The first major arctic cold front of the year plunged temperatures in the Heart of Texas into the upper 20s and left a thin coating of ice and sleet covering most of McCulloch County. The front arrived early Tuesday and temperatures dropped from the morning highs in the 50s to the upper 30s by sundown. Rainfall and sleet fell throughout the night and early morning hours Wednesday. Slippery road conditions worsened slightly during the mid-morning hours as temperatures fell accompanied by intermittent sleet and rain showers. Area schools to closed at 1 p.m. as did the courthouse offices. Traffic conditions in and around the Heart of Texas were slippery, but no major accidents with injuries were reported. Two separate isolated incidents of one-vehicle rollovers occurred, one Wednesday evening and another Thursday morning. McCulloch County Sheriffs deputies and DPS troopers reported several vehicles that had skidded off the road. Road conditions in McCulloch County improved rapidly Thursday morning as temperatures climbed into the 40s. The weather forecasts for the remainder of the weekend show daytime temperatures creeping up into the 60s by Sunday with little chance of precipitation.