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Anchorage, AK Local Forecast Office

Larsen Bay AK

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:SW wind around 10 kt. Partly sunny. Seas 1 ft or less.

      High: 64 °F

      SW 10kt
      < 1ft

    • Tonight

      Tonight:SW wind around 10 kt. A chance of rain, mainly after 1am. Seas 1 ft or less.

      Low: 53 °F

      SW 10kt
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Rain likely, mainly between 10am and 1pm. Seas 1 ft or less.

      High: 58 °F

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:SSW wind 5 to 10 kt. A chance of rain. Seas 1 ft or less.

      Low: 53 °F

      SSW 10kt
      < 1ft

    • Monday

      Monday:SSW wind 10 to 15 kt. A chance of rain before 4pm. Seas 1 ft or less.

      High: 57 °F

      SSW 15kt
      < 1ft

    • Monday Night

      Monday Night:S wind 10 to 15 kt, with gusts as high as 20 kt. Rain likely, mainly after 4am. Seas 1 ft or less.

      Low: 53 °F

      S 15kt
      < 1ft

    • Tuesday

      Tuesday:SSW wind around 15 kt, with gusts as high as 30 kt. Rain. Seas 1 ft or less.

      High: 55 °F

      SSW 15kt
      < 1ft

    • Tuesday Night

      Tuesday Night:WSW wind around 15 kt, with gusts as high as 30 kt. Rain. Seas 1 ft or less.

      Low: 49 °F

      WSW 15kt
      < 1ft

    • Wednesday

      Wednesday:WSW wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Seas 1 ft or less.

      High: 53 °F

      WSW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:21 pm AKDT Sep 12, 2026
Forecast Valid: 3pm AKDT Sep 12, 2026-6pm AKDT Sep 18, 2026

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Detailed Forecast


Synopsis: A weak surface trough lingers across the Northern Gulf of Alaska through Mon afternoon as high pressure persists across the central and southern Gulf through Mon morning.

This Afternoon
SW wind around 10 kt. Partly sunny. Seas 1 ft or less.
Tonight
SW wind around 10 kt. A chance of rain, mainly after 1am. Seas 1 ft or less.
Sunday
Variable winds 5 kt or less. Rain likely, mainly between 10am and 1pm. Seas 1 ft or less.
Sunday Night
SSW wind 5 to 10 kt. A chance of rain. Seas 1 ft or less.
Monday
SSW wind 10 to 15 kt. A chance of rain before 4pm. Seas 1 ft or less.
Monday Night
S wind 10 to 15 kt, with gusts as high as 20 kt. Rain likely, mainly after 4am. Seas 1 ft or less.
Tuesday
SSW wind around 15 kt, with gusts as high as 30 kt. Rain. Seas 1 ft or less.
Tuesday Night
WSW wind around 15 kt, with gusts as high as 30 kt. Rain. Seas 1 ft or less.
Wednesday
WSW wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Seas 1 ft or less.

*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: 57.54°N 153.99°W
Last Update: 1:21 pm AKDT Sep 12, 2026
Forecast Valid: 3pm AKDT Sep 12, 2026-6pm AKDT Sep 18, 2026
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