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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:W wind 10 to 15 kt. Patchy dense fog after 10pm.  Seas around 4 ft.

      Low: 48 °F

      W 15kt
      4ft

    • Sunday

      Sunday:W wind around 10 kt. Patchy fog before 10am.  Seas around 3 ft.

      High: 55 °F

      W 10kt
      3ft

    • Sunday Night

      Sunday Night:W wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.

      Low: 48 °F

      W 10kt
      3ft

    • Monday

      Monday:Variable winds 5 kt or less. A chance of showers after 10am.   Seas around 3 ft.

      High: 56 °F

      Light Wind
      3ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Showers, mainly after 10pm.   Seas around 3 ft.

      Low: 49 °F

      Light Wind
      3ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. A chance of showers before 4pm.   Seas 2 to 3 ft.

      High: 54 °F

      Light Wind
      2-3ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. A chance of showers after 10pm.   Seas around 2 ft.

      Low: 48 °F

      Light Wind
      2ft

    • Wednesday

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

      High: 54 °F

      Light Wind
      2ft

    • Wednesday Night

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

      Low: 48 °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: 3:35 pm AKDT Jun 20, 2026
Forecast Valid: 6pm AKDT Jun 20, 2026-6pm AKDT Jun 27, 2026

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Detailed Forecast


Synopsis: A 1026mb high over the eastern gulf allows for northwest winds to continue through the weekend. A marine layer along the coast will push into the inner channels overnight and pull back into the gulf through the day. Sea breezes are expected to increase through the day. Ridging starts to shift south with a low near Kodiak Island Monday, bringing the potential for light showers through the early week.

Tonight
W wind 10 to 15 kt. Patchy dense fog after 10pm. Seas around 4 ft.
Sunday
W wind around 10 kt. Patchy fog before 10am. Seas around 3 ft.
Sunday Night
W wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.
Monday
Variable winds 5 kt or less. A chance of showers after 10am. Seas around 3 ft.
Monday Night
Variable winds 5 kt or less. Showers, mainly after 10pm. Seas around 3 ft.
Tuesday
Variable winds 5 kt or less. A chance of showers before 4pm. Seas 2 to 3 ft.
Tuesday Night
Variable winds 5 kt or less. A chance of showers after 10pm. Seas around 2 ft.
Wednesday
Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.
Wednesday Night
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: 3:35 pm AKDT Jun 20, 2026
Forecast Valid: 6pm AKDT Jun 20, 2026-6pm AKDT Jun 27, 2026
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