National Weather Service Latest Snow Projections

...SEVERAL INCHES OF SNOW EXPECTED SATURDAY NIGHT AND SUNDAY...
 
  A WINTER WEATHER SYSTEM IS EXPECTED TO DEVELOP IN THE SOUTHWEST
  STATES INTO SATURDAY AND LIFT NORTHEAST INTO THE OHIO RIVER VALLEY
  SUNDAY AFTERNOON. AS THE SYSTEM DEVELOPS...A MIX OF RAIN AND SNOW
  WILL MOVE INTO CENTRAL ILLINOIS SATURDAY AFTERNOON AND EARLY EVENING.
  DURING LATE SATURDAY EVENING AND OVERNIGHT THE PRECIPITATION WILL
  CHANGE OVER TO ALL SNOW. THE SNOW WILL BECOME MODERATE DURING THE
  OVERNIGHT HOURS...WITH 3 TO 4 INCHES OF ACCUMULATION POSSIBLE BY
  DAWN SUNDAY MORNING...NORTH OF I-70. SNOW WILL CONTINUE ACROSS
  CENTRAL ILLINOIS DURING THE DAY SUNDAY AND SUNDAY EVENING...WITH AN
  ADDITIONAL 2 TO 4 INCHES LIKELY. AS THE SYSTEM LIFTS FURTHER EAST OF
  THE AREA OVERNIGHT SUNDAY NIGHT...THE SNOW WILL TAPER OFF TO
  FLURRIES. SOME BLOWING AND DRIFTING SNOW COULD DEVELOP DURING
  SUNDAY AFTERNOON AND SUNDAY NIGHT AS GUSTY NORTH WINDS DEVELOP.
  SNOWFALL TOTALS FROM SATURDAY NIGHT THROUGH SUNDAY NIGHT COULD
  RANGE FROM 5 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS FROM I-72
  NORTH.
 
  THIS SYSTEM IS STILL A COUPLE OF DAYS AWAY AND THERE STILL REMAINS
  SOME UNCERTAINTY AS TO THE TRACK OF THIS SYSTEM AND THE AMOUNT OF
  SNOWFALL POSSIBLE. THEREFORE...CHANGES IN THE AMOUNT AND LOCATION
  OF THE HEAVIEST SNOWFALL WILL LIKELY CHANGE BETWEEN NOW AND THE
  TIME THE SNOW ARRIVES SATURDAY NIGHT AND SUNDAY. STAY TUNED FOR
  LATER UPDATES TO THIS DEVELOPING WINTER WEATHER SITUATION.