Interstate 40 (I-40) Road Conditions

I-40 Road Conditions and Weather Map. Check the road conditions and current and forecast weather on I-40 on this page. Check conditions hour by hour with the time slider, switch between weather, temperature and wind views, and watch live radar for the route.

I40 Weather Summary

Along I40, expect mostly warm and dry conditions with clear to partly cloudy skies across the western states including California, Arizona, New Mexico, and Texas. Scattered rain and thunderstorms are likely in eastern North Carolina, with overcast skies and some gusty winds. Temperatures will be notably hot in parts of California and the Southwest, with some areas experiencing heat indices above 100°F. Winds will be gusty in parts of Oklahoma and Texas, with gusts exceeding 20 mph in several locations.

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Lighter shade = chance, darker = definite. Orange ring = possible ice.

Current I-40 Conditions by State

North CarolinaThunderstorms
  • Rain and thunderstorms likely in Eastern North Carolina from 9 a.m. to 12 p.m., with overcast skies prevailing.
  • Cloudy conditions with rain chances continue through the afternoon in central areas like Turkey and Glen Alpine.
Updated Jul 23, 4:08 PM EDT
Official 511
TennesseePartly Cloudy
  • Mostly cloudy skies with occasional light rain and a chance of thunderstorms in western and central Tennessee.
  • Winds remain below 20 mph, so no significant wind concerns.
Updated Jul 23, 3:08 PM CDT
Official 511
ArkansasPartly Cloudy
  • Warm and mostly dry with clear to partly cloudy skies in northern Arkansas including Widener, Biscoe, and Menifee.
Updated Jul 23, 3:08 PM CDT
Official 511
OklahomaHigh Wind
  • Hot temperatures with highs reaching up to 99°F in areas like Mustang and Texola.
  • Gusty winds over 20 mph expected in Mustang, Texola, and Indianapolis, with gusts up to 33 mph.
  • Clear skies dominate the region, providing dry and sunny conditions.
Updated Jul 23, 3:08 PM CDT
Official 511
TexasHigh Wind
  • Very hot conditions with temperatures reaching 101°F in Groom and 100°F in Vega, with heat indices also high.
  • Winds gusting over 20 mph in Vega and Groom, adding to the heat discomfort.
  • Mostly clear skies with little cloud cover.
Updated Jul 23, 3:08 PM CDT
Official 511
New MexicoOvercast
  • Warm and mostly clear conditions in Clines Corners, Paraje, and Prewitt.
  • Winds gusting over 20 mph in Clines Corners and Prewitt, with gusts up to 28 mph in the afternoon.
Updated Jul 23, 2:08 PM MDT
Official 511
ArizonaThunderstorms
  • Hot and dry with clear skies in Sanders, Holbrook, Winona, and Ash Fork.
  • Chance of thunderstorms in Winona early in the period, but mostly dry elsewhere.
Updated Jul 23, 1:08 PM MST
Official 511
CaliforniaClear
  • Extreme heat in Needles with temperatures exceeding 110°F and heat indices matching, so take precautions for heat exposure.
  • Clear skies with very little cloud cover.
Updated Jul 23, 1:08 PM PDT
Official 511