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 Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

66°F

19°C

Humidity 87%
Wind Speed NW 3 mph
Barometer 30.08 in (1017.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 23 Aug 3:51 am CDT
Extended Forecast for

Mac Kenzie MO

  • Today

    Today: Increasing clouds, with a high near 83. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 83 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Cloudy, then gradual clearing toward daybreak, with a low around 64. North wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Clearing Late

  • Monday

    Monday: Mostly sunny, with a high near 83. Light east wind.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Southeast wind 3 to 5 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 83. Calm wind becoming northwest 5 to 8 mph in the morning.
Tonight
Cloudy, then gradual clearing toward daybreak, with a low around 64. North wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 83. Light east wind.
Monday Night
Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 85. Southeast wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 69.
Friday
Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 68.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mac Kenzie MO
 38.6°N 90.29°W (Elev. 499 ft)
Last Update:
1:26 am CDT Aug 23, 2026
Forecast Valid:
4am CDT Aug 23, 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