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National Weather Service Forecast for: St. Charles County
Issued by: NWS National Weather Service Saint Louis, MO
Updated: 439 AM CDT Fri Mar 29 2024
St. Charles , MO
 
Today


Mostly Sunny
Mostly Sunny
Tonight


Thunder storm
Thunder storm
Saturday


Partly Sunny
Partly Sunny
Saturday
Night

Thunder storm
Thunder storm
Sunday


Thunder storm
Thunder storm
Sunday
Night

Thunder storm
Thunder storm
Monday


Thunder storm
Thunder storm
Monday
Night

Thunder storm
Thunder storm
Tuesday


Partly Sunny
Partly Sunny
Hi ≈75°F Lo ≈55°F Hi ≈75°F Lo ≈55°F Hi ≈80°F Lo ≈65°F Hi ≈75°F Lo ≈45°F Hi ≈55°F

 

Today
 
Mostly sunny. Not as cool with highs in the mid 70s. South winds 15 to 20 mph with gusts up to 30 mph.
Tonight
 
Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Not as cool with lows in the mid 50s. South winds around 15 mph with gusts up to 30 mph. Chance of rain 30 percent.
Saturday
 
Partly sunny. Highs in the lower 70s. West winds 10 to 15 mph with gusts up to 25 mph.
Saturday Night
 
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 50s. West winds around 5 mph, becoming southeast after midnight. Chance of rain 40 percent.
Sunday
 
Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs around 80. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of rain 50 percent.
Sunday Night
 
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent.
Monday
 
Mostly cloudy with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.
Monday Night
 
Showers and thunderstorms likely, mainly in the evening. Cooler with lows in the upper 40s. Chance of rain 70 percent.
Tuesday
 
Partly sunny with a 20 percent chance of showers. Much cooler. Near steady temperature in the lower 50s.
Tuesday Night
 
Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers. Cooler with lows in the upper 30s.
Wednesday
 
Mostly sunny. Highs in the mid 50s.
Wednesday Night
 
Mostly clear. Lows in the upper 30s.
Thursday
 
Mostly clear. Highs in the mid 60s.

 

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