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Anchorage, AK Local Forecast Office

Portage AK

Marine Point Forecast

[NOTICE]

Tonight
Low: 28 °F
Light Wind
1ft
Monday
High: 36 °F
Light Wind
1-2ft
Monday Night
Low: 34 °F
⇑NE 35kt
1-3ft

Small Craft Advisory
Tuesday
High: 42 °F
E 25kt⇓
2-3ft
Tuesday Night
Low: 31 °F
Light Wind
1-2ft
Veterans Day
High: 40 °F
Light Wind
< 1ft
Wednesday Night
Low: 31 °F
Light Wind
1ft
Thursday
High: 38 °F
Light Wind
1ft
Thursday Night
Low: 26 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:52 pm AKST Nov 8, 2026
Forecast Valid: 6pm AKST Nov 8, 2026-6pm AKST Nov 15, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING MONDAY NIGHT...

Synopsis: A 963 mb low 450 nm SE of Kodiak moves to 170 nm SE of Middleton Island at 955 mb by Mon afternoon and continues to 100 nm NE of Kodiak at 966 mb by Tue morning. It moves inland and dissipates shortly afterwards. Its front moves into the N Gulf through Tue morning before dissipating inland. A 977 mb low arrives 110 nm S of Yakutat by Tue afternoon.

Tonight

Variable winds 5 kt or less. A chance of snow, mainly between midnight and 3am. Seas around 1 ft.

Monday

Variable winds 5 kt or less. Snow, mainly after noon. Seas 1 to 2 ft.

Monday Night

NE wind 5 to 15 kt increasing to 25 to 35 kt after midnight. Winds could gust as high as 60 kt. Snow before midnight, then rain. The rain and snow could be heavy at times. Seas 1 to 3 ft.

Tuesday

E wind 15 to 25 kt decreasing to 5 to 15 kt in the afternoon. Winds could gust as high as 55 kt. Rain. The rain could be heavy at times. Seas 2 to 3 ft.

Tuesday Night

Variable winds 5 kt or less. Rain and snow before 9pm, then a chance of snow. Seas 1 to 2 ft.

Veterans Day

Variable winds 5 kt or less. Snow likely before 3pm, then a chance of rain and snow. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. A chance of rain and snow. Seas around 1 ft.

Thursday

Variable winds 5 kt or less. Rain and snow likely, mainly between 9am and 3pm. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. A chance of rain and snow before 3am. Seas around 1 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.