For More Weather Information:

Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:W wind 10 to 15 kt. Mostly sunny. Seas around 4 ft.

      High: 56 °F

      W 15kt
      4ft

    • Tonight

      Tonight:WSW wind 5 to 10 kt. Partly cloudy. Seas around 3 ft.

      Low: 49 °F

      WSW 10kt
      3ft

    • Monday

      Monday:Variable winds 5 kt or less. Partly sunny. Seas around 3 ft.

      High: 57 °F

      Light Wind
      3ft

    • Monday Night

      Monday Night:WSW wind 5 to 10 kt. A chance of showers after 4am.   Seas around 3 ft.

      Low: 51 °F

      WSW 10kt
      3ft

    • Tuesday

      Tuesday:W wind 5 to 15 kt. A chance of showers before 10am.   Seas 3 to 4 ft.

      High: 56 °F

      W 15kt
      3-4ft

    • Tuesday Night

      Tuesday Night:W wind around 20 kt, with gusts as high as 30 kt. Mostly cloudy. Seas around 5 ft.

      Low: 49 °F

      W 20kt
      5ft

    • Wednesday

      Wednesday:W wind around 15 kt. Partly sunny. Seas around 5 ft.

      High: 55 °F

      W 15kt
      5ft

    • Wednesday Night

      Wednesday Night:W wind 10 to 15 kt. Mostly cloudy. Seas 4 to 5 ft.

      Low: 48 °F

      W 15kt
      4-5ft

    • Thursday

      Thursday:Variable winds 5 kt or less. A chance of showers.   Seas around 4 ft.

      High: 55 °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: 9:49 am AKDT Jul 19, 2026
Forecast Valid: 12pm AKDT Jul 19, 2026-6pm AKDT Jul 25, 2026

View Nearby Observations

Detailed Forecast


Synopsis: High pressure in the Gulf of Alaska will persist through next week, bringing broad westerly to northwesterly winds, dry conditions, and local sea breezes. A brief southeasterly shift Monday night for the northeast coast may bring low clouds and low visibility. Winds for the southern coastal waters could become strong with elevated seas by around Tuesday or Wednesday.

This Afternoon
W wind 10 to 15 kt. Mostly sunny. Seas around 4 ft.
Tonight
WSW wind 5 to 10 kt. Partly cloudy. Seas around 3 ft.
Monday
Variable winds 5 kt or less. Partly sunny. Seas around 3 ft.
Monday Night
WSW wind 5 to 10 kt. A chance of showers after 4am. Seas around 3 ft.
Tuesday
W wind 5 to 15 kt. A chance of showers before 10am. Seas 3 to 4 ft.
Tuesday Night
W wind around 20 kt, with gusts as high as 30 kt. Mostly cloudy. Seas around 5 ft.
Wednesday
W wind around 15 kt. Partly sunny. Seas around 5 ft.
Wednesday Night
W wind 10 to 15 kt. Mostly cloudy. Seas 4 to 5 ft.
Thursday
Variable winds 5 kt or less. A chance of showers. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 58.2°N 136.63°W
Last Update: 9:49 am AKDT Jul 19, 2026
Forecast Valid: 12pm AKDT Jul 19, 2026-6pm AKDT Jul 25, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data