I-55 weather conditions near Saint Louis, Missouri
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 79°F 2025-05-11T16:53:00-05:00 Tonight 2025-05-11, Partly Cloudy then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. Northeast wind 3 to 8 mph.
Monday 2025-05-12, Showers Likely. A chance of showers and thunderstorms before 11am, then showers likely between 11am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 60%.Monday Night 2025-05-12, Chance T-storms then Slight Chance Showers. A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Tuesday 2025-05-13, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 79. Light south wind. Chance of precipitation is 50%.
Tuesday Night 2025-05-13, Mostly Clear. Mostly clear, with a low around 61. Calm wind.
Wednesday 2025-05-14, Sunny. Sunny, with a high near 84.- Wednesday Night 2025-05-14, Mostly Clear. Mostly clear, with a low around 67.
- Thursday 2025-05-15, Mostly Sunny. Mostly sunny, with a high near 91.
Thursday Night 2025-05-15, Partly Cloudy. Partly cloudy, with a low around 63.Friday 2025-05-16, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Friday Night 2025-05-16, Chance Showers. A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.Saturday 2025-05-17, Mostly Sunny then Slight Chance Showers. A 20 percent chance of showers. Mostly sunny, with a high near 80.
Saturday Night 2025-05-17, Slight Chance T-storms then Chance Showers. A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Sunday 2025-05-18, Chance Showers. A 40 percent chance of showers. Partly sunny, with a high near 77.