St. Louis, MO – Thunderstorms are expected to sweep across central and eastern Missouri through early Friday, with strong rain chances and a potential for quarter-size hail affecting travel and evening plans.
According to the National Weather Service in St. Louis, multiple rounds of showers and storms will impact the region today through 6 a.m. Friday. The first wave is forecast to hit this morning and last into the early afternoon, followed by a second round expected overnight.
Areas north of Interstate 70 and along I-64, including Columbia, Quincy, and St. Louis, face the highest rain chances—ranging from 65% to 75% throughout the day. Columbia could see the strongest activity in the early morning, while St. Louis and Salem are more likely to experience a second wave during the evening and overnight hours.
A few storms may produce hail up to the size of a quarter, prompting localized safety concerns, especially for commuters and outdoor events. Motorists should monitor local alerts and avoid driving through flooded roadways.
Residents are advised to secure outdoor items, stay updated through weather.gov/lsx, and have multiple ways to receive warnings as conditions evolve overnight.
