| NWS Forecast for: Franklin County Issued by: National Weather Service Saint Louis, MO Last Update: 757 AM CDT Wed Jun 17 2026 |  |
Today: Sunny, breezy, warmer with highs in the lower 90s. Southwest winds 15 to 25 mph. Gusts up to 35 mph, increasing to 45 mph this afternoon. Tonight: Mostly cloudy. Showers and thunderstorms likely, mainly in the evening. Breezy with lows in the mid 60s. Southwest winds 20 to 25 mph with gusts up to 35 mph, becoming west 5 to 10 mph with gusts up to 20 mph after midnight. Chance of rain 70 percent. Thursday: Partly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Cooler with highs in the upper 70s. Northwest winds around 5 mph. Chance of rain 40 percent. Thursday Night: Mostly cloudy with a slight chance of showers in the evening, then partly cloudy after midnight. Lows in the upper 50s. Northwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. Juneteenth: Mostly sunny. Highs in the lower 80s. Light and variable winds. Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Saturday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. Saturday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers. Lows in the mid 60s. Chance of rain 50 percent. Sunday: Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 70 percent. Sunday Night: A chance of thunderstorms. Showers. Lows in the mid 60s. Chance of rain 90 percent. Monday: Mostly cloudy in the morning, then becoming partly sunny. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs around 80. Chance of rain 50 percent. Monday Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent. Tuesday: Partly sunny with a 20 percent chance of showers. Highs in the lower 80s. | |
| Zone Forecast: Franklin County | |
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