SWOMCD
SPC MCD 252134
LAZ000-MSZ000-252300-
MESOSCALE DISCUSSION 2165
NWS STORM PREDICTION CENTER NORMAN OK
0334 PM CST SUN NOV 25 2007
AREAS AFFECTED...SERN LA
CONCERNING...TORNADO WATCH 737...
VALID 252134Z - 252300Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 737 CONTINUES.
THREAT FOR ISOLATED STRONG TO DAMAGING WIND AND A TORNADO OR TWO
WILL CONTINUE THROUGH 23Z OVER SERN LA. STORMS HAVE DEVELOPED NEWD
INTO SWRN MS ALONG THE LA/MS BORDER...AND THESE MAY POSE AT LEAST A
MARGINAL THREAT OF SEVERE WEATHER.
THE WARM FRONT HAS LIFTED NWD TO NEAR LAKE PONTCHARTRAIN...WWD TO
JUST SOUTH OF BATON ROUGE...TO NEAR A WEAK SURFACE LOW JUST EAST OF
LAKE CHARLES. SCATTERED STORMS CONTINUE DEVELOPING IN THE WARM
SECTOR...BUT SO FAR THE OVERALL CHARACTER OF THE STORMS HAS NOT BEEN
PARTICULARLY ROBUST DUE TO MARGINAL THERMODYNAMIC PROFILES.
NEVERTHELESS...HODOGRAPHS ARE EXPECTED TO REMAIN SUPPORTIVE OF
ORGANIZED STORMS STRUCTURES INCLUDING BOW ECHOES AND SUPERCELLS WITH
LOW LEVEL MESOCYCLONES AS THE LOW LEVEL JET SHIFTS EWD THROUGH LA
NEXT FEW HOURS. OTHER STORMS HAVE INCREASED ALONG THE SWRN MS/SERN
LA BORDER. THESE STORMS APPEAR SLIGHTLY ELEVATED NORTH OF WARM
FRONT...BUT MAY BE BASED CLOSE ENOUGH TO THE SURFACE TO POSE A LEAST
A MARGINAL THREAT OF ISOLATED STRONG WIND GUSTS AND PERHAPS A BRIEF
TORNADO.
.DIAL.. 11/25/2007
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...MOB...JAN...LIX...LCH...
31068979 30678932 29788948 29358977 29299045 29519112
29739181 29809236 30319242 30749214 31149095
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