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Union, IA Weather Forecast
Union, IA Weather Forecast Date: 1048 AM CST Mon Nov 02 2026
The area/counties/county of: Hardin, including the cities of: Iowa Falls, Eldora, and Ackley.or toggle through each period.
Rest of Today... Showers likely with a slight chance of thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Highs in the upper 60s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90%.
Tonight... Showers with a chance of thunderstorms. Lows in the upper 50s. South winds 10 to 15 mph. Chance of rain near 100%.
Tuesday... Showers. A chance of thunderstorms, mainly in the morning. Highs in the upper 60s. Temperature falling into the lower 60s in the afternoon. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100%.
Tuesday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 40s. West winds 5 to 10 mph. Chance of rain 50%.
Wednesday... Mostly cloudy with a 50% chance of showers. Highs in the mid 50s. West winds 10 to 15 mph.
Wednesday Night... Mostly cloudy. Lows in the lower 40s.
Thursday... Mostly cloudy in the morning, then becoming partly sunny. A 20% chance of showers. Highs in the mid 50s.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 30s.
Friday... Partly sunny. Highs in the mid 50s.
Friday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 30s.
Saturday... Partly sunny. Highs in the upper 50s.
Saturday Night... Mostly cloudy in the evening, then becoming partly cloudy. A 20% chance of showers. Lows in the upper 30s.
POP = Probability of Precipitation
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