| NWS Forecast for: Union County Issued by: National Weather Service Des Moines, IA Last Update: 128 PM CDT Sun Oct 4 2026 |  |
| This Afternoon: Sunny. Near steady temperature around 70. North winds around 5 mph. Tonight: Mostly clear. Lows in the upper 40s. North winds around 5 mph in the evening, becoming light and variable. Monday: Sunny. Highs around 70. South winds 5 to 10 mph. Monday Night: Clear. Lows in the lower 50s. South winds 5 to 10 mph. Tuesday: Sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph. Tuesday Night: Mostly clear. Lows in the upper 50s. Wednesday: Sunny. Highs in the mid 70s. Wednesday Night: Mostly clear. Lows in the mid 50s. Thursday: Sunny. Highs in the lower 70s. Thursday Night: Partly cloudy. Lows in the mid 50s. Friday: Mostly sunny. Highs in the lower 70s. Friday Night: Mostly clear. Lows in the upper 50s. Saturday: Sunny. Highs in the mid 70s. | |
| Zone Forecast: Union County | |
Visit your local NWS office at: https://www.weather.gov/desmoines |