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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:SSW wind 5 to 10 kt. A chance of showers before 10am, then a chance of showers after 1pm.   Seas around 2 ft.

      High: 54 °F

      SSW 10kt
      2ft

    • Tonight

      Tonight:SSW wind 5 to 10 kt becoming ENE in the evening. A chance of showers.   Seas around 3 ft.

      Low: 48 °F

      ENE 10kt
      3ft

    • Thursday

      Thursday:NE wind 5 to 15 kt. A chance of showers, mainly before 10am.   Seas around 4 ft.

      High: 57 °F

      NE 15kt
      4ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. A chance of showers after 4am.   Seas around 4 ft.

      Low: 49 °F

      Light Wind
      4ft

    • Friday

      Friday:Variable winds 5 kt or less. A chance of showers before 10am.   Seas around 4 ft.

      High: 55 °F

      Light Wind
      4ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

      Low: 49 °F

      Light Wind
      3ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

      High: 55 °F

      Light Wind
      3ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.

      Low: 49 °F

      Light Wind
      2-3ft

    • Sunday

      Sunday:Variable winds 5 kt or less. A chance of showers.   Seas around 2 ft.

      High: 55 °F

      Light Wind
      2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:47 am AKDT Jul 8, 2026
Forecast Valid: 8am AKDT Jul 8, 2026-6pm AKDT Jul 14, 2026

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Detailed Forecast


Synopsis: A frontal system moves into the Gulf Wednesday afternoon into early Thursday morning, bringing increased southeasterly winds throughout the Gulf & southern Inner Channels with southern Clarence Strait seeing the highest sustained winds, reaching up to around 25 kt Wednesday night.

Today
SSW wind 5 to 10 kt. A chance of showers before 10am, then a chance of showers after 1pm. Seas around 2 ft.
Tonight
SSW wind 5 to 10 kt becoming ENE in the evening. A chance of showers. Seas around 3 ft.
Thursday
NE wind 5 to 15 kt. A chance of showers, mainly before 10am. Seas around 4 ft.
Thursday Night
Variable winds 5 kt or less. A chance of showers after 4am. Seas around 4 ft.
Friday
Variable winds 5 kt or less. A chance of showers before 10am. Seas around 4 ft.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.
Saturday
Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.
Saturday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 2 to 3 ft.
Sunday
Variable winds 5 kt or less. A chance of showers. Seas around 2 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: 6:47 am AKDT Jul 8, 2026
Forecast Valid: 8am AKDT Jul 8, 2026-6pm AKDT Jul 14, 2026
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