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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WNW wind 5 to 15 kt. Patchy fog.  Seas 4 to 5 ft.

      Low: 51 °F

      WNW 15kt
      4-5ft

    • Sunday

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

      High: 55 °F

      Light Wind
      4ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Rain likely, mainly after 4am.  Patchy fog between 7pm and 1am.  Seas 3 to 4 ft.

      Low: 50 °F

      Light Wind
      3-4ft

    • Labor Day

      Labor Day:Variable winds 5 kt or less. Rain.   Seas around 3 ft.

      High: 54 °F

      Light Wind
      3ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Rain.   Seas 3 to 4 ft.

      Low: 53 °F

      Light Wind
      3-4ft

    • Tuesday

      Tuesday:S wind 5 to 15 kt. Rain. The rain could be heavy at times.   Seas 3 to 4 ft.

      High: 56 °F

      S 15kt
      3-4ft

    • Tuesday Night

      Tuesday Night:SSW wind around 15 kt. Rain. The rain could be heavy at times.   Seas 4 to 5 ft.

      Low: 50 °F

      SSW 15kt
      4-5ft

    • Wednesday

      Wednesday:SW wind around 10 kt becoming W in the morning. Rain.   Seas 5 to 6 ft.

      High: 55 °F

      SW 10kt
      5-6ft

    • Wednesday Night

      Wednesday Night:WSW wind 5 to 10 kt. A chance of rain.   Seas around 6 ft.

      Low: 49 °F

      WSW 10kt
      6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:36 pm AKDT Sep 5, 2026
Forecast Valid: 7pm AKDT Sep 5, 2026-6pm AKDT Sep 12, 2026

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Detailed Forecast


Synopsis: A ridge of high pressure remains over the eastern gulf through the weekend bringing W to NW winds. With continued clear skies and warmer temperatures, sea breezes are likely to impact the inside channels for the weekend. A weak front moves into the eastern gulf from the west Sunday night into Monday.

Tonight
WNW wind 5 to 15 kt. Patchy fog. Seas 4 to 5 ft.
Sunday
Variable winds 5 kt or less. Patchy fog before 1pm. Seas around 4 ft.
Sunday Night
Variable winds 5 kt or less. Rain likely, mainly after 4am. Patchy fog between 7pm and 1am. Seas 3 to 4 ft.
Labor Day
Variable winds 5 kt or less. Rain. Seas around 3 ft.
Monday Night
Variable winds 5 kt or less. Rain. Seas 3 to 4 ft.
Tuesday
S wind 5 to 15 kt. Rain. The rain could be heavy at times. Seas 3 to 4 ft.
Tuesday Night
SSW wind around 15 kt. Rain. The rain could be heavy at times. Seas 4 to 5 ft.
Wednesday
SW wind around 10 kt becoming W in the morning. Rain. Seas 5 to 6 ft.
Wednesday Night
WSW wind 5 to 10 kt. A chance of rain. 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: 2:36 pm AKDT Sep 5, 2026
Forecast Valid: 7pm AKDT Sep 5, 2026-6pm AKDT Sep 12, 2026
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