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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:WSW wind 5 to 10 kt. A slight chance of showers.   Seas around 4 ft.

      High: 55 °F

      WSW 10kt
      4ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers, mainly before 10pm.   Seas 3 to 4 ft.

      Low: 49 °F

      Light Wind
      3-4ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

      High: 55 °F

      Light Wind
      3ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A chance of showers after 1am.   Seas 2 to 3 ft.

      Low: 49 °F

      Light Wind
      2-3ft

    • Sunday

      Sunday:Variable winds 5 kt or less. A chance of showers.   Seas around 2 ft.

      High: 54 °F

      Light Wind
      2ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. A chance of showers.   Seas around 3 ft.

      Low: 49 °F

      Light Wind
      3ft

    • Monday

      Monday:Variable winds 5 kt or less. A chance of showers.   Seas 3 to 4 ft.

      High: 52 °F

      Light Wind
      3-4ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. A chance of showers.   Seas around 4 ft.

      Low: 50 °F

      Light Wind
      4ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. A chance of showers.   Seas around 3 ft.

      High: 56 °F

      Light Wind
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:46 am AKDT Jul 10, 2026
Forecast Valid: 12pm AKDT Jul 10, 2026-6pm AKDT Jul 16, 2026

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Detailed Forecast


Synopsis: An easterly wave brings showers to the northern inner channels Friday. A weakening area of low pressure will drift southeast and dissipate near Haida Gwaii over the weekend. Weak ridging builds Sunday before another low pressure system moves into the eastern Gulf causing winds along the coast to increase from the southeast.

This Afternoon
WSW wind 5 to 10 kt. A slight chance of showers. Seas around 4 ft.
Tonight
Variable winds 5 kt or less. A chance of showers, mainly before 10pm. Seas 3 to 4 ft.
Saturday
Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.
Saturday Night
Variable winds 5 kt or less. A chance of showers after 1am. Seas 2 to 3 ft.
Sunday
Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.
Sunday Night
Variable winds 5 kt or less. A chance of showers. Seas around 3 ft.
Monday
Variable winds 5 kt or less. A chance of showers. Seas 3 to 4 ft.
Monday Night
Variable winds 5 kt or less. A chance of showers. Seas around 4 ft.
Tuesday
Variable winds 5 kt or less. A chance of showers. Seas around 3 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: 9:46 am AKDT Jul 10, 2026
Forecast Valid: 12pm AKDT Jul 10, 2026-6pm AKDT Jul 16, 2026
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