Heavy Rainfall Possible Across the Central U.S.; Poor Air Quality Across the Northwest and North Central States

Thunderstorms will produce locally heavy rainfall and possibly some flash flooding across central portions of the country through tonight, with a few strong to locally severe thunderstorms possible. Otherwise, smoke from the wildfires burning across western North America will continue to create poor air quality across northern portions of the country.
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Honolulu, HI Local Forecast Office

2NM NNW Wailea-Makena HI

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Mostly Sunny

    Winds IncreasingENE 6kt
    < 1ft

    High: 81 °F

  • Tonight

    Mostly Clear

    ENE 6kt
    < 1ft

    Low: 80 °F

  • Monday

    Sunny

    E 8kt
    < 1ft

    High: 82 °F

  • Monday
    Night

    Mostly Clear

    NE 8kt
    < 1ft

    Low: 78 °F

  • Tuesday

    Isolated Showers

    N 9kt
    < 1ft

    High: 84 °F

  • Tuesday
    Night

    Mostly Clear

    NNE 10kt
    < 1ft

    Low: 79 °F

  • Wednesday

    Sunny

    N 10kt
    < 1ft

    High: 82 °F

  • Wednesday
    Night

    Isolated Showers

    NNE 10kt
    < 1ft

    Low: 79 °F

  • Thursday

    Scattered Showers

    NNE 10kt
    < 1ft

    High: 82 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:00 am HST Aug 19, 2018
Forecast Valid: 12pm HST Aug 19, 2018-6pm HST Aug 25, 2018

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Detailed Forecast


Synopsis: PHZ100-200830- 935 AM HST Sun Aug 19 2018 .Synopsis for Hawaiian coastal waters... A weak trough of low pressure will continue to move through the western coastal waters today producing some locally heavy showers and isolated thunderstorms. Light to moderate trade winds will persist today, then increase to moderate to strong levels tonight through the middle of next week as high pressure builds northeast of the state and Hurricane Lane passes by to the south of the Big Island Wednesday. $$

This Afternoon
Variable winds less than 5 kt becoming ENE around 6 kt. Mostly sunny. . Waves 1 ft or less.
Tonight
ENE wind around 6 kt. Mostly clear. . Waves 1 ft or less.
Monday
E wind 6 to 8 kt. Sunny. . Waves 1 ft or less.
Monday Night
NE wind around 8 kt. Mostly clear. . Waves 1 ft or less.
Tuesday
N wind 7 to 9 kt. Isolated showers after noon. . Waves 1 ft or less.
Tuesday Night
NNE wind around 10 kt. Mostly clear. . Waves 1 ft or less.
Wednesday
N wind 8 to 10 kt. Sunny. . Waves 1 ft or less.
Wednesday Night
NNE wind around 10 kt. Isolated showers. . Waves 1 ft or less.
Thursday
NNE wind 7 to 10 kt becoming NNW in the morning. 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: 20.69°N 156.45°W
Last Update: 6:00 am HST Aug 19, 2018
Forecast Valid: 12pm HST Aug 19, 2018-6pm HST Aug 25, 2018
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