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Mesoscale Discussion 876 |
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MESOSCALE DISCUSSION 0876
NWS STORM PREDICTION CENTER NORMAN OK
1129 PM CDT WED MAY 23 2007
AREAS AFFECTED...CENTRAL KS
CONCERNING...SEVERE THUNDERSTORM WATCH 294...
VALID 240429Z - 240600Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 294
CONTINUES.
THREAT FOR SEVERE TSTMS PRODUCING DAMAGING WIND GUSTS AND HAIL
EXPECTED TO PERSIST ACROSS CENTRAL KS FOR THE NEXT SEVERAL HOURS.
IN ADDITION...TRAINING TSTMS ACROSS THE NRN/CENTRAL PARTS OF WW 294
WITH PRECIPITABLE WATER VALUES IN EXCESS OF 1 INCH WILL CONTINUE TO
PROVE FAVORABLE FOR HEAVY RAINFALL RATES FOR AT LEAST THE NEXT TWO
HOURS...30 MILES EITHER SIDE OF A LINE FROM BARTON TO WABAUNSEE
COUNTIES.
LATE EVENING MESOSCALE ANALYSIS SHOWED AN AREA OF LOW PRESSURE
LOCATED OVER SWRN KS /NE OF LBL/...WITH A BOUNDARY EXTENDING ENEWD
THROUGH CENTRAL TO NERN KS. REGIONAL RADARS INDICATED AN EXTENSIVE
AREA OF TSTMS TRACKING NEWD ALONG THIS SURFACE BOUNDARY...WITH
SEVERAL TSTMS HAVING EVOLVED INTO BOWING STRUCTURES. EFFECTIVE BULK
SHEAR VECTORS ARE EXPECTED TO REMAIN NEARLY PARALLEL TO THE BOUNDARY
RESULTING IN A CONTINUED POTENTIAL FOR STORMS TO DEVELOP BOWS AND
ENHANCE THE THREAT FOR DAMAGING WIND GUSTS.
..PETERS.. 05/24/2007
ATTN...WFO...OAX...TOP...ICT...OUN...GID...DDC...
39999628 38999598 37589597 36979799 37219843 38259896
39019936 39799741
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