| NWS Forecast for: Boone County Issued by: National Weather Service Saint Louis, MO Last Update: 1128 PM CST Fri Nov 21 2025 |  |
| Overnight: Cloudy. A slight chance of rain late this evening, then patchy very light drizzle. Patchy fog. Cooler with lows in the lower 40s. North winds 5 to 10 mph. Chance of rain 20 percent. Saturday: Mostly cloudy in the morning, then becoming mostly sunny. Patchy fog in the morning. Highs in the mid 50s. North winds around 5 mph, becoming west around 5 mph in the afternoon. Saturday Night: Mostly clear. Lows in the upper 30s. West winds around 5 mph. Sunday: Mostly sunny. Highs in the lower 60s. Northwest winds around 5 mph, becoming south in the afternoon. Sunday Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of rain after midnight. Lows in the mid 40s. Southeast winds around 5 mph. Chance of rain 20 percent. Monday: Rain. Highs in the upper 50s. Chance of rain 90 percent. Monday Night: Mostly cloudy. Rain likely, mainly in the evening. Lows in the upper 40s. Chance of rain 60 percent. Tuesday: Partly sunny. Highs in the upper 50s. Tuesday Night Through Thanksgiving Day: Partly cloudy. Lows in the upper 20s. Highs in the mid 40s. Thursday Night And Friday: Partly cloudy. A slight chance of rain and snow. Lows in the upper 20s. Highs in the mid 40s. Chance of precipitation 20 percent. | |
| Zone Forecast: Boone County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |