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Juneau, AK Local Forecast Office

Cape Spencer AK

Marine Point Forecast

[NOTICE]
    • Today

      Today:E wind 5 to 10 kt becoming NE 15 to 25 kt in the afternoon. Winds could gust as high as 35 kt. A chance of rain before noon, then a chance of rain after 3pm.   Seas 9 to 11 ft.

      High: 42 °F

      ⇑NE 25kt
      9-11ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:NE wind 20 to 25 kt decreasing to 10 to 15 kt after midnight. Winds could gust as high as 30 kt. Rain, mainly after 9pm.   Seas 7 to 9 ft.

      Low: 39 °F

      NE 25kt⇓
      7-9ft

      Small Craft Advisory
      Small Craft Advisory

    • Monday

      Monday:Variable winds 5 kt or less. Rain.   Seas around 8 ft.

      High: 43 °F

      Light Wind
      8ft

    • Monday Night

      Monday Night:E wind 10 to 20 kt. Rain.   Seas around 8 ft.

      Low: 40 °F

      E 20kt
      8ft

    • Tuesday

      Tuesday:ESE wind around 15 kt. Rain.   Seas 7 to 8 ft.

      High: 44 °F

      ESE 15kt
      7-8ft

    • Tuesday Night

      Tuesday Night:ESE wind 20 to 25 kt increasing to 30 to 35 kt after midnight. Rain.   Seas 8 ft building to 17 ft.

      Low: 39 °F

      ⇑ESE 35kt
      Waves Building17ft

    • Wednesday

      Wednesday:ESE wind 30 to 35 kt becoming WSW in the morning. Rain before 3pm, then rain and snow.   Seas 19 ft subsiding to 16 ft.

      High: 42 °F

      ESE 35kt
      19ftWaves Subsiding

    • Wednesday Night

      Wednesday Night:WSW wind 25 to 30 kt decreasing to 20 to 25 kt after midnight. Winds could gust as high as 35 kt. Rain and snow.   Seas 16 ft subsiding to 10 ft.

      Low: 39 °F

      WSW 30kt⇓
      16ftWaves Subsiding

    • Thursday

      Thursday:WSW wind around 20 kt becoming SE in the afternoon. Winds could gust as high as 30 kt. Rain and snow, becoming all rain after 9am.   Seas 8 to 10 ft.

      High: 42 °F

      WSW 20kt
      8-10ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:02 am AKST Jan 11, 2026
Forecast Valid: 11am AKST Jan 11, 2026-6pm AKST Jan 17, 2026

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Detailed Forecast

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

Synopsis: A decaying gale force low moves inland along the northern gulf coast Sunday morning. Active weather continues into next week with another gale force low moving north through the eastern gulf on Sunday followed by another gale force system Tuesday into Tuesday night.

Today
E wind 5 to 10 kt becoming NE 15 to 25 kt in the afternoon. Winds could gust as high as 35 kt. A chance of rain before noon, then a chance of rain after 3pm. Seas 9 to 11 ft.
Tonight
NE wind 20 to 25 kt decreasing to 10 to 15 kt after midnight. Winds could gust as high as 30 kt. Rain, mainly after 9pm. Seas 7 to 9 ft.
Monday
Variable winds 5 kt or less. Rain. Seas around 8 ft.
Monday Night
E wind 10 to 20 kt. Rain. Seas around 8 ft.
Tuesday
ESE wind around 15 kt. Rain. Seas 7 to 8 ft.
Tuesday Night
ESE wind 20 to 25 kt increasing to 30 to 35 kt after midnight. Rain. Seas 8 ft building to 17 ft.
Wednesday
ESE wind 30 to 35 kt becoming WSW in the morning. Rain before 3pm, then rain and snow. Seas 19 ft subsiding to 16 ft.
Wednesday Night
WSW wind 25 to 30 kt decreasing to 20 to 25 kt after midnight. Winds could gust as high as 35 kt. Rain and snow. Seas 16 ft subsiding to 10 ft.
Thursday
WSW wind around 20 kt becoming SE in the afternoon. Winds could gust as high as 30 kt. Rain and snow, becoming all rain after 9am. Seas 8 to 10 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: 8:02 am AKST Jan 11, 2026
Forecast Valid: 11am AKST Jan 11, 2026-6pm AKST Jan 17, 2026
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