SWOMCD
SPC MCD 132330
MOZ000-KSZ000-OKZ000-140100-
MESOSCALE DISCUSSION 0818
NWS STORM PREDICTION CENTER NORMAN OK
0630 PM CDT WED MAY 13 2009
AREAS AFFECTED...W-CNTRL MO/SERN KS/NRN OK
CONCERNING...SEVERE THUNDERSTORM WATCH 295...296...
VALID 132330Z - 140100Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH
295...296...CONTINUES.
RECENT RADAR IMAGERY INDICATES BROKEN LINES OF TSTMS WITH EMBEDDED
SUPERCELL STRUCTURES IN WW/S 295/296...EXTENDING ALONG A COLD FRONT
FROM SERN PORTIONS OF THE KANSAS CITY METRO AREA TO N-CNTRL OK.
LARGE HAIL AND PERHAPS A BRIEF TORNADO WILL BE THE PRIMARY THREATS
OVER THE NEXT COUPLE OF HOURS. UPSCALE GROWTH SHOULD CONTINUE GIVEN
MID/UPPER-LEVEL FLOW ROUGHLY PARALLEL TO FRONTAL BOUNDARY /PER AREA
PROFILERS/. WITH WARM SECTOR AIR MASS CHARACTERIZED BY MLCAPES OF
2500 TO 4000 J/KG...ROBUST COLD POOL DEVELOPMENT APPEARS PROBABLE
AND SHOULD RESULT IN ELONGATED QLCS FORMING BY AROUND 01Z. DAMAGING
WIND POTENTIAL WILL CORRESPONDINGLY INCREASE AND SHOULD BECOME THE
DOMINANT THREAT INTO MID-EVENING.
..GRAMS.. 05/13/2009
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...LSX...SGF...EAX...TSA...TOP...ICT...OUN...
LAT...LON 39509328 39399229 38719241 37419440 36199631 35279764
35119870 35569932 37009730 38149561 39209424 39509328
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