MESOSCALE DISCUSSION 0097
   NWS STORM PREDICTION CENTER NORMAN OK
   0716 PM CST TUE FEB 08 2011
   
   AREAS AFFECTED...TX PANHANDLE AND WESTERN OKLAHOMA
   
   CONCERNING...HEAVY SNOW 
   
   VALID 090116Z - 090415Z
   
   SNOW RATES ARE EXPECTED TO INCREASE ACROSS THE TEXAS PANHANDLE AND
   MUCH OF WESTERN OKLAHOMA THROUGH 05-06Z.
   
   ABOVE A SHALLOW STRONG COLD FRONT SURGING SOUTHWARD THROUGH THE
   SOUTHERN HIGH PLAINS /WITH SURFACE TEMPERATURES ALREADY FALLING
   THROUGH THE SINGLE DIGITS ACROSS MUCH OF THE PANHANDLE REGION AND
   NORTHWEST OKLAHOMA/...LIFT ASSOCIATED WITH STRONG WARM ADVECTION IS
   SATURATING THE LOW-LEVEL ENVIRONMENT.  AT THE SAME TIME...A ZONE OF
   STRENGTHENING MID-LEVEL FORCING FOR UPWARD VERTICAL IS SPREADING
   EAST OF THE SOUTHERN ROCKIES...AND WILL GRADUALLY SHIFT EASTWARD
   ACROSS THE REMAINDER OF THE PANHANDLE REGION INTO WESTERN OKLAHOMA
   BETWEEN NOW AND 05-06Z.  AS MID-LEVEL LIFT SATURATES THE MIXED PHASE
   LAYER FAVORABLE FOR LARGE DENDRITIC ICE CRYSTAL GROWTH...SNOW RATES
   WILL INTENSIFY.  PRECIPITABLE WATER IS INITIALLY SOMEWHAT LOW...BUT
   HIGHER VALUES ON THE ORDER OF .4 TO .5 INCHES IS ADVECTING NORTHWARD
   IN NARROW TONGUE TOWARD CENTRAL OKLAHOMA.  THIS MAY NOT IMPACT SNOW
   RATES UNTIL LATER TONIGHT....BUT IT APPEARS HIGH SNOW TO LIQUID
   WATER EQUIVALENT RATIOS MAY SUPPORT SNOW RATES IN EXCESS OF ONE INCH
   PER HOUR LATE THIS EVENING.
   
   ..KERR.. 02/09/2011
   
   
   ATTN...WFO...OUN...LUB...AMA...
   
   LAT...LON   35520240 36420078 36719960 36589829 36109807 35479822
               34749994 34070158 34300260 34790266 35520240