| NWS Forecast for: Monroe County Issued by: National Weather Service Saint Louis, MO Last Update: 1018 PM CDT Fri Jun 5 2026 |  |
| Overnight: Mostly cloudy. Lows in the upper 60s. Southwest winds around 5 mph. Saturday: Mostly cloudy. A slight chance of showers with isolated thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 20 percent. Saturday Night: Mostly cloudy. A slight chance of showers with isolated thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 30 percent. Sunday: Mostly cloudy. 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 mid 80s. Southeast winds 5 to 10 mph. Chance of rain 70 percent. Sunday Night: A chance of thunderstorms. Showers. Lows in the upper 60s. South winds 5 to 10 mph. Chance of rain 80 percent. Monday: Showers with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 90 percent. Monday Night: Showers likely with a chance of thunderstorms. Lows around 70. Chance of rain 70 percent. Tuesday: Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 50 percent. Heat index values up to 105 in the afternoon. Tuesday Night: Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. Wednesday Through Thursday Night: Mostly clear. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 110. Friday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 105. | |
| Zone Forecast: Monroe County | |
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