.

      High: 51 °F

      WNW 10kt
      5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:42 pm AKDT Aug 11, 2026
Forecast Valid: 3pm AKDT Aug 11, 2026-6pm AKDT Aug 17, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

Synopsis: A 1004 mb Kamchatka low moves to 195 nm NE of Shemya by Tue afternoon then to 85 nm N of Atka at 1001 mb by Wed afternoon. A front moves into the waters south of the AKPen Wed morning and crosses the AKPen into Bristol Bay and the eastern Bering Wed afternoon.

This Afternoon
W wind around 20 kt. A chance of rain, mainly before 4pm. Areas of fog. Seas around 7 ft.
Tonight
NW wind 20 to 25 kt. A slight chance of rain before 7pm. Areas of fog. Seas around 7 ft.
Wednesday
NW wind around 15 kt. Areas of fog before 10am. Seas 5 to 6 ft.
Wednesday Night
NW wind 10 to 15 kt. Mostly cloudy. Seas around 4 ft.
Thursday
NW wind around 15 kt. Partly sunny. Seas around 4 ft.
Thursday Night
NNW wind around 15 kt. Mostly cloudy. Seas 5 to 6 ft.
Friday
NNW wind around 15 kt. Mostly cloudy. Seas around 5 ft.
Friday Night
NW wind around 10 kt, with gusts as high as 20 kt. Cloudy. Seas around 5 ft.
Saturday
WNW wind around 10 kt. Cloudy. Seas around 5 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 53.2°N 174.59°E
Last Update: 12:42 pm AKDT Aug 11, 2026
Forecast Valid: 3pm AKDT Aug 11, 2026-6pm AKDT Aug 17, 2026
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