A wintry mix of precipitation could cause slippery roads Thursday night into Friday in Centre County.
The National Weather Service at State College has issued a winter weather advisory for 7 p.m. Thursday until 10 a.m. on Friday.
Rain during the day on Thursday is expected to change over to freezing rain and sleet in the evening, with a mix of snow, sleet and freezing rain early on Friday morning, according to NWS.
NWS forecasts snow and sleet accumulations of up to an inch and ice accumulations of a tenth to a quarter of an inch. AccuWeather predicts 1 to 3 inches of snow and sleet with a quarter inch to a half inch of ice.
Heavier accumulations of ice and snow are anticipated in western Pennsylvania and along the northern tier.
The Pennsylvania Department of Transportation urges motorists to avoid unnecessary travel.
In anticipation of the storm, PennDOT is implementing vehicle and speed restrictions throughout the day and night for highways around Pennsylvania on Thursday. Among those, the entire length of both Interstate 99 and Interstate 80 will be under Tier 1 of the commonwealth’s vehicle restriction plan beginning at 6 p.m. on Thursday.
Tier 1 restrictions prohibit the following vehicles
- Tractors without trailers;
- Tractors towing unloaded or lightly loaded enclosed trailers, open trailers or tank trailers;
- Tractors towing unloaded or lightly loaded tandem trailers;
- Enclosed cargo delivery trucks that meet the definition of a CMV;
- Passenger vehicles (cars, SUV’s, pickup trucks, etc.) towing trailers;
- Recreational vehicles/motorhomes;
- School buses, commercial buses and motor coaches not carrying chains or Alternate Traction Devices (ATD’s); and
- Motorcycles.
A list of planned restrictions can be viewed here. Motorists can check 511pa.com for up to date information on road conditions.
