St. Louis

St. Louis Braces for Showers and Potential Thunderstorms, NWS Advises Vigilance

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Published on May 02, 2025
St. Louis Braces for Showers and Potential Thunderstorms, NWS Advises VigilanceSource: Unsplash/ Tasos Mansour

Residents in the St. Louis area should prepare for a drizzly and potentially stormy week ahead. According to the National Weather Service, scattered showers are expected to start cropping up this afternoon, with the chance of precipitation increasing to 40 percent. The day promises to warm up to a high near 68 degrees, while light winds will eventually shift and come from the south, the NWS warns.

The chances of showers continue tonight and into the weekend, with the possibility of thunderstorms emerging tomorrow afternoon. Forecasts suggest there is roughly a 40 percent chance of rain before 1 a.m., and then again after 2 a.m. As the weekend progresses, the likelihood of wet conditions increases, with tomorrow showing a 70 percent chance of precipitation, which could include thunderstorms between 1 p.m. and 4 p.m. The NWS also indicates a 50 percent chance of showers lingering into tomorrow night.

Moving into Sunday and the early part of next week, the forecast suggests mostly cloudy skies with a diminishing chance of showers, tapering to 20 percent by Sunday night. Temperatures will hover near the 60-degree mark on Sunday, before gently climbing to the mid-60s by Monday under partly sunny skies.

As the week unfolds, Tuesday could see temperatures warmly embracing the mid-70s, though this respite is short-lived as another 40 percent chance of showers is expected to return that night and persist through Wednesday. The weather conditions could change swiftly, however, as Thursday aims to please with yet another chance of showers even amid partly sunny skies and comparable temperature highs. The detailed NWS forecast leaves open the possibility that the week will continue on a wet note, thus keeping St. Louis in a seasonal waltz between sunshine and rain.

The National Weather Service's Hazardous Weather Outlook for the region indicates no imminent threats that would require spotter activation. It advises residents to remain aware of the potential for thunderstorms in the coming days, particularly on Saturday when the risk may be higher. This advisory covers eastern and central Missouri as well as west central and southwest Illinois, affecting a broad portion of the local area. Thunderstorms, while not always severe, can still impact outdoor activities and travel. Residents are encouraged to monitor NWS updates for any changes in weather conditions.