National Weather Service United States Department of Commerce

Not as cold tonight, with increasing clouds and a chance of sprinkles/showers Sunday morning. Warmer conditions are forecast through Monday, with afternoon highs mainly in the 70s. Additional storm chances return Monday afternoon and evening, with a few isolated strong storms possible.
Warm temperatures and increasing humidity ahead of a cold front will bring a risk of isolated strong to severe storms Monday afternoon and evening. Large hail and gusty winds will be the primary threats.
April 2026 was a very warm and wet month across the area. Multiple climate sites observed average temperatures within their top 10 warmest Aprils or precipitation totals within their top 10 wettest Aprils. For Dubuque, this was the wettest April on record with 8.73” of precipitation. For more information: https://www.weather.gov/dvn/Climate_Monthly_04_2026