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

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 Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

82°F

28°C

Humidity 51%
Wind Speed N 9 mph
Barometer 30.00 in (1015.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 22 Aug 5:53 pm CDT
Extended Forecast for

2 Miles SW National Stock Yards IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 66. North wind 5 to 7 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. Light northeast wind.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 6 mph becoming calm in the evening.

    Low: 66 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 66. North wind 5 to 7 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 64. Light northeast wind.
Monday
Mostly sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW National Stock Yards IL
 38.62°N 90.18°W (Elev. 387 ft)
Last Update:
5:56 pm CDT Aug 22, 2026
Forecast Valid:
6pm CDT Aug 22, 2026-6pm CDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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