MESOSCALE DISCUSSION 2205
   NWS STORM PREDICTION CENTER NORMAN OK
   1243 PM CST MON DEC 10 2007
   
   AREAS AFFECTED...PARTS OF SWRN AND SOUTH CENTRAL KS
   
   CONCERNING...FREEZING RAIN 
   
   VALID 101843Z - 102345Z
   
   FREEZING RAIN EXPECTED TO SPREAD NWD INTO SOUTH CENTRAL KS...
   GENERALLY S OF PTT-ICT...EARLY THIS AFTERNOON WHILE FREEZING RAIN
   WITH EMBEDDED TSTMS WILL DEVELOP NWD REACHING THE SWRN KS/OK BORDER
   BY 20-21Z.  PRECIPITATION RATES WILL RANGE FROM 0.05-0.1 IN/HR INTO
   SOUTH CENTRAL KS WITH HIGHER RATES UP TO 0.25 IN/HR ACCOMPANYING THE
   TSTMS INTO SWRN KS THIS AFTERNOON.
   
   REGIONAL RADARS/LIGHTNING DATA INDICATED TSTMS INCREASING IN
   COVERAGE ACROSS THE TX PANHANDLE INTO PARTS OF WRN OK.  THIS
   ACTIVITY IS OCCURRING IN RESPONSE TO AN INCREASE IN UVVS WITHIN EXIT
   REGION OF 60-70 KT SSWLY MID LEVEL JET SPREADING NNEWD AHEAD OF SWRN
   STATES/NRN MEXICO TROUGH.  GIVEN MUCAPE AROUND 500 J/KG PER 15Z
   REESE CENTER TX SOUNDING AND ASCENT WITH THIS JET...TSTMS WILL
   EXPAND IN COVERAGE INTO SRN KS ENHANCING FREEZING RAINFALL RATES
   WHERE SURFACE TEMPERATURES WILL REMAIN BELOW FREEZING.
   
   ..PETERS.. 12/10/2007
   
   
   ...NOTICE...
   SPC WINTER WEATHER MESOSCALE DISCUSSIONS WILL BE ISSUED ON A
   SCHEDULED BASIS FROM DECEMBER 1 THROUGH FEBRUARY 28...FOUR
   TIMES A DAY...AROUND 00 UTC...06 UTC...12 UTC...AND 18 UTC
   FOR SIGNIFICANT SHORT RANGE WINTER WEATHER EVENTS.
   
   ATTN...WFO...ICT...OUN...DDC...
   
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