| NWS Forecast for: Brown County Issued by: National Weather Service Saint Louis, MO Last Update: 1033 PM CST Fri Nov 13 2026 |  |
| Overnight: Clear. Lows in the lower 20s. North winds around 5 mph. Saturday: Sunny. Highs in the upper 40s. Light and variable winds. Saturday Night: Mostly clear. Lows in the mid 20s. Light and variable winds. Sunday: Sunny. Highs in the lower 50s. Light and variable winds, becoming southeast around 5 mph in the afternoon. Sunday Night: Clear. Lows in the upper 20s. Light and variable winds. Monday Through Tuesday Night: Clear. Highs in the mid 50s. Lows in the lower 30s. Wednesday: Sunny. Highs in the lower 60s. Wednesday Night: Mostly clear in the evening, then becoming mostly cloudy. Not as cool with lows in the mid 40s. Thursday: Partly sunny with a 20 percent chance of rain. Highs in the lower 60s. Thursday Night: Mostly cloudy. Lows in the upper 40s. Friday: Partly sunny with a 20 percent chance of rain. Highs in the upper 60s. | |
| Zone Forecast: Brown County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |