Hazardous Weather Conditions

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Anchorage, AK Local Forecast Office

117NM SSW Cape Merdenhall AK

Marine Point Forecast

[NOTICE]
  • Today

    Chance Snow

    W 40ktWinds Decreasing
    18ftWaves Subsiding

    High: 34 °F

    Gale Warning
    Gale Warning

  • Tonight

    Heavy Snow

    Winds IncreasingNNE 40kt
    11-13ft

    Low: 30 °F

    Gale Warning
    Gale Warning

  • Thursday

    Snow

    NNW 55ktWinds Decreasing
    Waves Building17ft

    High: 32 °F

    Storm Warning
    Storm Warning

  • Thursday
    Night

    Chance Snow

    NW 35kt
    Waves Building14ft

    Low: 23 °F

  • Friday

    Snow Likely

    NW 35kt
    14-16ft

    High: 24 °F

  • Friday
    Night

    Snow Likely

    NW 30kt
    16ftWaves Subsiding

    Low: 21 °F

  • Saturday

    Snow Likely

    NW 30kt
    13ftWaves Subsiding

    High: 25 °F

  • Saturday
    Night

    Chance Snow

    NW 25kt
    9ftWaves Subsiding

    Low: 18 °F

  • Sunday

    Snow

    Winds IncreasingENE 30kt
    6ft

    High: 22 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:24 am AKST Dec 8, 2021
Forecast Valid: 8am AKST Dec 8, 2021-6pm AKST Dec 14, 2021

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Detailed Forecast

...STORM WARNING TONIGHT AND THURSDAY...

Synopsis: An elongated 980 mb low at 62N 178W moves to 62N 171W at 984 mb and dissipates Fri morning. A 995 mb North Pacific low crosses the central Aleutians at 986 mb Wed afternoon and crosses the Alaska Peninsula at 960 mb Thu afternoon. A 981 mb Kamchatka low Thu morning crosses the eastern Aleutians at 1000 mb Fri morning.

Today
W wind 30 to 40 kt decreasing to 15 to 25 kt in the afternoon. Winds could gust as high as 50 kt. A chance of snow showers, mainly before 9am. Seas 18 ft subsiding to 15 ft.
Tonight
SSW wind 5 to 10 kt becoming NNE 30 to 40 kt. Snow, mainly after 9pm. The snow could be heavy at times. Seas 11 to 13 ft.
Thursday
NNW wind 45 to 55 kt becoming NW 35 to 45 kt. Snow, mainly before 9am. Seas 12 ft building to 17 ft.
Thursday Night
NW wind 30 to 35 kt. A chance of snow showers. Widespread freezing spray. Seas 11 ft building to 14 ft.
Friday
NW wind 30 to 35 kt, with gusts as high as 40 kt. Snow likely. Widespread freezing spray. Seas 14 to 16 ft.
Friday Night
NW wind around 30 kt, with gusts as high as 40 kt. Snow likely, mainly after 3am. Widespread freezing spray. Seas 16 ft subsiding to 13 ft.
Saturday
NW wind 25 to 30 kt. Snow likely, mainly before 9am. Widespread freezing spray before 9am. Seas 13 ft subsiding to 9 ft.
Saturday Night
NW wind 15 to 25 kt becoming N after midnight. A chance of snow. Seas 9 ft subsiding to 6 ft.
Sunday
N wind 15 to 20 kt becoming ENE 25 to 30 kt in the afternoon. Snow. Seas around 6 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: 57.9°N 167.16°W
Last Update: 4:24 am AKST Dec 8, 2021
Forecast Valid: 8am AKST Dec 8, 2021-6pm AKST Dec 14, 2021
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RADAR & SATELLITE IMAGES

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