SWODY3
SPC AC 030727
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0127 AM CST WED FEB 03 2010
VALID 051200Z - 061200Z
...SYNOPSIS...
SPLIT FLOW REGIME WILL CONTINUE INTO THE END OF THE WEEK AND FEATURE
A PROMINENT POLAR VORTEX ROTATING ACROSS SERN CANADA AND ACTIVE JET
BRANCHES ACROSS THE LWR-48. THE UPR LOW EXPECTED TO BE SITUATED IN
THE CNTRL PLAINS EARLY FRIDAY WILL GRADUALLY SPIN EWD INTO THE OH
VLY BY FRIDAY NIGHT. SRN-END OF THE UPR TROUGH WILL MOVE EWD MORE
RAPIDLY...REACHING THE SERN ATLANTIC COAST BY 12Z SATURDAY.
MEANWHILE...TO THE W...A NEW UPR SYSTEM WILL EDGE CLOSER TO CA
FRIDAY NIGHT.
THE WEAK SFC LOW OVER THE CNTRL GULF COAST STATES AT 12Z FRIDAY WILL
DEVELOP ENE ACROSS NRN FL BY EARLY AFTN...THEN INTENSIFY OFF THE
CAROLINA COAST FRIDAY NIGHT. TRAILING CDFNT WILL SWEEP SEWD ACROSS
THE SERN STATES THROUGH THE NIGHT.
...SERN STATES...
NRN-END PORTION OF A LINEAR MCS WILL LIKELY BE ONGOING AT 12Z FRIDAY
ACROSS PORTIONS OF THE CNTRL GULF COASTAL STATES. ACTIVITY WILL
MOST LIKELY BE ELEVATED...ROOTED ATOP A SHALLOW FRONTAL INVERSION
THAT WILL SLOPE HIGHER OVER INLAND AREAS. PRE-FRONTAL GULF MOISTURE
SURGE THAT WILL SUPPORT STRONGER STORMS OVER THE CNTRL/ERN GULF
DURING THE FIRST HALF OF FRIDAY WILL LIKELY SHRINK WITH TEMPORAL/EWD
EXTENT. TRAJECTORIES ACROSS PENINSULAR FL WILL LIKELY BE
COMPARATIVELY DRIER WITH STRONGEST LOW-LEVEL THETA-E SURGE EAST OF
FL AND TO COASTAL NC/SC FRIDAY NIGHT. GIVEN THIS SCENARIO AND THE
FACT THAT STRONGEST MASS CONVERGENCE WILL PASS N INTO THE
CAROLINAS...SUPPORT FOR SVR TSTMS APPEARS MINIMAL OVER THE SERN
STATES. BAND OF CONVECTION WILL GRADUALLY WEAKEN AS IT MOVES SEWD
THROUGH FL...WITH STRONGER STORMS EVENTUALLY DEVELOPING ALONG THE
GULF STREAM FRIDAY NIGHT.
..RACY.. 02/03/2010
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