I-70 weather conditions near Saint Peters, Missouri
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: A Few Clouds with Haze 88°F 2025-05-15T15:54:00-05:00 
Tonight 2025-05-15, Decreasing Clouds. Mostly cloudy, then gradually becoming clear, with a low around 60. Southwest wind 6 to 15 mph.Friday 2025-05-16, Sunny then Scattered T-storms. Scattered showers and thunderstorms, mainly after 2pm. Sunny, with a high near 87. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 30%.
Friday Night 2025-05-16, Clear. Clear, with a low around 56. West wind 9 to 14 mph, with gusts as high as 23 mph.- Saturday 2025-05-17, Sunny. Sunny, with a high near 77. West wind 10 to 13 mph, with gusts as high as 23 mph.
- Saturday Night 2025-05-17, Partly Cloudy. Partly cloudy, with a low around 57. West wind 5 to 7 mph becoming calm in the evening.
Sunday 2025-05-18, Slight Chance Showers. A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 80.Sunday Night 2025-05-18, Chance T-storms then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Monday 2025-05-19, Showers Likely. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Monday Night 2025-05-19, Heavy Rain. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 66. Chance of precipitation is 80%.
Tuesday 2025-05-20, Showers. Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 80%.
Tuesday Night 2025-05-20, Showers. Showers and thunderstorms. Low around 61. Chance of precipitation is 80%.
Wednesday 2025-05-21, Chance Showers. A 40 percent chance of showers. Partly sunny, with a high near 69.
Wednesday Night 2025-05-21, Slight Chance Showers. A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Thursday 2025-05-22, Chance Showers. A 30 percent chance of showers. Mostly sunny, with a high near 70.