| NWS Forecast for: St. Louis County Issued by: National Weather Service Saint Louis, MO Last Update: 344 AM CST Sun Dec 28 2025 | |
Today: Cloudy. A slight chance of showers this morning, then showers likely with a chance of thunderstorms this afternoon. Breezy and not as cool with highs in the lower 70s. Temperature falling into the mid 50s this afternoon. South winds 10 to 15 mph, becoming west 15 to 25 mph this afternoon. Chance of rain 70 percent. Tonight: Mostly cloudy with a chance of rain showers in the evening, then partly cloudy after midnight. Breezy and much cooler. Less humid with lows around 19. West winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 50 percent. Wind chill values as low as 1 above after midnight. Monday: Mostly sunny and blustery. Much cooler with highs in the upper 20s. Northwest winds 15 to 25 mph with gusts up to 40 mph. Wind chill values as low as zero in the morning. Monday Night: Partly cloudy in the evening, then becoming mostly clear. Lows around 17. Northwest winds 10 to 15 mph with gusts up to 25 mph. Tuesday: Sunny. Highs in the mid 30s. West winds 5 to 10 mph. Tuesday Night: Mostly clear and not as cool. Near steady temperature around 30. Wednesday Through Thursday Night: Partly cloudy. Highs in the lower 40s. Lows in the mid 20s. Friday And Friday Night: Mostly cloudy. Highs in the mid 40s. Lows in the lower 30s. Saturday: Partly sunny in the morning, then becoming mostly cloudy. Highs around 50. | |
| Zone Forecast: St. Louis County | |
Visit your local NWS office at: https://www.weather.gov/lsx/ |