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Mesoscale Discussion 1493 |
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MESOSCALE DISCUSSION 1493
NWS STORM PREDICTION CENTER NORMAN OK
1215 PM CDT MON JUL 16 2007
AREAS AFFECTED...AL...GA...FL
CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY
VALID 161715Z - 161945Z
EXPECT STRONG TO ISOLATED SEVERE TSTMS TO INCREASE FROM THE FL
PANHANDLE TO PARTS OF SRN AL/GA AND NRN FL OVER THE NEXT FEW HOURS.
WHILE SOME OF THESE STORMS COULD RESULT IN STRONG/DAMAGING WINDS AND
PERHAPS SOME HAIL...OVERALL SEVERE WEATHER POTENTIAL IS LIKELY TO
PRECLUDE A WATCH ISSUANCE.
DESPITE MODEST TO STRONG DESTABILIZATION...GENERALLY WEAK MID LEVEL
FLOW AND FORCING WILL CONTRIBUTE TO LIMITED TSTM ORGANIZATION ALONG
THE NCNTRL/NERN GULF COAST THIS AFTERNOON. HOWEVER...LATEST ANALYSIS
DEPICTS STRONG HEATING WAS ONGOING AHEAD OF LA/NRN GULF MCS
ASSOCIATED WITH SLOW MOVING UPPER LOW OVER LA. DIFFERENTIAL
HEATING/LIFT ALONG THE LEADING EDGE OF THE CONVECTIVE COLD
POOL...NOW MOVING TOWARD THE WRN FL PANHANDLE...IN ADDITION TO BAND
OF SLIGHTLY STRONGER /20-25KT/ SWLY MID LEVEL FLOW...SHOULD ENHANCE
TSTM POTENTIAL FROM THE WRN PANHANDLE NWD ACROSS SRN AL.
MEANWHILE...GULF BREEZE...STRONG SURFACE HEATING...AND NRN FL SEA
BREEZE COLLISIONS SHOULD ALL PLAY A ROLE IN ROBUST CONVECTIVE
DEVELOPMENT FROM THE TLH AREA EWD GNV. PRIMARILY MULTICELLULAR/PULSE
STORMS IN THIS ENVIRONMENT COULD PRODUCE ISOLATED DAMAGING WIND
GUSTS AND HAIL. HOWEVER...RANDOM AND GENERALLY SHORT-LIVED NATURE OF
THESE THREATS SUGGESTS THAT A WATCH IS NOT LIKELY AT THIS TIME.
..CARBIN.. 07/16/2007
ATTN...WFO...TBW...JAX...TAE...MOB...
30458199 29768165 29128219 29228310 30028406 29798515
30398609 30278688 30158782 31048832 31368809 31548641
31108498 30598250
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