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.
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Along I40, expect mostly warm and dry conditions with some scattered thunderstorms in parts of New Mexico and Arizona. Winds will be notably strong in Oklahoma and Texas, with gusts exceeding 20 mph in several areas. Temperatures will be very hot in California and parts of Arkansas and Tennessee, with heat indices reaching above 100°F. Skies will range from clear to partly cloudy, with some overcast conditions in eastern New Mexico and western Texas.
