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Keystone, IA Weather Forecast
Keystone, IA Weather Forecast Date: 736 PM CDT Thu Oct 22 2026
The area/counties/county of: Benton, including the city of Vinton.or toggle through each period.
Tonight... Mostly clear. Lows around 50. South winds around 5 mph.
Friday... Sunny. Highs in the mid 70s. Southeast winds 5 to 10 mph.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. Southeast winds around 10 mph.
Saturday... Mostly sunny. Highs in the mid 70s. South winds around 10 mph with gusts up to 20 mph.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. South winds 5 to 10 mph.
Sunday... Mostly cloudy. Highs in the lower 70s. Lows in the lower 50s.
Sunday Night... Mostly cloudy. Highs in the lower 70s. Lows in the lower 50s.
Monday... Mostly cloudy. Highs in the mid 60s. Lows in the upper 40s.
Tuesday... Mostly cloudy. Highs in the mid 60s. Lows in the upper 40s.
Wednesday... Mostly cloudy. Highs in the mid 60s. Lows in the upper 40s.
Wednesday Night... Partly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
Keystone Radar Loop
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