Point Forecast: St. Charles County Smartt Airport MO
 38.94N 90.45W (Elev. 427 ft)
Last Update: 4:21 pm CDT Jul 11, 2025
Tabular Forecast
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Weather ElementsFire WeatherProbabilistic Forecasts (Experimental)
Description | Survey
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-ft)
Quantitative Precipitation     info
    0.100.250.501.00
Snowfall     info
    0.1in1in3in6in12in

48-Hour Period Starting:       Back 2 Days  

Date07/1107/12
Hour (CDT)161718192021222300010203040506070809101112131415
Temperature (°F)848689918885818078777675747373757780818485858686
Dewpoint (°F)727271717172717069696969707069717171717172717171
Heat Index (°F)909295989491858378777675757783858991909191
Surface Wind (mph)7111110988888777778910101413131311
Wind DirSSSSSSSSSWWSWSSSSWSSWSWWWWWWW
Gust20202020
Sky Cover (%)313133323744465563737876767675747777847876726966
Precipitation Potential (%)24157111620263340485144292522161613171928343534
Relative Humidity (%)686257525765727274767982879087878274726565636161
RainSChcSChc----SChcSChcChcChcChcChcChcChcChcChcSChcSChcSChc--SChcSChcChcChcChcChc
ThunderSChcSChc----SChcSChcChcChcChcChcChcChcChcChcSChcSChcSChc--SChcSChcChcChcChcChc

Date07/13
Hour (CDT)161718192021222300010203040506070809101112131415
Temperature (°F)858585858380787776757473727172737577798182838383
Dewpoint (°F)717171717171717171707070707070707069696968686867
Heat Index (°F)909090908883787776757577798485868686
Surface Wind (mph)11118766533332222222233555
Wind DirNWNWWNWWWWWWWNWNWNWNNNENEEESESWWWNW
Gust
Sky Cover (%)605452454047596463616162646564515254555658595958
Precipitation Potential (%)272014191919191919181818181818151515151515313131
Relative Humidity (%)636363636774798285848790939793908476726763616159
RainChcSChc--SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChc
ThunderChcSChc--SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChc

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