NORTH TEXAS – North Texas is bracing for a mix of snow and sleet. A winter storm warning went into effect Thursday morning and continues until 12 p.m. Friday. The warning includes Denton, Collin, Dallas and Tarrant counties.

On Wednesday at 6:11 p.m. the NWS Fort Worth TX issued an updated winter storm warning valid from Thursday 6 a.m. until Friday noon. The warning is for Cooke, Grayson, Fannin, Lamar, Wise, Denton, Collin,

The greatest snowfall amount recorded at DFW was 11.2 inches Feb. 11, 2010, with 12.5 inches of snow recorded Feb. 11-12, 2010. There were also widespread power outages recorded because of the heavy snow weighing down tree limbs and breaking power lines.

The search for Clara Robinson, an 8-year-old Oklahoma girl swept away by North Texas floodwaters on Christmas Eve, has entered its third week. Wednesday marked the 16th day of search efforts led by the Sherman Police Department with aid from other local and state law enforcement agencies.

Snow and ice and snow are accumulating on bridges and overpasses of major highways, according to TxDOT. Motorists should drive with caution and expect traffic delays.

School districts in the Dallas-Fort Worth area are closing their campuses Thursday and Friday ahead of the winter storms expected to hit the region. Dallas, Tarrant, Collin, Denton, Rockwall and Hunt are under a winter storm warning as the National Weather Service forecasts a wintry mix of rain and possibly up to 4 inches of snow that could begin 6 a.

With many counties under a Winter Storm Watch or Warning, many East Texas school districts have decided to cancel classes. KETK News has compiled a list of schools that will be closing this week due to the winter weather: ABC Son Shine School Alba-Golden ISD All Saints Episcopal School Athens ISD

Dallas ISD and Fort Worth ISD are monitoring road conditions, heating systems and safety protocols as a winter storm approaches Thursday. CBS News Texas will provide a list of all closures on our website.