Severe Weather today along TX, OK, KS Dryline
Posted by JAC on 5/11/2011, 11:10 am
 MESOSCALE DISCUSSION 0730 NWS STORM PREDICTION CENTER NORMAN OK 0956 AM CDT WED MAY 11 2011 AREAS AFFECTED...CNTRL TX CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE VALID 111456Z - 111630Z STORMS MAY UNDERGO SOME INTENSIFICATION AS THEY DEVELOP EWD THROUGH CNTRL TX. INITIAL THREAT IS EXPECTED TO BE DAMAGING WIND AND LARGE HAIL...THOUGH A COUPLE OF TORNADOES CANNOT BE RULED OUT. AREA IS BEING MONITORED FOR A POSSIBLE WW. THIS MORNING STORMS CONTINUE DEVELOPING FROM NE OF SANDERSON TO NEAR ABILENE. THE ATMOSPHERE DOWNSTREAM IS MODERATELY UNSTABLE WITH STEEP MID LEVEL LAPSE RATES. HOWEVER...THE BOUNDARY LAYER HAS NOT UNDERGONE SIGNIFICANT DESTABILIZATION DUE TO TIME OF DAY AND SOME CONVECTIVE INHIBITION PERSISTS. THE STORMS APPEAR TO BE DEVELOPING WITHIN A ZONE OF PRE-FRONTAL CONVERGENCE FORCED BY AN EJECTING LEAD SHORTWAVE TROUGH. THE LLJ WILL GRADUALLY VEER AND SHIFT EWD AS THE IMPULSE CONTINUE NEWD THROUGH THE SRN/CNTRL PLAINS. THE STORMS WILL REMAIN EMBEDDED WITHIN EFFECTIVE SHEAR /35-45 KT/ SUFFICIENT FOR ORGANIZED STORMS WITH DAMAGING WIND AND LARGE HAIL EXPECTED TO BE THE INITIAL PRIMARY THREATS. ..DIAL.. 05/11/2011 |
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