I-55 weather conditions near Saint Louis, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Mostly Cloudy 75°F 2025-06-16T08:51:00-05:00
• Today 2025-06-16, Chance Showers then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 83. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.
• Tonight 2025-06-16, Mostly Cloudy. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.
• Tuesday 2025-06-17, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 91. Calm wind becoming southwest around 6 mph in the afternoon.
• Tuesday Night 2025-06-17, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 73. South wind around 6 mph.
• Wednesday 2025-06-18, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 88. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
• Wednesday Night 2025-06-18, Chance T-storms then Chance Showers. A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 69.
• Juneteenth 2025-06-19, Sunny. Sunny, with a high near 87.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 69.
• Friday 2025-06-20, Sunny. Sunny, with a high near 92.
• Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 75.
• Saturday 2025-06-21, Sunny. Sunny, with a high near 96.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 78.
• Sunday 2025-06-22, Sunny. Sunny, with a high near 96.