For More Weather Information:

Juneau, AK Local Forecast Office

Petersburg AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm.   Seas around 1 ft.

      High: 60 °F

      Light Wind
      1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm.  Patchy fog after 10pm.  Seas around 1 ft.

      Low: 51 °F

      Light Wind
      1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Showers, mainly before 4pm.   Seas around 1 ft.

      High: 59 °F

      Light Wind
      1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. A chance of showers before 10pm.  Patchy fog after 10pm.  Seas 1 ft or less.

      Low: 48 °F

      Light Wind
      < 1ft

    • Thursday

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

      High: 66 °F

      Light Wind
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. A chance of showers after 10pm.   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: 64 °F

      Light Wind
      < 1ft

    • Friday Night

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

      Low: 51 °F

      Light Wind
      < 1ft

    • Saturday

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

      High: 61 °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: 4:39 pm AKDT Jul 28, 2026
Forecast Valid: 5pm AKDT Jul 28, 2026-6pm AKDT Aug 4, 2026

View Nearby Observations

Detailed Forecast


Synopsis: Wednesday, a stronger low sets up southwest of Haida Gwaii, bringing moderate to fresh breezes into Clarence Strait and coastal waters near Prince of Wales. Thursday winds continue to increase for the south, with fresh breezes to near gale force conditions for coastal locations south of Cape Decision.

This Afternoon
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Patchy fog after 10pm. Seas around 1 ft.
Wednesday
Variable winds 5 kt or less. Showers, mainly before 4pm. Seas around 1 ft.
Wednesday Night
Variable winds 5 kt or less. A chance of showers before 10pm. Patchy fog after 10pm. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. A chance of showers after 10pm. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. Showers likely. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 56.81°N 132.95°W
Last Update: 4:39 pm AKDT Jul 28, 2026
Forecast Valid: 5pm AKDT Jul 28, 2026-6pm AKDT Aug 4, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data