The app this map came from
Weather Navigation carries the same radar and road-surface data on Apple CarPlay and Android Auto, with a weather-aware route planner, storm-cell tracking and radar that refreshes every two minutes over the US.
Scan to install Weather Navigation
Radar and live pavement conditions on the 76 miles of I-81 in Tennessee — plus closures, road work and city-by-city weather across the state.
Updated Sep 11, 2026 12:33 AM UTC · Mostly dry
Lowest 82°F near Kingsport, Tennessee · Highest wind 4 mph near Kingsport, Tennessee
Use Weather Navigation for your next Road Trip
I-81 runs 76 miles across Tennessee.
Weather data from Sep 11, 2026 12:33 AM UTC
Dry
Official Tennessee road conditions (smartway.tn.gov) ↗
I-81 crosses 76 miles of Tennessee, from the Virginia line to its end in the state. That is 9% of I-81's 855 miles.
Inside Tennessee it meets I-26 at Kingsport, and I-40.
No full closures are reported on I-81 in Tennessee as of Sep 11, 2026 12:33 AM UTC, and no lane closures or roadworks either. Always check with the responsible state DOT before setting off.
From Dandridge to Bristol, with the position of each town measured along this stretch itself — counted from the Dandridge end, not from a state milepost, so it will not match the numbers on the signs.
Places from the US Census Gazetteer and population estimates, both public domain; distances measured along this page's own route geometry.
Summaries fetched Sep 10, 2026 12:06 PM UTC
The same live radar and road-surface data as this map, on your phone and on Apple CarPlay or Android Auto.
Weather Navigation carries the same radar and road-surface data on Apple CarPlay and Android Auto, with a weather-aware route planner, storm-cell tracking and radar that refreshes every two minutes over the US.