National Weather Service United States Department of Commerce

Unsettled weather moving into the western and central U.S.

Increasing moisture and colder air will filter into the Pacific Northwest Friday and into Saturday. Expect rain to start near the coast and then begin to spread steadily to the south and east into the interior mountains as snow Friday into Saturday. Enough moisture will be pushed eastward to also see snow in the central and southern Rockies and adjacent Plains Friday.
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Hazardous Weather Conditions

Current Conditions

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Saint Louis MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Today

Cold

Cold

High: 17 °F

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 11 °F

Saturday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 30 °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: 26 °F

Monday

Mostly Cloudy

Mostly
Cloudy

High: 38 °F

Monday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 35 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 57 °F

Detailed Forecast

  • Today Mostly sunny and cold, with a high near 17. Northwest wind 5 to 7 mph becoming northeast in the afternoon.
  • Tonight Mostly cloudy, with a low around 11. East wind around 6 mph.
  • Saturday A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 30. East wind 6 to 8 mph.
  • Saturday Night Snow. Low around 27. East wind 6 to 8 mph. Chance of precipitation is 80%.
  • 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. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
  • Monday Mostly cloudy, with a high near 38.
  • Monday Night Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
  • Tuesday Showers likely and possibly a thunderstorm. Cloudy, with a high near 57. 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 34. Chance of precipitation is 40%.
  • Wednesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 15.
  • Thursday Mostly sunny, with a high near 31.