Avoid outside activities if possible. When outside, make sure you wear appropriate clothing, a hat, and gloves. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.

WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TUESDAY... * WHAT...Very cold wind chills expected. Wind chills as low as 20 below zero. * WHERE...Portions of central, east central, northern, northwest, southeast, southern, southwest and western Oklahoma and western north Texas. * WHEN...Until noon Tuesday. * IMPACTS...The cold wind chills could cause frostbite on exposed skin in as little as 30 minutes.