One day of warm weather is all Iowa gets with colder weather rushing back into the state. Temperatures north of US Hwy 20 have already fallen back into the 30s. Elsewhere temperatures remain in the 40s and 50s with a 63 at Shenandoah at 2pm! Temperatures will fall back into the 30s tomorrow and Friday morning will be as cold if not colder than Tuesday morning with lows in the single digits and teens possible.