SPC AC 190624
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1224 AM CST MON FEB 19 2007
VALID 201200Z - 211200Z
...NO SVR TSTM AREAS FORECAST...
...LOWER MS AND TN VALLEYS...
A SUBTLE UPPER-LEVEL TROUGH IN THE NRN PLAINS AND CNTRL ROCKIES
TODAY WILL MOVE EWD INTO THE CNTRL PLAINS AND UPPER-MIDWEST LATE
TONIGHT AND INTO THE MS VALLEY TUESDAY. AT THE SFC TONIGHT...A COLD
FRONT WILL MOVE SEWD INTO THE SRN PLAINS...OZARK REGION AND OH
VALLEY. IN RESPONSE TO THE APPROACHING UPPER-LEVEL
TROUGH...LOW-LEVEL MOISTURE WILL RETURN NWD ACROSS EAST TX TONIGHT
AND NEWD INTO THE LOWER MS VALLEY TUESDAY. AS SFC TEMPS WARM TUESDAY
AFTERNOON...SCATTERED THUNDERSTORMS SHOULD DEVELOP ALONG THE COLD
FRONT. EVEN WITH WEAK INSTABILITY...A FEW MARGINALLY SEVERE
THUNDERSTORMS MAY DEVELOP MAINLY DUE TO THE STRONG VERTICAL SHEAR
SHOWN ON FORECAST SOUNDINGS ACROSS THE REGION TUESDAY AFTERNOON AND
EVENING.
..BROYLES.. 02/19/2007
CLICK TO GET WUUS02 PTSDY2 PRODUCT
NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 1730Z
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