Heavy Rain and Potential for Flash Flooding for Mid-Atlantic

A strong storm system will bring heavy rain to the Mid-Atlantic and central Appalachians into Saturday. Flash flooding and widespread lowland flooding are possible during this period. Meanwhile, monsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Desert Southwest through the southern/central Rockies and High Plains.
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Hazardous Weather Conditions

Last Update: 406 AM EDT Sat Jul 29 2017

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Tampa Bay, FL Local Forecast Office

6NM E Boca Grande FL

Marine Zone Forecast


Synopsis: a frontal boundary settles into the northern Gulf of Mexico and north Florida by Sunday...shifting a ridge of high pressure out of south Florida and across Cuba. The boundary meanders across the Gulf and central Florida through midweek as a couple of weak lows form and track along it. The boundary begin to lift back north for the end of the week. Wind speeds are expected to be 15 knots or less. However winds along with seas will be higher near thunderstorms.

Today
West winds around 10 knots. Bay and inland waters a light chop. Scattered thunderstorms.
Tonight
Southwest winds around 10 knots. Bay and inland waters a light chop. Isolated thunderstorms in the evening. Scattered thunderstorms after midnight.
Sunday
Southwest winds around 15 knots. Bay and inland waters a moderate chop. Scattered thunderstorms. Numerous showers in the afternoon.
Sunday Night
Southwest winds around 10 knots. Bay and inland waters a light chop. Numerous showers and scattered thunderstorms.
Monday
Southwest winds 5 to 10 knots increasing to around 15 knots late in the afternoon. Bay and inland waters a moderate chop. Numerous showers in the morning. Scattered thunderstorms. Widespread showers in the afternoon.
Monday Night
Southwest winds around 10 knots. Bay and inland waters a light chop. Widespread showers in the evening. Scattered thunderstorms. Numerous showers after midnight.
Tuesday
Southwest winds around 10 knots. Bay and inland waters a light chop. Numerous showers and scattered thunderstorms.
Tuesday Night
Southwest winds around 10 knots. Bay and inland waters a light chop. Numerous showers in the evening. Scattered thunderstorms.
Wednesday
South winds around 5 knots. Bay and inland waters smooth. Scattered thunderstorms. Numerous showers in the afternoon.
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ABOUT THIS FORECAST

Last Update: 406 AM EDT Sat Jul 29 2017
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