Severe weather possible on Saturday

The NWS Storm Prediction Center expects severe weather in portions of the Central U.S on Saturday. The areas of greatest concern are in portions of the Ohio Valley, Midwest and Plains. The primary threat with these storms will be damaging winds and hail, but an isolated tornado cannot be ruled out.
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Last Update: 1024 AM EDT SAT AUG 27 2016

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Key West, FL Local Forecast Office

3NM NNE Florida Bay FL

Marine Zone Forecast

SEAS ARE GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

Synopsis: BROAD HIGH PRESSURE WILL REMAIN OVER THE MID ATLANTIC AND SOUTHEASTERN COAST OF THE UNITED STATES THIS WEEKEND. MEANWHILE...A TROPICAL WAVE NEAR THE CENTRAL BAHAMAS WILL TRACK WEST NORTHWESTWARD OVER THE NEXT SEVERAL DAYS...PASSING THROUGH THE FLORIDA KEYS BY SUNDAY NIGHT. THIS SYSTEM WILL MOVE NORTHWEST INTO THE GULF OF MEXICO MONDAY THROUGH WEDNESDAY.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF AUGUST 27...

4 NM S OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY. 2 NM S OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS. 6 NM S OF SAND KEY LIGHT...OFF KEY WEST. 10 NM S OF LOOE KEY...OFF BIG PINE KEY. 11 NM S OF SOMBRERO KEY LIGHT...OFF MARATHON. 8 NM SE OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA. 7 NM SE OF MOLASSES REEF LIGHT...OFF KEY LARGO. 5 NM E OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

This Afternoon
Northeast to east winds 10 to 15 knots. Bay waters a light to moderate chop. Winds higher and bay waters rough in and near numerous showers and isolated thunderstorms.
Tonight
Northeast to east winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms.
Sunday
East to southeast winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms.
Sunday Night
Southeast to south winds 10 to 15 knots. Bay waters a light to moderate chop. Numerous showers and scattered thunderstorms.
Monday
South winds 10 to 15 knots. Bay waters a light to moderate chop. Numerous showers and scattered thunderstorms.
Monday Night Through Tuesday Night
South winds near 10 knots. Bay waters a light chop. Scattered showers and isolated thunderstorms.
Wednesday And Wednesday Night
Southwest winds near 10 knots. Bay waters a light chop. Scattered showers and isolated thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1024 AM EDT SAT AUG 27 2016
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