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Saint Louis, MO
 
 
 Point Forecast: West Alton MO
 38.86N 90.22W (Elev. 427 ft)
Last Update: 3:10 pm CDT Jul 23, 2021
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  
Haines Index
Lightning Activity Level
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  

Date07/2307/24
Hour (CDT)151617181920212223000102030405060708091011121314
Temperature (°F)898988888583797877757474737373737478818588899293
Dewpoint (°F)717070717171717272727172727272717173737474737372
Heat Index (°F)959493949088797877757886939797101101
Surface Wind (mph)787776665533333336777988
Wind DirSSSSSSESESESESESSSSSSSSWSWSWWWWW
Gust
Sky Cover (%)343935333831232830242119151213121012172025283129
Precipitation Potential (%)1015151788776655444332211000
Relative Humidity (%)565455576367778285909093979797939085777063595451
Rain--SChcSChcSChc----------------------------------------
Thunder--SChcSChcSChc----------------------------------------

Date07/25
Hour (CDT)151617181920212223000102030405060708091011121314
Temperature (°F)939493928987838181807877777676767779838689919293
Dewpoint (°F)727272727373737372727372737373737474757575747473
Heat Index (°F)1011021011009794898685847877777676767779909599101102102
Surface Wind (mph)887765553535333223356666
Wind DirWWWWSWSWSWSSWSWSWSWSWSWSWWWWWWWNWNWNW
Gust
Sky Cover (%)232020191215202527283239475354534846444240383635
Precipitation Potential (%)00009999991313131313131515151515152929
Relative Humidity (%)514951525963727774778585879090909085777064585652
Rain--------------------------------SChcSChcSChcSChcSChcSChcChcChc
Thunder--------------------------------SChcSChcSChcSChcSChcSChcChcChc

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
City Digital FcstCounty Digital Fcst
Hazardous WeatherRiver Stages
STL Climate SummaryCOU Climate Summary
UIN Climate SummaryLocal Climatology
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