SPC Severe Thunderstorm Watch 634
WW 634 SEVERE TSTM DC DE MD NJ NY PA VA WV CW 181800Z – 190200Z 
CWZ000-190200- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 634 NWS Storm Prediction Center Norman OK 200 PM EDT Sun Aug 18 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of District Of Columbia Delaware Central and Eastern Maryland New Jersey Southeast New York Eastern Pennsylvania Northern Virginia Eastern Panhandle of West Virginia Coastal Waters * Effective this Sunday afternoon and evening from 200 PM until 1000 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Scattered thunderstorms will increase in coverage through the afternoon across the watch area. The more intense storms will pose a risk of locally damaging wind gusts and hail. The severe thunderstorm watch area is approximately along and 85 statute miles east and west of a line from 55 miles east of Charlottesville VA to 40 miles east northeast of Wilkesbarre PA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU4). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24025. ...Hart
