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 2025-08-17T03:53:00-04:00
Today 2025-08-17, Hot. Sunny and hot, with a high near 91. Calm wind becoming northwest around 5 mph.
Tonight 2025-08-17, Slight Chance T-storms then Patchy Fog. A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 68. Calm wind.
Monday 2025-08-18, Patchy Fog then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 90. Calm wind becoming north around 5 mph.
Monday Night 2025-08-18, Slight Chance T-storms then Mostly Clear. A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 66. Calm wind.
Tuesday 2025-08-19, Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 90. Calm wind.
Tuesday Night 2025-08-19, Chance T-storms then Mostly Clear. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Calm wind.
Wednesday 2025-08-20, Mostly Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Calm wind becoming northwest around 5 mph.
Wednesday Night 2025-08-20, Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67.
Thursday 2025-08-21, Slight Chance T-storms then Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86.
Thursday Night 2025-08-21, Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66.
Friday 2025-08-22, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Friday Night 2025-08-22, Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Saturday 2025-08-23, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Current condition: A Few Clouds 68°F 2025-08-17T03:53:00-04:00 
Today 2025-08-17, Hot. Sunny and hot, with a high near 91. Calm wind becoming northwest around 5 mph.Tonight 2025-08-17, Slight Chance T-storms then Patchy Fog. A 20 percent chance of showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 68. Calm wind.
Monday 2025-08-18, Patchy Fog then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 90. Calm wind becoming north around 5 mph.
Monday Night 2025-08-18, Slight Chance T-storms then Mostly Clear. A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 66. Calm wind.
Tuesday 2025-08-19, Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 90. Calm wind.
Tuesday Night 2025-08-19, Chance T-storms then Mostly Clear. A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Calm wind.
Wednesday 2025-08-20, Mostly Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Calm wind becoming northwest around 5 mph.
Wednesday Night 2025-08-20, Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67.
Thursday 2025-08-21, Slight Chance T-storms then Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86.
Thursday Night 2025-08-21, Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66.
Friday 2025-08-22, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Saturday 2025-08-23, Chance Showers then Chance T-storms. A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.