Severe thunderstorms and heavy rain for portions of the southern U.S.
A storm system in the Ohio Valley will produce scattered severe thunderstorms and locally heavy rain stretching from the Southern Plains eastward through the Gulf Coast and Southeast on Thursday. Large hail and locally damaging winds will be the main threats. This activity will continue into Friday.
Marine Zone Forecast
FOR INFORMATION ON POSSIBLE HAZARDOUS WEATHER BEYOND THE 24-36 HOUR FORECAST PERIOD...PLEASE VISIT WWW.WEATHER.GOV/BOSTON AND FOLLOW THE CURRENT HAZARDS LINK ABOVE THE MAP ON THE LEFT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.