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Juneau, AK Local Forecast Office

Petersburg AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of sprinkles.   Seas 1 ft or less.

      Low: 48 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. A chance of showers after 1pm.   Seas around 1 ft.

      High: 60 °F

      Light Wind
      1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Showers likely, mainly after 10pm.   Seas around 1 ft.

      Low: 49 °F

      Light Wind
      1ft

    • Monday

      Monday:SE wind around 10 kt. Showers.   Seas 2 to 3 ft.

      High: 57 °F

      SE 10kt
      2-3ft

    • Monday Night

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

      Low: 50 °F

      Light Wind
      1ft

    • Tuesday

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

      High: 58 °F

      Light Wind
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Showers likely.   Seas 1 ft or less.

      Low: 49 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Showers likely.   Seas 1 ft or less.

      High: 58 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Showers likely.   Seas around 1 ft.

      Low: 49 °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: 4:59 pm AKDT Jul 4, 2026
Forecast Valid: 7pm AKDT Jul 4, 2026-6pm AKDT Jul 11, 2026

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Detailed Forecast


Synopsis: Light and variable winds should be expected across the gulf and inner channels Saturday. A frontal system pushes across the area Sunday and through the panhandle Monday, resulting in elevated winds and seas through Monday.

Tonight
Variable winds 5 kt or less. A chance of sprinkles. Seas 1 ft or less.
Sunday
Variable winds 5 kt or less. A chance of showers after 1pm. Seas around 1 ft.
Sunday Night
Variable winds 5 kt or less. Showers likely, mainly after 10pm. Seas around 1 ft.
Monday
SE wind around 10 kt. Showers. Seas 2 to 3 ft.
Monday Night
Variable winds 5 kt or less. Showers. Seas around 1 ft.
Tuesday
Variable winds 5 kt or less. Showers. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Showers likely. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Showers likely. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Showers likely. Seas around 1 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: 56.82°N 133°W
Last Update: 4:59 pm AKDT Jul 4, 2026
Forecast Valid: 7pm AKDT Jul 4, 2026-6pm AKDT Jul 11, 2026
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