SPC MESOSCALE DISCUSSION 0665 FOR CENTRAL OK INTO NWRN TX
CONCERNING...SEVERE THUNDERSTORM WATCH 200...

VALID 060408Z - 060500Z

SEVERE THUNDERSTORM POTENTIAL APPEARS TO HAVE DIMINISHED OVER THE
PAST HOUR OR TWO WITHIN WW...AS EARLIER SUPERCELLS MOVED INTO MORE
STABLE AIR ACROSS NRN OK.  UVV/S AHEAD OF APPROACHING SHORTWAVE
TROUGH ARE NOW ACROSS WRN OK...AND YET LITTLE HAS DEVELOPED INVOF
DRY LINE DESPITE MUCAPES FROM 1000-2000 J/KG STILL OVER WRN OK.  IF
FURTHER DEVELOPMENT FAILS TO OCCUR INVOF THE DRY LINE...AND WW MAY
BE CANCELED WITHIN THE HOUR OR SO.

..EVANS.. 05/06/01