St. Louis

St. Louis Braces for a Soggy End to the Week with Thunderstorms and Rain in the Forecast

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Published on November 20, 2025
St. Louis Braces for a Soggy End to the Week with Thunderstorms and Rain in the ForecastSource: Unsplash/ Loren Gu

Residents in the St. Louis area might want to keep their umbrellas handy as the National Weather Service forecasts a damp end to the week. According to the NWS latest update, light rain and fog are lingering in the morning with a likely shift to thunderstorms and steadier rain this evening. While today's high is estimated near 58 degrees, the chance of precipitation hovers at 60%.

Rain and thunderstorms are expected tonight after 9 p.m., along with patchy fog and temperatures in the mid-50s. Light southeasterly winds of 3 to 5 mph will accompany an 80% chance of rain.

Friday brings even more wet weather, with a 90% chance of rain and possible thunderstorms. Patchy fog may appear before 1 p.m., and temperatures could reach around 64. Clouds and showers will continue through the day, with clearer skies not expected until Saturday.

Next week looks mixed. Monday night has a 50% chance of rain before midnight, and temperatures will drop to around 49 after a daytime high near 58. Tuesday may offer some improvement with a high near 60, though there’s still a 40% chance of showers.

The Hazardous Weather Outlook also highlights the risk of thunderstorms today and Friday in southeast Missouri and southwest Illinois. Residents and weather spotters should stay alert as activation may be needed.