| NWS Forecast for: Monroe County Issued by: National Weather Service Saint Louis, MO Last Update: 128 PM CDT Thu Oct 1 2026 |  |
| This Afternoon: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. South winds 10 to 15 mph. Chance of rain 40 percent. Tonight: A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the lower 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain near 100 percent. Friday: Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Much cooler with highs in the upper 60s. North winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent. Friday Night: Partly cloudy in the evening, then clearing. Cooler with lows around 50. Northeast winds 5 to 10 mph. Saturday: Sunny. Highs in the lower 70s. Northeast winds around 5 mph. Saturday Night: Partly cloudy. Lows in the lower 50s. Sunday: Sunny. Highs in the mid 70s. Sunday Night And Monday: Clear. Lows in the lower 50s. Highs in the lower 70s. Monday Night And Tuesday: Clear. Lows in the mid 40s. Highs in the lower 70s. Tuesday Night: Mostly clear. Lows in the mid 40s. Wednesday: Mostly sunny. Highs in the upper 70s. | |
| Zone Forecast: Monroe County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |