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Radar, DOT cameras and live pavement conditions on the 358 miles of I-57 in Illinois — plus closures, road work and city-by-city weather across the state.
Updated Sep 10, 2026 9:03 PM CDT · Mostly dry, damp in places
Lowest 67°F near Champaign, Illinois · Highest wind 9 mph near Mount Vernon, Illinois
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I-57 runs 358 miles across Illinois. It passes Champaign and Chicago.
Weather data from Sep 10, 2026 9:03 PM CDT
Dry
Official Illinois road conditions (gettingaroundillinois.com) ↗
I-57 crosses 358 miles of Illinois, from the Missouri line to its end in the state. That is 93% of I-57's 386 miles.
Inside Illinois it meets I-64 at Mount Vernon, I-70 at Effingham, I-74 at Champaign, I-80 and I-94 at Chicago, and I-24.
1 current report along the route. Always check with the responsible state DOT before setting off.
| Place | Snow a year | Snow days | Freezing nights | Freeze–thaw days | First freeze | Last freeze | Days over 90°F |
|---|---|---|---|---|---|---|---|
| Champaign | 23.2" | 18.2 | 122.1 | 85.5 | Oct 18 | Apr 16 | 18.5 |
| Chicago | 37.1" | 26.7 | 108.3 | 66.6 | Oct 28 | Apr 12 | 15.1 |
NOAA 1991–2020 Climate Normals, from 2 weather stations in Illinois. A dash is a figure that station does not report, not a zero.
From Cairo to Hometown, with the position of each town measured along this stretch itself — counted from the Cairo end, not from a state milepost, so it will not match the numbers on the signs.
Places from the US Census Gazetteer and population estimates, both public domain; distances measured along this page's own route geometry.
Summaries fetched Sep 10, 2026 7:02 AM CDT
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The same live radar and road-surface data as this map, on your phone and on Apple CarPlay or Android Auto.
Weather Navigation carries the same radar and road-surface data on Apple CarPlay and Android Auto, with a weather-aware route planner, storm-cell tracking and radar that refreshes every two minutes over the US.