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

Hazardous Weather Conditions

For More Weather Information:

Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:NE wind around 25 kt, with gusts as high as 30 kt. Mostly cloudy. Seas around 5 ft.

      High: 27 °F

      NE 25kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NE wind around 25 kt, with gusts as high as 35 kt. Mostly cloudy. Seas around 5 ft.

      Low: 21 °F

      NE 25kt
      5ft

      Small Craft Advisory
      Small Craft Advisory

    • Thursday

      Thursday:NE wind around 20 kt. Widespread freezing spray before 1pm. Mostly sunny. Seas around 4 ft.

      High: 26 °F

      NE 20kt
      4ft

    • Thursday Night

      Thursday Night:NE wind around 20 kt. Widespread freezing spray after 7pm. Partly cloudy. Seas around 4 ft.

      Low: 21 °F

      NE 20kt
      4ft

    • Friday

      Friday:NE wind 15 to 20 kt. Widespread freezing spray before 1pm. Sunny. Seas 3 to 4 ft.

      High: 29 °F

      NE 20kt
      3-4ft

    • Friday Night

      Friday Night:ENE wind 10 to 15 kt. Widespread freezing spray after 1am. Partly cloudy. Seas around 3 ft.

      Low: 21 °F

      ENE 15kt
      3ft

    • Saturday

      Saturday:ENE wind around 10 kt. Partly sunny. Seas 2 to 3 ft.

      High: 31 °F

      ENE 10kt
      2-3ft

    • Saturday Night

      Saturday Night:E wind around 10 kt. A chance of snow. Seas 2 to 3 ft.

      Low: 28 °F

      E 10kt
      2-3ft

    • Sunday

      Sunday:E wind 15 to 20 kt. A chance of snow. Seas around 3 ft.

      High: 36 °F

      E 20kt
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:24 am AKDT Mar 11, 2026
Forecast Valid: 1pm AKDT Mar 11, 2026-6pm AKDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

Synopsis: Outflow conditions will continue to increase through Thursday. Gales with increasing waves up to 10+ ft are possible for Lynn Canal by Wednesday. Snow showers will continue south of the Icy Strait Corridor, which could briefly reduce visibility to a mile or less.

This Afternoon
NE wind around 25 kt, with gusts as high as 30 kt. Mostly cloudy. Seas around 5 ft.
Tonight
NE wind around 25 kt, with gusts as high as 35 kt. Mostly cloudy. Seas around 5 ft.
Thursday
NE wind around 20 kt. Widespread freezing spray before 1pm. Mostly sunny. Seas around 4 ft.
Thursday Night
NE wind around 20 kt. Widespread freezing spray after 7pm. Partly cloudy. Seas around 4 ft.
Friday
NE wind 15 to 20 kt. Widespread freezing spray before 1pm. Sunny. Seas 3 to 4 ft.
Friday Night
ENE wind 10 to 15 kt. Widespread freezing spray after 1am. Partly cloudy. Seas around 3 ft.
Saturday
ENE wind around 10 kt. Partly sunny. Seas 2 to 3 ft.
Saturday Night
E wind around 10 kt. A chance of snow. Seas 2 to 3 ft.
Sunday
E wind 15 to 20 kt. A chance of snow. 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.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

Point Forecast: 58.2°N 136.63°W
Last Update: 10:24 am AKDT Mar 11, 2026
Forecast Valid: 1pm AKDT Mar 11, 2026-6pm AKDT Mar 17, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data