Todays weather in St. Louis MO - Wednesday - 10 June 2026

St. Louis is deep in a heat event today, with temperatures at 95°F and a heat index pushing close to 101°F. If you have outdoor plans, this briefing will help you time them right and stay safe in the intense summer heat.Today's forecast covers everything you need: current conditions sitting mostly sunny and brutally warm, southwest winds at 6–12 mph with gusts to 21, and a rain chance of just 5 percent — no relief coming from the sky. Tonight cools to around 76°F, though humidity keeps it feeling heavy. A 13 percent shower chance overnight is not much to bank on.The bigger story is what's ahead. Thursday climbs even higher, near 96°F, with a heat index that could reach 107°F — serious, dangerous heat. Then Thursday night brings a dramatic shift: a 91 percent chance of showers and thunderstorms rolling through between roughly 7 PM and 1 AM. Once that system clears, Friday resets beautifully to a sunny 86°F with a refreshing northwest breeze.For today: wear light, loose clothing, stay hydrated, and avoid lingering outside during midday hours. Commute conditions are fine — roads are dry — but let your car cool before getting in.The weekend brings storm chances building again Saturday through Sunday, so that Friday window is your best bet for outdoor plans.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.