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I-81 Interstate Road Conditions 511
Weather for road I-81
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Interstate 81 (I‑81) runs from Dandridge, Tennessee, to Wellesley Island, New York (at the Canadian border), providing a north–south route through the Appalachians and Eastern Seaboard.It passes through cities such as Knoxville, Bristol, Roanoke, Harrisburg, Scranton, Syracuse, and Watertown.
- Road system: Interstate Highway System
- Year of construction: 1957
- Length: 855 miles
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See live weather forecast for I‑81. Get real‑time I‑81 road and weather conditions displayed directly on the interactive map for your route through Tennessee, Virginia, West Virginia, Maryland, Pennsylvania, and New York.
The map shows live weather conditions along Interstate 81, updated frequently to help drivers plan safer trips. 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.
Maryland I-81 weather conditions
- Current weather conditions in Maryland, MD indicate a temperature of 6.0°C (43°F) with a dew point of -3.7°C (25°F) and humidity at 50%
- The wind is blowing from the east at 5 to 10 kph (3 to 6 mph)
- The atmospheric pressure is measured at 1028 mb (30.4 inHg)
- Visibility is good at 16 km (9.9 miles) under partly cloudy skies, with a cloud coverage of 40%
- No significant weather alerts are currently in effect.
New York I-81 weather conditions
- Currently in New York, NY, the weather is cloudy with a temperature of 3.9°C (39°F) and a dewpoint of -4.7°C (24°F)
- The relative humidity is at 53%, and the atmospheric pressure is 1028 mb (30.4 inHg)
- Winds are coming from the southeast at 8 kph (5 mph)
- Visibility is good at 16 km (9.9 miles)
- There are no active weather alerts at this time.
Pennsylvania I-81 weather conditions
- In Pennsylvania, the current weather conditions are partly cloudy with a temperature of 1.6°C (34.9°F) and a dew point of -9.6°C (14.7°F)
- The relative humidity stands at 43%, with a pressure of 1025 mb (30.3 inHg)
- Winds are coming from the southeast at 8.7 kph (5.4 mph)
- Visibility is good at 16 km (9.9 miles)
- There are no significant weather alerts at this time, and no precipitation or snowfall is occurring.
Tennessee I-81 weather conditions
- In Tennessee, TN, the current weather conditions indicate a temperature of 16.8°C (62°F) with a dew point of 9.9°C (49.8°F) and relative humidity at 64%
- The sky is mostly cloudy, covering about 75% of the sky
- Winds are coming from the south-southeast at 16.5 kph (10.3 mph)
- There is an active wind advisory in effect from 8:00 AM on March 15, 2026, until 7:00 AM on March 16, 2026
- Additionally, NOAA has issued an enhanced risk of severe thunderstorms in the area, indicating a moderate risk for severe storms, which could impact outdoor activities.
Virginia I-81 weather conditions
- The current weather in Virginia, VA, shows mostly sunny conditions with a temperature of 7.3°C (45°F) and a dew point of -0.8°C (30°F)
- The humidity is at 56%, indicating a moderately comfortable atmosphere
- Winds are coming from the east-southeast at 5 to 10 km/h (3 to 6 mph), contributing to a pleasant outdoor experience
- The visibility is good, reaching 16 km (9.9 miles)
- The atmospheric pressure is measured at 1024 mb (30.18 inHg), which is typical for stable weather conditions
- There are no active weather alerts at this time, and no precipitation or snowfall has been recorded.
West Virginia I-81 weather conditions
- Current weather conditions in West Virginia indicate a mostly sunny day with a temperature of 13.3°C (56°F) and a relative humidity of 51%
- The wind is blowing from the southeast at a speed of 10 to 22 mph (16 to 35 km/h)
- Atmospheric pressure is stable at 1017 mb (30.06 inHg)
- Visibility is good, reaching up to 16 km (9.9 miles)
- There are no active weather alerts at this time, and no precipitation is expected.
Cameras for road I-81
IDOT: 187th. HD
2 months ago
IDOT: Harlem Ave. HD
2 months ago
IDOT: W/o LaGrange Rd. HD
2 months ago
IDOT: E/o 104th Ave. HD
a month ago
IDOT: Wolf Rd. HD
a month ago
IDOT: Near Wt. Station HD
a month ago
IDOT: Parker Rd. HD
a month ago
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