MESOSCALE DISCUSSION 0461
   NWS STORM PREDICTION CENTER NORMAN OK
   0513 PM CDT TUE APR 26 2016

   AREAS AFFECTED...SWRN OK NWD INTO NWRN OK

   CONCERNING...TORNADO WATCH 109...

   VALID 262213Z - 262315Z

   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 109 CONTINUES.

   SUMMARY...LOW-LEVEL SHEAR HAS INCREASED SLIGHTLY OVER SWRN OK AND
   THE TORNADO RISK MAY INCREASE SOME OVER THE NEXT 1-2 HOURS.

   DISCUSSION...RADAR MOSAICS SHOWS WIDELY SCTD STRONG TO SEVERE STORMS
   ON THE WRN EDGE OF THE MOIST PLUME LOCATED FROM SWRN OK NNEWD INTO
   NWRN OK.  SURFACE DEWPOINTS ON THE INFLOW SIDE OF THE STORMS RANGES
   FROM 66-68 DEG F WITH TEMPS IN THE MID-UPPER 70S.  THE UPPER-LEVEL
   FORCED BAND OF ASCENT IS RAPIDLY APPROACHING WRN OK FROM W TX AND
   WILL LIKELY LEAD TO ADDITIONAL TSTM DEVELOPMENT OVER THE NEXT
   SEVERAL HOURS.  IN THE SHORT-TERM...KFDR VAD DATA HAS SHOWN SOME
   TEMPERED ENLARGEMENT IN THE LOW-LEVEL HODOGRAPH DESPITE THE
   CONTINUATION OF THE VEER-BACK-VEER CHARACTERISTIC IN THE WIND
   PROFILE.  LARGE HAIL AND ISOLD DMGG WIND AND A FEW TORNADOES WILL BE
   POSSIBLE OVER THE NEXT SEVERAL HOURS WITH THE STRONGER STORMS.

   ..SMITH.. 04/26/2016


   ATTN...WFO...OUN...

   LAT...LON   34559936 36199863 36919778 36539733 34369830 34199868
               34249915 34559936