For More Weather Information:

Anchorage, AK Local Forecast Office

2NM W Portage AK

Marine Point Forecast

[NOTICE]

Today
High: 22 °F
NW 10kt
< 1ft
Tonight
Low: 10 °F
WNW 10kt
< 1ft
Sunday
High: 19 °F
Light Wind
< 1ft
Sunday Night
Low: 1 °F
Light Wind
< 1ft
Monday
High: 13 °F
Light Wind
< 1ft
Monday Night
Low: -6 °F
Light Wind
< 1ft
Tuesday
High: 10 °F
Light Wind
< 1ft
Tuesday Night
Low: -5 °F
N 10kt
< 1ft
Wednesday
High: 13 °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: 5:21 am AKST Mar 7, 2026
Forecast Valid: 5am AKST Mar 7, 2026-6pm AKDT Mar 13, 2026

View Nearby Observations

Detailed Forecast

Synopsis: A 992 mb N Pac low 180nm southwest of Yakutat Sat afternoon moves and deepens to 984 mb 80nm southwest of Yakutat Sat evening then moves onshore. A 997 mb low 65nm southeast of Seward Sun morning stays stationary through Mon morning.

Today

ESE wind 5 to 10 kt becoming NW in the afternoon. Snow showers likely, mainly after noon. Seas 1 ft or less.

Tonight

WNW wind 5 to 10 kt, with gusts as high as 20 kt. Snow showers likely, mainly before 9pm. Seas 1 ft or less.

Sunday

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

Sunday Night

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

Monday

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

Monday Night

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

Tuesday

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

Tuesday Night

WNW wind 5 to 10 kt becoming N in the evening. Partly cloudy. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Mostly sunny. 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.