St. Louis, Missouri – Rain will be on and off throughout Friday across Missouri, with a chance of heavy downpours and localized flash flooding that could impact evening travel from Columbia to Farmington.
According to the National Weather Service in St. Louis, showers are likely through Friday afternoon, with chances as high as 65% in cities like Quincy, Columbia, and Jefferson City during the morning and midday hours. Storm activity may taper off slightly in northeast Missouri by evening, but periods of rain could continue overnight into early Saturday. A few thunderstorms are possible, bringing isolated lightning and brief heavy rain bursts.
St. Louis has a 55% chance of rain through 3 p.m. Friday, dropping to 20% by 9 p.m., but the risk of heavier cells may still linger. Areas like Farmington and Salem could see higher rain chances into the early hours of Saturday. Localized flooding remains a concern, especially in low-lying or urban areas.
Drivers should reduce speed in wet conditions and avoid flooded roadways. Those with outdoor plans Friday evening may want to stay weather-aware.
Rain chances taper overnight, but more summer storms are possible next week.
