7-Day Zone Forecast for Union County (Text-Only)
NWS Forecast for: Union County
Issued by: National Weather Service Wilmington, OH
Last Update: 1040 PM EDT Tue Jun 9 2026




Overnight: Showers with thunderstorms likely. Locally heavy rainfall possible late this evening. Lows around 70. Southwest winds 5 to 10 mph. Chance of rain 90 percent.

Wednesday: Mostly cloudy in the morning, then clearing. A slight chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds 10 to 15 mph. Chance of rain 20 percent. Heat index values up to 100 in the afternoon.

Wednesday Night: Mostly clear. Muggy. Lows in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Thursday: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. Southwest winds 10 to 15 mph. Chance of rain 30 percent.

Thursday Night: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Muggy. Lows in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.

Friday: Partly cloudy. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 40 percent.

Friday Night: Mostly clear. Lows around 60.

Saturday: Mostly sunny. Highs in the lower 80s.

Saturday Night: Mostly clear. Lows in the lower 60s.

Sunday: Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.

Sunday Night: Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 40 percent.

Monday: Mostly cloudy with a chance of showers in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.

Monday Night: Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 30 percent.

Tuesday: Partly cloudy. Highs in the mid 70s.







Zone Forecast: Union County

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