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 cloudy to overcast skies with widespread chances of rain and thunderstorms, especially in North Carolina and Arkansas. Winds will generally be light to moderate, with some gusts reaching above 20 mph in parts of Oklahoma, Arkansas, and Texas. Temperatures remain mild to warm, with some hot spots in California and Oklahoma reaching above 99°F.

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

Current I-40 Conditions by State

North CarolinaThunderstorms
  • Chance of rain and thunderstorms likely throughout the day near Bayshore and Turkey with mostly overcast skies.
  • Areas of fog possible near Glen Alpine and Waynesville in the morning with continued chances of light rain.
  • Cloudy to overcast conditions dominate the region with no strong winds expected.
Updated Jul 25, 6:08 AM EDT
Official 511↗
TennesseeThunderstorms
  • Light rain chances with isolated thunderstorms possible near New Market and Lyles, mostly cloudy skies.
  • Winds remain below 20 mph, so no significant wind concerns.
Updated Jul 25, 5:08 AM CDT
Official 511↗
ArkansasThunderstorms
  • Rain and thunderstorms likely in Widener and Biscoe, with gusts reaching up to 20 mph in some areas.
  • Temperatures warm, reaching into the mid 80s with humid conditions.
Updated Jul 25, 5:08 AM CDT
Official 511↗
OklahomaPartly Cloudy
  • Winds gusting between 20 and 27 mph near Mustang and Grayson, with mostly clear skies developing later in the day.
  • Temperatures rising to the low 90s with some areas experiencing heat index values near 100°F.
  • Chance of thunderstorms near Lyles and Boma with mostly cloudy skies.
Updated Jul 25, 5:08 AM CDT
Official 511↗
New MexicoOvercast
  • Clear skies expected near Tucumcari, Clines Corners, and Paraje with mild temperatures in the 70s and 80s.
  • Winds mostly light, with some gusts near 16 mph in Tucumcari.
Updated Jul 25, 4:08 AM MDT
Official 511↗
TexasPartly Cloudy
  • Mostly clear skies with warm temperatures climbing into the upper 80s and low 90s near Groom and Vega.
  • Winds gusting up to 23 mph in Groom, providing some relief from the heat.
Updated Jul 25, 5:08 AM CDT
Official 511↗
ArizonaPartly Cloudy
  • Clear skies with temperatures ranging from the mid 70s to low 90s near Sanders, Holbrook, Winona, and Ash Fork.
  • Winds gusting up to 13 mph near Sanders and Holbrook.
Updated Jul 25, 3:08 AM MST
Official 511↗
CaliforniaClear
  • Very hot conditions near Needles with temperatures rising above 100°F, reaching up to 108°F in the afternoon.
  • Clear skies with light winds.
Updated Jul 25, 3:08 AM PDT
Official 511↗
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