. >> reporter: frankie fisher didn't have to be out in the heart of the snowfall this morning. still, she's aware that the combination of sun, blowing snow, and any melting is a recipe for black ice. even untreated surfaces, slick spots can pop up. >> i have had friends that have slid under trucks. >> reporter: new jersey state police responded to hundreds of accidents state wide thursday. to save safe, fisher chooses a center lane to stay clear of ice. >> i know later the roads will be icy. >> reporter: how are the roads out there? >> they're fine. i can't believe they have a snow fine. >> reporter: michelle is thankful that crews across south jersey don't give up with the snow starts falling. refreezing is no laughing matter. >> the temperature is going down and they're saying about 15 tonight. with the wind chill factor, who knows it could be zero. we are concerned about the refreezing. >> reporter: camden county plows shut down to make room for the salt operations to continue into the overnight. >> i have to caution all the motorists that's going to be out there tonight, ju