Extreme Cold - Polk County Iowa

Winter Driving - Polk County Iowa

Arctic blast threatens to impact turnout at Iowa caucuses

Tornadoes and large hail expected

Polk County Health Department

Arctic cold envelops U.S., disrupts Iowa campaigning

Final stretch before Iowa caucuses rattled by extreme cold - ABC News

Final stretch before Iowa caucuses rattled by extreme cold - ABC News

As dangerously cold weather invades, some keep trucking along

Iowa County Is Cold but Its People Are Hot Over Snow Hauling

Iowans 'take temperature' of candidates as 'extremely cold' caucus

Extreme Temperature Plan in effect in Polk County

Dangerous weather is again hitting central Iowa. What to know