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 12, 3:06 AM MST · 8 states Clear to Partly Cloudy
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I40 Weather Summary

Along I40, expect mostly dry conditions with occasional light rain chances in parts of North Carolina. Winds will be generally light to moderate, with gusts exceeding 20 mph mainly in Oklahoma and Texas. Temperatures will be warm to hot in the western states, especially California and parts of Oklahoma, with some areas experiencing highs near 100°F. Skies will range from mostly clear in the western regions to mostly cloudy or overcast in parts of North Carolina.

Current I-40 Conditions by State

North CarolinaThunderstorms
  • Light rain chances in Turkey and Waynesville during the late morning and early afternoon.
  • Cloudy to overcast skies dominate most of North Carolina along I40.
  • Winds remain light with gusts below 20 mph.
Updated Sep 12, 6:06 AM EDT
Official 511
TennesseeThunderstorms
  • Chance of thunderstorms with light rain in Waynesville and nearby areas from mid-morning to early afternoon.
  • Cloudy to overcast skies prevail along the route.
  • Winds mostly under 20 mph, no strong gusts expected.
Updated Sep 12, 5:06 AM CDT
Official 511
ArkansasClear
  • Mostly clear to partly cloudy skies with some areas seeing clear skies, especially near Widener and Biscoe.
  • Winds gusting over 20 mph in Biscoe and Mustang, with sustained winds near 13 mph.
  • Temperatures rising to near 90°F in Mustang and Biscoe, with heat index values approaching 100°F.
Updated Sep 12, 5:06 AM CDT
Official 511
OklahomaThunderstorms
  • Clear skies expected in Mustang and Grayson with gusts over 20 mph at times.
  • Temperatures climbing to near 90°F with heat index values near 100°F in Mustang.
  • Winds gusting over 20 mph in Grayson and Mustang during the late morning and early afternoon.
Updated Sep 12, 5:06 AM CDT
Official 511
TexasPartly Cloudy
  • Mostly clear skies in Groom and Vega with gusts over 20 mph in the afternoon.
  • Temperatures reaching into the upper 80s to low 90s with heat index values in the mid-90s.
  • Winds gusting over 20 mph in Groom during the afternoon.
Updated Sep 12, 5:06 AM CDT
Official 511
New MexicoOvercast
  • Clear skies dominate the route with no precipitation expected.
  • Winds gusting over 20 mph near Tucumcari and Clines Corners.
  • Temperatures mild, no extreme highs or lows.
Updated Sep 12, 4:06 AM MDT
Official 511
ArizonaPartly Cloudy
  • Clear skies expected along the route including Sanders, Holbrook, and Winona.
  • Winds gusting over 20 mph in Ash Fork and Sanders.
  • Temperatures comfortable with no extremes.
Updated Sep 12, 3:06 AM MST
Official 511
CaliforniaClear
  • Hot conditions in Needles with temperatures reaching 97°F and heat index near 99°F.
  • Winds gusting over 20 mph throughout the day.
  • Clear skies with little cloud cover.
Updated Sep 12, 3:06 AM PDT
Official 511
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