Todays weather in St. Louis MO - Saturday - 30 May 2026

Thunderstorms are in the mix for St. Louis today, and your morning commute is the first thing to plan around. Current conditions sit at 85°F with a 35% chance of showers and thunderstorms — not a guarantee, but real enough to pack a compact umbrella. Wind is light out of the east at 2–8 mph, and humidity is doing exactly what St. Louis summer humidity does. Tonight the storm chances ease to 23% with a low near 65°.The bigger weather story this week is the Sunday night into Monday window. Precipitation odds climb to 67% overnight Sunday, and Monday carries that same 67% chance through the morning with a high near 87°F. That's the week's real wet stretch — plan accordingly if you have outdoor activities or events.Get past Monday afternoon, though, and the outlook shifts sharply. Tuesday arrives sunny and clean at 84°F, Wednesday matches it, and Thursday through Friday push highs toward 89°F with continued sunshine. The back half of the week is genuinely pleasant.For today's commute: give yourself extra time, watch for wet roads and reduced visibility if a cell rolls through, and know that no severe weather alerts are currently in effect. This is ordinary St. Louis summer drama — pack the umbrella, not the anxiety.This is your daily St. Louis weather briefing — practical, specific, and under three minutes. A YesWee production built using AI technology.This episode includes AI-generated content.