Hazardous Weather Conditions

Current conditions at

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

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

Fair

80°F

27°C

Humidity 31%
Wind Speed SW 12 mph
Barometer 29.92 in (1012.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Mar 11:54 am CDT
Detailed forecast for

Jefferson County

This Afternoon
Sunny. Highs in the mid 80s. West winds 5 to 10 mph with gusts up to 20 mph.
Tonight
Partly cloudy in the evening, then clearing. Lows in the lower 50s. West winds around 5 mph, becoming northeast around 5 mph after midnight.
Saturday
Sunny. Highs in the mid 80s. East winds around 5 mph, becoming southwest around 5 mph in the afternoon.
Saturday Night
Clear. Not as cool with lows in the lower 60s. South winds 5 to 10 mph.
Sunday
Sunny. Highs in the upper 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Sunday Night
Partly cloudy. A slight chance of showers in the evening. Much cooler with lows in the lower 40s. Chance of rain 20 percent.
Monday And Monday Night
Partly cloudy. Highs around 60. Lows around 40.
Tuesday And Tuesday Night
Mostly cloudy. Highs in the lower 60s. Lows in the lower 40s.
Wednesday
Partly sunny. Highs in the upper 60s.
Wednesday Night
Partly cloudy in the evening, then clearing. Lows around 50.
Thursday
Sunny. A slight chance of showers in the afternoon. Not as cool with highs in the upper 70s. Chance of rain 20 percent.



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1228 PM CDT Fri Mar 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database