Severe weather outbreak possible over portions of the Southern Plains today and tonight

Severe thunderstorms will likely develop over portions of Texas and Oklahoma this afternoon into tonight. Very large hail, destructive winds, isolated tornadoes, and heavy downpours will be the main threats. Heavy rain could lead to localized flash flooding concerns. Additional severe weather is forecast each day through Thursday.
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Last Update: 1000 AM EDT TUE MAR 28 2017

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Tampa Bay, FL Local Forecast Office

2NM E Saint Petersburg FL

Marine Zone Forecast

IMPORTANT NOTICE TO MARINERS...MARINE FORECASTS ARE ISSUED AT LEAST FOUR TIMES A DAY. BOATERS ON EXTENDED TRIPS SHOULD ROUTINELY MONITOR SUBSEQUENT FORECAST ISSUANCES AND UPDATES FOR THE LATEST MARINE WEATHER INFORMATION. THE WAVE HEIGHTS ARE FORECAST AS SIGNIFICANT WAVE HEIGHT WHICH IS THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE WAVES. THE HIGHEST WAVES MAY RARELY BE TWICE THE SIGNIFICANT WAVE HEIGHT. THE WINDS AND SEAS NEAR THUNDERSTORMS MAY BE HIGHER THAN FORECAST.

Synopsis: BENIGN MARINE FORECAST THE NEXT FEW DAYS AS HIGH PRESSURE DOMINATES THE REGION. LIGHT EAST TO SOUTHEAST FLOW OVERNIGHT INTO THE MORNING HOURS WILL TURN WEST AND SOUTHWEST NEAR THE COAST EACH AFTERNOON WITH SEA BREEZE DEVELOPMENT...AND THEN EXPAND OFFSHORE WITH TIME THROUGH THE AFTERNOON/EARLY EVENING HOURS. NO RAINFALL IS EXPECTED THROUGH AT LEAST THURSDAY. CONFIDENCE THEN INCREASES THAT THE APPROACH OF A COLD FRONT THURSDAY NIGHT INTO FRIDAY WILL BRING AN INCREASE IN SOUTHERLY WINDS...POSSIBLY TO CAUTIONARY OR ADVISORY LEVELS...AND A POTENTIAL ROUND OF SHOWERS AND THUNDERSTORMS OVER THE EASTERN GULF OF MEXICO.

This Afternoon
Winds becoming west around 10 knots. Bay and inland waters a light chop.
Tonight
Northwest winds around 10 knots becoming east around 5 knots after midnight. Bay and inland waters a light chop.
Wednesday
East winds around 5 knots becoming west around 10 knots in the afternoon. Bay and inland waters a light chop.
Wednesday Night
Northwest winds around 10 knots becoming east around 5 knots after midnight. Bay and inland waters a light chop.
Thursday
Southeast winds around 5 knots becoming southwest around 10 knots in the afternoon. Bay and inland waters a light chop.
Thursday Night
Southwest winds around 10 knots becoming south after midnight. Bay and inland waters a light chop.
Friday
South winds 10 to 15 knots increasing to 15 to 20 knots in the afternoon. Bay and inland waters choppy. A chance of showers and a slight chance of thunderstorms.
Friday Night
Southwest winds around 15 knots becoming west 5 to 10 knots after midnight. Bay and inland waters a light to moderate chop. A slight chance of showers.
Saturday
West winds 5 to 10 knots. Bay and inland waters smooth.
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ABOUT THIS FORECAST

Last Update: 1000 AM EDT TUE MAR 28 2017
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