National Weather Service United States Department of Commerce

Winter weather forecast for Rockies and southern Plains

A developing storm system will bring snow to parts of the Rockies and southern Plains on Friday, which will move into the central U.S. on Saturday. Freezing rain is also forecast from Texas to the mid-Mississippi Valley and into the Carolinas. Meanwhile, temperatures will be 20-40 degrees below normal across parts of the central and southern U.S. on Friday.
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Current Conditions

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Saint Louis MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 11 °F

Saturday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 29 °F

Saturday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 27 °F

Sunday

Wintry Mix Chance for Measurable Precipitation 70%

Wintry
Mix

High: 36 °F

Sunday
Night

Snow/Sleet Chance for Measurable Precipitation 30%

Snow/Sleet

Low: 25 °F

Monday

Mostly Cloudy

Mostly
Cloudy

High: 37 °F

Monday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 31 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 56 °F

Tuesday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 31 °F

Detailed Forecast

  • Tonight Mostly cloudy, with a low around 11. East wind around 6 mph.
  • Saturday A 20 percent chance of snow after 3pm. Mostly cloudy, with a high near 29. Southeast wind 6 to 8 mph.
  • Saturday Night Snow. Low around 27. Southeast wind around 7 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
  • Sunday Snow likely before 9am, then freezing rain and sleet likely between 9am and noon, then rain and snow likely after noon. Cloudy, with a high near 36. Southeast wind around 6 mph becoming west in the afternoon. Chance of precipitation is 70%.
  • Sunday Night A chance of snow and sleet before midnight. Mostly cloudy, with a low around 25. West wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 30%.
  • Monday Mostly cloudy, with a high near 37.
  • Monday Night Rain likely. Cloudy, with a low around 31. Chance of precipitation is 60%.
  • Tuesday Showers likely and possibly a thunderstorm. Cloudy, with a high near 56. Chance of precipitation is 70%.
  • Tuesday Night A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
  • Wednesday A chance of rain and snow. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
  • Wednesday Night Partly cloudy, with a low around 13.
  • Thursday Mostly sunny, with a high near 32.
  • Thursday Night Mostly clear, with a low around 22.
  • Friday Sunny, with a high near 45.