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Anchorage, AK Local Forecast Office

2NM ESE Chiswell Islands AK

Marine Point Forecast

[NOTICE]

Today
High: 52 °F
Light Wind
1ft
Tonight
Low: 50 °F
SW 10kt
1-2ft
Thursday
High: 52 °F
Light Wind
1-2ft
Thursday Night
Low: 49 °F
NE 10kt
2ft
Friday
High: 51 °F
Light Wind
2ft
Friday Night
Low: 50 °F
Light Wind
2-3ft
Independence Day
High: 53 °F
E 10kt
2ft
Saturday Night
Low: 49 °F
ENE 10kt
2-3ft
Sunday
High: 54 °F
ENE 10kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:42 am AKDT Jul 1, 2026
Forecast Valid: 7am AKDT Jul 1, 2026-6pm AKDT Jul 7, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A 1012 mb low arrives 90 nm S of Kodiak by Wed afternoon and merges with a 1006 mb low from the west that moves 175 nm SE of Kodiak at 1006 mb by Fri morning. Fronts from these lows move into the Gulf through Fri morning.

Today

Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

Tonight

SW wind around 10 kt. Mostly cloudy. Seas 1 to 2 ft.

Thursday

Variable winds 5 kt or less. Cloudy. Seas 1 to 2 ft.

Thursday Night

NE wind 5 to 10 kt. Mostly cloudy. Seas around 2 ft.

Friday

Variable winds 5 kt or less. Partly sunny. Seas around 2 ft.

Friday Night

Variable winds 5 kt or less. Rain likely after 4am. Seas 2 to 3 ft.

Independence Day

E wind around 10 kt. Showers likely. Seas around 2 ft.

Saturday Night

ENE wind around 10 kt. Showers likely. Seas 2 to 3 ft.

Sunday

ENE wind around 10 kt. Showers likely. Seas around 2 ft.

*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.