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

Fire Weather Concerns West; Thunderstorms in the Upper Midwest

Dry and breezy conditions will enhance fire weather concerns across portions of the northern and central High Plains through Saturday, where fuels remain largely receptive. Severe thunderstorms are possible across portions of central Nebraska to the Upper Midwest this Friday afternoon into tonight. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fog/Mist

67°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in (1014.0 mb)
Dewpoint 67°F (19°C)
Visibility 0.75 mi
Last update 11 Sep 2:54 am CDT
Extended Forecast for

4 Miles WSW Spirit Of St. Louis Airport MO

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Patchy Fog

  • Friday

    Friday: A 20 percent chance of showers after noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Light and variable wind.

    High: 83 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Monday Night

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

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 67. Calm wind.
Friday
A 20 percent chance of showers after noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Light and variable wind.
Friday Night
Mostly clear, with a low around 67. Calm wind.
Saturday
Mostly sunny, with a high near 90. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 68. Calm wind.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Spirit Of St. Louis Airport MO
 38.65°N 90.68°W (Elev. 443 ft)
Last Update:
10:01 pm CDT Sep 10, 2026
Forecast Valid:
3am CDT Sep 11, 2026-6pm CDT Sep 17, 2026
 
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Additional Resources

Radar & Satellite Image

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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