SWODY3
SPC AC 300641
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1241 AM CST SUN NOV 30 2008
VALID 021200Z - 031200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
AS THE ERN U.S. UPPER TROUGH WEAKENS/SHIFTS OFF THE ATLANTIC COAST
THROUGH THE PERIOD...THE SECOND TROUGH -- DIGGING SEWD ACROSS WRN
CANADA/THE NWRN U.S. AT THE START OF THE PERIOD -- WILL EXPAND WITH
TIME AS IT MOVES INTO THE CENTRAL U.S./ACROSS THE CANADIAN PRAIRIE
THROUGH 03/12Z.
COOL/STABLE AIRMASS WILL GENERALLY PREVAIL ACROSS THE CONUS IN THE
WAKE OF THE EARLIER FRONTAL PASSAGE...BUT CYCLOGENESIS IS FORECAST
TO BEGIN OVER THE CENTRAL HIGH PLAINS ALONG THE TRAILING PORTION OF
THIS FRONT NOW RETREATING NEWD AS A WARM FRONT.
AS THIS LOW MOVES SEWD INTO THE SRN PLAINS LATE...LOW-LEVEL MOISTURE
WILL SPREAD NWD ACROSS THE ERN HALF OF TX AND INTO SERN OK.
HOWEVER...WITH MID-LEVEL SUBSIDENCE MAINTAINING RELATIVELY WARM AIR
ABOVE THE BOUNDARY LAYER...CONVECTIVE DEVELOPMENT IS NOT
ANTICIPATED.
..GOSS.. 11/30/2008
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