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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:ENE wind around 15 kt. Rain. The rain could be heavy at times.   Seas around 8 ft.

      High: 46 °F

      ENE 15kt
      8ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:ENE wind 10 to 15 kt becoming W after midnight. Rain. The rain could be heavy at times.   Seas 7 to 8 ft.

      Low: 42 °F

      ENE 15kt
      7-8ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:W wind 10 to 15 kt. A chance of rain.   Seas around 6 ft.

      High: 47 °F

      W 15kt
      6ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday Night

      Monday Night:WSW wind 10 to 15 kt. A chance of rain.   Seas 5 to 6 ft.

      Low: 43 °F

      WSW 15kt
      5-6ft

    • Tuesday

      Tuesday:SE wind 5 to 10 kt. Rain likely.   Seas around 4 ft.

      High: 48 °F

      SE 10kt
      4ft

    • Tuesday Night

      Tuesday Night:ESE wind around 10 kt. Rain.   Seas around 4 ft.

      Low: 42 °F

      ESE 10kt
      4ft

    • Wednesday

      Wednesday:E wind 10 to 15 kt. Showers.   Seas 4 to 5 ft.

      High: 47 °F

      E 15kt
      4-5ft

    • Wednesday Night

      Wednesday Night:ENE wind around 15 kt becoming S in the evening. Showers.   Seas around 5 ft.

      Low: 42 °F

      ENE 15kt
      5ft

    • Thursday

      Thursday:WSW wind 15 to 20 kt. A chance of showers.   Seas 5 to 6 ft.

      High: 47 °F

      WSW 20kt
      5-6ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:56 pm AKDT May 17, 2026
Forecast Valid: 4pm AKDT May 17, 2026-6pm AKDT May 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH MONDAY...

Synopsis: A strong gale force front continues to move through the Eastern and Northern Gulf of Alaska through the rest of today. This front will slowly continue to progress over the panhandle through Monday morning.

This Afternoon
ENE wind around 15 kt. Rain. The rain could be heavy at times. Seas around 8 ft.
Tonight
ENE wind 10 to 15 kt becoming W after midnight. Rain. The rain could be heavy at times. Seas 7 to 8 ft.
Monday
W wind 10 to 15 kt. A chance of rain. Seas around 6 ft.
Monday Night
WSW wind 10 to 15 kt. A chance of rain. Seas 5 to 6 ft.
Tuesday
SE wind 5 to 10 kt. Rain likely. Seas around 4 ft.
Tuesday Night
ESE wind around 10 kt. Rain. Seas around 4 ft.
Wednesday
E wind 10 to 15 kt. Showers. Seas 4 to 5 ft.
Wednesday Night
ENE wind around 15 kt becoming S in the evening. Showers. Seas around 5 ft.
Thursday
WSW wind 15 to 20 kt. A chance of showers. Seas 5 to 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: 2:56 pm AKDT May 17, 2026
Forecast Valid: 4pm AKDT May 17, 2026-6pm AKDT May 23, 2026
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