Todays weather in St. Louis MO - Friday - 29 May 2026

St. Louis gets one last easy stretch today before a multi-day storm pattern moves in. Right now it's mostly cloudy and 82°F with a light east breeze — comfortable, low-key, and nearly rain-free through the afternoon. The daytime commute looks clean in both directions, and a nine percent rain chance is effectively zero. Dress for mild and overcast, and take it.But tonight is where the forecast changes. Storm chances jump to 42% after dark, with showers and thunderstorms possible as the low drops to around 66°F. If you have outdoor evening plans, have a backup ready. That unsettled pattern carries through the weekend: Saturday holds a 32% storm chance, Sunday morning brings scattered showers before a partial afternoon clear-out, and Sunday night climbs back to 59%. Monday is the messiest day in the window — a 59% rain and storm chance with a high near 87°F.The good news: the back half of next week looks genuinely nice. Tuesday clears by afternoon, Wednesday is clean and sunny near 83°F, and Thursday pushes to 86°F under mostly sunny skies. No active weather alerts are in effect right now.Bottom line for St. Louis: enjoy Friday, stay weather-aware tonight, and keep the umbrella accessible all weekend. This daily briefing covers current conditions, highs and lows, precipitation timing, wind, and commute conditions — everything you need in under three minutes.This episode includes AI-generated content.