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A strong system will move across the Panhandle Saturday through Monday

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Hazardous Weather Conditions

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Juneau, AK Local Forecast Office

Petersburg AK

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:SW wind around 10 kt. Rain. Seas around 3 ft.

      High: 56 °F

      SW 10kt
      3ft

    • Tonight

      Tonight:SE wind 10 to 15 kt. Rain. The rain could be heavy at times. Seas around 3 ft.

      Low: 50 °F

      SE 15kt
      3ft

    • Sunday

      Sunday:SSE wind around 10 kt. Showers, with thunderstorms also possible after 10am. Seas around 2 ft.

      High: 55 °F

      SSE 10kt
      2ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Showers. Seas around 2 ft.

      Low: 44 °F

      Light Wind
      2ft

    • Monday

      Monday:Variable winds 5 kt or less. Showers. Seas around 1 ft.

      High: 53 °F

      Light Wind
      1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Showers. Seas 1 to 2 ft.

      Low: 40 °F

      Light Wind
      1-2ft

    • Tuesday

      Tuesday:ESE wind 5 to 10 kt. Showers. Seas around 2 ft.

      High: 52 °F

      ESE 10kt
      2ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Showers. Seas around 2 ft.

      Low: 39 °F

      Light Wind
      2ft

    • Wednesday

      Wednesday:SE wind 5 to 10 kt. Showers. Seas 1 to 2 ft.

      High: 51 °F

      SE 10kt
      1-2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:41 pm AKDT Sep 19, 2026
Forecast Valid: 2pm AKDT Sep 19, 2026-6pm AKDT Sep 25, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

Synopsis: Southerly to easterly winds will continue as a strong low lifts north into the Gulf. This will increase winds across the gulf and inner channels to around 30 to 40 kts tonight into Sunday. This low will allow for high significant sea heights with areas seeing 15 to 20 ft in the gulf. This low will slowly diminish late Sunday into Monday allowing for a lull in wind before the next system approaches late Monday into Tuesday.

This Afternoon
SW wind around 10 kt. Rain. Seas around 3 ft.
Tonight
SE wind 10 to 15 kt. Rain. The rain could be heavy at times. Seas around 3 ft.
Sunday
SSE wind around 10 kt. Showers, with thunderstorms also possible after 10am. Seas around 2 ft.
Sunday Night
Variable winds 5 kt or less. Showers. Seas around 2 ft.
Monday
Variable winds 5 kt or less. Showers. Seas around 1 ft.
Monday Night
Variable winds 5 kt or less. Showers. Seas 1 to 2 ft.
Tuesday
ESE wind 5 to 10 kt. Showers. Seas around 2 ft.
Tuesday Night
Variable winds 5 kt or less. Showers. Seas around 2 ft.
Wednesday
SE wind 5 to 10 kt. Showers. Seas 1 to 2 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 56.8°N 132.9°W
Last Update: 12:41 pm AKDT Sep 19, 2026
Forecast Valid: 2pm AKDT Sep 19, 2026-6pm AKDT Sep 25, 2026
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