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

83°F

28°C

Humidity 72%
Wind Speed S 9 mph
Barometer 29.97 in (1013.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 21 Jun 11:54 pm CDT
Extended Forecast for

2 Miles ENE Eureka MO

Extreme Heat Warning June 22, 12:25am until June 24, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 22, 12:25am until June 24, 09:00pm

    NOW until 9:00pm Tue

    Extreme Heat Warning

  • Overnight

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Heat index values as high as 103. Southwest wind 5 to 9 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South wind around 6 mph becoming calm after midnight.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming southwest around 6 mph in the morning.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.

    High: 96 °F

    Slight Chance
    T-storms

  • Tuesday Night

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

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 76. South wind 5 to 7 mph.
Sunday
Sunny and hot, with a high near 97. Heat index values as high as 103. Southwest wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 75. South wind around 6 mph becoming calm after midnight.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming southwest around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Eureka MO
 38.52°N 90.61°W (Elev. 499 ft)
Last Update:
11:52 pm CDT Jun 21, 2025
Forecast Valid:
12am CDT Jun 22, 2025-6pm CDT Jun 28, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation