| NWS Forecast for: Grundy County Issued by: National Weather Service Des Moines, IA Last Update: 127 AM CDT Tue Mar 24 2026 | |
| Rest Of Tonight: Mostly cloudy. Lows in the lower 30s. South winds 5 to 10 mph. Tuesday: Partly sunny in the morning, then becoming mostly cloudy. Highs in the upper 50s. South winds around 10 mph. Tuesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 40. Southeast winds around 10 mph. Wednesday: Partly sunny. Not as cool with highs in the lower 70s. South winds around 10 mph. Wednesday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 40s. South winds 5 to 10 mph. Thursday: Partly sunny in the morning, then mostly cloudy with a slight chance of rain in the afternoon. Highs around 70. Chance of rain 20 percent. Thursday Night: Mostly cloudy. Cooler with lows around 30. Friday: Sunny. Much cooler with highs in the mid 40s. Friday Night: Clear. Lows in the mid 20s. Saturday: Sunny. Highs in the mid 50s. Saturday Night: Mostly cloudy. Lows in the upper 30s. Sunday: Mostly sunny. Highs in the lower 60s. Sunday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 40s. Monday: Sunny in the morning, then becoming partly sunny. Highs in the lower 70s. | |
| Zone Forecast: Grundy County | |
Visit your local NWS office at: https://www.weather.gov/desmoines |