St. Louis Weather Forecast: Scattered Showers Tonight, Followed by Significant Cooling
St. Louis will see scattered showers tonight and into early Friday morning, followed by a significant cool down with highs dropping to around 70 degrees on Friday. The weekend is expected to be crisp and cool with mostly sunny skies.

St. Louis, MO, October 1, 2026 — Scattered showers are anticipated to affect the St. Louis metropolitan area beginning tonight and continuing into the early hours of Friday morning. Following this period of precipitation, a notable shift in temperature is expected, bringing a significant cool down to the region.
High temperatures on Friday are forecast to drop to approximately 70 degrees Fahrenheit. This marks a substantial decrease from recent warmer conditions, signaling a change in the seasonal weather pattern.
Looking ahead to the weekend, forecasters predict a period of crisp and cool weather. Mostly sunny skies are expected to dominate, providing clear conditions for outdoor activities. The cooler temperatures are anticipated to persist through Saturday and Sunday.
Story summarized from the original created by Steve Templeton on www.firstalert4.com, see more information here.
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