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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind around 15 kt. Snow showers, mainly after 10am.   Seas around 3 ft.

      High: 34 °F

      ENE 15kt
      3ft

    • Tonight

      Tonight:E wind 15 to 20 kt. Snow showers, mainly before 4am.   Seas 3 to 4 ft.

      Low: 30 °F

      E 20kt
      3-4ft

    • Sunday

      Sunday:ENE wind 20 to 25 kt, with gusts as high as 35 kt. Rain and snow.   Seas 4 to 5 ft.

      High: 34 °F

      ENE 25kt
      4-5ft

    • Sunday Night

      Sunday Night:NE wind around 25 kt, with gusts as high as 35 kt. Rain and snow before 10pm, then snow between 10pm and 4am, then rain and snow after 4am. The rain and snow could be heavy at times.   Seas around 7 ft.

      Low: 32 °F

      NE 25kt
      7ft

    • Monday

      Monday:SSW wind 10 to 15 kt. Rain and snow showers, becoming all snow after 7am.   Seas around 5 ft.

      High: 34 °F

      SSW 15kt
      5ft

    • Monday Night

      Monday Night:SSW wind 10 to 15 kt becoming E in the evening. Snow showers.   Seas around 6 ft.

      Low: 30 °F

      SSW 15kt
      6ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Snow.   Seas around 6 ft.

      High: 35 °F

      Light Wind
      6ft

    • Tuesday Night

      Tuesday Night:SW wind around 15 kt. Snow.   Seas around 6 ft.

      Low: 31 °F

      SW 15kt
      6ft

    • Wednesday

      Wednesday:SW wind around 15 kt. Snow.   Seas around 6 ft.

      High: 35 °F

      SW 15kt
      6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:01 am AKDT Mar 14, 2026
Forecast Valid: 9am AKDT Mar 14, 2026-6pm AKDT Mar 20, 2026

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Detailed Forecast


Synopsis: Weakening northerly outflow for Saturday while a trough of low pressure lies across the Eastern Gulf. Sunday a gale to storm force low pressure system will track northward through the Eastern Gulf with a frontal band extending over the inner channels. Low pressure will remain over the Northern Gulf through most of next week.

Today
ENE wind around 15 kt. Snow showers, mainly after 10am. Seas around 3 ft.
Tonight
E wind 15 to 20 kt. Snow showers, mainly before 4am. Seas 3 to 4 ft.
Sunday
ENE wind 20 to 25 kt, with gusts as high as 35 kt. Rain and snow. Seas 4 to 5 ft.
Sunday Night
NE wind around 25 kt, with gusts as high as 35 kt. Rain and snow before 10pm, then snow between 10pm and 4am, then rain and snow after 4am. The rain and snow could be heavy at times. Seas around 7 ft.
Monday
SSW wind 10 to 15 kt. Rain and snow showers, becoming all snow after 7am. Seas around 5 ft.
Monday Night
SSW wind 10 to 15 kt becoming E in the evening. Snow showers. Seas around 6 ft.
Tuesday
Variable winds 5 kt or less. Snow. Seas around 6 ft.
Tuesday Night
SW wind around 15 kt. Snow. Seas around 6 ft.
Wednesday
SW wind around 15 kt. Snow. Seas around 6 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: 9:01 am AKDT Mar 14, 2026
Forecast Valid: 9am AKDT Mar 14, 2026-6pm AKDT Mar 20, 2026
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