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Anchorage, AK Local Forecast Office

Larsen Bay AK

Marine Point Forecast

[NOTICE]

This Afternoon
High: 42 °F
E 10kt
< 1ft
Tonight
Low: 40 °F
SSE 20kt
< 1ft
Wednesday
High: 42 °F
NE 15kt
< 1ft
Wednesday Night
Low: 37 °F
NE 15kt
< 1ft
Thursday
High: 40 °F
Light Wind
< 1ft
Thursday Night
Low: 38 °F
SE 10kt
< 1ft
Friday
High: 41 °F
NE 10kt
< 1ft
Friday Night
Low: 40 °F
NE 15kt
< 1ft
Saturday
High: 40 °F
NE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:38 pm AKST Feb 3, 2026
Forecast Valid: 5pm AKST Feb 3, 2026-6pm AKST Feb 10, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING WEDNESDAY NIGHT...

Synopsis: A 980 mb North Pacific low 505 nm S of Middleton Island Wed morning moves to 101 nm S of Middleton Island at 982 mb on Wed afternoon. This low dissipates over the western Gulf Thu morning.

This Afternoon

E wind around 10 kt. Rain likely. Seas 1 ft or less.

Tonight

SSE wind 15 to 20 kt. Showers likely, mainly before midnight. Seas 1 ft or less.

Wednesday

NE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain, mainly after 3pm. Seas 1 ft or less.

Wednesday Night

NE wind 5 to 15 kt. Rain likely, mainly before midnight. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Scattered showers. Seas 1 ft or less.

Thursday Night

SE wind 5 to 10 kt. Scattered showers before 3am. Seas 1 ft or less.

Friday

ESE wind 5 to 10 kt becoming NE in the afternoon. A chance of showers after 9am. Seas 1 ft or less.

Friday Night

NE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain. Seas 1 ft or less.

Saturday

NE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain. Seas 1 ft or less.

*Notices:

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.
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.