MESOSCALE DISCUSSION 0117
   NWS STORM PREDICTION CENTER NORMAN OK
   0557 AM CST THU FEB 07 2013
   
   AREAS AFFECTED...NERN IL...SERN WI
   
   CONCERNING...FREEZING RAIN 
   
   VALID 071157Z - 071600Z
   
   SUMMARY...FREEZING RAIN IS EXPECTED TO CONTINUE FOR THE NEXT FEW
   HOURS WITH ACCUMULATIONS GREATER THAN 0.05 INCH POSSIBLE.
   
   DISCUSSION...SURFACE OBSERVATIONS REVEAL THE LIGHT RAIN MOVING INTO
   NERN IL IS TRANSITIONING TO FREEZING RAIN. SURFACE TEMPERATURES
   ACROSS THE AREA ARE RIGHT AT 32 DEG F WITH DEWPOINTS AROUND 30 DEG
   F. AS A RESULT...ANY WET-BULB EFFECTS WOULD BE VERY MODEST WITH
   TEMPERATURES REMAINING NEAR FREEZING. MOST MODEL GUIDANCE KEEPS
   SURFACE TEMPERATURES NEAR FREEZING WHILE COOLING THE MID-LEVELS AS A
   SHORTWAVE TROUGH MOVES THROUGH. THIS WILL LIKELY RESULT IN A
   TRANSITION TO SNOW LATE THIS MORNING. BEFORE THIS TRANSITION...A FEW
   HOURS OF LIGHT FREEZING RAIN IS EXPECTED WITH ACCUMULATIONS OF
   GREATER THAN 0.05 INCH POSSIBLE.
   
   ..MOSIER.. 02/07/2013
   
   
   ATTN...WFO...LOT...MKX...
   
   LAT...LON   42588931 42888951 43288957 43458925 43708847 43508785
               42628781 42088768 41458751 40968794 41788869 42588931