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Anchorage, AK Local Forecast Office

46NM SSE Amchitka AK

Marine Point Forecast

[NOTICE]

    • Overnight

      Overnight:SSW wind 5 to 10 kt. A chance of rain after 1am. Seas 2 to 3 ft.

      Low: 45 °F

      SSW 10kt
      2-3ft

    • Sunday

      Sunday:SSW wind 10 to 15 kt becoming W in the afternoon. Rain likely, mainly before 10am. Seas 3 to 4 ft.

      High: 46 °F

      WSW 15kt
      3-4ft

    • Sunday Night

      Sunday Night:W wind 10 to 15 kt. A slight chance of rain before 10pm, then a slight chance of rain after 1am. Seas around 4 ft.

      Low: 45 °F

      W 15kt
      4ft

    • Monday

      Monday:WSW wind 15 to 20 kt. Mostly cloudy. Seas 4 to 5 ft.

      High: 47 °F

      WSW 20kt
      4-5ft

    • Monday Night

      Monday Night:W wind around 20 kt. Mostly cloudy. Seas 5 to 6 ft.

      Low: 46 °F

      W 20kt
      5-6ft

    • Tuesday

      Tuesday:SSW wind around 20 kt. Rain likely, mainly after 4pm. Seas 5 to 6 ft.

      High: 49 °F

      SSW 20kt
      5-6ft

    • Tuesday Night

      Tuesday Night:SSW wind around 25 kt, with gusts as high as 30 kt. Showers likely, mainly before 10pm. Seas 6 ft building to 9 ft.

      Low: 48 °F

      SSW 25kt
      Waves Building9ft

    • Wednesday

      Wednesday:SSW wind around 25 kt, with gusts as high as 35 kt. Showers. Seas around 11 ft.

      High: 50 °F

      SSW 25kt
      11ft

    • Wednesday Night

      Wednesday Night:SSW wind around 25 kt, with gusts as high as 30 kt. Showers likely. Seas 9 to 10 ft.

      Low: 49 °F

      SSW 25kt
      9-10ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:11 pm AKDT Jul 18, 2026
Forecast Valid: 11pm AKDT Jul 18, 2026-6pm AKDT Jul 25, 2026

View Nearby Observations

Detailed Forecast


Synopsis: A 999 mb low 70 nm N of Cold Bay moves to 50 nm SW of Cape Newenham at 1008 mb Sun afternoon, before dissipating over Norton Sound Mon morning. A Kamchatka low deepens to 998 mb 210 nm NW of Saint Paul on Mon afternoon. The low then tracks to 110 nm WSW of Mekoryuk at 1000 mb Mon morning.

Overnight
SSW wind 5 to 10 kt. A chance of rain after 1am. Seas 2 to 3 ft.
Sunday
SSW wind 10 to 15 kt becoming W in the afternoon. Rain likely, mainly before 10am. Seas 3 to 4 ft.
Sunday Night
W wind 10 to 15 kt. A slight chance of rain before 10pm, then a slight chance of rain after 1am. Seas around 4 ft.
Monday
WSW wind 15 to 20 kt. Mostly cloudy. Seas 4 to 5 ft.
Monday Night
W wind around 20 kt. Mostly cloudy. Seas 5 to 6 ft.
Tuesday
SSW wind around 20 kt. Rain likely, mainly after 4pm. Seas 5 to 6 ft.
Tuesday Night
SSW wind around 25 kt, with gusts as high as 30 kt. Showers likely, mainly before 10pm. Seas 6 ft building to 9 ft.
Wednesday
SSW wind around 25 kt, with gusts as high as 35 kt. Showers. Seas around 11 ft.
Wednesday Night
SSW wind around 25 kt, with gusts as high as 30 kt. Showers likely. Seas 9 to 10 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: 50.84°N 178.46°W
Last Update: 8:11 pm AKDT Jul 18, 2026
Forecast Valid: 11pm AKDT Jul 18, 2026-6pm AKDT Jul 25, 2026
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