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Juneau, AK Local Forecast Office

Petersburg AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Cloudy. Seas around 1 ft.

      High: 67 °F

      Light Wind
      1ft

    • Tonight

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

      Low: 54 °F

      Light Wind
      1ft

    • Tuesday

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

      High: 66 °F

      Light Wind
      < 1ft

    • Tuesday Night

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

      Low: 52 °F

      Light Wind
      < 1ft

    • Wednesday

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

      High: 63 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Showers likely, mainly after 1am.   Seas 1 ft or less.

      Low: 52 °F

      Light Wind
      < 1ft

    • Thursday

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

      High: 55 °F

      Light Wind
      < 1ft

    • Thursday Night

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

      Low: 51 °F

      Light Wind
      < 1ft

    • Friday

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

      High: 56 °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: 11:24 am AKDT Jun 22, 2026
Forecast Valid: 2pm AKDT Jun 22, 2026-6pm AKDT Jun 28, 2026

View Nearby Observations

Detailed Forecast


Synopsis: A 1012mb low 200nm SW of Kodiak moves NE near Kodiak Island and becomes stationary through Tuesday afternoon, sending two rounds of weak front across the Gulf and into the SEAK Gulf coast Monday afternoon and Tuesday morning. Low pressure develops in N Pacific Wednesday moving 325nm SW of Haida Gwaii by Wednesday evening.

This Afternoon
Variable winds 5 kt or less. Cloudy. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Tuesday
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Showers likely, mainly after 1am. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Showers. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Showers likely. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of showers. 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: 11:24 am AKDT Jun 22, 2026
Forecast Valid: 2pm AKDT Jun 22, 2026-6pm AKDT Jun 28, 2026
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