I-57 Current Weather Conditions with Radar. See 12 hour weather, wind, and temperature forecast on the I-57 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 I-57 in Illinois, expect mostly warm and humid conditions with scattered thunderstorms and rain chances mainly in the central and southern parts of the route during the afternoon and evening. Temperatures will be high, reaching into the mid to upper 90s with heat indices over 100 in some areas. Winds will generally be light to moderate, with occasional gusts near 25 mph in southern Illinois. Skies will vary from partly cloudy to overcast, with some stretches of clear skies in the southernmost areas.
