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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:W wind 10 to 15 kt. Cloudy. Seas 3 to 4 ft.

      Low: 50 °F

      W 15kt
      3-4ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Partly sunny. Seas around 3 ft.

      High: 57 °F

      Light Wind
      3ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.

      Low: 50 °F

      Light Wind
      2-3ft

    • Friday

      Friday:Variable winds 5 kt or less. Cloudy. Seas around 2 ft.

      High: 57 °F

      Light Wind
      2ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A chance of rain between 10pm and 4am.   Seas around 2 ft.

      Low: 50 °F

      Light Wind
      2ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.

      High: 56 °F

      Light Wind
      2ft

    • Saturday Night

      Saturday Night:W wind around 10 kt. Mostly cloudy. Seas around 2 ft.

      Low: 49 °F

      W 10kt
      2ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.

      High: 57 °F

      Light Wind
      2ft

    • Sunday Night

      Sunday Night:W wind 5 to 10 kt. Mostly cloudy. Seas around 2 ft.

      Low: 50 °F

      W 10kt
      2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:12 pm AKDT Aug 5, 2026
Forecast Valid: 8pm AKDT Aug 5, 2026-6pm AKDT Aug 12, 2026

View Nearby Observations

Detailed Forecast


Synopsis: High pressure continues to bring a nightly marine layer, areas of fog and drizzle along the coast, and daily sea breezes. Wind strength of afternoon sea breezes will reach 15 knots near prominent capes along the coast and 15 to 20 knots in the northern inner channels.

Tonight
W wind 10 to 15 kt. Cloudy. Seas 3 to 4 ft.
Thursday
Variable winds 5 kt or less. Partly sunny. Seas around 3 ft.
Thursday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.
Friday
Variable winds 5 kt or less. Cloudy. Seas around 2 ft.
Friday Night
Variable winds 5 kt or less. A chance of rain between 10pm and 4am. Seas around 2 ft.
Saturday
Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.
Saturday Night
W wind around 10 kt. Mostly cloudy. Seas around 2 ft.
Sunday
Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.
Sunday Night
W wind 5 to 10 kt. Mostly cloudy. Seas around 2 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: 6:12 pm AKDT Aug 5, 2026
Forecast Valid: 8pm AKDT Aug 5, 2026-6pm AKDT Aug 12, 2026
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