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.
Weather timed to your arrival at every point along the route.
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Along I40, expect mostly clear to partly cloudy skies with no precipitation across all states. Temperatures will be warm, especially in California and parts of Arkansas and Oklahoma where highs reach the mid to upper 90s with heat indices over 100°F. Winds will generally be light to moderate, with some gusts approaching 20 mph in parts of New Mexico and Texas but no widespread strong wind events.
