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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:W wind around 15 kt. Mostly cloudy. Seas around 5 ft.

      High: 43 °F

      W 15kt
      5ft

    • Tonight

      Tonight:W wind 10 to 15 kt. Cloudy. Seas around 5 ft.

      Low: 40 °F

      W 15kt
      5ft

    • Thursday

      Thursday:W wind 5 to 10 kt becoming SW in the afternoon. Cloudy. Seas around 3 ft.

      High: 44 °F

      SW 10kt
      3ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 4 to 5 ft.

      Low: 40 °F

      Light Wind
      4-5ft

    • Friday

      Friday:Variable winds 5 kt or less. Partly sunny. Seas around 5 ft.

      High: 44 °F

      Light Wind
      5ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 5 to 6 ft.

      Low: 40 °F

      Light Wind
      5-6ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Mostly sunny. Seas around 5 ft.

      High: 46 °F

      Light Wind
      5ft

    • Saturday Night

      Saturday Night:W wind around 10 kt. Partly cloudy. Seas around 5 ft.

      Low: 41 °F

      W 10kt
      5ft

    • Sunday

      Sunday:W wind around 10 kt. Mostly sunny. Seas around 5 ft.

      High: 46 °F

      W 10kt
      5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:33 pm AKDT Apr 22, 2026
Forecast Valid: 4pm AKDT Apr 22, 2026-6pm AKDT Apr 28, 2026

View Nearby Observations

Detailed Forecast


Synopsis: Isolated showers along the coastal and northern panhandle diminish late Wednesday night, before widespread drier weather fully takes hold through end of the week. A marine layer will impact the outer coast and parts of Icy Strait through Thursday. The relatively benign pattern continues through the week.

This Afternoon
W wind around 15 kt. Mostly cloudy. Seas around 5 ft.
Tonight
W wind 10 to 15 kt. Cloudy. Seas around 5 ft.
Thursday
W wind 5 to 10 kt becoming SW in the afternoon. Cloudy. Seas around 3 ft.
Thursday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 4 to 5 ft.
Friday
Variable winds 5 kt or less. Partly sunny. Seas around 5 ft.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 5 to 6 ft.
Saturday
Variable winds 5 kt or less. Mostly sunny. Seas around 5 ft.
Saturday Night
W wind around 10 kt. Partly cloudy. Seas around 5 ft.
Sunday
W wind around 10 kt. Mostly sunny. Seas around 5 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: 58.2°N 136.63°W
Last Update: 2:33 pm AKDT Apr 22, 2026
Forecast Valid: 4pm AKDT Apr 22, 2026-6pm AKDT Apr 28, 2026
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