For More Weather Information:

Juneau, AK Local Forecast Office

Petersburg AK

Marine Point Forecast

[NOTICE]

Today
High: 49 °F
SE 15kt
2-4ft
Tonight
Low: 39 °F
Light Wind
1-2ft
Monday
High: 46 °F
Light Wind
1ft
Monday Night
Low: 40 °F
Light Wind
1ft
Tuesday
High: 48 °F
ESE 10kt
1-2ft
Tuesday Night
Low: 43 °F
ESE 10kt
2ft
Wednesday
High: 48 °F
ESE 10kt
2ft
Wednesday Night
Low: 42 °F
ESE 10kt
1-2ft
Thursday
High: 48 °F
ESE 15kt
1-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 7:51 am AKST Nov 1, 2026
Forecast Valid: 8am AKST Nov 1, 2026-6pm AKST Nov 7, 2026

View Nearby Observations

Detailed Forecast

Synopsis: The front will continue to push through the eastern coastal waters and through the panhandle today, with a low lifting northeast along the boundary and into the panhandle this afternoon, further keeping winds and seas elevated. Winds will diminish from west to east behind the front today. Seas will also diminish but will stay elevated for the outside waters. The next front will push into the outside waters on Monday night, bringing strong to gale force winds and 15 to 25+ foot seas. The front will then push into the panhandle on Tuesday.

Today

N wind 10 to 15 kt becoming SE in the afternoon. Rain. Seas 2 to 4 ft.

Tonight

Variable winds 5 kt or less. A chance of rain. Seas 1 to 2 ft.

Monday

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

Monday Night

Variable winds 5 kt or less. A chance of rain before 9pm. Seas around 1 ft.

Tuesday

ESE wind 5 to 10 kt. Rain likely, mainly after 3pm. Seas 1 to 2 ft.

Tuesday Night

ESE wind around 10 kt. Rain. Seas around 2 ft.

Wednesday

ESE wind around 10 kt. Rain. Seas around 2 ft.

Wednesday Night

ESE wind 5 to 10 kt. Rain. Seas 1 to 2 ft.

Thursday

ESE wind 5 to 15 kt. Rain. Seas 1 to 3 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.