SWOMCD
SPC MCD 040225
TXZ000-040330-
MESOSCALE DISCUSSION 2021
NWS STORM PREDICTION CENTER NORMAN OK
0925 PM CDT SUN AUG 03 2008
AREAS AFFECTED...NERN TX
CONCERNING...SEVERE THUNDERSTORM WATCH 802...
VALID 040225Z - 040330Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 802
CONTINUES.
ISOLATED DAMAGING WIND THREAT MAY CONTINUE WITH WWD PROPAGATING TSTM
CLUSTERS FOR ANOTHER HOUR OR SO PRIOR TO STRENGTHENING OF BOUNDARY
LAYER DECOUPLING AND WANING OF OVERALL CONVECTIVE INTENSITY.
AS OF 0215Z...TWO PRIMARY CLUSTERS OF CONVECTIVE ACTIVITY IN NERN TX
WERE CONCENTRATED JUST E OF ACT AND NEAR GGG. WWD PROPAGATION HAS
BEEN SUPPORTED BY 25-30 KT E/NELY MID-LEVEL FLOW PER UPSTREAM
VAD/PROFILER DATA...WITH CONVECTIVE OUTFLOW INTERSECTIONS LENDING TO
RENEWED UPDRAFTS. OVERALL WEAKENING TREND OF CONVECTIVE INTENSITY
HAS RECENTLY COMMENCED WITH THE ACTIVITY NEAR GGG...PERHAPS A RESULT
OF BOUNDARY LAYER DECOUPLING AND INCREASING SURFACE-BASED CIN. WITH
THIS TREND APT TO CONTINUE AND A DRIER BOUNDARY LAYER EXISTING
FARTHER WEST TOWARDS THE I-35 CORRIDOR /PER 00Z FWD RAOB/...MUCH OF
WW 802 MAY BE CLEARED PRIOR TO SCHEDULED EXPIRATION TIME OF 05Z.
..GRAMS.. 08/04/2008
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...SHV...HGX...FWD...
33129441 31749442 31349534 31179689 31229752 31629786
32359780 32899698 33119620
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