Tornado Watch The NWS Storm Prediction Center has issued a * Tornado Watch for portions of western Maryland central and eastern Ohio southwest Pennsylvania northern West Virginia * effective this Wednesday night from 630 PM until midnight EDT. * Primary threats include several tornadoes with a few intense tornadoes possible several significant damaging wind gusts to 80 mph possible several very large hail events to 2 inches in diameter possible The Tornado Watch area is approximately along and 60 statute miles north and south of a line from 40 miles west southwest of Mansfield Ohio to 25 miles east of Morgantown West Virginia. For a complete depiction of the watch see the associated watch outline update (wous64 kwns wou1). 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 298, ww 299, ww 300, Discussion, thunderstorms are intensifying over central OH along a weak warm front. These storms may become discrete supercells capable of large hail..damaging winds, and isolated tornadoes through the evening. 21z iln sounding verified very strong instability and shear parameters are in place, and will only strengthen as the low level jet intensifies this evening. Aviation, tornadoes and a few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 70 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 28035.
Posted on: Wed, 12 Jun 2013 22:41:11 +0000
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