Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions.

Hazardous Weather Conditions

For More Weather Information:

Anchorage, AK Local Forecast Office

5NM E Barren Islands AK

Marine Point Forecast

  • This

    Partly Sunny

    SSW 20kt

    High: 42 °F

  • Tonight

    Scattered Showers

    SE 15kt

    Low: 36 °F

  • Thursday

    Scattered Showers

    ESE 15kt

    High: 40 °F

  • Thursday

    Showers Likely

    Winds IncreasingSE 20kt

    Low: 34 °F

  • Friday


    E 40ktWinds Decreasing
    11ftWaves Subsiding

    High: 43 °F

  • Friday

    Rain Likely

    SE 15kt

    Low: 37 °F

  • Saturday

    Showers Likely

    NE 15ktWinds Decreasing

    High: 39 °F

  • Saturday

    Chance Showers

    W 15kt

    Low: 33 °F

  • Sunday

    Chance Rain/Snow

    Winds IncreasingNW 35kt
    Waves Building9ft

    High: 36 °F

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:01 pm AKST Dec 13, 2017
Forecast Valid: 4pm AKST Dec 13, 2017-6pm AKST Dec 19, 2017

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Detailed Forecast


Synopsis: A 1004 mb low 360 nm southeast of Middleton Island moves 100 nm east of Middleton Island tonight at 1000 mb and then moves inland Thu morning. A second 996 mb low 350 nm south of Sitkinak weakens to a trough 200 nm east of Sitkinak Thu afternoon before moving inland Thu night. A front enters the western Gulf Thu afternoon and reaches the eastern Gulf Fri afternoon.

This Afternoon
SSW wind around 20 kt. Partly sunny. Seas around 7 ft.
SE wind 10 to 15 kt. Scattered showers, mainly after 3am. Seas 4 to 6 ft.
ESE wind 10 to 15 kt. Scattered showers. Seas 3 to 4 ft.
Thursday Night
SE wind 5 to 10 kt increasing to 15 to 20 kt after midnight. Showers likely, mainly after 3am. Seas 3 to 5 ft.
E wind 30 to 40 kt becoming SE 15 to 25 kt in the afternoon. Rain, mainly before 9am. Seas 11 ft subsiding to 5 ft.
Friday Night
SE wind around 15 kt becoming NE after midnight. Winds could gust as high as 35 kt. Rain likely after 9pm. Seas around 4 ft.
NE wind 10 to 15 kt becoming variable and less than 5 kt. Showers likely, mainly before 9am. Seas 2 to 4 ft.
Saturday Night
W wind 5 to 15 kt. A chance of showers. Seas 3 to 4 ft.
NW wind 15 to 25 kt increasing to 25 to 35 kt in the afternoon. A chance of rain and snow showers. Seas 4 ft building to 9 ft.


  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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Point Forecast: 58.94°N 152.12°W
Last Update: 2:01 pm AKST Dec 13, 2017
Forecast Valid: 4pm AKST Dec 13, 2017-6pm AKST Dec 19, 2017
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