| NWS Forecast for: Sullivan County Issued by: National Weather Service Morristown, TN Last Update: 108 PM EDT Mon Jun 22 2026 |  |
Rest Of Today: Showers and thunderstorms. Highs in the lower 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent. Tonight: Showers with a chance of thunderstorms in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 10 mph or less. Chance of rain near 100 percent. Tuesday: Mostly cloudy with a chance of showers in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms early in the afternoon. Mostly sunny late. Highs in the mid to upper 70s. Northwest winds 5 to 10 mph. Chance of rain 50 percent. Tuesday Night: Mostly clear. Lows in the upper 50s. Light winds. Wednesday: Sunny. Highs in the lower to mid 80s. Light winds. Wednesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Thursday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid to upper 80s. 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 after midnight. Lows in the upper 60s. Chance of rain 30 percent. Friday: Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid to upper 80s. Chance of rain 50 percent. Friday Night: Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent. Saturday: Showers likely with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower to mid 80s. Chance of rain 70 percent. Saturday Night: Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent. Sunday: Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid to upper 80s. Chance of rain 50 percent. | |
| Zone Forecast: Sullivan County | |
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