| NWS Forecast for: Jefferson County Issued by: National Weather Service Morristown, TN Last Update: 106 PM EDT Fri Sep 4 2026 | |
Rest Of Today: Sunny. Highs in the upper 90s. Light winds. Heat index values around 106. Tonight: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Light winds. Saturday: Mostly sunny. A chance of showers and thunderstorms early in the afternoon. A slight chance of showers and thunderstorms late. Humid with highs in the mid 90s. Light winds. Chance of rain 30 percent. Saturday Night: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the lower 70s. Light winds. Chance of rain 40 percent. Sunday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Light winds. Chance of rain 20 percent. Sunday Night: Partly cloudy. Lows in the upper 60s. Labor Day: Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent. Monday Night: Partly cloudy. Lows in the upper 60s. Tuesday: Mostly sunny. Highs around 90. Tuesday Night: Partly cloudy. Lows in the upper 60s. Wednesday: Mostly sunny. Highs in the lower 90s. Wednesday Night: Mostly clear. Lows in the lower 70s. Thursday: Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. | |
| Zone Forecast: Jefferson County | |
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