I-55 Weather Conditions and Forecasts

2026-03-16 Roadnow

I-55 Friday Night 2026-03-20 weather conditions

• detailI-55 Illinois: Mostly Cloudy, 34°F
• detailI-55 Missouri: Partly Cloudy, 42°F
• detailI-55 Arkansas: Mostly Clear, 45°F
• detailI-55 Tennessee: Mostly Clear, 47°F
• detailI-55 Mississippi: Mostly Clear, 45°F
• detailI-55 Louisiana: Mostly Clear, 52°F

I-55 7 day weather forecast