MESOSCALE DISCUSSION 0037
   NWS STORM PREDICTION CENTER NORMAN OK
   0725 PM CST WED JAN 19 2011
   
   AREAS AFFECTED...CNTRL MO
   
   CONCERNING...HEAVY SNOW 
   
   VALID 200125Z - 200500Z
   
   BANDS OF MODERATE TO HEAVY SNOW WITH REPORTED SNOWFALL RATES TO
   AROUND 1 IN/HR WILL SLOWLY SHIFT EWD ALONG THE I-70 CORRIDOR IN
   CNTRL MO. SNOWFALL RATES SHOULD GRADUALLY WANE WITH
   TIME...ESPECIALLY DURING THE OVERNIGHT.
   
   LATEST RADAR/SURFACE OBSERVATIONS CONFIRMS A SWATH OF MODERATE TO
   HEAVY SNOW CENTERED ALONG THE I-70 CORRIDOR NEAR TO JUST E OF THE
   KANSAS CITY METRO AREA...WITH REPORTED RATES OF 1 IN/HR /REF KMCI/.
   HEAVY SNOWFALL RATES APPEAR TO BE AT OR NEAR PEAK GIVEN THE
   CESSATION OF IR CLOUD TOP COOLING...ALONG WITH HIGH CONSISTENCY
   AMONGST AFTERNOON MODEL GUIDANCE OF DIMINISHING QPF WITH TIME THIS
   EVENING. THIS SEEMS REASONABLE WITH FORECAST WEAKENING OF 850-700 MB
   FRONTOGENESIS AND LOW/MID-LEVEL ISENTROPIC LIFT. 21Z SREF
   PROBABILITY MATCHED 3-HR SNOWFALL TOTALS SUGGEST THAT RATES AOA 1
   IN/HR WOULD BECOME INCREASINGLY LOCALIZED...ESPECIALLY AFTER 06Z.
   NEVERTHELESS...AT LEAST MODERATE SNOW WILL DEVELOP EWD ALONG THE
   I-70 CORRIDOR TOWARDS THE SAINT LOUIS METRO AREA...CONSISTENT WITH
   THE AXIS OF ONGOING WINTER STORM WARNINGS.
   
   ..GRAMS.. 01/20/2011
   
   
   ATTN...WFO...LSX...SGF...EAX...
   
   LAT...LON   38939449 39379417 39629279 39369119 39039036 38559011
               38279034 38019099 38029177 38099260 38499411 38619445
               38939449