Værmelding for Granite City Post Office

Cold Weather Advisory issued January 20 at 12:30PM CST until January 21 at 12:00PM CST by NWS St Louis MO* WHAT...Very cold wind chills as low as 23 below zero expected.* WHERE...Portions of south central and southwest Illinois andcentral, east central, and northeast Missouri.* WHEN...From midnight tonight to noon CST Tuesday.* IMPACTS...The dangerously cold wind chills as low as 25 below zerocould cause frostbite on exposed skin in as little as 30 minutes.Use caution while traveling outside. Wear appropriate clothing, ahat, and gloves.

National Weather Service