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Anchorage, AK Local Forecast Office

7NM NW Kachemak Bay AK

Marine Point Forecast

[NOTICE]

This Afternoon
High: 53 °F
NW 15kt
3ft
Tonight
Low: 47 °F
N 15kt
2-3ft
Tuesday
High: 53 °F
NNW 10kt
2ft
Tuesday Night
Low: 46 °F
NW 10kt⇓
2ft
Wednesday
High: 56 °F
NNW 10kt
2ft
Wednesday Night
Low: 49 °F
Light Wind
2ft
Thursday
High: 57 °F
Light Wind
2ft
Thursday Night
Low: 50 °F
S 10kt
2ft
Friday
High: 58 °F
SSE 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: 2:32 pm AKDT Aug 31, 2026
Forecast Valid: 5pm AKDT Aug 31, 2026-6pm AKDT Sep 7, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A 992 mb low 100 nm SE of Cordova exits into the southeastern Gulf by Tue morning. Broad ridging moves into the Gulf through Wed afternoon.

This Afternoon

NW wind around 15 kt. Sunny. Seas around 3 ft.

Tonight

N wind 10 to 15 kt. Mostly clear. Seas 2 to 3 ft.

Tuesday

NNW wind 5 to 10 kt. Sunny. Seas around 2 ft.

Tuesday Night

NW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas around 2 ft.

Wednesday

NNW wind around 10 kt. Sunny. Seas around 2 ft.

Wednesday Night

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

Thursday

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

Thursday Night

S wind 5 to 10 kt, with gusts as high as 20 kt. A chance of showers. Seas around 2 ft.

Friday

SSE wind around 10 kt. A chance of showers. 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.