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 and mild conditions with some scattered thunderstorms and light rain chances in Montana and northern Idaho. Winds will be breezy at times, especially in southern Idaho and northern Utah, with gusts occasionally exceeding 20 mph. Clear skies prevail in southern Utah and parts of Nevada and California, while northern sections see more cloud cover and occasional storms.
