National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

85°F

29°C

Humidity 88%
Wind Speed Calm
Barometer 30.04 in (1016.3 mb)
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 27 Jul 7:54 pm CDT
Extended Forecast for

Cedar Hill MOSimilar City Names

Extreme Heat Warning July 27, 08:13pm until July 29, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 27, 08:13pm until July 29, 07:00pm

    NOW until 7:00pm Tue

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Isolated
    T-storms then
    Isolated
    Showers

  • Monday

    Monday: Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.

    High: 97 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 113. Calm wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 10pm, then isolated showers between 10pm and 2am. Mostly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.
Monday
Patchy fog before 7am. Otherwise, mostly sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 76. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 113. Calm wind.
Tuesday Night
Mostly clear, with a low around 76. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cedar Hill MOSimilar City Names
 38.36°N 90.64°W (Elev. 512 ft)
Last Update:
8:01 pm CDT Jul 27, 2025
Forecast Valid:
8pm CDT Jul 27, 2025-6pm CDT Aug 3, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation