I-55 Weather Conditions and Forecasts

2026-09-25 Roadnow

I-55 current weather conditions

• detailI-55 Illinois: Partly Cloudy, 59°F
• detailI-55 Missouri: Overcast, 68°F
• detailI-55 Arkansas: Fair, 71°F
• detailI-55 Tennessee: A Few Clouds, 73°F
• detailI-55 Mississippi: Fair, 82°F
• detailI-55 Louisiana: Mostly Cloudy, 79°F

I-55 7 day weather forecast