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 Sep 9, 2:07 PM MDT · 8 states Clear to Thunderstorms
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I40 Weather Summary

Along I40, expect mostly warm to hot conditions with temperatures reaching above 100°F in parts of California, Arizona, New Mexico, Oklahoma, Arkansas, and Texas. Scattered thunderstorms with light rain chances are forecasted in western Texas and eastern New Mexico, with some gusty winds over 20 mph in parts of New Mexico, Oklahoma, and Texas. Clear skies prevail in many areas, especially in North Carolina and Tennessee, while some regions in New Mexico and Texas experience more cloudiness and overcast conditions.

Current I-40 Conditions by State

North CarolinaClear
  • Mostly mild temperatures in the 70s and 80s with no significant weather events.
  • Skies mostly clear to partly cloudy across the state.
Updated Sep 9, 4:07 PM EDT
Official 511
TennesseeClear
  • Warm temperatures in the upper 80s to upper 90s with some locations feeling above 99°F.
  • Clear skies dominate the region, especially around New Market and Boma.
  • No significant wind gusts over 20 mph expected.
Updated Sep 9, 3:07 PM CDT
Official 511
ArkansasPartly Cloudy
  • Hot conditions with temperatures reaching up to 99°F and heat index values above 100°F in places like Widener and Menifee.
  • Clear to partly cloudy skies with no precipitation expected.
  • Winds generally below 20 mph, so no notable wind events.
Updated Sep 9, 3:07 PM CDT
Official 511
OklahomaThunderstorms
  • Hot weather with temperatures around 100°F and heat indices exceeding 105°F in Grayson and Mustang.
  • Chance of scattered thunderstorms with light rain in Indianapolis and Texola, especially from late morning through afternoon.
  • Wind gusts over 20 mph expected in Indianapolis and Texola, with gusts up to 27 mph in the afternoon.
Updated Sep 9, 3:07 PM CDT
Official 511
TexasThunderstorms
  • Very hot temperatures with highs reaching 95°F to 99°F and heat indices over 100°F in Groom and Vega.
  • Scattered thunderstorms with light rain chances in Groom and Vega, mainly in the afternoon.
  • Wind gusts over 20 mph expected in Groom and Vega, with gusts up to 21 mph in the afternoon.
Updated Sep 9, 3:07 PM CDT
Official 511
New MexicoThunderstorms
  • Warm temperatures mostly in the 80s and low 90s, with no extreme heat.
  • Scattered thunderstorms with light rain chances in Tucumcari and Clines Corners, especially mid to late morning.
  • Wind gusts over 20 mph expected in Tucumcari and Clines Corners, with gusts reaching 21 mph in the late morning.
  • Clear skies in areas like Wingate and Ash Fork.
Updated Sep 9, 2:07 PM MDT
Official 511
ArizonaClear
  • Warm temperatures in the upper 80s to low 90s with clear skies in Holbrook and Ash Fork.
  • Wind gusts over 20 mph expected in Sanders, with gusts up to 23 mph in the afternoon.
  • Scattered thunderstorms with light rain chances in Sanders, mainly in the morning and early afternoon.
Updated Sep 9, 1:07 PM MST
Official 511
CaliforniaClear
  • Extreme heat with temperatures exceeding 105°F and heat indices up to 111°F in Needles.
  • Mostly clear skies with no precipitation expected.
  • Winds below 20 mph, so no notable wind events.
Updated Sep 9, 1:07 PM PDT
Official 511
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