MESOSCALE DISCUSSION 1274
NWS STORM PREDICTION CENTER NORMAN OK
0450 PM CDT MON JUN 09 2003
AREAS AFFECTED...OK/TX PANHANDLE INTO WRN OK AND NWRN TX
CONCERNING...SEVERE THUNDERSTORM POTENTIAL
VALID 092150Z - 092345Z
STORMS ARE FORMING ALONG THE DRYLINE. A WW WILL LIKELY BE REQUIRED.
HIGH BASED STORMS NOW EXTENDING FROM GUY SWWD TO W OF LBB WILL
CONTINUE TO STRENGTHEN AS THEY MOVE EWD INTO VERY STRONG INSTABILITY
AXIS. MARGINAL MID LEVEL FLOW OF 20-30 KTS WILL PROVE SUFFICIENT
FOR SUPERCELLS AS LOW LEVEL SHEAR STRENGTHENS WITH INCREASING SLY
LLJ. LARGE HAIL WILL BE THE MAIN SEVERE THREAT. ISOLATED TORNADOES
WILL BE POSSIBLE AS WELL...ESPECIALLY AS STORMS APPROACH RICHER
BOUNDARY LAYER MOIST AXIS OVER NWRN OK.
..JEWELL.. 06/09/2003
ATTN...WFO...ICT...OUN...DDC...LUB...AMA...
33450281 34430276 35390236 36220182 36840129 37169772
35089827 33729927
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