National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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3 Miles NW De Soto MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Today

Cloudy

Cloudy

High: 45 °F

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 37 °F

Monday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 50 °F

Monday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 43 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 48 °F

Tuesday
Night

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

Low: 32 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 36 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 29 °F

Christmas
Day

Mostly Sunny

Mostly
Sunny

High: 47 °F

Detailed Forecast

  • Today Cloudy, with a high near 45. South wind 3 to 7 mph.
  • Tonight Mostly cloudy, with a low around 37. Southeast wind around 8 mph.
  • Monday A 50 percent chance of rain. Cloudy, with a high near 50. South wind 8 to 13 mph.
  • Monday Night Rain likely. Cloudy, with a low around 43. South wind 6 to 9 mph becoming west after midnight. Chance of precipitation is 70%.
  • Tuesday A 50 percent chance of rain. Cloudy, with a high near 48. West wind 5 to 8 mph.
  • Tuesday Night Rain likely before 1am, then rain and snow likely between 1am and 4am, then snow likely after 4am. Cloudy, with a low around 32. Chance of precipitation is 60%.
  • Wednesday A 50 percent chance of snow. Cloudy, with a high near 36.
  • Wednesday Night Mostly cloudy, with a low around 29.
  • Christmas Day Mostly sunny, with a high near 47.
  • Thursday Night Partly cloudy, with a low around 36.
  • Friday A 20 percent chance of rain. Partly sunny, with a high near 47.
  • Friday Night A slight chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.
  • Saturday Mostly sunny, with a high near 37.