wind chill

Snow may return to the area Sunday.

Wednesday's forecast calls for wind chill values as low as -20F, with winds gusting up to 40 mph.

Travel in the area should be restricted to emergencies only.

Frostbite could result on exposed skin in as little as 10 minutes.

The advisory is in effect until 9 a.m. Sunday.

Frostbite and hypothermia can occur if precautions are not taken.

With such dangerous wind chills, hypothermia can occur if precautions are not taken.

Slightly colder wind chills are expected for the Cody Foothills and the northern Big Horn Basin.

The company estimates power should be restored by 10 a.m.

Hypothermia and death are also possible if precautions are not taken, the NWS says.