Active Weather Pattern in the West and into the Central U.S.

A series of weather systems will bring locally heavy rain, 1 to 3 feet of mountain snow, and strong winds up to 75 mph across the western states. Later this weekend and early next week, a strong low pressure system will spread wintry conditions and strong winds from the Plains into the Upper Midwest. Strengthening winds in the Southern Plains will increase fire weather threats. Warmer in the east.
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Honolulu, HI Local Forecast Office

2NM E Waimanalo Beach HI

Marine Point Forecast

[NOTICE]
  • Today

    Scattered Showers

    E 23kt
    9-10ft

    High: 78 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Isolated Showers

    E 19ktWinds Decreasing
    8-9ft

    Low: 73 °F

  • Saturday

    Isolated Showers

    Light Wind
    7-8ft

    High: 78 °F

  • Saturday
    Night

    Isolated Showers

    E 6kt
    7ft

    Low: 71 °F

  • Sunday

    Isolated Showers

    ENE 10kt
    6-7ft

    High: 78 °F

  • Sunday
    Night

    Isolated Showers

    ENE 11kt
    6ft

    Low: 72 °F

  • Monday

    Isolated Showers

    ENE 16kt
    6ft

    High: 78 °F

  • Monday
    Night

    Scattered Showers

    E 16kt
    6ft

    Low: 72 °F

  • Tuesday

    Scattered Showers

    E 10kt
    6ft

    High: 79 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 pm HST Jan 18, 2018
Forecast Valid: 5am HST Jan 19, 2018-6pm HST Jan 25, 2018

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY SATURDAY

Synopsis: PHZ100-200215- 335 AM HST Fri Jan 19 2018 .Synopsis for Hawaiian coastal waters... Strong high pressure north-northeast of the islands will continue to move east through today, resulting in softening trade winds. A trough will form and dissipate over the offshore waters just west of Kauai during the weekend. An approaching front will cause winds to become southeast over the western waters by the middle of next week. $$

Today
E wind 20 to 23 kt, with gusts as high as 30 kt. Scattered showers before noon. . Waves 9 to 10 ft.
Tonight
E wind 14 to 19 kt decreasing to 5 to 10 kt after midnight. Isolated showers. . Waves 8 to 9 ft.
Saturday
Variable winds 5 kt or less. Isolated showers. . Waves 7 to 8 ft.
Saturday Night
E wind around 6 kt. Isolated showers. . Waves around 7 ft.
Sunday
ENE wind 6 to 10 kt. Isolated showers before noon. . Waves 6 to 7 ft.
Sunday Night
ENE wind around 11 kt. Isolated showers before midnight. . Waves around 6 ft.
Monday
ENE wind 11 to 16 kt. Isolated showers. . Waves around 6 ft.
Monday Night
E wind 10 to 16 kt. Scattered showers. . Waves around 6 ft.
Tuesday
E wind 8 to 10 kt. Scattered showers. . 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: 21.34°N 157.65°W
Last Update: 6:01 pm HST Jan 18, 2018
Forecast Valid: 5am HST Jan 19, 2018-6pm HST Jan 25, 2018
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