Thursday, April 26, 2007

MESO: Mesoscale Discussion 0596

ACUS11 KWNS 261912
SWOMCD
SPC MCD 261912
GAZ000-FLZ000-ALZ000-262015-

MESOSCALE DISCUSSION 0596
NWS STORM PREDICTION CENTER NORMAN OK
0212 PM CDT THU APR 26 2007

AREAS AFFECTED...SERN AL/WRN FL PANHANDLE/SWRN

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 261912Z - 262015Z

..THERE IS SOME POTENTIAL THIS AFTN FOR ISOLD SVR TSTMS THIS AFTN.
THE MAIN THREATS ARE STRONG/SVR WIND GUSTS OR BRIEF TORNADOES...

DEEPLY SHEARED ENVIRONMENT CONTINUES TO BE FAVORABLE FOR
STRONG/ROTATING UPDRAFTS AS NOTED ON AREA RADARS. OF PARTICULAR
INTEREST WAS A STORM JUST NORTHEAST OF TOI EXITING NRN BULLOCK CO
ALABAMA. THIS CELL HAD EXHIBITED A PERSISTENT LOW LEVEL
ROTATION...AND EARLIER HAD A REPORT OF FUNNEL CLOUD. ANOTHER
POTENTIAL CELL IS JUST WEST OF TOI...AT THE NRN BREAK IN THE
CONVECTIVE LINE SEGMENT. AREA VAD WIND DATA FROM MONTGOMERY AL AND
ATLANTA IS SUPPORTIVE OF ROTATING CELLS...AND THE MAIN ISSUE THUS
FAR HAS BEEN THE INSTABILITY. SFC DEWPOINTS DROP OFF INTO 40S/50S IN
CNTRL/SRN GA...AND APPEARS THE GREATEST THREAT WILL REMAIN ACROSS
SERN AL AND THE WRN FL PANHANDLE...WHERE DEWPOINTS ARE IN THE
MID/UPPER 60S.

WATCH MAY BE POSSIBLE FOR AREAS WHICH HAVE HEATED UP AHEAD OF THIS
CONVECTIVE LINE NOW EXTENDING INTO THE WRN FL PANHANDLE.

.TAYLOR.. 04/26/2007

..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...FFC...TAE...BMX...MOB...

30778459 29788539 30408728 32868605 33718520 33658451
32988391 32058383

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