SPC AC 190458
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1158 PM CDT MON MAR 18 2013
VALID 201200Z - 211200Z
...NO SVR TSTM AREAS FORECAST...
THE PROSPECTS FOR SEVERE THUNDERSTORM ACTIVITY WILL BE MINIMAL
WEDNESDAY OVER THE CONUS. AN EXPANSIVE UPPER TROUGH/CYCLONIC FLOW
WILL BE PERVASIVE ACROSS THE ERN U.S. AND A WEAKENED FRONTAL ZONE IS
FORECAST OVER THE CNTRL-SRN PORTIONS OF THE FL PENINSULA. THE
ABSENCE OF SUBSTANTIAL LARGE SCALE FORCING FOR ASCENT WILL LIKELY
LIMIT SHOWER/TSTM COVERAGE /ISOLD-WIDELY SCTD/. FARTHER WEST...A
VIGOROUS SHORTWAVE TROUGH WILL MOVE THROUGH THE PACIFIC NW INTO THE
NRN GREAT BASIN BY LATE EVENING ALONG WITH AN ACCOMPANYING COLD
FRONT. DURING THE AFTERNOON/EVENING HOURS...A FEW WEAK
THUNDERSTORMS WILL LIKELY FORM WITHIN THE EXIT REGION OF A JET
STREAK MOVING INTO THE NRN GREAT BASIN. TOWARDS THE END OF THE DAY
2 PERIOD...SPORADIC WARM ADVECTION SHOWERS AND A TSTM OR TWO MAY
DEVELOP OVER PARTS OF THE SRN PLAINS AS A SURFACE LOW BECOMES BETTER
DEFINED OVER SERN CO.
..SMITH.. 03/19/2013
CLICK TO GET WUUS02 PTSDY2 PRODUCT
NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 1730Z
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