The National Weather Service forecasts sunny skies and high temperatures for St. Louis, with chances of thunderstorms increasing towards Independence Day.

St. Louis has a variable weather outlook with thunderstorms and high temperatures, mixed with some sunny and clearer conditions, according to the National Weather Service.

St. Louis is under a Heat Advisory with a high near 97 degrees and heat index up to 102. Residents should stay hydrated and cool. Thunderstorms are also forecasted, offering relief from the heat.

Heat Advisory issued in St. Louis with high temperatures and humidity posing health risks; NWS advises caution and staying cool to prevent heat-related illnesses.

The National Weather Service issued a Heat Advisory for St. Louis until 9 PM CDT Thursday, warning of heat index values up to 103 degrees and advising precautions against heat-related illnesses.

The National Weather Service has issued an Extreme Heat Warning for St. Louis, MO, with a heat index up to 105 degrees, advising caution and use of local resources due to heat-related illness risks.

The National Weather Service has issued an Extreme Heat Warning for St. Louis and surrounding counties with heat index values up to 110 expected. Residents are advised to take precautions and use available cooling resources.

The National Weather Service issued an Extreme Heat Watch for St. Louis, warning of potential 109-degree heat index values and advising precautions against heat-related illnesses.

St. Louis and neighboring Illinois counties brace for an extreme heatwave with heat index values up to 106 degrees, with an advisory issued by the National Weather Service.

The St. Louis area anticipates varied weather, including possible hazardous storms and an air quality alert for vulnerable groups, with mixed conditions forecasted throughout the week.

St. Louis weather forecast includes patterns of calm interspersed with thunderstorms, humidity, and rising temperatures towards the weekend with a sunny Juneteenth anticipated.

St. Louis weather forecasts predict a mix of fog, thunderstorms, and highs near 86 degrees. Showers are likely early in the week, with a potential for severe storms Tuesday night through Wednesday.

The National Weather Service predicts scattered showers and thunderstorms in St. Louis, with variable temperatures and occasional overcast conditions this week.