I-40 Interstate Road Conditions 511

I-40

Weather for road I-40

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Interstate 40 (I‑40) runs more than 2,550 miles from Barstow, California, to Wilmington, North Carolina, serving as a major east–west route across the southern United States. It passes through key cities such as Albuquerque, Oklahoma City, Little Rock, Memphis, and Raleigh.

  • Road system: Interstate Highway System
  • Year of construction: 1957
  • Length: 2,555 miles

Temperature

Wind Speed

Rain Precip.

Coverage

Up to 144 hours

Lowest temp.

-

Highest temp.

-

Highest wind

-

Pressure

-

Description

See live weather forecast for I‑40. Get real‑time I‑40 road weather conditions displayed directly on the interactive map for your route from California to North Carolina. The map shows live weather conditions along Interstate 40, updated frequently to help drivers plan safer cross‑country 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.

Weather conditions overview along the road I-40

Arkansas I-40 weather conditions

  • In Arkansas, the current weather is characterized by cloudy conditions with a temperature of 16.5°C (62°F)
  • The humidity level is relatively high at 83%, contributing to a muggy atmosphere
  • The wind is blowing from the south-southwest at approximately 13 km/h (8 mph), which may provide a slight breeze throughout the day
  • The visibility is good at 16 km (10 miles), allowing for clear sightlines despite the cloud cover
  • Atmospheric pressure is measured at 1020 mb (30.12 inHg), indicating stable weather conditions
  • There are no significant weather alerts at this time, and the probability of precipitation is 0%, suggesting that no rain is expected today.

Arizona I-40 weather conditions

  • Current weather conditions in Arizona, AZ indicate a temperature of 10.1°C (50°F) with a dew point of 5.6°C (42°F) and a relative humidity of 74%
  • The atmospheric pressure is measured at 1018 mb (30.06 inHg), and visibility is good at 16 km (9.9 miles)
  • Winds are coming from the south-southwest at 9 kph (6 mph)
  • The weather is mostly clear, and there are no active weather alerts at this time.

California I-40 weather conditions

  • The current weather in California, CA is partly cloudy with a temperature of 15.9°C (60°F)
  • The humidity level is at 72%, contributing to a comfortable atmosphere
  • Winds are coming from the southeast at approximately 4 km/h (2 mph)
  • The atmospheric pressure is measured at 1014 mb (29.9 inHg)
  • Visibility is good, reaching 16 km (9.9 miles)
  • There are no active weather alerts at this time, and no precipitation is occurring.

North Carolina I-40 weather conditions

  • In North Carolina, the current weather conditions indicate a temperature of 9.6°C (49°F) with a dew point of 7.6°C (45°F)
  • Humidity levels are at 87%, creating a rather moist atmosphere
  • The pressure is measured at 1031 mb (30.45 inHg), suggesting stable conditions
  • Winds are light, blowing from the south-southwest at approximately 2 to 4 mph (3 to 6 kph)
  • The sky is mostly cloudy, covering about 75% of the sky
  • Visibility is good at 16.1 km (10 miles)
  • There are no active weather alerts at this time, and no precipitation is occurring
  • Overall, it is a cool, cloudy morning in the region.

Oklahoma I-40 weather conditions

  • In Oklahoma, OK, the current weather is clear with a temperature of 18.7°C (65.7°F) and a dew point of 11.9°C (53.4°F)
  • The relative humidity is at 65%, and the atmospheric pressure is 1014 mb (29.9 inHg)
  • Winds are coming from the south-southwest at approximately 17 km/h (11 mph)
  • Visibility is good at 16 km (9.9 miles)
  • There is an active wind advisory in effect from 9:00 AM to 9:00 PM today, indicating that strong winds may pose risks for outdoor activities
  • No significant weather impacts have been reported at this time.

Tennessee I-40 weather conditions

  • In Tennessee, TN, the current weather is partly cloudy with a temperature of 14.9°C (59°F)
  • The humidity level is at 76%, indicating a fairly moist atmosphere
  • The wind is blowing from the south at a speed of 10.8 km/h (6.7 mph)
  • The atmospheric pressure is measured at 1026 mb (30.3 inHg), suggesting stable weather conditions
  • Visibility is good at 16 km (9.9 miles)
  • There are no active weather alerts at this time, and the conditions are suitable for outdoor activities.

Texas I-40 weather conditions

  • Current weather conditions in Texas, TX indicate a temperature of 17.8°C (64°F) with a relative humidity of 87%
  • The wind is blowing from the south at 27 km/h (17 mph), and visibility is good at 16.1 km (10 miles)
  • The atmospheric pressure is measured at 1016 mb (30.06 inHg)
  • The sky is partly cloudy, providing a pleasant start to the day
  • There are no active weather alerts at this time, and no precipitation is occurring.

Cameras for road I-40

IDOT: 187th. HD

2 months ago

Photo from camera: IDOT: 187th. HD

IDOT: Harlem Ave. HD

2 months ago

Photo from camera: IDOT: Harlem Ave. HD

IDOT: W/o LaGrange Rd. HD

2 months ago

Photo from camera: IDOT: W/o LaGrange Rd. HD

IDOT: E/o 104th Ave. HD

2 months ago

Photo from camera: IDOT: E/o 104th Ave. HD

IDOT: Wolf Rd. HD

2 months ago

Photo from camera: IDOT: Wolf Rd. HD

IDOT: Near Wt. Station HD

2 months ago

Photo from camera: IDOT: Near Wt. Station HD

IDOT: Parker Rd. HD

2 months ago

Photo from camera: IDOT: Parker Rd. HD

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