Heavy Snow & Ice Across Portions of the Plains and Midwest; Unsettled in the Pacific Northwest

Heavy snow and freezing rain will impact portions of the Plains, upper Midwest, and Great Lakes into Monday. Significant snow accumulations and gusty winds are likely in some areas. Farther to the south, rain and a few thunderstorms are expected over the Mississippi, Tennessee, and Ohio Valleys. Heavy rain & mountain snowfall will also continue from northern California into the Pacific Northwest.
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Honolulu, HI Local Forecast Office

8NM ESE Waimanalo Beach HI

Marine Point Forecast

[NOTICE]
  • Today

    Scattered Showers

    E 19kt
    8-9ft

    High: 75 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Scattered Showers

    ENE 17kt
    8ft

    Low: 74 °F

  • Monday

    Scattered Showers

    ENE 18kt
    7-8ft

    High: 75 °F

  • Monday
    Night

    Scattered Showers

    E 19kt
    7-8ft

    Low: 75 °F

  • Tuesday

    Scattered Showers

    E 19kt
    7-8ft

    High: 77 °F

  • Tuesday
    Night

    Isolated Showers

    E 19kt
    7-8ft

    Low: 75 °F

  • Wednesday

    Isolated Showers

    E 19kt
    7-8ft

    High: 77 °F

  • Wednesday
    Night

    Isolated Showers

    E 13kt
    6-7ft

    Low: 75 °F

  • Thursday

    Scattered Showers

    E 12kt
    6ft

    High: 77 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 am HST Jan 21, 2018
Forecast Valid: 10am HST Jan 21, 2018-6pm HST Jan 27, 2018

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

Synopsis: PHZ100-220830- 947 AM HST Sun Jan 21 2018 .Synopsis for Hawaiian coastal waters... High pressure north to east-northeast of the islands will maintain fresh trade winds through midweek. An approaching front will shift winds from the southeast for the second half of the week. $$

Today
E wind 15 to 19 kt. Scattered showers, mainly after noon. Mixed swell...NNW 3 ft at 14 seconds and E 5 ft at 11 seconds. Waves 8 to 9 ft.
Tonight
ENE wind around 17 kt. Scattered showers. Mixed swell...NNW 3 ft at 13 seconds and E 4 to 5 ft at 11 seconds. Waves around 8 ft.
Monday
ENE wind around 18 kt. Scattered showers, mainly before noon. Mixed swell...NNW 3 ft at 11 seconds and E 4 ft at 10 seconds. Waves 7 to 8 ft.
Monday Night
E wind 16 to 19 kt. Scattered showers, mainly before midnight. Mixed swell...NNW 3 ft and E 4 ft. Waves 7 to 8 ft.
Tuesday
E wind around 19 kt. Scattered showers, mainly before noon. Mixed swell...NNW 2 to 3 ft and E 3 to 4 ft. Waves 7 to 8 ft.
Tuesday Night
E wind 14 to 19 kt. Isolated showers. Mixed swell...NW 2 ft and E 3 ft. Waves 7 to 8 ft.
Wednesday
E wind 13 to 19 kt. Isolated showers. Mixed swell...NNE 1 to 2 ft and E 3 ft. Waves 7 to 8 ft.
Wednesday Night
E wind around 13 kt. Isolated showers. Mixed swell...N 2 ft and E 3 to 4 ft. Waves 6 to 7 ft.
Thursday
E wind 10 to 12 kt. Scattered showers. Widespread haze after noon. Mixed swell...N 2 ft and E 4 ft. Waves 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: 21.27°N 157.55°W
Last Update: 6:01 am HST Jan 21, 2018
Forecast Valid: 10am HST Jan 21, 2018-6pm HST Jan 27, 2018
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