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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Coastal Waters Forecast for Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540) (Text-Only)
NWS Forecast for: Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540)
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Last Update: 902 AM PDT Sun Aug 19 2018
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Today: NW winds 5 to 15 kt...increasing to 15 to 25 kt in the afternoon. Wind waves 3 to 5 ft. Mixed swell NW 4 to 6 ft at 8 seconds and S 3 ft at 14 seconds. Patchy fog late in the morning.

Tonight: NW winds 15 to 25 kt. Wind waves 3 to 5 ft. Mixed swell NW 4 to 6 ft at 8 seconds and S 3 ft at 14 seconds. Patchy fog after midnight.

Mon: NW winds 10 to 20 kt. Wind waves 2 to 4 ft. NW swell 4 to 6 ft at 8 seconds. Patchy fog in the morning.

Mon Night: NW winds 10 to 20 kt. Wind waves 2 to 4 ft. NW swell 4 to 6 ft at 8 seconds. Patchy fog after midnight.

Tue: S winds 10 kt. wind waves 2 ft or less. NW swell 2 to 4 ft at 8 seconds. Patchy fog. Patchy fog after midnight.

Wed: W winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 2 to 4 ft. Patchy fog.

Thu: NW winds 10 to 20 kt. Wind waves 2 to 4 ft. NW swell 3 to 5 ft. Patchy fog.



Zone Forecast: Coastal Waters from Point Arena to Point Reyes California out to 10 nm (PZZ540)

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