National Weather Service Forecast for: Webster Groves MO
Issued by: National Weather Service Saint Louis, MO
Updated: 3:16 am CST Feb 2, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around 21. Light southwest wind.
Mostly Cloudy

 Monday

Monday: Partly sunny, with a high near 38. West wind around 5 mph becoming calm in the morning.
Partly Sunny

 Monday
Night
Monday Night: Cloudy, with a low around 28. East wind 3 to 6 mph.
Cloudy

 Tuesday

Tuesday: A slight chance of snow and freezing rain before 11am, then a slight chance of snow between 11am and noon. Mostly cloudy, with a high near 34. Calm wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 20%.
Slight Chance
Wintry Mix
then Mostly
Cloudy
 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 18. North wind around 5 mph becoming calm in the evening.
Partly Cloudy

 Wednesday

Wednesday: Mostly sunny, with a high near 31.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 17.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 41.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 33.
Mostly Clear
Lo 21 °F Hi 38 °F Lo 28 °F Hi 34 °F Lo 18 °F Hi 31 °F Lo 17 °F Hi 41 °F Lo 33 °F

 

Overnight
 
 Mostly cloudy, with a low around 21. Light southwest wind.
Monday
 
 Partly sunny, with a high near 38. West wind around 5 mph becoming calm in the morning.
Monday Night
 
 Cloudy, with a low around 28. East wind 3 to 6 mph.
Tuesday
 
 A slight chance of snow and freezing rain before 11am, then a slight chance of snow between 11am and noon. Mostly cloudy, with a high near 34. Calm wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
 
 Partly cloudy, with a low around 18. North wind around 5 mph becoming calm in the evening.
Wednesday
 
 Mostly sunny, with a high near 31.
Wednesday Night
 
 Partly cloudy, with a low around 17.
Thursday
 
 Mostly sunny, with a high near 41.
Thursday Night
 
 Mostly clear, with a low around 33.
Friday
 
 Mostly sunny, with a high near 46.
Friday Night
 
 Mostly clear, with a low around 21.
Saturday
 
 Sunny, with a high near 38.
Saturday Night
 
 Partly cloudy, with a low around 25.
Sunday
 
 Mostly sunny, with a high near 44.

 

Forecast from NOAA-NWS for Webster Groves MO.