DAY 3 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0157 AM CST THU FEB 18 2016 VALID 201200Z - 211200Z ...NO SVR TSTM AREAS FORECAST... ...SUMMARY... ISOLATED THUNDERSTORMS WILL BE POSSIBLE SATURDAY NIGHT FROM NORTHEAST OKLAHOMA INTO NORTHWEST ARKANSAS AND SOUTHWEST MISSOURI. ...SYNOPSIS... LOW-AMPLITUDE QUASI-ZONAL FLOW WILL EXIST EARLY SATURDAY ACROSS THE CONUS. A WEAK SHORTWAVE IMPULSE OVER THE NORTHERN INTERMOUNTAIN REGION WILL MIGRATE EAST AND DEEPEN OVER THE PLAINS DURING THE EVENING...RESULTING IN A BAND OF STRONGER MIDLEVEL NORTHWESTERLY FLOW FROM THE CENTRAL ROCKIES/PLAINS TO THE MID-MS/OH VALLEY REGION. AT THE SURFACE...MODEST MOISTURE RETURN ACROSS PARTS OF THE SOUTHERN PLAINS AND LOWER MS VALLEY WILL RESULT IN DEWPOINTS REACHING INTO THE MID 50S...POSSIBLY TO NEAR 60 AS FAR NORTH AS SOUTHERN MO. A WEAK COLD FRONT/DRYLINE WILL SHIFT EAST/SOUTHEAST ACROSS OK/MO OVERNIGHT...AND A FEW THUNDERSTORMS MAY DEVELOP AHEAD OF THIS FEATURE. SEVERE THUNDERSTORMS ARE NOT EXPECTED. ..LEITMAN.. 02/18/2016Read more
from SPC Forecast Products http://ift.tt/tmgE4J
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