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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Patchy fog before 1pm.  Seas around 4 ft.

      High: 55 °F

      Light Wind
      4ft

    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of rain, mainly after 4am.   Seas 3 to 4 ft.

      Low: 50 °F

      Light Wind
      3-4ft

    • Labor Day

      Labor Day:Variable winds 5 kt or less. Rain, mainly after 7am.   Seas around 3 ft.

      High: 54 °F

      Light Wind
      3ft

    • Monday Night

      Monday Night:SE wind 5 to 10 kt becoming S after midnight. Rain.   Seas around 4 ft.

      Low: 53 °F

      S 10kt
      4ft

    • Tuesday

      Tuesday:S wind 10 to 20 kt. Rain. The rain could be heavy at times.   Seas around 5 ft.

      High: 56 °F

      S 20kt
      5ft

    • Tuesday Night

      Tuesday Night:WSW wind 20 to 25 kt, with gusts as high as 35 kt. Rain. The rain could be heavy at times.   Seas around 6 ft.

      Low: 50 °F

      WSW 25kt
      6ft

    • Wednesday

      Wednesday:W wind 10 to 15 kt. Rain, mainly before 10am.   Seas around 6 ft.

      High: 56 °F

      W 15kt
      6ft

    • Wednesday Night

      Wednesday Night:W wind 5 to 10 kt. A chance of rain.   Seas around 5 ft.

      Low: 49 °F

      W 10kt
      5ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Mostly sunny. Seas around 4 ft.

      High: 57 °F

      Light Wind
      4ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:04 am AKDT Sep 6, 2026
Forecast Valid: 11am AKDT Sep 6, 2026-6pm AKDT Sep 12, 2026

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Detailed Forecast


Synopsis: A ridge of high pressure remains over the eastern gulf through Sunday night bringing W to NW winds. A weak front moves into the eastern gulf and panhandle from the west Sunday night into Monday. A second stronger front moves across the gulf from the W on Tuesday.

Today
Variable winds 5 kt or less. Patchy fog before 1pm. Seas around 4 ft.
Tonight
Variable winds 5 kt or less. A chance of rain, mainly after 4am. Seas 3 to 4 ft.
Labor Day
Variable winds 5 kt or less. Rain, mainly after 7am. Seas around 3 ft.
Monday Night
SE wind 5 to 10 kt becoming S after midnight. Rain. Seas around 4 ft.
Tuesday
S wind 10 to 20 kt. Rain. The rain could be heavy at times. Seas around 5 ft.
Tuesday Night
WSW wind 20 to 25 kt, with gusts as high as 35 kt. Rain. The rain could be heavy at times. Seas around 6 ft.
Wednesday
W wind 10 to 15 kt. Rain, mainly before 10am. Seas around 6 ft.
Wednesday Night
W wind 5 to 10 kt. A chance of rain. Seas around 5 ft.
Thursday
Variable winds 5 kt or less. Mostly sunny. Seas around 4 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: 10:04 am AKDT Sep 6, 2026
Forecast Valid: 11am AKDT Sep 6, 2026-6pm AKDT Sep 12, 2026
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