National Weather Service Forecast for: St. Louis, MO
Issued by: National Weather Service St. Louis/St. Charles, MO
Updated: Sat, 10-Oct-2026 1:26pm CDT

Saint Louis
 
This
Afternoon
This Afternoon: Partly Sunny
Partly Sunny
Sunday

Sunday: Sunny
Sunny
Columbus
Day
Columbus Day: Sunny
Sunny
Tuesday

Tuesday: Sunny
Sunny
Wednesday

Wednesday: Showers And Thunderstorms
Showers And T-Storms
Thursday

Thursday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Friday

Friday: Chance Rain Showers
Chance Rain Showers
 
Hi 80 °F Hi 88 °F Hi 95 °F Hi 92 °F Hi 85 °F Hi 79 °F Hi 72 °F  
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Clear
Clear
Tuesday
Night
Tuesday Night: Mostly Clear then Chance Showers And Thunderstorms
Mostly Clear then Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
 
Lo 55 °F Lo 66 °F Lo 72 °F Lo 71 °F Lo 65 °F Lo 58 °F Lo 48 °F  

 

This Afternoon
 
Partly sunny, with a high near 80. Southeast wind around 7 mph.
Tonight
 
Partly cloudy, with a low around 55. East wind 0 to 6 mph.
Sunday
 
Sunny, with a high near 88. Southwest wind around 2 mph.
Sunday Night
 
Partly cloudy, with a low around 66. South wind around 5 mph.
Columbus Day
 
Sunny, with a high near 95. Southwest wind 5 to 10 mph.
Monday Night
 
Clear, with a low around 72.
Tuesday
 
Sunny, with a high near 92.
Tuesday Night
 
A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71. Chance of precipitation is 40%.
Wednesday
 
Showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 80%.
Wednesday Night
 
Showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Thursday
 
Showers and thunderstorms likely. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Thursday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Friday
 
A chance of rain showers before 1pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Friday Night
 
Partly cloudy, with a low around 48.

 

Forecast from NOAA-NWS for St. Louis, MO.