I-55 Weather Conditions and Forecasts

2026-03-18 Roadnow

I-55 Thursday 2026-03-19 weather conditions

• detailI-55 Illinois: Decreasing Clouds, 72°F
• detailI-55 Missouri: Decreasing Clouds, 77°F
• detailI-55 Arkansas: Sunny, 78°F
• detailI-55 Tennessee: Sunny, 80°F
• detailI-55 Mississippi: Sunny, 81°F
• detailI-55 Louisiana: Sunny, 78°F

I-55 7 day weather forecast