It's called Winter Storm Vulcan and it may pack quite a punch.  Forecasts now call for 10-16 inches of snow.  Earlier predictions had it arriving tonight, but now the National Weather Service is forecasting it to arrive early afternoon.  Click for snowfall map forecast details.

NOAA

The warning goes into effect at 5 a.m. Wednesday (3/12) and continues into Thursday morning.  Currently it looks like the most snow will occur Wednesday night, although we may have to battle some sleet and freezing rain on the Wednesday afternoon commute. Here's the forecast details.

* LOCATIONS...ONEIDA... ONONDAGA... MADISON... YATES... SENECA...

 SOUTHERN CAYUGA... STEUBEN... AND SCHUYLER COUNTIES.  

 INCLUDING THE CITIES OF...BOONVILLE...PENN YAN...SENECA FALLS...
 AUBURN...SYRACUSE...CORNING...HORNELL...WATKINS GLEN...ONEIDA...
 UTICA...ROME

* HAZARDS...HEAVY SNOW MAY MAKE TRAVEL EXTREMELY HAZARDOUS. SNOW
  MAY MIX WITH SOME SLEET DURING THE MORNING. BLOWING AND
  DRIFTING SNOW WILL DEVELOP WEDNESDAY AFTERNOON INTO THURSDAY
  WITH DANGEROUS WIND CHILLS DEVELOPING.

* ACCUMULATIONS...10 TO 16 INCHES OF SNOW.

* TIMING...SNOW WILL DEVELOP EARLY ON WEDNESDAY. THE SNOW MAY
  MIX WITH SLEET...OR SOME RAIN DURING THE MORNING. ALL SNOW IS
  EXPECTED BY EARLY AFTERNOON AND LASTING THROUGH WEDNESDAY
  NIGHT. HEAVY SNOWFALL IS MOST LIKELY FROM LATE MORNING THROUGH
  WEDNESDAY EVENING.

* TEMPERATURES...TEMPERATURES WILL BE NEAR FREEZING ON WEDNESDAY
 MORNING THEN DROP INTO THE SINGLE DIGITS BY THURSDAY MORNING.  TEMPERATURES MAY DROP RAPIDLY DURING THE AFTERNOON CAUSING A  FLASH FREEZE ON AREA ROADWAYS.

* WINDS...NORTH WINDS INCREASING WEDNESDAY AFTERNOON TO 15 TO 25
  MPH WITH GUSTS UP TO 35 MPH AND CONTINUING THROUGH THE
  OVERNIGHT PERIOD.

* IMPACTS...HAZARDOUS TRAVEL DUE TO BLOWING AND DRIFTING SNOW.
  RAPID COOLING MAY CAUSE ROADS TO FREEZE QUICKLY.

 PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING.  THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.
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