Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

75°F

24°C

Humidity 64%
Wind Speed SW 3 mph
Barometer 30.09 in (1018.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 23 Aug 9:54 am CDT
Extended Forecast for

3 Miles NNW Mapaville MO

  • Today

    Today: Mostly sunny, with a high near 83. Northwest wind 3 to 7 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming east around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. East wind around 6 mph becoming calm  in the evening.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Light east wind.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 83. Northwest wind 3 to 7 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 82. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 63. East wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 85. Light east wind.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 64.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Mapaville MO
 38.29°N 90.5°W (Elev. 492 ft)
8:41 am CDT Aug 23, 2026
10am CDT Aug 23, 2026-6pm CDT Aug 29, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database