Winter Storm Watch for Northern Erie, Genesee and Wyoming counties from Thursday evening through Sunday evening. Prolonged lake effect snow event may produce 1-2 feet or more of snow in most persistent bands. High snowfall rates and thundersnow possible.
Winter Storm Watch for Southern Erie County from 7pm Wednesday through 7pm Sunday for lake effect snow.
Winter Storm Watch for Chautauqua and Cattaraugus counties from 7pm Wednesday through 7pm Thursday for 9"+ of snow in persistent bands.
Winter Weather Advisory for Potter and McKean County in Pennsylvania until11am Wednesday. 1-3" of mixed precipitation possible and the potential for a light coating of ice on the ridge tops.
The Wednesday morning commute will be snowy with 1 to 3" of snow on the ground, expect less for the Metro area and the potential of lake effect rain showers. Lake effect snow takes shape late on Wednesday through Thursday for the S.Tier with several inches of accumulation possible before the winds turn more southwesterly and send lake effect snow into Erie County. Attention then turns to early Friday through Sunday where heavy lake effect snow could impact Buffalo.
WEDNESDAY
MORNING: Snow showers, near 30.
AFTERNOON: Rain and snow, upper 30s.
THURSDAY
MORNING: Snow south of Buffalo, upper 20s.
AFTERNOON: Snow south of Buffalo, mid 30s.
FRIDAY
MORNING: Snow, upper 20s.
AFTERNOON: Snow, near 30.
SATURDAY
MORNING: Snow, low 20s.
AFTERNOON: Snow, upper 20s.
