SWOD48
SPC AC 190757
DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0157 AM CST WED NOV 19 2008
VALID 221200Z - 271200Z
...DISCUSSION...
00Z GFS/GEFS/ECMWF GUIDANCE CONSENSUS GENERALLY SUPPORTS A GRADUAL
PATTERN AMPLIFICATION LATE THIS WEEKEND INTO EARLY NEXT WEEK...WITH
DEVELOPMENT OF A BROAD TROUGH OVER THE CENTRAL/EASTERN STATES.
OVERALL...ORGANIZED SEVERE POTENTIAL SEEMS QUITE LOW OWING TO
COOL/STABLE CONDITIONS ACROSS MUCH OF THE LOWER 48 THROUGH THE
PERIOD. AROUND THE DAY 5/SUNDAY AND DAY 6/MONDAY TIMEFRAME...THE
GENERAL PREVALENCE OF HIGH PRESSURE AND CONTINENTAL TRAJECTORIES
WILL CONSIDERABLY LIMIT POTENTIAL FOR APPRECIABLE MOISTURE
RETURN/DESTABILIZATION ACROSS THE WESTERN/CENTRAL GULF COAST STATES
AHEAD OF A COLD FRONT.
..GUYER.. 11/19/2008
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