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: Fair 68°F 2025-07-15T02:30:00-04:00
Overnight 2025-07-15, Partly Cloudy. Partly cloudy, with a low around 69. Calm wind.
Tuesday 2025-07-15, Mostly Sunny then Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-07-15, T-storms Likely then Chance Showers. Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday 2025-07-16, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night 2025-07-16, T-storms Likely. Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday 2025-07-17, Chance T-storms then T-storms. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 91. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night 2025-07-17, T-storms then Chance Showers. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 80%.
Friday 2025-07-18, Chance T-storms then T-storms. A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 90. Chance of precipitation is 80%.
Friday Night 2025-07-18, T-storms then Chance T-storms. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.
Saturday 2025-07-19, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Partly sunny and hot, with a high near 90. Chance of precipitation is 70%.
Saturday Night 2025-07-19, T-storms Likely then Chance T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Sunday 2025-07-20, Chance Showers then Showers Likely. Showers and thunderstorms likely. Mostly sunny and hot, with a high near 90. Chance of precipitation is 60%.
Sunday Night 2025-07-20, Showers Likely then Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday 2025-07-21, Slight Chance T-storms then Showers Likely. Showers and thunderstorms likely. Mostly sunny and hot, with a high near 90. Chance of precipitation is 60%.
Current condition: Fair 68°F 2025-07-15T02:30:00-04:00 Tuesday 2025-07-15, Mostly Sunny then Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 97. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-07-15, T-storms Likely then Chance Showers. Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 3am. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday 2025-07-16, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night 2025-07-16, T-storms Likely. Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm. Chance of precipitation is 60%.Thursday 2025-07-17, Chance T-storms then T-storms. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 91. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night 2025-07-17, T-storms then Chance Showers. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 80%.
Friday 2025-07-18, Chance T-storms then T-storms. A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 90. Chance of precipitation is 80%.
Friday Night 2025-07-18, T-storms then Chance T-storms. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.
Saturday 2025-07-19, Chance T-storms then T-storms Likely. Showers and thunderstorms likely, mainly after 2pm. Partly sunny and hot, with a high near 90. Chance of precipitation is 70%.
Saturday Night 2025-07-19, T-storms Likely then Chance T-storms. Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Sunday 2025-07-20, Chance Showers then Showers Likely. Showers and thunderstorms likely. Mostly sunny and hot, with a high near 90. Chance of precipitation is 60%.
Sunday Night 2025-07-20, Showers Likely then Chance T-storms. Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday 2025-07-21, Slight Chance T-storms then Showers Likely. Showers and thunderstorms likely. Mostly sunny and hot, with a high near 90. Chance of precipitation is 60%.