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Juneau, AK Local Forecast Office

Petersburg AK

Marine Point Forecast

[NOTICE]
    • Tuesday

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

      High: 73 °F

      Light Wind
      < 1ft

    • Tuesday Night

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

      Low: 42 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Rain likely after 4pm.   Seas 1 ft or less.

      High: 66 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Rain.  Patchy fog after 1am.  Seas 1 ft or less.

      Low: 46 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Rain.   Seas 1 ft or less.

      High: 56 °F

      Light Wind
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Rain, mainly before 10pm.   Seas 1 ft or less.

      Low: 49 °F

      Light Wind
      < 1ft

    • Friday

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

      High: 57 °F

      Light Wind
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A chance of rain.   Seas 1 ft or less.

      Low: 49 °F

      Light Wind
      < 1ft

    • Saturday

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

      High: 57 °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: 2:13 pm AKDT Jun 1, 2026
Forecast Valid: 2am AKDT Jun 2, 2026-6pm AKDT Jun 8, 2026

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Detailed Forecast


Synopsis: Offshore flow continues creating breezy conditions over many of the Inner channels. Low pressure will drift to the east during the week before exiting to the southeast. High pressure then returns to the area Friday into Saturday.

Tuesday
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Rain likely after 4pm. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Rain. Patchy fog after 1am. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Rain. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Rain, mainly before 10pm. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. A chance of rain. Seas 1 ft or less.


*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: 2:13 pm AKDT Jun 1, 2026
Forecast Valid: 2am AKDT Jun 2, 2026-6pm AKDT Jun 8, 2026
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