MESOSCALE DISCUSSION 0701
   NWS STORM PREDICTION CENTER NORMAN OK
   0531 PM CDT TUE MAY 19 2015

   AREAS AFFECTED...WRN N TX/SWRN QUARTER OF OK

   CONCERNING...TORNADO WATCH 189...

   VALID 192231Z - 200000Z

   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 189 CONTINUES.

   SUMMARY...STRONG/ISOLATED SEVERE STORMS -- INCLUDING A FEW
   SUPERCELLS -- CONTINUE IN AND NEAR THE WW AREA.

   DISCUSSION...LATEST RADAR LOOP SHOWS A BAND OF STRONG/SEVERE STORMS
   CROSSING SWRN OK AND WRN N TX ATTM...NEAR AND S OF A WARM FRONT
   DRAPED W-E ACROSS THE SRN THIRD OKLAHOMA ATTM.  THE WIND FIELD --
   BOTH AT LOW LOW LEVELS AND THROUGH A DEEPER LAYER -- REMAINS QUITE
   FAVORABLE FOR ROTATING STORMS...AND A NUMBER OF RELATIVELY BRIEF
   TORNADOES HAVE BEEN REPORTED OVER THE PAST 1-2 HOURS.  THE STRONGEST
   ROTATION ATTM REMAINS WITH A STORM MOVING INTO WRN STEPHENS CO
   ATTM...WITH A A PAIR OF STORMS JUST S OF THIS STORM -- OVER NRN
   HENRIETTA CO TX -- ARE ALSO SHOWING ROTATION ATTM.  WITH OTHER
   STORMS SHOWING WEAKER ROTATION...AND THE BACKGROUND KINEMATIC
   ENVIRONMENT STILL SUPPORTIVE...RISK FOR ISOLATED TORNADOES CONTINUES
   ACROSS THE WW AREA.

   ..GOSS.. 05/19/2015


   ATTN...WFO...TSA...FWD...OUN...SJT...

   LAT...LON   33049918 33879987 34649979 35459806 35629641 33669685
               33309776 33049918