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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:NE wind 10 to 15 kt. Rain, mainly before 1pm.   Seas 4 to 5 ft.

      High: 54 °F

      NE 15kt
      4-5ft

    • Tonight

      Tonight:NE wind 10 to 15 kt. Rain, mainly after 10pm.   Seas around 4 ft.

      Low: 53 °F

      NE 15kt
      4ft

    • Thursday

      Thursday:NE wind 5 to 10 kt. Rain.   Seas around 4 ft.

      High: 55 °F

      NE 10kt
      4ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Rain. The rain could be heavy at times.   Seas around 3 ft.

      Low: 52 °F

      Light Wind
      3ft

    • Friday

      Friday:Variable winds 5 kt or less. Rain, mainly before 4pm.   Seas around 3 ft.

      High: 56 °F

      Light Wind
      3ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. Rain likely, mainly after 10pm.   Seas around 3 ft.

      Low: 50 °F

      Light Wind
      3ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Rain likely, mainly after 4pm.   Seas around 3 ft.

      High: 56 °F

      Light Wind
      3ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Rain.   Seas 2 to 3 ft.

      Low: 50 °F

      Light Wind
      2-3ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Rain.   Seas around 3 ft.

      High: 55 °F

      Light Wind
      3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:17 am AKDT Aug 19, 2026
Forecast Valid: 8am AKDT Aug 19, 2026-6pm AKDT Aug 25, 2026

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Detailed Forecast


Synopsis: A weak front in the Gulf of Alaska Wednesday will bring increasing southeasterly winds, with fresh to strong winds for northeast Gulf coast. By Thursday morning, the low pressure system will strengthen, and lead to winds up to 25 kts between Cape Spencer and Cape Suckling.

Today
NE wind 10 to 15 kt. Rain, mainly before 1pm. Seas 4 to 5 ft.
Tonight
NE wind 10 to 15 kt. Rain, mainly after 10pm. Seas around 4 ft.
Thursday
NE wind 5 to 10 kt. Rain. Seas around 4 ft.
Thursday Night
Variable winds 5 kt or less. Rain. The rain could be heavy at times. Seas around 3 ft.
Friday
Variable winds 5 kt or less. Rain, mainly before 4pm. Seas around 3 ft.
Friday Night
Variable winds 5 kt or less. Rain likely, mainly after 10pm. Seas around 3 ft.
Saturday
Variable winds 5 kt or less. Rain likely, mainly after 4pm. Seas around 3 ft.
Saturday Night
Variable winds 5 kt or less. Rain. Seas 2 to 3 ft.
Sunday
Variable winds 5 kt or less. Rain. 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: 6:17 am AKDT Aug 19, 2026
Forecast Valid: 8am AKDT Aug 19, 2026-6pm AKDT Aug 25, 2026
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