Severe Storms Expected Across Upper Midwest; Heat Advisories in the Plains

Strong to severe thunderstorms with damaging winds, large hail, heavy rain, and a few tornadoes are expected across the Upper Mississippi Valley, which includes the Twin Cities metro area. Meanwhile, heat advisories are in effect across the central and southern Plains, including the Kansas City metro area.
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Last Update: 206 PM EDT Sun Aug 9 2020

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Jacksonville, FL Local Forecast Office

8NM ESE Jacksonville Beach FL

Marine Zone Forecast


Synopsis: High pressure will extend across the coastal waters through mid- week, before shifting northward. This pattern will continue generally southwesterly flow during the night and morning hours, then winds switch to southeast in the afternoon and evening with the east coast sea breeze. Prevailing winds transition to south to southeast Thursday into the weekend as high pressure builds north. Daily showers and thunderstorms are expected over the waters.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of Aug 06, 2020 at 1200 UTC...

65 nautical miles east of Flagler Beach. 72 nautical miles east of Saint Augustine Beach. 82 nautical miles east of Jacksonville Beach. 98 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.

Tonight
South winds 10 to 15 knots becoming southwest 5 to 10 knots towards daybreak. Seas 2 to 3 feet with a dominant period 4 seconds. A light chop on the intracoastal waters. Slight chance of showers and thunderstorms.
Monday
Southwest winds 5 to 10 knots becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet with a dominant period 3 seconds. A moderate chop on the intracoastal waters. Slight chance of showers and thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon.
Monday Night
Southwest winds 10 to 15 knots. Seas 2 to 3 feet with a dominant period 4 seconds. A light chop on the intracoastal waters. Chance of showers and thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight.
Tuesday
Southwest winds 5 to 10 knots becoming south 10 to 15 knots in the afternoon. Seas 2 to 3 feet. A moderate chop on the intracoastal waters. Chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon.
Tuesday Night
Southwest winds 10 to 15 knots. Seas 2 to 3 feet. A light chop on the intracoastal waters. Showers and thunderstorms likely in the evening, then chance of showers and thunderstorms after midnight.
Wednesday
Southwest winds 5 to 10 knots becoming south 10 to 15 knots in the afternoon. Seas 2 to 3 feet. A moderate chop on the intracoastal waters. Showers and thunderstorms likely.
Wednesday Night
South winds 10 to 15 knots becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Chance of showers and thunderstorms.
Thursday
South winds 5 to 10 knots becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Showers and thunderstorms likely.
Thursday Night
South winds 10 to 15 knots. Seas 2 to 3 feet. Chance of showers and thunderstorms.
Friday
South winds 5 to 10 knots becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 206 PM EDT Sun Aug 9 2020
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