Here's the forecast for Western New York, according to the National Weather Service:
Friday between 7 and 9 p.m.: Watch out for a sudden, short, but potentially dangerous squall that's expected to hit the entire region during this period. It will only last about 20 minutes but is expected to cause white-out conditions. Take extra care of you're driving around this time.
Friday night: Snow bands expected to move into the Southern Tier after 7 p.m. Temperatures will drop into the mid teens and then single digits overnight.
Saturday: Highs in the single digits, but dangerously cold with the wind chill, which could make it feel as cold as minus 35. Wind chill warning goes into effect at 5 a.m. Light lake-effect snow is expected throughout the day, but not more than one or two inches.
Sunday: Wind chill warning expires at 10 a.m. Chance of snow sticks around throughout the day. Highs between 10 and 15 degrees.
Monday: High temperatures back around 30.
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