SWODY1
SPC AC 281942
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0142 PM CST THU FEB 28 2008
VALID 282000Z - 291200Z
..NO TSTM AREAS FORECAST...
..SYNOPSIS AND FORECAST...
SHORT WAVE TROUGH OVER THE CNTRL PLAINS IS FORECAST TO WEAKEN WHILE
TRANSLATING SEWD THROUGH THE MID SOUTH AND THE TN VALLEY.
MEANWHILE...UPSTREAM SYSTEM OVER SRN SASKATCHEWAN/MANITOBA WILL
AMPLIFY WHILE DIGGING SEWD INTO THE UPPER MS VALLEY. ATTENDANT
LOW-LEVEL BAROCLINIC ZONE WILL PUSH EWD THROUGH THE ERN DAKOTAS AND
THE UPPER MS VALLEY...WITH SRN EXTENSION OF FRONT PUSHING MORE SWD
INTO THE SRN PLAINS.
A MODIFIED CP AIR MASS IS SLOWLY RETURNING NWD THROUGH THE WRN GULF
OF MEXICO BASIN ONTO THE TX COAST...AND THIS TREND WILL CONTINUE
OVERNIGHT. DESPITE THIS MOISTURE INCREASE...LATEST SHORT TERM MODEL
GUIDANCE SUGGESTS THAT AIR MASS WILL REMAIN TOO STABLE TO SUPPORT
ANY TSTM DEVELOPMENT ALONG AND AHEAD OF COLD FRONT.
.MEAD.. 02/28/2008
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