I-26 weather conditions near Johnson City, Tennessee
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: A Few Clouds 68°F 2025-07-14T02:53:00-04:00
Overnight 2025-07-14, Mostly Cloudy. Mostly cloudy, with a low around 67. Calm wind.
Monday 2025-07-14, Partly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Monday Night 2025-07-14, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 68. Calm wind.
Tuesday 2025-07-15, Chance Showers then T-storms Likely. Showers and thunderstorms likely, mainly after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Tuesday Night 2025-07-15, T-storms Likely then Chance Showers. Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Wednesday 2025-07-16, Chance T-storms then T-storms Likely. A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night 2025-07-16, T-storms Likely then Chance Showers. Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday 2025-07-17, Chance T-storms then T-storms Likely. A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny and hot, with a high near 90. Chance of precipitation is 70%.
Thursday Night 2025-07-17, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday 2025-07-18, Chance Showers then Showers Likely. A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 70%.
Friday Night 2025-07-18, Showers Likely then Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday 2025-07-19, Slight Chance T-storms then Showers Likely. Showers and thunderstorms likely. Partly sunny and hot, with a high near 90. Chance of precipitation is 60%.
Saturday Night 2025-07-19, Showers Likely then Chance T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday 2025-07-20, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Current condition: A Few Clouds 68°F 2025-07-14T02:53:00-04:00 
Overnight 2025-07-14, Mostly Cloudy. Mostly cloudy, with a low around 67. Calm wind.Monday 2025-07-14, Partly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Monday Night 2025-07-14, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 68. Calm wind.Tuesday 2025-07-15, Chance Showers then T-storms Likely. Showers and thunderstorms likely, mainly after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Tuesday Night 2025-07-15, T-storms Likely then Chance Showers. Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Wednesday 2025-07-16, Chance T-storms then T-storms Likely. A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night 2025-07-16, T-storms Likely then Chance Showers. Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday Night 2025-07-17, T-storms Likely then Chance T-storms. Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday 2025-07-18, Chance Showers then Showers Likely. A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 70%.
Friday Night 2025-07-18, Showers Likely then Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday 2025-07-19, Slight Chance T-storms then Showers Likely. Showers and thunderstorms likely. Partly sunny and hot, with a high near 90. Chance of precipitation is 60%.
Sunday 2025-07-20, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.