National Weather Service Forecast for: Kirkwood MO
Issued by: National Weather Service Saint Louis, MO
Updated: 3:56 am CST Dec 5, 2025
 
Overnight

Overnight: Clear, with a low around 11. Light south wind.
Clear

 Friday

Friday: Sunny, with a high near 42. South wind 3 to 6 mph.
Sunny

 Friday
Night
Friday Night: Increasing clouds, with a low around 31. South wind around 7 mph becoming west after midnight.
Increasing
Clouds

 Saturday

Saturday: Partly sunny, with a high near 38. Northwest wind around 5 mph becoming calm.
Partly Sunny

 Saturday
Night
Saturday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 31. Southeast wind around 6 mph.
Mostly Cloudy
then Chance
Rain
 Sunday

Sunday: A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then a slight chance of snow after noon. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Chance
Rain/Snow
then Slight
Chance Snow
 Sunday
Night
Sunday Night: Mostly cloudy, with a low around 15.
Mostly Cloudy

 Monday

Monday: Mostly sunny, with a high near 32.
Mostly Sunny

 Monday
Night
Monday Night: Partly cloudy, with a low around 24.
Partly Cloudy
Lo 11 °F Hi 42 °F Lo 31 °F Hi 38 °F Lo 31 °F Hi 38 °F Lo 15 °F Hi 32 °F Lo 24 °F

 

Overnight
 
 Clear, with a low around 11. Light south wind.
Friday
 
 Sunny, with a high near 42. South wind 3 to 6 mph.
Friday Night
 
 Increasing clouds, with a low around 31. South wind around 7 mph becoming west after midnight.
Saturday
 
 Partly sunny, with a high near 38. Northwest wind around 5 mph becoming calm.
Saturday Night
 
 A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 31. Southeast wind around 6 mph.
Sunday
 
 A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then a slight chance of snow after noon. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Sunday Night
 
 Mostly cloudy, with a low around 15.
Monday
 
 Mostly sunny, with a high near 32.
Monday Night
 
 Partly cloudy, with a low around 24.
Tuesday
 
 Mostly sunny, with a high near 47.
Tuesday Night
 
 Mostly cloudy, with a low around 38.
Wednesday
 
 A 20 percent chance of rain. Mostly cloudy, with a high near 47.
Wednesday Night
 
 Mostly cloudy, with a low around 23.
Thursday
 
 Mostly cloudy, with a high near 34.

 

Forecast from NOAA-NWS for Kirkwood MO.