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Poweshiek County, IA Weather Forecast
Poweshiek County, IA Weather Forecast Date: 128 PM CDT Mon Oct 12 2026
The area/counties/county of: Poweshiek, including the city of Grinnell.or toggle through each period.
This Afternoon... Sunny. Near steady temperature in the mid 80s. Southwest winds around 15 mph with gusts up to 30 mph.
Tonight... Clear. Lows in the lower 60s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph after midnight.
Tuesday... Sunny. A slight chance of showers in the afternoon. Highs in the upper 70s. North winds around 5 mph. Chance of rain 20%.
Tuesday Night... Mostly cloudy with a chance of thunderstorms. A chance of showers. Lows in the upper 50s. North winds 5 to 10 mph. Chance of rain 50%.
Wednesday... Mostly cloudy with a 20% chance of showers. Highs in the upper 60s. Northeast winds 5 to 10 mph.
Wednesday Night... Mostly cloudy. A chance of showers after midnight. Lows in the lower 50s. Chance of rain 40%.
Thursday... Showers. Highs in the mid 60s. Chance of rain 90%.
Thursday Night... Mostly cloudy. A slight chance of showers in the evening. Lows in the mid 40s. Chance of rain 20%.
Friday... Mostly sunny. Highs in the upper 50s.
Friday Night... Mostly clear. Lows in the lower 30s.
Saturday... Sunny. Highs in the upper 50s.
Saturday Night... Mostly clear. Lows around 40.
POP = Probability of Precipitation
Poweshiek County Radar Loop
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