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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

    • Today

      Today:NE wind around 10 kt. Mostly sunny. Seas around 3 ft.

      High: 44 °F

      NE 10kt
      3ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A slight chance of rain and snow showers after 4am. Seas 2 to 3 ft.

      Low: 38 °F

      Light Wind
      2-3ft

    • Sunday

      Sunday:SSW wind 5 to 10 kt. A slight chance of rain and snow showers before 7am, then rain showers. Seas 2 to 3 ft.

      High: 41 °F

      SSW 10kt
      2-3ft

    • Sunday Night

      Sunday Night:SSW wind 15 to 20 kt. Showers. Seas 3 to 4 ft.

      Low: 37 °F

      SSW 20kt
      3-4ft

    • Monday

      Monday:SW wind around 15 kt. Rain showers before 10am, then rain and snow showers between 10am and 1pm, then rain showers after 1pm. Seas around 6 ft.

      High: 40 °F

      SW 15kt
      6ft

    • Monday Night

      Monday Night:SSW wind 5 to 10 kt becoming ESE in the evening. Rain showers before 10pm, then rain and snow showers likely. Seas 5 to 6 ft.

      Low: 35 °F

      SSW 10kt
      5-6ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Mostly sunny. Seas 4 to 5 ft.

      High: 43 °F

      Light Wind
      4-5ft

    • Tuesday Night

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

      Low: 38 °F

      WNW 10kt
      4ft

    • Wednesday

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

      High: 43 °F

      W 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: 9:17 am AKDT Apr 11, 2026
Forecast Valid: 10am AKDT Apr 11, 2026-6pm AKDT Apr 17, 2026

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Detailed Forecast


Synopsis: Saturday, northwesterly winds of fresh to strong breezes impact the eastern Gulf with northerly outflow spreading through the inner channels. On Sunday, another low enters the Gulf increasing southwesterly winds and seas.

Today
NE wind around 10 kt. Mostly sunny. Seas around 3 ft.
Tonight
Variable winds 5 kt or less. A slight chance of rain and snow showers after 4am. Seas 2 to 3 ft.
Sunday
SSW wind 5 to 10 kt. A slight chance of rain and snow showers before 7am, then rain showers. Seas 2 to 3 ft.
Sunday Night
SSW wind 15 to 20 kt. Showers. Seas 3 to 4 ft.
Monday
SW wind around 15 kt. Rain showers before 10am, then rain and snow showers between 10am and 1pm, then rain showers after 1pm. Seas around 6 ft.
Monday Night
SSW wind 5 to 10 kt becoming ESE in the evening. Rain showers before 10pm, then rain and snow showers likely. Seas 5 to 6 ft.
Tuesday
Variable winds 5 kt or less. Mostly sunny. Seas 4 to 5 ft.
Tuesday Night
WNW wind around 10 kt. Mostly clear. Seas around 4 ft.
Wednesday
W wind around 10 kt. Mostly sunny. 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: 9:17 am AKDT Apr 11, 2026
Forecast Valid: 10am AKDT Apr 11, 2026-6pm AKDT Apr 17, 2026
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