Saturday, April 7, 2012

MESO: Mesoscale Discussion 0474

ACUS11 KWNS 072342
SWOMCD
SPC MCD 072341
TXZ000-080045-

MESOSCALE DISCUSSION 0474
NWS STORM PREDICTION CENTER NORMAN OK
0641 PM CDT SAT APR 07 2012

AREAS AFFECTED...WRN/N CNTRL TX INTO S CNTRL OK

CONCERNING...SEVERE THUNDERSTORM WATCH 150...

VALID 072341Z - 080045Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 150
CONTINUES.

A SEVERE WEATHER THREAT WILL CONTINUE ACROSS WW 150 WITH THE PRIMARY
THREATS OF LARGE HAIL AND DMGG WINDS.

SFC ANALYSIS CURRENTLY DEPICTS A COLD FRONT ALONG A FST TO ABI TO
ADM LINE WITH THUNDERSTORMS ONGOING S OF BGS AND NEAR ABI. SURFACE
TEMPERATURES SOUTH OF THE FRONT ARE IN THE 80S WITH DEWPOINT VALUES
IN THE 60S. WARMEST TEMPERATURES...HIGHEST DEWPOINTS...AND BEST
CONVERGENCE ARE ALONG THE SRN PORTIONS OF THE FRONT /ABI SWWD
TOWARDS FST/. AS A RESULT...THE BEST CHANCE OF CONTINUING/INCREASING
THUNDERSTORM ACTIVITY IS IN THIS AREA. FARTHER N...WEAKENING WINDS
AND SLIGHTLY LOWER DEWPOINTS BRING UNCERTAINTY REGARDING CONVECTIVE
INITIATION. ADDITIONALLY...DESPITE SURFACE OBJECTIVE ANALYSIS
DEPICTING AN UNCAPPED ML PARCEL...WARM TEMPERATURES ALOFT ASSOCIATED
WITH SWLY FLOW ARE LIKELY INHIBITING THUNDERSTORM DEVELOPMENT.

..MOSIER.. 04/07/2012

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

ATTN...WFO...FWD...OUN...EWX...SJT...LUB...MAF...

LAT...LON 29310326 31040326 33999808 32279806 29310326

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