Emergency responders are hustling to handle a rash of fender benders and other weather-related traffic incidents as heavy snow continues to fall in York County.

And they're using social media to urge people to stay off the roads.

Weather forecasters predict the snow will give way to sleet and freezing rain tonight.

At 12:40 p.m., York County's online 911 log was reporting 40 traffic-related incidents throughout the county.

At about 12:30 p.m., York Regional EMS, @YorkRegionalEMS, tweeted that many tow-truck operators "are reporting no units available for police priority tows."

Police in West Manheim Township, @WMTPD, urged residents on Twitter to stay off the roads "until they can be treated for snow or plowed."

The York City Fire Department's Twitter account, @YorkCityFire, urged motorists to use caution.

Around 12:15 p.m., the Northern York County Regional Police Department's Twitter account, @NYCRPD, reported multiple crashes in Jackson Township.

"Roads are getting icy. Turn on your headlamps and reduce your speed. Allow more room between you and the car in front," the account tweeted earlier.