Cold weather will ease this afternoon, with sunshine and light north winds pushing temperatures near 32 degrees. Snow melt may refreeze overnight, causing slippery sidewalks and roads—use caution when walking and driving.

The National Weather Service says any ice that melts on Sunday will likely refreeze overnight, so Monday morning can still be hazardous.

NBC 5's Chief Meteorologist Rick Mitchell said forecasters expect the storm to bring moderate to heavy accumulations of snow, sleet and ice. Travel is expected to be hazardous, and power outages are possible. Friday will feature an Arctic cold front moving into North Texas. Precipitation will start as cold rain, persisting into the early evening.

Airlines and schools have announced extensive cancellations as a mix of snow, sleet and freezing temperatures hit regions where nearly 200 million people live.

By late Friday evening, forecasters in Lubbock, Texas, warned that the mix of falling sleet and snow would make for dangerous driving conditions; thousands of Saturday flights were scrapped; Catholic ...