National Weather Service United States Department of Commerce

East Coast winter storm forecast to impact Thanksgiving holiday travel

A storm system will develop off the coast of the Carolinas early Wednesday and strengthen as it moves rapidly up the East Coast Wednesday into early Thursday. Heavy snow is likely to begin in the central Appalachians early Wednesday morning, spreading northeast through the interior Mid-Atlantic into New England by Wednesday night. Winter Storm Watches are in effect for these areas.
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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 Clear

Mostly
Clear

Low: 28 °F

Tuesday

Sunny

Sunny

High: 38 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Wednesday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 41 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 32 °F

Thanksgiving
Day

Mostly Sunny

Mostly
Sunny

High: 38 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 30 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 54 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 45 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 28. West wind around 9 mph.
  • Tuesday Sunny, with a high near 38. West wind 5 to 9 mph becoming light southwest in the afternoon.
  • Tuesday Night Partly cloudy, with a low around 29. Calm wind becoming southeast around 6 mph after midnight.
  • Wednesday A chance of rain and snow before 1pm, then a chance of rain between 1pm and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 41. Southeast wind 7 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.
  • Wednesday Night Mostly cloudy, with a low around 32. Northwest wind 7 to 9 mph.
  • Thanksgiving Day Mostly sunny, with a high near 38.
  • Thursday Night Partly cloudy, with a low around 30.
  • Friday Mostly sunny, with a high near 54.
  • Friday Night Partly cloudy, with a low around 45.
  • Saturday Partly sunny, with a high near 58.
  • Saturday Night Mostly cloudy, with a low around 40.
  • Sunday A 20 percent chance of rain. Partly sunny, with a high near 47.
  • Sunday Night A 20 percent chance of rain. Mostly cloudy, with a low around 38.
  • Monday A slight chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.