I-55 weather conditions near Festus, Missouri

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 75°F 2025-07-14T20:56:00-05:00
• Tonight 2025-07-14, Mostly Cloudy then Patchy Fog. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Calm wind.
• Tuesday 2025-07-15, Slight Chance T-storms and Patchy Fog then Chance T-storms. A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
• Tuesday Night 2025-07-15, Partly Cloudy. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
• Wednesday 2025-07-16, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming southwest around 6 mph in the afternoon.
• Wednesday Night 2025-07-16, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Southwest wind 3 to 5 mph.
• Thursday 2025-07-17, Mostly Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
• Thursday Night 2025-07-17, Chance T-storms. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
• Friday 2025-07-18, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 92.
• Friday Night 2025-07-18, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
• Saturday 2025-07-19, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 95.
• Saturday Night 2025-07-19, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
• Sunday 2025-07-20, Slight Chance Showers then Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
• Sunday Night 2025-07-20, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
• Monday 2025-07-21, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.