National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
 Point Forecast: St. Charles County Smartt Airport MO
 38.94N 90.45W (Elev. 130 m)
 Last Update: 3:16 am CDT Oct 11, 2026
Hourly Weather Forecast Graph
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Additional Forecasts and Information
English UnitsForecast Discussion
7-Day ForecastTabular Forecast
City Digital FcstCounty Digital Fcst
Hazardous WeatherRiver Stages
STL Climate SummaryCOU Climate Summary
UIN Climate SummaryLocal Climatology
Weather Roundup