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: 303 PM EDT Fri Sep 21 2018

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Jacksonville, FL Local Forecast Office

10NM ESE Jekyll Island GA

Marine Zone Forecast


Synopsis: Surface high pressure will be North of the region through Monday morning, continuing the prevailing onshore flow pattern. A wave of low pressure is expected to move Northwest across area waters Monday through Tuesday. High pressure will build to the Northeast later in the week.

Tonight
East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 5 seconds. Inland waters a light chop. A chance of showers and thunderstorms.
Saturday
East winds 5 to 10 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Inland waters a light chop. A chance of showers in the morning. A slight chance of thunderstorms. A slight chance of showers in the afternoon.
Saturday Night
East winds 5 to 10 knots. Seas 2 to 4 feet. Dominant period 5 seconds increasing to 10 seconds after midnight. Inland waters a light chop. A chance of showers and a slight chance of thunderstorms through the night.
Sunday
East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 10 seconds. Inland waters a light chop. A chance of showers in the morning. A slight chance of thunderstorms. A slight chance of showers in the afternoon.
Sunday Night And Monday
East winds 10 to 15 knots. Seas 2 to 4 feet. Inland waters a moderate chop. A chance of showers and a slight chance of thunderstorms.
Monday Night
East winds 10 to 15 knots. Seas 3 to 4 feet. Inland waters a light chop. A chance of showers.
Tuesday
East northeast winds 5 to 10 knots. Seas 2 to 4 feet. Inland waters a light chop. A slight chance of showers and thunderstorms.
Tuesday Night
East southeast winds 5 to 10 knots becoming south after midnight. Seas 2 to 4 feet. Inland waters smooth. A slight chance of showers.
Wednesday
South southeast winds 5 to 10 knots. Seas 2 to 4 feet. Inland waters smooth. A chance of showers and thunderstorms.
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Last Update: 303 PM EDT Fri Sep 21 2018
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