Atmospheric River in the Pacific Northwest and Northwest California Early This Week

An atmospheric river event will bring heavy rains and rising snow levels to the Pacific Northwest and northwest California early this week. Snow levels will rise above 8,000 feet, and 4 to 7 inches of rain is forecast for the southwest facing slopes of the mountains. Minor river and localized flooding will be possible. In the east, winds decrease by Monday, and the week will be relatively dry.
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Honolulu, HI Local Forecast Office

Honolulu HI

Marine Point Forecast

[NOTICE]
  • Tonight

    Mostly Clear

    NNW 11ktWinds Decreasing
    < 1ft

    Low: 65 °F

  • Monday

    Isolated Showers

    NNE 11kt
    < 1ft

    High: 81 °F

  • Monday
    Night

    Mostly Clear

    NNE 11kt
    < 1ft

    Low: 66 °F

  • Tuesday

    Sunny

    NNE 10kt
    < 1ft

    High: 82 °F

  • Tuesday
    Night

    Isolated Showers

    NE 13kt
    < 1ft

    Low: 67 °F

  • Wednesday

    Scattered Showers

    NE 16kt
    < 1ft

    High: 82 °F

  • Wednesday
    Night

    Scattered Showers

    NE 20kt
    < 1ft

    Low: 69 °F

  • Thanksgiving
    Day

    Scattered Showers

    NE 22kt
    < 1ft

    High: 83 °F

  • Thursday
    Night

    Scattered Showers

    NE 22kt
    < 1ft

    Low: 70 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:01 pm HST Nov 19, 2017
Forecast Valid: 7pm HST Nov 19, 2017-6pm HST Nov 26, 2017

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

Synopsis: PHZ100-201430- 330 PM HST Sun Nov 19 2017 .Synopsis for Hawaiian coastal waters... A surface low far northeast of the state will keep moderate north winds over the coastal waters through Monday, before lifting away from the area. High pressure will build northwest of the area, strengthening northeast trade winds by the second half of the week. $$

Tonight
NNW wind 6 to 11 kt becoming variable and less than 5 kt. Mostly clear. . Waves 1 ft or less.
Monday
NNE wind 6 to 11 kt. Isolated showers before noon. . Waves 1 ft or less.
Monday Night
NNE wind 6 to 11 kt. Mostly clear. . Waves 1 ft or less.
Tuesday
NNE wind 6 to 10 kt. Sunny. . Waves 1 ft or less.
Tuesday Night
NE wind 10 to 13 kt. Isolated showers after midnight. . Waves 1 ft or less.
Wednesday
NE wind 13 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before noon. . Waves 1 ft or less.
Wednesday Night
NE wind 16 to 20 kt, with gusts as high as 28 kt. Scattered showers. . Waves 1 ft or less.
Thanksgiving Day
NE wind 20 to 22 kt, with gusts as high as 31 kt. Scattered showers. . Waves 1 ft or less.
Thursday Night
NE wind around 22 kt, with gusts as high as 31 kt. Scattered showers. . Waves 1 ft or less.

*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: 21.29°N 157.84°W
Last Update: 6:01 pm HST Nov 19, 2017
Forecast Valid: 7pm HST Nov 19, 2017-6pm HST Nov 26, 2017
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