Current conditions at

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

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

Fair

32°F

0°C

Humidity 38%
Wind Speed W 5 mph
Barometer 30.45 in (1032.3 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 23 Feb 4:54 pm CST
Detailed forecast for

Jefferson County

Tonight
Mostly clear. Lows around 18. Southwest winds around 5 mph, becoming south after midnight.
Tuesday
Mostly sunny in the morning, then becoming mostly cloudy. Not as cool with highs in the mid 50s. South winds 15 to 20 mph. Gusts up to 40 mph in the afternoon.
Tuesday Night
Mostly cloudy. Not as cool with lows in the mid 30s. Southwest winds 5 to 10 mph.
Wednesday
Partly sunny. Highs in the mid 50s. North winds around 5 mph, becoming northeast in the afternoon.
Wednesday Night
Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the upper 30s. East winds around 5 mph. Chance of rain 50 percent.
Thursday
Mostly cloudy with a chance of rain in the morning, then mostly sunny in the afternoon. Highs in the lower 50s. Chance of rain 30 percent.
Thursday Night
Mostly clear. Lows in the lower 30s.
Friday And Friday Night
Clear. Highs in the mid 60s. Lows around 40.
Saturday
Sunny. Highs in the upper 60s.
Saturday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s.
Sunday
Partly sunny. A slight chance of rain and snow in the morning, then a chance of rain in the afternoon. Much cooler with highs around 50. Chance of precipitation 40 percent.
Sunday Night
Mostly cloudy with a 40 percent chance of rain. Lows in the lower 30s.
Monday
Mostly cloudy in the morning, then becoming partly sunny. A 30 percent chance of rain. Highs in the upper 40s.



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253 PM CST Mon Feb 23 2026
 
 

Additional Resources

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