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SEL0 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 500 NWS Storm Prediction Center Norman OK 405 PM CDT Tue Sep 14 2021 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwest and south central Kansas * Effective this Tuesday afternoon and evening from 405 PM until 1100 PM CDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2 inches in diameter possible Isolated damaging wind gusts to 70 mph possible SUMMARY...Scattered thunderstorms are expected to develop late this afternoon along a stalled front across southern Kansas. The storm environment will support a threat for supercells capable of producing large hail of 1.5 to 2 inch diameter, and isolated severe outflow gusts of 60-70 mph through early tonight. The severe thunderstorm watch area is approximately along and 35 statute miles north and south of a line from 70 miles west southwest of Garden City KS to 20 miles east southeast of Wichita KS. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU0). 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 498...WW 499... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27020. ...Thompson