Severe thunderstorms possible over the upper Midwest and Great Lakes, Heavy Rain and Flooding Possible over the Southwest U.S.

Severe thunderstorms will be possible over portions of the upper Midwest and Great Lakes Tuesday, Wednesday, and Thursday. Damaging winds, large hail, and heavy rainfall possible. Over the Desert Southwest and portions of the Rockies, Monsoonal moisture will lead to locally heavy rainfall and the threat for flash flooding into midweek.
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Hazardous Weather Conditions

Last Update: 1020 AM EDT Tue Jul 25 2017

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Jacksonville, FL Local Forecast Office

38NM E Jacksonville Beach FL

Marine Zone Forecast


Synopsis: High pressure will be Southeast of area waters this week. A trough of low pressure is expected to move Southeast over the region toward mid week and dissipate. Another trough is expected to move Southeast toward the region this weekend.

Rest Of Today
Southwest winds 5 to 10 knots becoming south southeast 10 to 15 knots. Seas 2 to 3 feet. Dominant period 9 seconds. A slight chance of showers and thunderstorms in the morning. Showers and thunderstorms likely.
Tonight
Southwest winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 9 seconds. A chance of thunderstorms late in the evening. A chance of showers through the night. A slight chance of thunderstorms after midnight.
Wednesday
South southwest winds 5 to 10 knots becoming south southeast 10 to 15 knots. Seas 2 to 3 feet. Dominant period 9 seconds. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely.
Wednesday Night
South southwest winds 10 to 15 knots. Seas 2 to 3 feet. Dominant period 7 seconds. Showers and thunderstorms likely.
Thursday
South winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms.
Thursday Night
Southwest winds 10 to 15 knots. Seas 2 to 4 feet. Showers and thunderstorms likely.
Friday
Southwest winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms.
Friday Night
Southwest winds 10 to 15 knots. Seas 3 to 4 feet. Showers and thunderstorms likely.
Saturday
Southwest winds 10 to 15 knots. Seas 2 to 4 feet. Showers and thunderstorms likely.
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ABOUT THIS FORECAST

Last Update: 1020 AM EDT Tue Jul 25 2017
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