Edouard Continues to Impact Texas; Severe Storms and Heavy Rain from the Lower Great Lakes to Mid-Atlantic

Edouard will continue to bring gusty winds, heavy rainfall, and a flash flood threat over parts of eastern Texas. Severe thunderstorms and heavy rain are possible across portions of the eastern Great Lakes to the Mid-Atlantic today. Severe storms are also expected across the northern Rockies. Dangerous heat persists over the central and eastern states through Friday night. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

93°F

34°C

Humidity 50%
Wind Speed W 9 mph
Barometer 30.03 in (1015.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 2 Sep 10:54 am CDT
Extended Forecast for

2 Miles NNE O'Fallon MO

Heat Advisory September 2, 11:46am until September 5, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 11:46am until September 5, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. Calm wind becoming south around 5 mph after midnight.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 103. Southwest wind around 6 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Calm wind becoming south around 5 mph in the evening.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Light southwest wind.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 77. Calm wind becoming south around 5 mph after midnight.
Thursday
Sunny, with a high near 96. Heat index values as high as 103. Southwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 77. Calm wind becoming south around 5 mph in the evening.
Friday
Sunny and hot, with a high near 97. Light southwest wind.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
Partly cloudy, with a low around 74.
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 72.
Labor Day
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE O'Fallon MO
 38.81°N 90.71°W (Elev. 502 ft)
11:21 am CDT Sep 2, 2026
11am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
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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