| NWS Forecast for: Franklin County Issued by: National Weather Service Saint Louis, MO Last Update: 303 AM CDT Wed Apr 1 2026 | |
Today: Showers likely with a chance of thunderstorms this morning, then showers with thunderstorms likely this afternoon. Cooler with highs in the lower 70s. Southeast winds 5 to 10 mph. Chance of rain near 100 percent. Tonight: Thunderstorms likely in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. Southeast winds 10 to 15 mph. Gusts up to 30 mph after midnight. Chance of rain 70 percent. Thursday: Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the upper 70s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent. Thursday Night: Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. South winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 50 percent. Friday: Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent. Friday Night: A chance of thunderstorms. Showers, cooler with lows in the lower 50s. Chance of rain near 100 percent. Saturday: Showers likely with a slight chance of thunderstorms in the morning, then partly sunny with a chance of showers in the afternoon. Much cooler with highs in the mid 60s. Chance of rain 70 percent. Saturday Night: Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Much cooler with lows in the mid 30s. Chance of rain 20 percent. Sunday: Sunny. Highs in the upper 50s. Sunday Night: Clear. Lows in the mid 30s. Monday: Sunny. Highs in the upper 60s. Monday Night: Partly cloudy. Lows in the lower 40s. Tuesday: Sunny. Highs in the lower 60s. | |
| Zone Forecast: Franklin County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |