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Union Church, TN Weather Forecast
Union Church, TN Weather Forecast Date: 706 PM EDT Thu Oct 08 2026
The area/counties/county of: Washington County Tn, including the city of Johnson City.or toggle through each period.
Tonight... Mostly cloudy. Lows in the lower to mid 50s. Light winds.
Friday... Mostly cloudy. Highs in the upper 70s to lower 80s. Light winds.
Friday Night... Mostly cloudy. A chance of showers late. Lows in the upper 50s. East winds 10 mph or less with gusts up to 25 mph. Chance of rain 40%.
Saturday... Showers. Highs in the upper 60s to lower 70s. East winds 10 to 20 mph. Gusts up to 35 mph, increasing to 45 mph in the afternoon. Chance of rain 90%.
Saturday Night... Showers. Near steady temperature around 60. East winds 10 to 15 mph with gusts up to 50 mph. Chance of rain 90%.
Sunday... Showers with a slight chance of thunderstorms. Highs in the mid to upper 70s. Chance of rain 90%.
Sunday Night... Showers likely. Lows in the lower 60s. Chance of rain 70%.
Columbus Day... Cloudy with a chance of showers in the morning, then partly sunny with a slight chance of showers in the afternoon. Highs in the lower to mid 70s. Chance of rain 50%.
Monday Night... Partly cloudy in the evening, then clearing. Lows in the upper 50s.
Tuesday... Sunny. Highs in the upper 70s to lower 80s.
Tuesday Night... Mostly clear. Lows in the upper 50s.
Wednesday... Sunny. Highs in the mid to upper 70s.
Wednesday Night... Mostly clear. Lows in the mid 50s.
POP = Probability of Precipitation
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