National Weather Service United States Department of Commerce

Unsettled weather in store for eastern U.S. into weekend

A complex weather system moving across the eastern U.S. will bring a variety of hazardous weather to the region on Friday and into the weekend. Much colder weather is expected by Saturday, along with numerous showers and accumulating snow in the higher elevations of the Appalachians. Rain and snow will move into northern New England on Sunday.
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Current Conditions

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Lambert-St. Louis International Airport MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

This
Afternoon

Breezy

Breezy

High: 46 °F

Tonight

Frost

Frost

Low: 27 °F

Saturday

Morning Frost

Morning
Frost

High: 46 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 31 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 52 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 42 °F

Monday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 64 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 51 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 60 °F

Detailed Forecast

  • This Afternoon Sunny, with a high near 46. Breezy, with a north wind around 24 mph, with gusts as high as 34 mph.
  • Tonight Widespread frost after 11pm. Otherwise, clear, with a low around 27. North wind 10 to 18 mph, with gusts as high as 26 mph.
  • Saturday Widespread frost before 11am. Otherwise, sunny, with a high near 46. North wind 6 to 8 mph.
  • Saturday Night Mostly clear, with a low around 31. Light and variable wind becoming southeast around 5 mph after midnight.
  • Sunday Mostly sunny, with a high near 52. South wind 6 to 13 mph.
  • Sunday Night Partly cloudy, with a low around 42.
  • Monday A 20 percent chance of showers after 8am. Partly sunny, with a high near 64.
  • Monday Night A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
  • Tuesday Showers and thunderstorms likely. Cloudy, with a high near 60. Chance of precipitation is 70%.
  • Tuesday Night Showers likely and possibly a thunderstorm. Cloudy, with a low around 49. Chance of precipitation is 70%.
  • Wednesday Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
  • Wednesday Night A 30 percent chance of showers. Partly cloudy, with a low around 45.
  • Thursday Mostly sunny, with a high near 61.