I15 Current Weather Conditions with Radar. See 12 hour weather, wind, and temperature forecast on the I15 corridor. 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 I15, expect mostly dry conditions with no significant precipitation. Temperatures remain cool in Montana with some areas near freezing, while southern sections in California and Arizona warm up into the 50s and 60s. Winds are generally light, with occasional gusts over 20 mph in parts of Montana. Clear skies dominate much of California and Nevada, while Utah and Idaho experience a mix of cloudy and partly cloudy conditions. No severe weather or storms are forecasted along the route.
