National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

    • Today

      Today:SW wind 30 to 35 kt, with gusts as high as 50 kt. Showers and possibly a thunderstorm before 4pm, then rain likely and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. Seas 17 to 18 ft.

      High: 52 °F

      SW 35kt
      17-18ft

      Gale Warning
      Gale Warning

    • Tonight

      Tonight:SW wind around 15 kt, with gusts as high as 30 kt. Rain and possibly a thunderstorm before 1am, then showers and possibly a thunderstorm, mainly after 1am. Seas 11 to 13 ft.

      Low: 44 °F

      SW 15kt
      11-13ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday

      Wednesday:WSW wind 10 to 15 kt. Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then showers and possibly a thunderstorm after 4pm. Seas 9 to 10 ft.

      High: 47 °F

      WSW 15kt
      9-10ft

      Small Craft Advisory
      Small Craft Advisory

    • Wednesday Night

      Wednesday Night:WSW wind around 10 kt becoming E after midnight. Showers. The rain could be heavy at times. Seas around 8 ft.

      Low: 42 °F

      WSW 10kt
      8ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:E wind around 10 kt. Showers. Seas 6 to 7 ft.

      High: 45 °F

      E 10kt
      6-7ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday Night

      Thursday Night:ESE wind around 10 kt. Showers likely, mainly before 10pm. Seas around 5 ft.

      Low: 40 °F

      ESE 10kt
      5ft

    • Friday

      Friday:ESE wind around 10 kt. Mostly sunny. Seas around 4 ft.

      High: 45 °F

      ESE 10kt
      4ft

    • Friday Night

      Friday Night:ESE wind around 10 kt. Mostly clear. Seas around 3 ft.

      Low: 38 °F

      ESE 10kt
      3ft

    • Saturday

      Saturday:ESE wind around 10 kt. Sunny. Seas around 3 ft.

      High: 45 °F

      ESE 10kt
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:45 am AKDT Oct 20, 2026
Forecast Valid: 10am AKDT Oct 20, 2026-6pm AKDT Oct 26, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING THROUGH THIS AFTERNOON...

Synopsis: Hazardous marine conditions are expected through Tuesday night with strong winds and elevated seas across much of the area. Strong gales are expected across the Gulf and along the coast in this period, with inner channel winds reaching near gale to gale force. Winds and seas gradually diminish through Wednesday as a low in the Gulf slowly weakens.

Today
SW wind 30 to 35 kt, with gusts as high as 50 kt. Showers and possibly a thunderstorm before 4pm, then rain likely and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. Seas 17 to 18 ft.
Tonight
SW wind around 15 kt, with gusts as high as 30 kt. Rain and possibly a thunderstorm before 1am, then showers and possibly a thunderstorm, mainly after 1am. Seas 11 to 13 ft.
Wednesday
WSW wind 10 to 15 kt. Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then showers and possibly a thunderstorm after 4pm. Seas 9 to 10 ft.
Wednesday Night
WSW wind around 10 kt becoming E after midnight. Showers. The rain could be heavy at times. Seas around 8 ft.
Thursday
E wind around 10 kt. Showers. Seas 6 to 7 ft.
Thursday Night
ESE wind around 10 kt. Showers likely, mainly before 10pm. Seas around 5 ft.
Friday
ESE wind around 10 kt. Mostly sunny. Seas around 4 ft.
Friday Night
ESE wind around 10 kt. Mostly clear. Seas around 3 ft.
Saturday
ESE wind around 10 kt. Sunny. Seas around 3 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: 8:45 am AKDT Oct 20, 2026
Forecast Valid: 10am AKDT Oct 20, 2026-6pm AKDT Oct 26, 2026
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