Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic.
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Last Update: 222 PM PDT Thu Jul 20 2017

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28NM SSE Point Arena CA

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING...

Synopsis: PZZ500-210430- 222 PM PDT Thu Jul 20 2017 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... High pressure over the eastern Pacific will allow for breezy northwest winds to persist over the waters. These winds will produce local wind waves with areas of rough chop. The winds are expected to continue into the weekend, especially for the northern outer waters. $$

Tonight
NW winds 20 to 30 kt. Wind waves 4 to 6 ft. NW swell 5 to 7 ft at 7 seconds. Patchy fog after midnight. Patchy drizzle after midnight.
Fri
NW winds 20 to 30 kt. Wind waves 4 to 6 ft. NW swell 5 to 7 ft at 8 seconds. Patchy fog in the morning. Patchy drizzle in the morning.
Fri Night
NW winds 20 to 30 kt. Wind waves 4 to 6 ft. NW swell 5 to 6 ft at 8 seconds. Patchy fog after midnight. Patchy drizzle after midnight.
Sat
NW winds 15 to 25 kt. Wind waves 3 to 5 ft. NW swell 5 to 7 ft at 8 seconds. Patchy fog in the morning. Patchy drizzle in the morning.
Sat Night
NW winds 5 to 15 kt. Wind waves 1 to 3 ft. NW swell 6 to 7 ft at 8 seconds. Patchy fog after midnight. Patchy drizzle after midnight.
Sun
SW winds 5 to 15 kt. Wind waves 1 to 3 ft. NW swell 6 to 8 ft. Patchy fog.
Mon
SW winds 10 kt. Wind waves 2 ft or less. NW swell 5 to 7 ft. Patchy fog.
Tue
W winds 15 to 25 kt. Wind waves 3 to 5 ft. Mixed swell NW 4 to 6 ft and S 3 ft. Patchy fog.
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ABOUT THIS FORECAST

Last Update: 222 PM PDT Thu Jul 20 2017
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