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Tva, TN Weather Forecast
Tva, TN Weather Forecast Date: 706 PM EDT Fri Oct 02 2026
The area/counties/county of: Washington County Tn, including the city of Johnson City.or toggle through each period.
Tonight... Mostly cloudy. A chance of showers with a slight chance of thunderstorms until early morning, then a chance of showers late. Lows in the mid 60s. Light winds. Chance of rain 50%.
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 upper 70s to lower 80s. Light winds. Chance of rain 70%.
Saturday Night... Mostly cloudy. A chance of showers in the evening. A slight chance of thunderstorms. Showers after midnight. Lows in the mid 60s. Light winds. Chance of rain 80%.
Sunday... Showers with a slight chance of thunderstorms. Highs in the lower to mid 70s. Light winds. Chance of rain 90%.
Sunday Night... Cloudy. A chance of showers in the evening. Lows around 60. Light winds. Chance of rain 50%.
Monday... Partly sunny in the morning, then clearing. Highs in the lower to mid 70s.
Monday Night... Mostly clear. Lows in the upper 40s.
Tuesday... Sunny. Highs in the lower to mid 70s.
Tuesday Night... Mostly clear. Lows in the mid 40s.
Wednesday... Sunny. Highs in the lower to mid 70s.
Wednesday Night... Mostly clear. Lows in the mid to upper 40s.
Thursday... Sunny. Highs in the mid to upper 70s.
Thursday Night... Mostly clear. Lows in the mid to upper 40s.
POP = Probability of Precipitation
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