🔥 Trending St. Louis Heatwave: Dangerous Conditions and Extreme Temperatures

St. Louis, Missouri is currently experiencing significant weather events, particularly concerning heavy rainfall and potential flooding, alongside other typical weather conditions.

Current Weather Overview

As of July 28, 2026, St. Louis and Eastern Missouri have been impacted by substantial rainfall, leading to extensive and catastrophic flash flooding. Between 6 to 12 inches of rain fell overnight through early morning, and additional rainfall is anticipated in the same area through tonight. A Flood Watch remains in effect ¹.

Detailed Forecast and Conditions

Today's Conditions (July 28, 2026)

The forecast for today in St. Louis indicates a temperature of around 40°F with a 36% chance of rain ². Given the flood situation, residents are advised to check local weather recommendations for appropriate attire and safety measures ².

Tomorrow's Forecast (July 29, 2026)

For tomorrow, July 29, 2026, detailed information regarding high/low temperatures, precipitation chances, and sunrise/sunset times is available, allowing residents to plan accordingly ³.

Extended Outlook

A 15-day weather forecast provides a comprehensive look at expected temperatures, rainfall, wind conditions, UV index, and humidity for St. Louis ⁵. Hourly forecasts for the next 24-48 hours are also available, detailing predictions for temperatures, rain/snow chances, wind, and dew point ⁷.

Interactive Tools and Local Coverage

Residents can utilize interactive radar tools to get detailed, street-level weather conditions across St. Louis ⁴. Local news channels also provide the latest weather conditions for St. Louis and surrounding areas, including Kirkwood, Belleville, University City, Edwardsville, and Webster Groves ⁶.

Regional Context

It's worth noting that while St. Louis is dealing with flooding, other parts of the United States are experiencing extreme heat. Extreme Heat Warnings are in effect from the central Plains to the lower Mississippi River Valley, over southeast Montana, and from southern California into the Southwest Deserts. Additionally, severe thunderstorms capable of strong to severe wind gusts and large hail are expected in some areas ⁸.