Wednesday, November 21, 2007

MESO: Mesoscale Discussion 2156

ACUS11 KWNS 220043
SWOMCD
SPC MCD 220043
ARZ000-MSZ000-220145-

MESOSCALE DISCUSSION 2156
NWS STORM PREDICTION CENTER NORMAN OK
0643 PM CST WED NOV 21 2007

AREAS AFFECTED...SERN AR

CONCERNING...TORNADO WATCH 734...

VALID 220043Z - 220145Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 734 CONTINUES.

EARLY EVENING SURFACE ANALYSIS SHOWED AN AREA OF LOW PRESSURE OVER
SWRN IND WITH A COLD FRONT TRAILING SWWD ALONG THE LOWER OH/MID MS
RIVER VALLEYS INTO SERN AR/NRN LA TO SERN TX. TSTMS WILL CONTINUE
TO DEVELOP ALONG THE ENTIRE LENGTH OF THIS FRONT...WITH SEVERE
THREAT DIMINISHING WITH FRONTAL PASSAGE. TRENDS SUGGEST THE
ACTIVITY OVER SERN PART OF WW 734 IN SERN AR WILL MOVE INTO WRN
PARTS OF WW 736 BY OR JUST PRIOR TO 02Z.

.PETERS.. 11/22/2007

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

ATTN...WFO...MEG...JAN...LZK...

33299231 33999155 34609097 34849068 34939036 33489128
33279205

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