St. Louis

St. Louis Bakes in Near-Record Heat as South Winds Whip Through

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Published on March 30, 2026
St. Louis Bakes in Near-Record Heat as South Winds Whip ThroughSource: Google Street View

St. Louis is waking up to cloudy skies and a mild 61°F this Monday, but the cool, gray vibe will not last long. Temperatures are expected to shoot into the mid-80s by afternoon with mostly sunny skies, and tonight will stay on the warm side with a low near 58°F.

Forecasters say near-record warmth is on tap today and again Tuesday, with highs around 84°F today and close to 86°F Tuesday. South winds will stay busy at 10 to 17 mph with gusts into the 30s, pulling in warm, dry air that will push fire danger higher across parts of east-central and southeast Missouri. That guidance comes from the National Weather Service St. Louis.

Afternoon Winds Ready To Rattle Patios

Those south winds will crank up through late morning and into the afternoon, increasing mixing and gustiness, especially along the river and in wide-open areas. If your lawn furniture likes to travel, now is the time to secure patio chairs and any lightweight gear that could go tumbling.

With gusts and low humidity teaming up, it is a good idea to skip any controlled burns until conditions calm down.

Cold Front Brings Rain Back Midweek

A cold front edges in Tuesday evening, opening the door for showers and thunderstorms late Tuesday. Rain chances climb Tuesday night and stay elevated into Wednesday and Thursday.

Some spots could see multiple rounds of rain with embedded thunderstorms, which might be enough for localized nuisance flooding where totals stack up. For timing details and updated forecast tracks, check the National Weather Service St. Louis.

What This Means For Commutes And Events

Hot, gusty conditions this afternoon could make outdoor work and events feel extra punishing, so plan on breezy, warm weather and keep water handy. By midweek, things flip to wetter and cooler, which could complicate evening commutes as rain moves through.

If you want a deeper dive into how this warm stretch hands off to a soggier setup, check out our earlier coverage of this warm-to-wet pattern.

There are no active watches or warnings for the St. Louis area right now, but conditions could change quickly. Keep an eye on updated forecasts, and avoid open burning while the winds stay gusty.