I-57 weather conditions near Mattoon, Illinois

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Light Snow Fog/Mist 29°F 2025-11-29T11:53:00-06:00
• This Afternoon 2025-11-29, Heavy Snow and Patchy Blowing Snow. Snow. The snow could be heavy at times. Patchy blowing snow before 3pm. High near 35. Breezy, with a southeast wind 18 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
• Tonight 2025-11-29, Breezy. Wintry Mix then Slight Chance Rain/Snow. Rain and snow, possibly mixed with sleet before 1am, then a slight chance of snow between 1am and 2am. Low around 25. Breezy, with a south wind 20 to 22 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
• Sunday 2025-11-30, Cloudy and Breezy then Mostly Cloudy. Cloudy, with a high near 27. Breezy, with a west wind 11 to 21 mph, with gusts as high as 31 mph.
• Sunday Night 2025-11-30, Mostly Cloudy. Mostly cloudy, with a low around 17. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 16 mph.
• Monday 2025-12-01, Cloudy. Cloudy, with a high near 29. Light and variable wind.
• Monday Night 2025-12-01, Snow Likely. Snow likely. Cloudy, with a low around 19. Calm wind becoming north northwest around 5 mph after midnight. Chance of precipitation is 70%.
• Tuesday 2025-12-02, Partly Sunny. Partly sunny, with a high near 25. North northwest wind around 6 mph.
• Tuesday Night 2025-12-02, Mostly Cloudy. Mostly cloudy, with a low around 12.
• Wednesday 2025-12-03, Partly Sunny. Partly sunny, with a high near 31.
• Wednesday Night 2025-12-03, Mostly Cloudy. Mostly cloudy, with a low around 11.
• Thursday 2025-12-04, Partly Sunny. Partly sunny, with a high near 21.
• Thursday Night 2025-12-04, Mostly Cloudy. Mostly cloudy, with a low around 8.
• Friday 2025-12-05, Mostly Cloudy. Mostly cloudy, with a high near 32.