| NWS Forecast for: Madison County Issued by: National Weather Service Saint Louis, MO Last Update: 158 PM CDT Fri Mar 20 2026 |  |
This Afternoon: Sunny. Highs in the mid 80s. Southwest winds 5 to 10 mph. Tonight: Mostly clear. Lows in the mid 50s. Southwest winds around 5 mph, becoming northwest around 5 mph after midnight. Saturday: Sunny. Highs in the upper 80s. Northwest winds around 5 mph. Saturday Night: Clear. Lows around 60. South winds around 5 mph. Gusts up to 20 mph after midnight. Sunday: Sunny. Highs in the upper 80s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Sunday Night: Partly cloudy. Much cooler with lows in the lower 40s. Monday: Sunny. Much cooler with highs in the lower 60s. Monday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. Tuesday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 60s. Tuesday Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of rain and thunderstorms after midnight. Lows in the lower 40s. Chance of rain 20 percent. Wednesday: Partly sunny. Highs in the lower 70s. Wednesday Night And Thursday: Mostly clear. Lows in the lower 50s. Highs in the lower 80s. | |
| Zone Forecast: Madison County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |