WWUS20 KWNS 282018 SEL9 SPC WW 282018 DCZ000-DEZ000-MDZ000-NJZ000-PAZ000-VAZ000-CWZ000-290200- URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 529 NWS Storm Prediction Center Norman OK 420 PM EDT Tue Jul 28 2026 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of District Of Columbia Delaware Eastern Maryland Southern New Jersey Southeast Pennsylvania Northeast Virginia Coastal Waters * Effective this Tuesday afternoon and evening from 420 PM until 1000 PM EDT. * Primary threats include... A few tornadoes possible Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Thunderstorms tracking eastward across southeast Pennsylvania and northern Virginia will move through the watch area this afternoon. Damaging winds remain the primary threat. However, supercell storms may result in a few tornadoes. The tornado watch area is approximately along and 65 statute miles east and west of a line from 10 miles south of Patuxent River MD to 25 miles north northeast of Philadelphia PA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and 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. && OTHER WATCH INFORMATION...CONTINUE...WW 525...WW 526...WW 527...WW 528... AVIATION...Tornadoes and 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 27030. ...Hart