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I-26 Interstate Road Conditions
I-26 Road Conditions & Weather
Updated Aug 23, 2026 11:23 PM UTC · 3 states · Mostly dry
Lowest 67°F near Johnson City, Tennessee · Highest wind 11 mph near Asheville, North Carolina
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Interstate 26 (I‑26) runs from Kingsport, Tennessee, through Asheville, North Carolina, to Charleston, South Carolina, providing a key northwest–southeast route between the mountains and the Atlantic coast. It passes through cities such as Johnson City, Asheville, Columbia, and Charleston.
- Road system: Interstate Highway System
- Year of construction: 1950
- Length: 330 miles
Weather data from Aug 23, 2026 11:23 PM UTC
67°F
96°F
11 mph
1011-1017 hPa
Current I-26 Conditions by State
Tennessee I-26 road conditions
Dry
- Johnson City 80°F · 8 mph wind · Dry
- Kingsport 82°F · 7 mph wind · Dry
South Carolina I-26 road conditions
Dry
- Charleston 89°F · 7 mph wind · Dry
- Columbia 94°F · 4 mph wind · Dry
- Greenville 88°F · 4 mph wind · Dry
See live weather forecast for I‑26. Get real‑time I‑26 road and weather conditions displayed directly on the interactive map for your route between Tennessee, North Carolina, and South Carolina.
The map shows live weather conditions along Interstate 26, updated frequently to help drivers plan safer trips through mountain passes, rolling hills, and coastal lowlands. Forecasts are generated for the next 6 hours at key highway points and include temperature and conditions such as clear skies, rain, storms, snow, high wind, hail, and more.
4 current reports along the route. Always check with the responsible state DOT before setting off.
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Lanes blocked
Construction on I-26 Westbound in Buncombe County from mile marker 26 to mile marker 25. 1 Right lane closed. Id: 6371
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Lanes blocked
Use caution on I-26 Westbound past Exit 9 in Madison County, due to road work until Friday, August 14 at 5:00 pm…
Use caution on I-26 Westbound past Exit 9 in Madison County, due to road work until Friday, August 14 at 5:00 pm. Updated 6:04 pm. ID -26071600127.
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Lanes blocked
Construction on I-26 Westbound in Buncombe County from SR-251 to SR-251. 1 Right lane closed. Id: 6360
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Restriction
Emergency Road Work on I-26 Eastbound in Buncombe County Near mile marker 25. 1 Right Shoulder Closed. Id: 3905
North Carolina I-26 weather conditions
Asheville, NC weather
- In Asheville, NC, as of 8:04 AM on August 23, 2026, the current temperature is 17.9°C (64°F) with a high humidity level of 91%
- The weather is characterized by mist and fog, which may reduce visibility to approximately 0.9 km (0.6 miles)
- Winds are coming from the north-northwest at 6.5 kph (4 mph)
- The atmospheric pressure is measured at 1013 mb (29.91 inHg)
- Overall, conditions are quite humid and foggy, which could impact travel and outdoor activities.
South Carolina I-26 weather conditions
Charleston, SC weather
- The current weather conditions for Charleston, SC indicate a mostly sunny day with a temperature of 26.3°C (79°F) and a relative humidity of 88%
- The wind is blowing from the west-southwest at 7 kph (4 mph)
- Visibility is good at 16 km (9.9 miles)
- In approximately 5 to 6 hours, the maximum feels-like temperature is forecasted to reach 39.4°C (103°F), presenting a low temperature risk for outdoor activities
- There are no active weather alerts at this time.
Columbia, SC weather
- In Columbia, SC, the current weather conditions indicate a sunny day with a temperature of 22.6°C (72°F) and a humidity level of 93%
- The forecast suggests that the maximum feels-like temperature could reach 35.8°C (96°F) in approximately 5 to 6 hours, presenting a low risk related to temperature for outdoor activities
- The wind is coming from the northwest at about 2 km/h (1 mph), and visibility is good at 15.3 km (9.5 miles)
- There are no active weather alerts in place, and there is no precipitation expected.
Greenville, SC weather
- The current weather in Greenville, SC, shows a temperature of 20.3°C (68°F) with a dew point of 19.4°C (67°F) and a high humidity level of 95%
- The air pressure is at 1014 mb (29.94 inHg)
- Winds are light, coming from the west-southwest at 2 km/h (1 mph)
- Visibility is good at 16 km (9.9 miles), and the weather is clear and sunny
- There are no active weather alerts at this time, and the probability of precipitation is 0%.
Tennessee I-26 weather conditions
Knoxville, TN weather
- Current weather conditions in Knoxville, TN indicate a temperature of 18.4°C (65°F) with a dew point of 17.9°C (64°F)
- The humidity is quite high at 97%, contributing to a mist and fog situation in the area
- The wind is calm, blowing from the west at approximately 0.3 kph (0.2 mph)
- Visibility is reduced to 16 km (9.9 miles)
- The atmospheric pressure is measured at 1017 mb (30.06 inHg)
- As of now, there are no active weather alerts in effect.
I-26 Road Weather FAQ
- Is I-26 closed right now?
- No full closures are reported on I-26 as of Aug 23, 2026 11:47 PM UTC. 4 lane closures, roadworks or restrictions are in force. They are listed under closures and road blocks on this page.
- What are I-26 road conditions today?
- The map on this page colours the route along I-26 by what is on the carriageway right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Aug 23, 2026 11:23 PM UTC. Right now temperatures run from 67°F to 96°F and the strongest wind is 11 mph.
- How often are I-26 road conditions updated?
- The road surface and weather layers are rebuilt whenever this page is opened with data more than ten minutes old, and refreshed on a schedule in between, so nothing here is more than about two hours old even on a road nobody has looked at. Closures and road blocks are re-imported from the state 511 feeds every fifteen minutes, and the written state-by-state summaries are refreshed daily. Every section on this page carries the time its data was fetched.
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