Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89° N Lon: 90.03° W Elev: 518 ft.

Fair

42°F

6°C

Humidity 61%
Wind Speed S 9 mph
Barometer 30.08 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 13 Feb 11:15 pm CST
Detailed forecast for

Madison County

Tonight
Mostly clear this evening, then becoming mostly cloudy. Lows in the upper 30s. South winds around 5 mph.
Saturday
A chance of rain in the morning, then rain in the afternoon. Highs in the lower 50s. Southeast winds 5 to 10 mph. Chance of rain near 100 percent.
Saturday Night
Rain. Near steady temperature in the mid 40s. East winds 5 to 10 mph. Chance of rain 90 percent.
Sunday
Mostly cloudy with a slight chance of rain in the morning, then mostly sunny in the afternoon. Highs in the upper 50s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.
Sunday Night
Mostly clear. Lows in the upper 30s. North winds around 5 mph, becoming southeast after midnight.
Washingtons Birthday
Mostly sunny. Highs in the lower 60s.
Monday Night And Tuesday
Mostly cloudy. Lows in the mid 40s. Highs in the mid 60s.
Tuesday Night And Wednesday
Mostly cloudy. Lows in the mid 50s. Highs in the lower 70s.
Wednesday Night
Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of rain. Lows in the upper 40s.
Thursday
Mostly sunny with a 20 percent chance of rain. Highs in the mid 60s.
Thursday Night
Partly cloudy. Lows in the lower 40s.
Friday
Mostly sunny with a 20 percent chance of rain. Highs in the upper 50s.



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839 PM CST Fri Feb 13 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database