Forecast Discussion SPC AC 190059 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0759 PM CDT MON AUG 18 2014 VALID 190100Z - 191200Z ...THERE IS A SLGT RISK OF SVR TSTMS ACROSS PARTS OF SERN MN/SRN AND WRN WI/MUCH OF IA... ...SUMMARY... A FEW STRONG TO SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND LARGE HAIL WILL CONTINUE THIS EVENING FROM PARTS OF UPPER MISSISSIPPI VALLEY INTO PARTS OF THE CENTRAL AND SOUTHERN GREAT PLAINS. ISOLATED/MARGINALLY SEVERE WIND GUSTS MAY ALSO OCCUR WITH A FEW LINGERING STORMS ACROSS PARTS OF THE SOUTHEAST U.S. ...SRN MN/WI/IA VICINITY SWWD INTO THE CENTRAL/SRN PLAINS... STORMS CONTINUE TO EVOLVE EARLY THIS EVENING ACROSS THE UPPER MS VALLEY AREA...AHEAD OF A WEAK SURFACE BOUNDARY -- AND ASSOCIATED UPPER SYSTEM NOW CENTERED OVER CENTRAL MN. WHILE ISOLATED SEVERE RISK WILL PERSIST FOR ANOTHER HOUR OR TWO ACROSS A LARGER PORTION OF THE UPPER MS VALLEY/WRN UPPER GREAT LAKES AHEAD OF THE UPPER SYSTEM...THE PRIMARY RISK AREA -- WHICH MAY PERSIST THROUGH MUCH OF THE EVENING -- WILL REMAIN ACROSS SERN MN/WRN WI AND INTO IA...WHERE GREATER INSTABILITY AND MORE SUBSTANTIAL SHEAR IS SITUATED. ...GA AND THE CAROLINAS VICINITY... SCATTERED STRONG/ISOLATED SEVERE STORMS CONTINUE ACROSS PORTIONS OF THE SOUTHEAST U.S. -- MAINLY ACROSS NRN GA AND INTO SERN AND ERN SC/ERN NC. WHILE ISOLATED SEVERE POTENTIAL -- MAINLY IN THE FORM OF MARGINALLY SEVERE WIND GUSTS -- WILL CONTINUE OVER THE NEXT 1-3 HOURS WITH THE STRONGEST STORMS...OVERALL THREAT SHOULD CONTINUE TO GRADUALLY DIMINISH/MOVE OFFSHORE. ..GOSS.. 08/19/2014 CLICK TO GET WUUS01 PTSDY1 PRODUCT NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z CURRENT UTC TIME: 1109Z (12:09PM), RELOAD THIS PAGE TO UPDATE THE TIME
Posted on: Tue, 19 Aug 2014 11:10:07 +0000
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