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National Weather Service Forecast for: St. Charles County
Issued by: NWS National Weather Service Saint Louis, MO
Updated: 509 AM CST Sat Feb 24 2024
St. Charles , MO
 
Today


Sunny
Sunny
Tonight


Clear
Clear
Sunday


Sunny
Sunny
Sunday
Night

Clear
Clear
Monday


Sunny
Sunny
Monday
Night

Chance rain
Chance rain
Tuesday


Thunder storm
Thunder storm
Tuesday
Night

Thunder storm
Thunder storm
Wednesday


Chance rain
Chance rain
Hi ≈45°F Lo ≈35°F Hi ≈75°F Lo ≈45°F Hi ≈75°F Lo ≈55°F Hi ≈80°F Lo ≈35°F Hi ≈45°F

 

Today
 
Sunny, cooler with highs in the upper 40s. North winds 5 to 10 mph with gusts up to 20 mph, becoming west this afternoon.
Tonight
 
Clear. Lows in the upper 30s. South winds 5 to 10 mph.
Sunday
 
Sunny. Not as cool with highs in the lower 70s. Southwest winds 5 to 10 mph.
Sunday Night
 
Clear. Lows in the mid 40s. Southwest winds 5 to 10 mph.
Monday
 
Sunny. Highs in the mid 70s. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.
Monday Night
 
Mostly cloudy. A slight chance of rain after midnight. Not as cool with lows in the upper 50s. Chance of rain 20 percent.
Tuesday
 
Partly sunny. A slight chance of rain and thunderstorms in the afternoon. Breezy with highs around 80. Chance of rain 20 percent.
Tuesday Night
 
Partly cloudy in the evening, then becoming mostly cloudy. A chance of rain with a slight chance of thunderstorms. Breezy and much cooler with lows in the lower 30s. Chance of rain 50 percent.
Wednesday
 
Mostly sunny. A chance of rain in the morning. Much cooler with highs in the lower 40s. Chance of rain 30 percent.
Wednesday Night
 
Mostly clear. Lows in the mid 20s. Highs in the lower 50s..
Thursday
 
Mostly clear. Lows in the mid 20s. Highs in the lower 50s..
Thursday Night
 
Mostly clear. A slight chance of rain after midnight. Lows in the mid 30s. Chance of rain 20 percent.
Friday
 
Mostly sunny with a 20 percent chance of rain. Highs in the mid 50s.

 

Forecast from NOAA-NWS for St. Charles County. (Zone forecast)