| NWS Forecast for: St. Louis County Issued by: National Weather Service Saint Louis, MO Last Update: 728 PM CST Thu Feb 12 2026 |  |
| Tonight: Partly cloudy. Lows in the lower 30s. Southeast winds 5 to 10 mph. Friday: Sunny. Highs around 60. South winds 5 to 10 mph. Friday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. South winds around 5 mph. Saturday: Cloudy. A chance of rain in the morning, then rain in the afternoon. Highs in the lower 50s. Southeast winds 5 to 10 mph. Chance of rain 90 percent. Saturday Night: Rain. Lows in the mid 40s. East winds 5 to 10 mph. Chance of rain 90 percent. Sunday: Partly sunny with a slight chance of rain in the morning, then sunny in the afternoon. Highs in the upper 50s. Chance of rain 20 percent. Sunday Night: Mostly clear. Lows in the upper 30s. Washingtons Birthday: Mostly sunny. Highs in the lower 60s. Monday Night And Tuesday: Mostly cloudy. Lows in the mid 40s. Highs in the mid 60s. Tuesday Night And Wednesday: Mostly cloudy. Lows in the mid 50s. Highs around 70. Wednesday Night: Mostly cloudy with a slight chance of rain in the evening, then partly cloudy after midnight. Cooler with lows in the mid 40s. Chance of rain 20 percent. Thursday: Sunny with a 20 percent chance of rain. Highs in the lower 60s. | |
| Zone Forecast: St. Louis County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |