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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

76°F

24°C

Humidity 91%
Wind Speed S 3 mph
Barometer 30.07 in (1017.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 2 Jul 6:53 am CDT
Extended Forecast for

Maplewood MO

Extreme Heat Warning July 2, 07:45am until July 3, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 07:45am until July 3, 10:00pm

    NOW until 10:00pm Fri

    Extreme Heat Warning

  • Today

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. South wind 5 to 7 mph becoming calm after midnight.

    Low: 79 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming south 5 to 7 mph in the morning.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 77. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming southwest around 5 mph in the morning.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 96. Heat index values as high as 107. Calm wind becoming south 5 to 7 mph in the morning.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. South wind 5 to 7 mph becoming calm after midnight.
Friday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming south 5 to 7 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 77. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Independence Day
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming southwest around 5 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Maplewood MO
 38.62°N 90.32°W (Elev. 499 ft)
Last Update:
6:01 am CDT Jul 2, 2026
Forecast Valid:
7am CDT Jul 2, 2026-6pm CDT Jul 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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