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I-77 Interstate Road Conditions 511
Weather for road I-77
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Interstate 77 (I‑77) runs from Cayce, South Carolina, to Cleveland, Ohio, providing a north–south route through the Southeast and Appalachia. It passes through cities such as Columbia, Charlotte, Beckley, Charleston, and Akron.
- Road system: Interstate Highway System
- Year of construction: 1960
- Length: 610 miles
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See live weather forecast for I‑77. Get real‑time I‑77 road and weather conditions displayed directly on the interactive map for your route through South Carolina, North Carolina, Virginia, West Virginia, and Ohio.
The map shows live weather conditions along Interstate 77, 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.
North Carolina I-77 weather conditions
- In North Carolina, NC, current weather conditions indicate a temperature of 20.9°C (69.6°F) with a dew point of 20.4°C (68.7°F) and a high humidity level of 97%
- The atmospheric pressure is measured at 1019 mb (30.08 inHg)
- Winds are light, coming from the southeast at 3 to 6 mph (5 to 10 kph)
- Showers are currently occurring, contributing to a visibility of approximately 2.2 km (1.4 miles)
- The probability of precipitation is 2%.
Ohio I-77 weather conditions
- In Ohio, IL, the current weather is mostly cloudy with a temperature of 18.7°C (65.7°F) and a dew point of 14.3°C (57.7°F)
- The relative humidity is at 75%, indicating a moderately humid environment
- Winds are blowing from the southeast at 8 km/h (5 mph)
- Visibility is good at 9.6 km (6.0 miles)
- There are active weather alerts in the area, including an Extreme Heat Warning in effect from 11:00 AM to 9:00 PM on July 26, 2026, and an Extreme Heat Watch from 9:00 PM on July 26, 2026, until 10:00 PM on July 27, 2026
- There are currently no significant weather impacts affecting outdoor activities aside from these alerts.
South Carolina I-77 weather conditions
- In South Carolina, SC, the current weather at 8:02 AM on July 25, 2026, features light rain with a temperature of 23.9°C (75°F) and a dew point of 23.0°C (73°F)
- The humidity is notably high at 94%, contributing to a muggy atmosphere
- Winds are coming from the west at 5 to 10 km/h (3 to 6 mph)
- The atmospheric pressure is measured at 1018 mb (30.06 inHg), indicating stable conditions
- Visibility is good at approximately 12.3 km (7.6 miles)
- The probability of precipitation is 0%, meaning no significant rain is expected at this time.
Virginia I-77 weather conditions
- In Virginia, MN, a heat advisory is currently in effect from 11:00 AM to 9:00 PM on July 25, 2026
- The temperature is around 19.4°C (67°F) with a humidity level of 98%, creating a very muggy atmosphere
- Winds are coming from the southwest at approximately 4 km/h (3 mph)
- The sky is mostly cloudy, covering about 80% of the sky
- Visibility is good at 10.7 km (6.6 miles)
- There are no significant weather impacts affecting outdoor activities at this time.
West Virginia I-77 weather conditions
- The current weather in West Virginia, WV shows mostly cloudy conditions with a temperature of 19.6°C (67°F) and a dew point of 17.6°C (63°F), resulting in a humidity level of 88%
- The wind is light, coming from the south at 2 km/h (1 mph), creating a calm atmosphere
- The pressure is measured at 1019 mb (30.09 inHg), and visibility is good at 6.8 km (4.2 miles)
- There are no active weather alerts, and no precipitation is currently occurring.
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