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Union County, IA Weather Forecast
Union County, IA Weather Forecast Date: 137 PM CST Sat Nov 14 2026
The area/counties/county of: Union, including the city of Creston.or toggle through each period.
This Afternoon... Sunny. Highs in the upper 40s. Southeast winds around 5 mph.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. Southeast winds around 5 mph.
Sunday... Mostly sunny. Highs around 50. South winds 5 to 10 mph.
Sunday Night... Clear. Lows around 30. South winds around 5 mph.
Monday... Sunny. Highs in the lower 50s. South winds 5 to 10 mph.
Monday Night... Mostly clear. Lows in the upper 30s.
Tuesday... Sunny. Highs in the mid 50s.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s.
Wednesday... Mostly sunny. Highs in the upper 50s.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. A 20% chance of showers. Lows in the upper 40s.
Thursday... Mostly sunny. Highs around 60.
Thursday Night... Partly cloudy. Lows in the upper 40s.
POP = Probability of Precipitation
Union County Radar Loop
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