I-55 Weather Conditions and Forecasts

2026-07-24 Roadnow

I-55 current weather conditions

• detailI-55 Illinois: Fair, 68°F
• detailI-55 Missouri: Mostly Cloudy, 78°F
• detailI-55 Arkansas: Partly Cloudy, 74°F
• detailI-55 Tennessee: Mostly Cloudy, 82°F
• detailI-55 Mississippi: Partly Cloudy, 92°F
• detailI-55 Louisiana: A Few Clouds, 86°F

I-55 7 day weather forecast