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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Mostly sunny. Seas around 3 ft.

      High: 33 °F

      Light Wind
      3ft

    • Tonight

      Tonight:NE wind 5 to 10 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 28 °F

      NE 10kt
      2-3ft

    • Sunday

      Sunday:ENE wind around 10 kt. Mostly sunny. Seas around 3 ft.

      High: 34 °F

      ENE 10kt
      3ft

    • Sunday Night

      Sunday Night:ENE wind 10 to 15 kt. A chance of snow showers.   Seas around 3 ft.

      Low: 29 °F

      ENE 15kt
      3ft

    • Monday

      Monday:ENE wind 15 to 20 kt. Snow showers likely, mainly after 10am.   Seas around 3 ft.

      High: 36 °F

      ENE 20kt
      3ft

    • Monday Night

      Monday Night:NE wind around 20 kt, with gusts as high as 30 kt. Snow showers likely before 10pm, then rain and snow showers likely between 10pm and 1am, then snow showers likely after 1am.   Seas 4 to 5 ft.

      Low: 35 °F

      NE 20kt
      4-5ft

    • Tuesday

      Tuesday:ENE wind around 30 kt. Snow showers likely before 10am, then rain and snow showers likely.   Seas around 7 ft.

      High: 40 °F

      ENE 30kt
      7ft

    • Tuesday Night

      Tuesday Night:NE wind around 20 kt, with gusts as high as 35 kt. A chance of showers.   Seas 6 to 7 ft.

      Low: 37 °F

      NE 20kt
      6-7ft

    • Wednesday

      Wednesday:ENE wind 10 to 15 kt. Partly sunny. Seas 4 to 5 ft.

      High: 42 °F

      ENE 15kt
      4-5ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:18 pm AKDT Mar 28, 2026
Forecast Valid: 3pm AKDT Mar 28, 2026-6pm AKDT Apr 3, 2026

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Detailed Forecast


Synopsis: Weak low pressure will remain over the area before giving way to high pressure by Sunday. Snow showers linger over the southern Gulf and the southern inner channels into Saturday night. Northerly outflow picks back up for a short period through the northern inner channels to moderate to strong breezes through early Sunday morning.

This Afternoon
Variable winds 5 kt or less. Mostly sunny. Seas around 3 ft.
Tonight
NE wind 5 to 10 kt. Partly cloudy. Seas 2 to 3 ft.
Sunday
ENE wind around 10 kt. Mostly sunny. Seas around 3 ft.
Sunday Night
ENE wind 10 to 15 kt. A chance of snow showers. Seas around 3 ft.
Monday
ENE wind 15 to 20 kt. Snow showers likely, mainly after 10am. Seas around 3 ft.
Monday Night
NE wind around 20 kt, with gusts as high as 30 kt. Snow showers likely before 10pm, then rain and snow showers likely between 10pm and 1am, then snow showers likely after 1am. Seas 4 to 5 ft.
Tuesday
ENE wind around 30 kt. Snow showers likely before 10am, then rain and snow showers likely. Seas around 7 ft.
Tuesday Night
NE wind around 20 kt, with gusts as high as 35 kt. A chance of showers. Seas 6 to 7 ft.
Wednesday
ENE wind 10 to 15 kt. Partly sunny. Seas 4 to 5 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: 2:18 pm AKDT Mar 28, 2026
Forecast Valid: 3pm AKDT Mar 28, 2026-6pm AKDT Apr 3, 2026
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