National Weather Service United States Department of Commerce

Much needed precipitation continues across the Southwest; central and eastern U.S. prepare for more winter weather

Widespread and much-needed precipitation across the Southwest will begin to spread into the Plains through Saturday. As the moisture encounters an Arctic airmass dropping down through the north-central U.S., moderate to heavy snow is expected to develop across the Midwest Saturday and then move into portions of the Mid-Atlantic and Northeast on Sunday.
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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

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 28 °F

Saturday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 45 °F

Saturday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 34 °F

Sunday

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 37 °F

Sunday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 16 °F

Monday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 24 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 20 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 42 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 28. Southeast wind 3 to 5 mph.
  • Saturday A 50 percent chance of rain after 1pm. Cloudy, with a high near 45. South wind 3 to 7 mph.
  • Saturday Night Occasional rain before 1am, then occasional rain and snow. Low around 34. Southeast wind around 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Sunday Occasional rain and snow. High near 37. Southeast wind 5 to 14 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
  • Sunday Night Occasional rain and snow before 7pm, then a slight chance of snow. Low around 16. Blustery, with a northwest wind 15 to 20 mph. Chance of precipitation is 90%.
  • Monday A 20 percent chance of snow before 7am. Partly sunny, with a high near 24.
  • Monday Night Mostly cloudy, with a low around 20.
  • Tuesday Mostly sunny, with a high near 42.
  • Tuesday Night Partly cloudy, with a low around 29.
  • Wednesday Partly sunny, with a high near 41.
  • Wednesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 21.
  • Thursday A 20 percent chance of snow. Partly sunny, with a high near 29.
  • Thursday Night Partly cloudy, with a low around 13.
  • Friday Sunny, with a high near 30.