Wednesday, September 5, 2007

DAY3SVR: Nws Storm Prediction Center Norman Ok

ACUS03 KWNS 050727
SWODY3
SPC AC 050725

DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0225 AM CDT WED SEP 05 2007

VALID 071200Z - 081200Z

..NO SVR TSTM AREAS FORECAST...

..UPR GRTLKS/UPR MS VLY...
00Z MODELS EXHIBIT POOR PREDICTABILITY AND CONFIDENCE IN ANY ONE
SOLUTION IS LOW. UPR TROUGH MOVING INTO THE NRN/CNTRL PLAINS ON THU
WILL LIKELY CONTINUE WEAKENING AND EJECT ACROSS THE GRTLKS REGION
AND UPR MS VLY ON FRI. 21Z SREF SUGGESTS A LOW PROBABILITY FOR
MODEST DESTABILIZATION JUST AHEAD OF THE APPROACHING COLD FRONT AND
WEST OF A PLUME OF TROPICAL MOISTURE/POOR LAPSE RATE ENVIRONMENT
OVER THE MIDWEST. PRIMARY MASS CONVERGENCE WILL LIKELY TRANSLATE
QUICKLY NEWD ACROSS THE GRTLKS THROUGH FRIDAY...BUT LINGERING TROUGH
ALOFT AND PROSPECTS FOR SOME DESTABILIZATION ARGUE FOR ISOLD SVR
TSTM PROBABILITIES ALONG/AHEAD OF THE FRONT.

.RACY.. 09/05/2007

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