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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:ENE wind 10 to 20 kt. Rain and snow showers.   Seas 5 to 6 ft.

      Low: 36 °F

      ENE 20kt
      5-6ft

    • Monday

      Monday:ESE wind around 10 kt. Showers.   Seas 4 to 5 ft.

      High: 40 °F

      ESE 10kt
      4-5ft

    • Monday Night

      Monday Night:SSE wind 5 to 10 kt becoming ENE after midnight. Showers likely, mainly before midnight.   Seas 3 to 4 ft.

      Low: 36 °F

      ENE 10kt
      3-4ft

    • Tuesday

      Tuesday:E wind around 15 kt. A chance of rain and snow showers.   Seas around 4 ft.

      High: 40 °F

      E 15kt
      4ft

    • Tuesday Night

      Tuesday Night:ENE wind around 15 kt. A chance of rain and snow showers before 3am, then a chance of rain showers.   Seas 4 to 5 ft.

      Low: 35 °F

      ENE 15kt
      4-5ft

    • Wednesday

      Wednesday:ENE wind around 15 kt. A chance of rain showers before 9am, then a chance of rain and snow showers between 9am and 3pm, then a chance of rain showers after 3pm.   Seas 5 to 6 ft.

      High: 38 °F

      ENE 15kt
      5-6ft

    • Wednesday Night

      Wednesday Night:ENE wind around 15 kt. A chance of rain showers before 9pm, then a chance of flurries after 3am.   Seas 4 to 5 ft.

      Low: 33 °F

      ENE 15kt
      4-5ft

    • Thanksgiving Day

      Thanksgiving Day:ENE wind 15 to 20 kt. A chance of flurries before 9am, then a chance of sprinkles and flurries after 3pm.   Seas around 4 ft.

      High: 36 °F

      ENE 20kt
      4ft

    • Thursday Night

      Thursday Night:NE wind 15 to 20 kt. A chance of sprinkles and flurries before 9pm.   Seas around 4 ft.

      Low: 32 °F

      NE 20kt
      4ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:13 pm AKST Nov 23, 2025
Forecast Valid: 8pm AKST Nov 23, 2025-6pm AKST Nov 30, 2025

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Detailed Forecast


Synopsis: Weakening low over the gulf of Alaska continues to start of the week, while High pressure builds over Northwest Canada and a system passes to the south of the area. Outflow conditions are expected to begin Tuesday.

Tonight
ENE wind 10 to 20 kt. Rain and snow showers. Seas 5 to 6 ft.
Monday
ESE wind around 10 kt. Showers. Seas 4 to 5 ft.
Monday Night
SSE wind 5 to 10 kt becoming ENE after midnight. Showers likely, mainly before midnight. Seas 3 to 4 ft.
Tuesday
E wind around 15 kt. A chance of rain and snow showers. Seas around 4 ft.
Tuesday Night
ENE wind around 15 kt. A chance of rain and snow showers before 3am, then a chance of rain showers. Seas 4 to 5 ft.
Wednesday
ENE wind around 15 kt. A chance of rain showers before 9am, then a chance of rain and snow showers between 9am and 3pm, then a chance of rain showers after 3pm. Seas 5 to 6 ft.
Wednesday Night
ENE wind around 15 kt. A chance of rain showers before 9pm, then a chance of flurries after 3am. Seas 4 to 5 ft.
Thanksgiving Day
ENE wind 15 to 20 kt. A chance of flurries before 9am, then a chance of sprinkles and flurries after 3pm. Seas around 4 ft.
Thursday Night
NE wind 15 to 20 kt. A chance of sprinkles and flurries before 9pm. Seas around 4 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: 3:13 pm AKST Nov 23, 2025
Forecast Valid: 8pm AKST Nov 23, 2025-6pm AKST Nov 30, 2025
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