WWUS20 KWNS 152232 SEL1 SPC WW 152232 DCZ000-DEZ000-MDZ000-NJZ000-PAZ000-VAZ000-CWZ000-160400- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 511 NWS Storm Prediction Center Norman OK 530 PM EST Sun Nov 15 2020 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of District Of Columbia Delaware Central and eastern Maryland New Jersey Southeastern Pennsylvania Northeastern Virginia Coastal Waters * Effective this Sunday afternoon and evening from 530 PM until 1100 PM EST. THUNDERSTORM WIND GUSTS TO 70 MPH...and DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. The severe thunderstorm watch area is approximately along and 65 statute miles east and west of a line from 25 miles north northeast of Allentown PA to 50 miles southeast of Washington DC. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). 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. && OTHER WATCH INFORMATION...CONTINUE...WW 510... AVIATION...A few severe thunderstorms with hail surface and aloft to 0 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 200. Mean storm motion vector 26045. ...Thompson