WW 280 SEVERE TSTM IL IN KY MO TN 272215Z – 280500Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 280 NWS Storm Prediction Center Norman OK 515 PM CDT Sat May 27 2017 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southern Illinois Southwest Indiana Western and south-central Kentucky Far southeast Missouri Western and middle Tennessee * Effective this Saturday afternoon from 515 PM until Midnight CDT. ...THIS IS A PARTICULARLY DANGEROUS SITUATION... * Primary threats include... Widespread damaging winds expected with scattered significant gusts to 80 mph likely Scattered large hail and isolated very large hail events to 2 inches in diameter possible A few tornadoes possible SUMMARY...A very fast-moving line of convection will continue to pose a risk for widespread wind damage as it races east-southeastward through the evening hours. A few tornadoes and hail will also be possible with the fast-moving squall line and/or other line-preceding storms. The severe thunderstorm watch area is approximately along and 70 statute miles north and south of a line from 30 miles west northwest of Cape Girardeau MO to 55 miles east southeast of Bowling Green KY. 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 275...WW 276...WW 277...WW 278...WW 279... AVIATION...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 600. Mean storm motion vector 29045. ...Guyer
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Source: SPC