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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:SSE wind 20 to 30 kt, with gusts as high as 40 kt. Rain. The rain could be heavy at times.   Seas 5 ft building to 12 ft.

      Low: 46 °F

      SSE 30kt
      Waves Building12ft

      Small Craft Advisory
      Small Craft Advisory

    • Tuesday

      Tuesday:SSE wind 30 to 35 kt, with gusts as high as 50 kt. Rain. The rain could be heavy at times.   Seas 15 to 16 ft.

      High: 52 °F

      SSE 35kt
      15-16ft

      Gale Warning
      Gale Warning

    • Tuesday Night

      Tuesday Night:SW wind around 25 kt, with gusts as high as 40 kt. Rain, mainly before 1am, then showers and possibly a thunderstorm after 1am.   Seas 16 ft subsiding to 13 ft.

      Low: 45 °F

      SW 25kt
      16ftWaves Subsiding

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:WSW wind 15 to 20 kt. Showers.   Seas 9 to 11 ft.

      High: 47 °F

      WSW 20kt
      9-11ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:WSW wind 10 to 15 kt becoming SE in the evening. Rain.   Seas 7 to 8 ft.

      Low: 41 °F

      WSW 15kt
      7-8ft

    • Thursday

      Thursday:ESE wind around 10 kt. Rain.   Seas 7 to 8 ft.

      High: 44 °F

      ESE 10kt
      7-8ft

    • Thursday Night

      Thursday Night:ESE wind 5 to 10 kt. Rain likely, mainly before 10pm.   Seas 5 to 6 ft.

      Low: 39 °F

      ESE 10kt
      5-6ft

    • Friday

      Friday:ESE wind around 10 kt. Partly sunny. Seas 4 to 5 ft.

      High: 45 °F

      ESE 10kt
      4-5ft

    • Friday Night

      Friday Night:ESE wind around 10 kt. Partly cloudy. Seas 3 to 4 ft.

      Low: 39 °F

      ESE 10kt
      3-4ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:44 pm AKDT Oct 19, 2026
Forecast Valid: 6pm AKDT Oct 19, 2026-6pm AKDT Oct 26, 2026

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Detailed Forecast

...GALE WARNING LATE TONIGHT THROUGH TUESDAY...

Synopsis: Conditions deteriorate from west to east across the Gulf Monday afternoon through Monday night as a strong system moves into the Gulf coast. Hazardous marine conditions are expected Monday night through Tuesday night with strong winds and elevated seas. Strong gales are expected across the Gulf and along the coast in this period, with inner channel winds reaching near gale to gale force overnight into Tuesday.

Tonight
SSE wind 20 to 30 kt, with gusts as high as 40 kt. Rain. The rain could be heavy at times. Seas 5 ft building to 12 ft.
Tuesday
SSE wind 30 to 35 kt, with gusts as high as 50 kt. Rain. The rain could be heavy at times. Seas 15 to 16 ft.
Tuesday Night
SW wind around 25 kt, with gusts as high as 40 kt. Rain, mainly before 1am, then showers and possibly a thunderstorm after 1am. Seas 16 ft subsiding to 13 ft.
Wednesday
WSW wind 15 to 20 kt. Showers. Seas 9 to 11 ft.
Wednesday Night
WSW wind 10 to 15 kt becoming SE in the evening. Rain. Seas 7 to 8 ft.
Thursday
ESE wind around 10 kt. Rain. Seas 7 to 8 ft.
Thursday Night
ESE wind 5 to 10 kt. Rain likely, mainly before 10pm. Seas 5 to 6 ft.
Friday
ESE wind around 10 kt. Partly sunny. Seas 4 to 5 ft.
Friday Night
ESE wind around 10 kt. Partly cloudy. Seas 3 to 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: 3:44 pm AKDT Oct 19, 2026
Forecast Valid: 6pm AKDT Oct 19, 2026-6pm AKDT Oct 26, 2026
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