Værmelding for Calabar School (historical)

Cold Weather Advisory issued January 20 at 12:10PM MST until January 21 at 11:00AM MST by NWS Billings MT* WHAT...Very cold wind chills as low as 30 below occurring.* WHERE...Custer and Powder River.* WHEN...Until 11 AM MST Tuesday.* IMPACTS...The dangerously cold wind chills as low as 30 below zerocould cause frostbite on exposed skin in as little as 30 minutes.* ADDITIONAL DETAILS...Coldest windchills expected Tuesday morning.Use caution while traveling outside. Wear appropriate clothing, ahat, and gloves.

National Weather Service