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Mesoscale Discussion 1843 |
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MESOSCALE DISCUSSION 1843
NWS STORM PREDICTION CENTER NORMAN OK
0235 PM CDT WED AUG 03 2011
AREAS AFFECTED...ERN TX PANHANDLE...CNTRL/NRN OK...SRN KS...WRN/NRN
AR...SWRN MO
CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY
VALID 031935Z - 032100Z
CORRECTED FOR WRN AR INSTEAD OF ERN AR
ISOLATED DAMAGING WIND GUSTS WILL BE POSSIBLE DURING THE AFTERNOON
ACROSS PORTIONS OF THE ERN TX PANHANDLE...CNTRL/NRN OK...SRN
KS...WRN/NRN AR AND SWRN MO. ORGANIZED SVR STORM DEVELOPMENT IS NOT
ANTICIPATED...WW IS UNLIKELY.
SURFACE ANALYSIS AT 19Z SHOWED A WEAK AREA OF LOW PRESSURE CENTERED
OVER CNTRL/NERN OK...WITH COLD FRONT BISECTING THE LOW...EXTENDING
SWWD INTO SWRN OK/NWRN TX...AND EWD ALONG THE AR/MO BORDER. VERY HOT
SURFACE TEMPERATURES EXIST ALONG AND S OF THE FRONT...RANGING FROM
100-113 ACROSS MUCH OF OK AND AR. MEANWHILE...VERY MOIST POST
FRONTAL CONDITIONS EXIST ALONG AND N OF THE BOUNDARY...WITH
DEWPOINTS IN THE 60S AND 70S. LATEST VISIBLE SATELLITE IMAGERY
INDICATES DEEPENING CU FIELD IS DEVELOPING WITHIN THE HOT/WELL MIXED
BOUNDARY LAYER AIRMASS LOCATED FROM CNTRL OK E INTO CNTRL AR. AS THE
CUMULUS CONTINUES TO ADVANCE TOWARD DEEPER BOUNDARY LAYER
MOISTURE...THUNDERSTORM INITIATION WILL LIKELY TAKE PLACE. GIVEN THE
HOT SURFACE AIRMASS AND LARGE BOUNDARY LAYER TEMPERATURE/DEWPOINT
SPREADS...ISOLATED DAMAGING WINDS WILL BE POSSIBLE.
..GARNER.. 08/03/2011
ATTN...WFO...LZK...SGF...TSA...ICT...OUN...DDC...AMA...
LAT...LON 34659952 35220134 36720061 37519890 37329460 36479203
35489166 34419323 34579439 35139585 35009762 34659952
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