DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0800 PM CDT TUE JUN 04 2013 VALID 050100Z - 051200Z ...THERE IS A SLGT RISK OF SVR TSTMS FROM ERN CO...MUCH OF KS THROUGH NWRN TX AND TX PANHANDLE AND WRN OK... ...ERN CO...SWRN KS...TX PANHANDLE AND NWRN TX INTO WRN/CNTRL OK... TWO AREAS OF THUNDERSTORM DEVELOPMENT ARE UNDERWAY THIS EVENING. ONE ALONG DRYLINE FROM THE TX PANHANDLE INTO NWRN TX AND THE OTHER WITHIN UPSLOPE REGIME ACROSS ERN CO. WARM SECTOR IS MODERATELY TO STRONGLY UNSTABLE /1500-3000 J/KG MLCAPE/ WITH AXIS OF STRONGER CAPE EXTENDING FROM SWRN KS THROUGH WRN/CNTRL OK. STORMS OVER ERN CO REMAIN DISCRETE SUPERCELLS WITH A THREAT OF MAINLY VERY LARGE HAIL AS OF EARLY EVENING. HOWEVER...LARGE LOW-LEVEL TEMPERATURE-DEWPOINT SPREADS AND A STRENGTHENING LLJ WILL SUPPORT ACTIVITY EVENTUALLY GROWING UPSCALE INTO AN MCS THAT WILL CONTINUE THROUGH SRN KS AND NWRN-CNTRL OK LATER THIS EVENING AND TONIGHT WITH AN INCREASING THREAT FOR DAMAGING WIND. CLUSTER OF STORMS OVER NWRN TX IS PROBABLY MORE DIURNAL IN NATURE AND WILL POSE A THREAT FOR LARGE HAIL AND DOWNBURST WINDS THROUGH MID EVENING...BEFORE POSSIBLY DISSIPATING BY LATE EVENING. FOR ADDITIONAL INFORMATION REFERENCE SWOMCD 958 AND 959. ..DIAL.. 06/05/2013
via SPC Forecast Products http://www.spc.noaa.gov/products/outlook/day1otlk_0100.html





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