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: A Few Clouds 30°F 2025-11-28T09:51:00-06:00 
Today 2025-11-28, Increasing Clouds. Increasing clouds, with a high near 39. Calm wind becoming southeast around 5 mph in the afternoon.Tonight 2025-11-28, Cloudy then Rain/Snow. A chance of snow before 3am, then snow likely, possibly mixed with rain between 3am and 4am, then snow after 4am. Low around 31. Southeast wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Saturday 2025-11-29, Wintry Mix then Rain. Rain and snow, possibly mixed with sleet before 11am, then rain, possibly mixed with snow between 11am and noon, then rain after noon. High near 39. Southeast wind 11 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 2 inches possible.
Saturday Night 2025-11-29, Rain/Snow Likely then Cloudy. Rain likely, mixing with snow after 9pm, then gradually ending. Cloudy, with a low around 26. South wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday 2025-11-30, Mostly Cloudy. Mostly cloudy, with a high near 30. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Sunday Night 2025-11-30, Mostly Cloudy. Mostly cloudy, with a low around 19.Monday 2025-12-01, Mostly Cloudy then Slight Chance Snow. A 20 percent chance of snow after noon. Mostly cloudy, with a high near 28.
Monday Night 2025-12-01, Chance Snow. A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.- Tuesday 2025-12-02, Partly Sunny. Partly sunny, with a high near 32.
Tuesday Night 2025-12-02, Partly Cloudy. Partly cloudy, with a low around 21.- Wednesday 2025-12-03, Partly Sunny. Partly sunny, with a high near 41.
- Wednesday Night 2025-12-03, Mostly Cloudy. Mostly cloudy, with a low around 24.
- Thursday 2025-12-04, Partly Sunny. Partly sunny, with a high near 35.