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Anchorage, AK Local Forecast Office

2NM W Portage AK

Marine Point Forecast

[NOTICE]

This Afternoon
High: 36 °F
Light Wind
< 1ft
Tonight
Low: 21 °F
Light Wind
< 1ft
Monday
High: 27 °F
Light Wind
< 1ft
Monday Night
Low: 13 °F
Light Wind
< 1ft
Tuesday
High: 33 °F
ESE 10kt
< 1ft
Tuesday Night
Low: 22 °F
E 10kt
< 1ft
Wednesday
High: 32 °F
Light Wind
< 1ft
Wednesday Night
Low: 18 °F
Light Wind
< 1ft
Thursday
High: 29 °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: 5:53 am AKST Feb 8, 2026
Forecast Valid: 2pm AKST Feb 8, 2026-6pm AKST Feb 14, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A 997 mb low 60 nm S of Icy Bay moves to 50 nm N of Chenega by Mon morning and lingers into Tue morning. A front enters the western Gulf by Tue morning.

This Afternoon

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

Tonight

Variable winds 5 kt or less. Snow, mainly after 9pm. Seas 1 ft or less.

Monday

Variable winds 5 kt or less. Snow, mainly before noon. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Tuesday

ESE wind 5 to 10 kt, with gusts as high as 20 kt. Snow, mainly after 9am. Seas 1 ft or less.

Tuesday Night

E wind 5 to 10 kt becoming W after midnight. Snow. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Snow. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Snow. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Snow. 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.