| National Weather Service Forecast for:
St. Charles County Issued by: NWS National Weather Service Saint Louis, MO |
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| Updated: 140 AM CDT Sat Jul 27 2024 | ||||||||||||||||||
| St. Charles , MO | ||||||||||||||||||
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| Rest Of Tonight |
Partly cloudy. Lows in the mid 60s. East winds around 5 mph. |
| Saturday |
Partly sunny with a slight chance of showers in the morning, then cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Southeast winds 5 to 10 mph. Chance of rain 70 percent. |
| Saturday Night |
Mostly cloudy with a chance of thunderstorms. Showers likely, mainly in the evening. Lows around 70. Southeast winds around 5 mph. Chance of rain 60 percent. |
| Sunday |
Mostly cloudy in the morning, then becoming mostly sunny. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Humid with highs in the mid 80s. South winds 5 to 10 mph. Chance of rain 70 percent. |
| Sunday Night |
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 20 percent. |
| Monday |
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent. Heat index values up to 100. |
| Monday Night |
Mostly clear in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 100 early in the evening. |
| Tuesday |
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. |
| Tuesday Night |
Mostly clear with a slight chance of showers and thunderstorms. Hot. Lows in the mid 70s. |
| Wednesday |
Mostly clear with a slight chance of showers and thunderstorms. Hot. Highs in the mid 90s. |
| Wednesday Night |
Mostly clear with a slight chance of showers and thunderstorms. Hot. Lows in the mid 70s. |
| Thursday |
Mostly clear with a slight chance of showers and thunderstorms. Hot. Highs in the mid 90s. |
| Thursday Night |
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. |
| Friday |
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. |
| Zone Forecast |
St. Charles County |
Forecast from NOAA-NWS for St. Charles County. (Zone forecast)