...COLD WEATHER ADVISORY NOW IN EFFECT UNTIL 1 PM MST THIS AFTERNOON... * WHAT...Very cold wind chills between 25 and 35 below zero expected. * WHERE...Central and Southern Valley, Dawson, Roosevelt, McCone, Northern Phillips, Richland, and Wibaux Counties. * WHEN...Until 1 PM MST this afternoon. * IMPACTS...The dangerously cold wind chills as low as 35 below zero could cause frostbite on exposed skin in as little as 10 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Very cold temperatures can lead to hypothermia with prolonged exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. &&