SWOMCD
SPC MCD 052210
GAZ000-FLZ000-ALZ000-052315-
MESOSCALE DISCUSSION 1447
NWS STORM PREDICTION CENTER NORMAN OK
0510 PM CDT SUN JUL 05 2009
AREAS AFFECTED...SRN/CNTRL AL...CNTRL/SRN GA...NRN FL
CONCERNING...HEAVY RAINFALL
VALID 052210Z - 052315Z
HEAVY RAINFALL WITH RATES NEAR 1-2 INCHES AN HOUR OR GREATER WILL
CONTINUE TO GRADUALLY PROGRESS ESEWD.
TWO OUTFLOW BOUNDARIES HAVE SURGED SEWD WELL AHEAD OF A COLD FRONT
TO THE N. ONE LIES ROUGHLY FROM MERIDIAN MS ARCING TOWARDS ANNISTON
AL...AND ANOTHER IS ARCING JUST SWWD OF DOTHAN AL TO THE EAST OF
MACON GA. VAD WIND PROFILE DATA AROUND THESE AREAS INDICATE THAT
CONVECTION IS NOW REMOVED FROM STRONGER FLOW TO THE N...AND
UNIDIRECTIONAL WIND FIELDS ARE ORIENTED ROUGHLY PARALLEL TO THE
OUTFLOW BOUNDARIES. THIS WILL ALLOW TRAINING OF STORMS AND HEAVY
RAINFALL TO BE SUSTAINED IN THESE AREAS AS THE BOUNDARIES SLOWLY SAG
SEWD TOWARDS GREATER INSTABILITY. THE EXCEPTION MAY BE ACROSS
PORTIONS OF SERN GA/NERN FL...WHERE THE ATMOSPHERE IS MORE STABLE
COMPARED TO THE NORTH AND WEST. HIGH PWAT FROM THIS MORNING HAS
LIKELY INCREASED TO OVER 2 INCHES...AND CURRENT OBSERVATIONS
INDICATE RAINFALL RATES NEAR 2 INCHES AN HOUR OR GREATER HAVE BEEN
RECORDED BENEATH ONGOING CONVECTION.
..HURLBUT.. 07/05/2009
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...FFC...TAE...BMX...MOB...
LAT...LON 32408258 31768310 30738430 30258525 31418732 31838794
32128802 33028743 33268650 32658281 32408258
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