I-39 Current Weather Conditions with Radar. See 12 hour weather, wind, and temperature forecast on the I-39 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-39, expect generally dry and mild conditions with mostly clear skies and some gusty winds in parts of Wisconsin and Illinois. Temperatures will be comfortable, with no extreme heat or cold. Winds gusting over 20 mph are expected mainly in central Wisconsin and northern Illinois, but no precipitation or storms are forecasted during this period.
