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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SSW wind around 10 kt. Rain and snow showers likely, mainly before 4pm.   Seas around 6 ft.

      High: 39 °F

      SSW 10kt
      6ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:ESE wind 5 to 10 kt becoming NE after midnight. Scattered rain and snow showers, mainly before 7pm.   Seas 5 to 6 ft.

      Low: 34 °F

      ESE 10kt
      5-6ft

    • Tuesday

      Tuesday:ENE wind 5 to 10 kt becoming WSW in the morning. Mostly sunny. Seas around 4 ft.

      High: 43 °F

      WNW 10kt
      4ft

    • Tuesday Night

      Tuesday Night:W wind around 10 kt. Mostly clear. Seas around 4 ft.

      Low: 38 °F

      W 10kt
      4ft

    • Wednesday

      Wednesday:W wind 5 to 10 kt. Mostly sunny. Seas around 3 ft.

      High: 42 °F

      W 10kt
      3ft

    • Wednesday Night

      Wednesday Night:WSW wind around 10 kt. A chance of rain.   Seas around 3 ft.

      Low: 39 °F

      WSW 10kt
      3ft

    • Thursday

      Thursday:SW wind around 10 kt. Rain likely.   Seas around 3 ft.

      High: 42 °F

      SW 10kt
      3ft

    • Thursday Night

      Thursday Night:WSW wind around 10 kt. Rain likely.   Seas around 3 ft.

      Low: 41 °F

      WSW 10kt
      3ft

    • Friday

      Friday:S wind around 10 kt. Showers likely.   Seas around 3 ft.

      High: 42 °F

      S 10kt
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:59 am AKDT Apr 13, 2026
Forecast Valid: 3pm AKDT Apr 13, 2026-6pm AKDT Apr 19, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH THIS AFTERNOON...

Synopsis: A low pressure in the northern gulf will generate fresh to strong breezes in the eastern Alaska Gulf through Monday. Strongest winds shift south Monday night before moderating Tuesday with some patchy fog development in the inside waters.

This Afternoon
SSW wind around 10 kt. Rain and snow showers likely, mainly before 4pm. Seas around 6 ft.
Tonight
ESE wind 5 to 10 kt becoming NE after midnight. Scattered rain and snow showers, mainly before 7pm. Seas 5 to 6 ft.
Tuesday
ENE wind 5 to 10 kt becoming WSW in the morning. Mostly sunny. Seas around 4 ft.
Tuesday Night
W wind around 10 kt. Mostly clear. Seas around 4 ft.
Wednesday
W wind 5 to 10 kt. Mostly sunny. Seas around 3 ft.
Wednesday Night
WSW wind around 10 kt. A chance of rain. Seas around 3 ft.
Thursday
SW wind around 10 kt. Rain likely. Seas around 3 ft.
Thursday Night
WSW wind around 10 kt. Rain likely. Seas around 3 ft.
Friday
S wind around 10 kt. Showers likely. 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: 11:59 am AKDT Apr 13, 2026
Forecast Valid: 3pm AKDT Apr 13, 2026-6pm AKDT Apr 19, 2026
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