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: Light Snow Fog/Mist 26°F 2025-12-01T20:53:00-06:00 Tonight 2025-12-01, Snow then Cloudy. Snow, mainly before midnight. Low around 20. Calm wind becoming northwest 5 to 7 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday 2025-12-02, Partly Sunny. Partly sunny, with a high near 29. Northwest wind around 6 mph becoming calm in the afternoon.
Tuesday Night 2025-12-02, Mostly Clear. Mostly clear, with a low around 21. Light south wind.- Wednesday 2025-12-03, Partly Sunny. Partly sunny, with a high near 40. Light and variable wind becoming south around 5 mph in the morning.
Wednesday Night 2025-12-03, Mostly Cloudy. Mostly cloudy, with a low around 15. North wind 5 to 9 mph.
Thursday 2025-12-04, Mostly Sunny. Mostly sunny, with a high near 22.
Thursday Night 2025-12-04, Partly Cloudy. Partly cloudy, with a low around 13.Friday 2025-12-05, Slight Chance Snow then Mostly Sunny. A 20 percent chance of snow before noon. Mostly sunny, with a high near 39.
- Friday Night 2025-12-05, Partly Cloudy. Partly cloudy, with a low around 26.
- Saturday 2025-12-06, Partly Sunny. Partly sunny, with a high near 41.
- Saturday Night 2025-12-06, Mostly Cloudy. Mostly cloudy, with a low around 27.
- Sunday 2025-12-07, Mostly Cloudy. Mostly cloudy, with a high near 37.
- Sunday Night 2025-12-07, Mostly Cloudy. Mostly cloudy, with a low around 21.
- Monday 2025-12-08, Partly Sunny. Partly sunny, with a high near 37.