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.

Updated Aug 10, 3:10 AM PDT · 8 states Clear to Partly Cloudy
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I40 Weather Summary

Along I40, expect mostly dry conditions with generally clear to partly cloudy skies from the East Coast through the Southwest. Temperatures will be warm, with some areas in Arkansas, Oklahoma, and California experiencing heat indices reaching or exceeding 99°F. Winds will be mostly moderate, with gusts over 20 mph mainly in parts of Arkansas, Oklahoma, Texas, and New Mexico. No precipitation or severe weather is forecasted along the route during this period.

Current I-40 Conditions by State

North CarolinaClear
  • Clear skies prevail across the Bayshore and Turkey areas throughout the morning and early afternoon.
  • Temperatures rise into the upper 80s with heat indices near 100°F by early afternoon.
  • Winds remain light with gusts below 20 mph.
Updated Aug 10, 6:10 AM EDT
Official 511
TennesseeClear
  • Mostly clear to partly cloudy skies expected in New Market, Boma, Lyles, and Lakeland.
  • Temperatures climb into the mid to upper 80s, with heat indices reaching the high 90s.
  • Winds gust up to around 20 mph in Lyles and Boma during mid to late morning.
Updated Aug 10, 5:10 AM CDT
Official 511
ArkansasClear
  • Clear skies dominate in Widener, Biscoe, Menifee, and Kibler with temperatures climbing into the upper 80s and low 90s.
  • Expect gusty winds over 20 mph in Menifee and Grayson, especially late morning to early afternoon.
  • Heat indices near or above 99°F in Menifee and Biscoe by afternoon.
Updated Aug 10, 5:10 AM CDT
Official 511
OklahomaHigh Wind
  • Clear to mostly clear skies across Mustang, Texola, and Indianapolis.
  • Temperatures reach into the low 90s with heat indices near 100°F in Mustang and Texola.
  • Winds gust over 20 mph in Mustang, Texola, and Indianapolis during the late morning and afternoon hours.
Updated Aug 10, 5:10 AM CDT
Official 511
TexasClear
  • Clear skies expected in Groom and Vega with temperatures climbing into the upper 80s and low 90s.
  • Winds gust over 20 mph in Groom and Vega throughout the morning and early afternoon.
Updated Aug 10, 5:10 AM CDT
Official 511
New MexicoHigh Wind
  • Clear skies dominate in Tucumcari, Clines Corners, Paraje, Prewitt, Wingate, and Armijo.
  • Winds gust over 20 mph in Tucumcari, Clines Corners, and Prewitt during the morning hours.
  • Temperatures mostly in the 70s and 80s, no extreme heat noted.
Updated Aug 10, 4:10 AM MDT
Official 511
ArizonaPartly Cloudy
  • Clear to partly cloudy skies in Sanders, Holbrook, Winona, and Ash Fork.
  • Winds gust up to 25 mph in Sanders and Holbrook in the morning.
  • Temperatures in the 70s and 80s, comfortable conditions.
Updated Aug 10, 3:10 AM MST
Official 511
CaliforniaPartly Cloudy
  • Clear skies with very hot conditions in Needles, with temperatures reaching 101°F and heat indices over 100°F.
  • Winds gust up to 27 mph in the morning, easing slightly by afternoon.
Updated Aug 10, 3:10 AM PDT
Official 511
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