Heavy Rainfall and Flash Flood Threat for the Southern Plains Today; Severe Thunderstorms from the Northeast to the Ohio Valley

Heavy rains are leading to an elevated concern for flash flooding across parts of Oklahoma and Texas today, and this heavy rainfall will spread slowly east over the weekend. Severe thunderstorms may produce damaging winds and a few tornadoes across parts of the Northeast and Ohio Valley this afternoon and evening. Significant river flooding continues across the Carolinas.
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Last Update: 248 PM PDT Fri Sep 21 2018

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Seattle, WA Local Forecast Office

20NM ENE Port Angeles WA

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

Synopsis: PZZ100-220700- 248 PM PDT Fri Sep 21 2018 .Synopsis for the northern and central Washington coastal and inland waters...A cold front will move through the area tonight. Onshore flow will develop behind the cold front Saturday and continue into Sunday. Northerly offshore flow will develop early next week as a thermal trough builds north along the coast. $$

Tonight
SE wind 10 to 20 kt rising to 15 to 25 kt early in the evening. Wind waves 2 to 4 ft. A chance of rain.
Sat
SW wind 5 to 15 kt becoming W 15 to 25 kt in the afternoon. Wind waves 2 ft or less building to 2 to 4 ft in the afternoon. A chance of showers.
Sat Night
W wind 15 to 25 kt. Wind waves 2 to 4 ft. A chance of showers.
Sun
SW wind 10 to 20 kt easing to 10 kt in the afternoon. Wind waves 1 to 3 ft subsiding to 1 ft or less in the afternoon.
Sun Night
W wind 5 to 15 kt. Wind waves 2 ft or less.
Mon
W wind to 10 kt. Wind waves 1 ft or less.
Mon Night
Light wind. Wind waves less than 1 ft.
Tue
NW wind to 10 kt. Wind waves 1 ft or less.
Wed
NW wind to 10 kt becoming W 5 to 15 kt. Wind waves 2 ft or less.
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Last Update: 248 PM PDT Fri Sep 21 2018
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