St. Louis is facing a severe heatwave, with the National Weather Service issuing an Extreme Heat Warning with heat index values up to 112 degrees. Residents are advised to take precautions against heat-related illnesses.

The NWS in St. Louis warns of a heat wave with heat index values up to 114 degrees, advising residents to take precautions against heat-related illnesses and stay in cool environments.

An Extreme Heat Warning is in effect in St. Louis, with heat index values potentially reaching 114 degrees, increasing the risk of heat-related illnesses.

St. Louis is under an Extreme Heat Warning from the NWS due to high temperatures and a heat index up to 107°F, posing risks of heat-related illnesses.

An Extreme Heat Warning is issued for the St. Louis region, with heat index values potentially reaching 116 degrees, posing high risks of heat-related illnesses.

St. Louis faces extreme heat with the NWS issuing a warning due to temperatures and heat index values reaching up to 112 degrees, urging residents to stay hydrated and cool.

Residents in St. Louis face flash floods and a heatwave, with a Flash Flood Warning and an Extreme Heat Warning issued by the National Weather Service.

St. Louis faces a prolonged period of dangerous heat with heat index values up to 110, prompting health advisories and preparedness for thunderstorms and potential flash flooding.

St. Louis faces a hot week with chances of showers and thunderstorms, highs near 96-99 degrees, and heat indices up to 109. Patchy fog, partly cloudy skies, and sporadic rain are expected.

St. Louis faces a long-duration heatwave with high temperatures and humidity, prompting residents to take precautions to avoid heat-related illnesses.

St. Louis prepares for scattered showers and thunderstorms with a chance of precipitation up to 60%, and temperatures near 87-100 degrees over the coming days. Evening storms and persistent daily occurrences expected through Monday.

St. Louis is expecting a hot and stormy week, with high temperatures and chances of showers and thunderstorms, according to the National Weather Service.

The National Weather Service forecasts thunderstorms and high humidity in eastern and central Missouri, with temperatures reaching up to 96 degrees.