National Weather Service Forecast for: Earth City MO
Issued by: National Weather Service Saint Louis, MO
Updated: 1:26 am CDT Apr 6, 2026
 
Overnight

Overnight: Clear, with a low around 39. West wind 3 to 5 mph.
Clear
Monday

Monday: Sunny, with a high near 64. Northwest wind 6 to 11 mph.
Sunny
Monday
Night
Monday Night: Increasing clouds, with a low around 38. North wind 7 to 10 mph, with gusts as high as 20 mph.
Increasing
Clouds
Tuesday

Tuesday: Mostly cloudy, with a high near 55. East wind around 10 mph.
Mostly Cloudy
Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 42. Southeast wind around 9 mph.
Mostly Cloudy
Wednesday

Wednesday: Mostly sunny, with a high near 74.
Mostly Sunny
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 55.
Partly Cloudy
Thursday

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 73. Chance of precipitation is 30%.
Chance
Showers
Thursday
Night
Thursday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 58.
Chance
T-storms
Lo 39 °F Hi 64 °F Lo 38 °F Hi 55 °F Lo 42 °F Hi 74 °F Lo 55 °F Hi 73 °F Lo 58 °F

 

Overnight
 
Clear, with a low around 39. West wind 3 to 5 mph.
Monday
 
Sunny, with a high near 64. Northwest wind 6 to 11 mph.
Monday Night
 
Increasing clouds, with a low around 38. North wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
 
Mostly cloudy, with a high near 55. East wind around 10 mph.
Tuesday Night
 
Mostly cloudy, with a low around 42. Southeast wind around 9 mph.
Wednesday
 
Mostly sunny, with a high near 74.
Wednesday Night
 
Partly cloudy, with a low around 55.
Thursday
 
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
Thursday Night
 
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Friday
 
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Friday Night
 
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Saturday
 
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Saturday Night
 
A 20 percent chance of showers. Mostly cloudy, with a low around 62.
Sunday
 
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.

 

Forecast from NOAA-NWS for Earth City MO.