Weather overnight Mid 50s morning Low 50s daytime Upper 40s evening Upper 40s Your Forecast By Mary Wasson12/22/2014 07:48 PM Cold Front Moving In... After a warm and dry day, a powerful polar cold front sweeps across Texas overnight, delivering chilly winter winds and the setup for a light freeze by Christmas.Temps right now:Disturbed weather continues to move out of the Rockies into the Plains, with another surge of cold air on the way to the Gulf Coast by Tuesdaynight. Upper-level energy will cross Texas during the day tomorrow, amounting to some slick roadways. We're calling it a 30% rain chance, mostly for the middle of the day tomorrow. Some brief downpours might include a few rumbles of thunder along the I-35 corridor, then Futurecast shows it all moving well east of our area by sunset. Our latest computer model data shows potential for heavier totals north of Austin:During the next 36 hours, this same storm will bring a round of snow from the Rockies through the Central Plains and into the Midwest, while severe springlike storms erupt in the Deep South. Travel delays look possible during this time frame, but mostly outside of Texas. Latest report:Texas roadways should be clear and free of all weather hazards late tomorrow night, and we're calling for nearly total sunshine both Wednesday and Thursday. If you're heading out of town, make sure your pets and plants are ready for a light freeze...it's going to be cold! Some of our notorious cold spots might get a light freeze both Wednesday and Thursday morning, with Christmas morning temps likely the coldest of the week. We'll enjoy lots of sunshine on Christmas Day, with temps back into mild low 60s by afternoon. Daytime highs approach 70 again on Friday before another blast of cold air from the north arrives Saturday. Check the 7 Day Forecast for full details.Thanks for stopping by and enjoy your night.