Current conditions at

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

Lat: 38.66° N Lon: 90.66° W Elev: 463 ft.

Fair

81°F

27°C

Humidity 53%
Wind Speed E 3 mph
Barometer 30.07 in (1017.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 1 Oct 5:54 pm CDT
Detailed forecast for

Jefferson County

Tonight
Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 60s. Southeast winds around 5 mph.
Thursday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Southeast winds around 5 mph. Chance of rain 20 percent.
Thursday Night
Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. South winds around 5 mph. Chance of rain 20 percent.
Friday
Sunny. Highs in the upper 80s. South winds around 5 mph.
Friday Night
Mostly clear. Lows around 60. South winds around 5 mph.
Saturday Through Sunday
Clear. Highs in the mid 80s. Lows in the upper 50s.
Sunday Night Through Monday Night
Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
Tuesday
Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent.
Tuesday Night
Partly cloudy. A slight chance of showers in the evening. Lows in the upper 50s. Chance of rain 20 percent.
Wednesday
Mostly sunny. Highs in the mid 70s.



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418 PM CDT Wed Oct 1 2025
 
 

Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database