St. Louis

St. Louis Braces for Chilly Week with Clouds and Chance of Snow, According to National Weather Service

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Published on December 12, 2025
St. Louis Braces for Chilly Week with Clouds and Chance of Snow, According to National Weather ServiceSource: Unsplash/ Anandu Vinod

The latest weather updates from the National Weather Service in St. Louis, MO, paint a picture of a gray and chilly week ahead for the city. As of early this morning, the skies are overcast with temperatures lingering at a crisp 33°F (1°C). The humidity stands high at 89%, with the wind blowing from the northeast at a moderate 7 mph. The current conditions also indicate a dewpoint of 30°F (-1°C), suggesting a cool dampness to the air that grips the metropolis.

Looking forward, the National Weather Service forecasts that today will remain cloudy with a high near 37°F. The chill is set to continue into the evening, as the temperature is expected to drop to 24°F. The wind retaining it's northwest trajectory at 5 to 7 mph. Saturday's forecast introduces a chance of snow in the early afternoon and again after 4pm, though the likelihood doesn't exceed 30%. It is clear that the city's residents should brace themselves for a cold stretch ahead.

As the weekend progresses, Saturday night may bring a slight additional snowfall with a 20 percent chance of precipitation before 7pm. This will then give way to cloud cover which will gradually clear by nightfall, ushering in a low of 5°F. The subsequent day promises greater clarity with sunny skies, though still gripped by cold with a high of only 16°F. The light north winds in the afternoon may offer scant relief from the frigidity that enfolds Saint Louis.

Come Monday, a reprieve seems on the horizon as the outlook suggests a sunny day with the mercury climbing to a more comfortable high of 39°F. Clear skies continue into Monday night with temperatures expected to fall to 28°F. The warming trend continues into Tuesday, where mostly sunny conditions may push temperatures up to 50°F. But the warmth is tentative, as Wednesday is forecasted to bring partly sunny skies and a 30 percent chance of rain, while nighttime conditions remain mostly cloudy with a low around 47°F, as per the NWS forecast.