* WHAT...Dangerously cold wind chills as low as 5 to 10 below zero possible.

* WHERE...All of North and Central Texas

* WHEN...From Saturday evening through Monday morning.

* IMPACTS...The dangerously cold wind chills as low as 5 to 10 below zero could result in hypothermia or frostbite on exposed skin if precautions are not taken. Extreme cold will become life threatening and likely damage unprotected pipes and put livestock at risk.

* WHAT...Moderate to heavy mixed precipitation expected. Total snow and sleet accumulations between 2 and 4 inches with higher amounts near and along the Red River. Ice accumulations between one tenth and one quarter of an inch (0.10-0.25) are also possible. The forecast amounts are subject to change as new data arrives.

* WHERE...North Texas

* WHEN...From Friday afternoon through Sunday morning.

* IMPACTS...Roads, especially bridges and overpasses, will likely become dangerous. Significant ice accumulation on power lines and tree limbs may cause power outages. Extreme cold will become life threatening and likely damage unprotected pipes and put livestock at risk.