National Weather Service United States Department of Commerce

While winds won't be as strong as Saturday, gusts of 20 to 25 from the west will make warmer than normal temperatures with daytime highs in the low 50s feel like the low to mid 40s. This pattern continues until Wednesday when temperatures drop several degrees; daytime highs near 40 and overnight lows below freezing. Heavy rain moves from southwest to northeast through Monday, sticking around through Tuesday. Although, any dry period is forecasted to be short lived as precipitation chances return Wednesday. Given the lower temperatures, some may see their first snowflakes fly during this time.
Widespread rainfall is expected Monday through Tuesday. Rain will begin across northeast Iowa between 9AM and noon on Monday, continuing northward throughout the afternoon. Amounts are expected to be 1 to 1.5 inches, but there is the possibility of amounts 1.5 to 2 inches. Rainfall will end south to north Tuesday.
Strong, gusty winds are possible from around 6 PM Monday through around 9 AM Tuesday. The strongest winds are expected to be along and north of I-94. Travel may be difficult in stronger gusts and unsecured lightweight objects may be blown around.