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

70°F

21°C

Humidity 84%
Wind Speed Calm
Barometer 30.01 in (1015.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 Jun 6:54 am CDT
Extended Forecast for

Manchester MO

Extreme Heat Watch June 21, 12:00pm until June 24, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Today

    Today: Mostly sunny, with a high near 93. Heat index values as high as 100. Light south wind increasing to 5 to 9 mph in the morning.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind around 8 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind 6 to 8 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Southwest wind 6 to 8 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Monday Night

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

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 95.

    High: 95 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 93. Heat index values as high as 100. Light south wind increasing to 5 to 9 mph in the morning.
Tonight
Mostly clear, with a low around 77. South wind around 8 mph.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 76. South wind 6 to 8 mph.
Sunday
Sunny and hot, with a high near 97. Southwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 97.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Manchester MO
 38.58°N 90.52°W (Elev. 528 ft)
Last Update:
5:37 am CDT Jun 20, 2025
Forecast Valid:
7am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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