| NWS Forecast for: Jasper County Issued by: National Weather Service Des Moines, IA Last Update: 612 PM CDT Sun Aug 9 2026 |  |
Tonight: Partly cloudy this evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows around 70. East winds around 5 mph. Chance of rain 20 percent. Monday: Partly sunny. Humid with highs in the upper 80s. East winds 5 to 10 mph. Heat index values up to 100 in the afternoon. Monday Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. East winds around 5 mph. Chance of rain 20 percent. Tuesday: Mostly cloudy with a chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Humid with highs around 90. South winds around 5 mph, becoming southwest in the afternoon. Chance of rain 50 percent. Heat index values up to 103 in the afternoon. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Humid with lows around 70. Northeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 103 early in the evening. Wednesday: Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs in the upper 80s. Chance of rain 50 percent. Wednesday Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 20 percent. Thursday: Showers likely in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent. Thursday Night: Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent. Friday: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Chance of rain 50 percent. Friday Night: Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 60s. Chance of rain 60 percent. Saturday: Mostly cloudy with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the upper 70s. Chance of rain 40 percent. Saturday Night: A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 40 percent. Sunday: Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with a slight chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 40 percent. | |
| Zone Forecast: Jasper County | |
Visit your local NWS office at: https://www.weather.gov/desmoines |