MESOSCALE DISCUSSION 0980
   NWS STORM PREDICTION CENTER NORMAN OK
   1017 PM CDT THU MAY 25 2006
   
   AREAS AFFECTED...SRN KS / NRN OK / SWRN MO / NWRN AR
   
   CONCERNING...SEVERE THUNDERSTORM WATCH 396...399...
   
   VALID 260317Z - 260515Z
   
   SEVERE THREAT WILL PERSIST THROUGH THE NIGHT...WITH WIND AND HAIL
   ACROSS KS/OK. AN ISOLATED TORNADO MAY OCCUR WITH ACTIVITY OVER SWRN
   MO / NWRN AR. ADDITIONAL WATCHES MAY BE REQUIRED.
   
   SWLY LOW LEVEL JET WILL HELP ADVECT UNSTABLE AIR NWD ALONG WARM
   FRONT FROM SRN KS/NRN OK INTO SWRN MO/NWRN AR. THIS WILL ALLOW
   STORMS OVER SRN KS TO PERSIST AND PERHAPS BECOME BETTER ORGANIZED AS
   THEY PROPAGATE EWD...AND EVENTUALLY SEWD INTO NERN OK DUE TO
   STRONGER NWLY FLOW ALOFT. DAMAGING WINDS AND SOME HAIL WOULD OCCUR.
   
   FARTHER E...CLUSTER OF SUPERCELLS WILL PERSIST OVER SWRN MO INTO
   NWRN AR...BEING FED HIGH THETA-E AIR ON VEERING LOW LEVEL JET. AREA
   PROFILERS SHOW FAVORABLE SHEAR FOR CONTINUED ROTATION WITHIN THE
   STRONGER STORMS WITH THE THREAT OF AN ISOLATED TORNADO.
   
   ..JEWELL.. 05/26/2006
   
   
   ATTN...WFO...PAH...MEG...LSX...LZK...SGF...TSA...TOP...ICT...OUN...DDC...AMA...
   
   36489991 37240062 38739971 38769847 38229621 37599289
   37239064 35969163 35809416 36309855