| NWS Forecast for: Union County Issued by: National Weather Service Morristown, TN Last Update: 706 AM EDT Tue May 12 2026 |  |
| Today: Sunny. Highs in the upper 70s. Light winds. Tonight: Mostly clear. Lows in the mid 50s. Light winds. Wednesday: Mostly sunny. A chance of showers and thunderstorms early in the afternoon. A chance of showers with a slight chance of thunderstorms late. Highs in the upper 70s. Southwest winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. Wednesday Night: Mostly clear. Lows in the upper 40s. Northwest winds 10 mph or less. Thursday: Sunny. Highs around 70. Northwest winds 10 mph or less. Thursday Night: Mostly clear. Lows in the mid 40s. Friday: Sunny. Highs in the upper 70s. Friday Night: Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 20 percent. Saturday: Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. Saturday Night: Partly cloudy. Lows in the lower 60s. Sunday: Mostly sunny. Highs around 90. Sunday Night: Partly cloudy. Lows in the mid 60s. Monday: Mostly sunny. Highs in the lower 90s. | |
| Zone Forecast: Union County | |
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