Weather for St Charles, Missouri
Current Weather
Five Day Weather Forecast
Thu
H: 86°F
L: 58°F
Fri
H: 67°F
L: 54°F
Sat
H: 70°F
L: 52°F
Sun
H: 78°F
L: 61°F
Mon
H: 84°F
L: 63°F
Air Quality
Nitrogen Dioxide: 11.95 μg/m3
Sulphur Dioxide: 3.75 μg/m3
Ozone: 93 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:33 PM
Daylight: 12 hrs 59 mins
Moon Transit: 6:43 AM
Moonset: 11:16 AM
Moon Phase: Last Quarter
Moon Illumination: 41.9%
Best Times for Fishing or Hunting
Major Periods
6:13 AM - 8:43 AM6:35 PM - 9:05 PM
Minor Periods
10:46 AM - 12:16 AM1:45 AM - 3:15 AM
Action Rating: 3 out of 5
Flood Warning issued April 9 at 11:56AM CDT by NWS St Louis MO
Effective: Thu April 9, 2026, 11:56 AM
Expires: Sat April 11, 2026, 12:00 AM
...The National Weather Service in St Louis has issued a Flood Warning for the following rivers in Missouri...Illinois... Mississippi River at Louisiana. Mississippi River at Clarksville. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...From this afternoon until further notice. * IMPACTS...At 25.5 feet, State Route P east of Elsberry begins flooding just east of the levee. * ADDITIONAL DETAILS... - At 11:30 AM CDT Thursday the stage was 25.0 feet. - Forecast...The river is expected to rise above flood stage this afternoon and continue rising to 25.8 feet early Monday morning. Additional rises are possible thereafter. - Flood stage is 25.0 feet.
Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.83 μg/m3
Sulphur Dioxide: 3.19 μg/m3
Ozone: 97.4 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:33 PM
Daylight: 12 hrs 59 mins
Moon Transit: 6:43 AM
Moonset: 11:16 AM
Moon Phase: Last Quarter
Moon Illumination: 41.9%
Best Times for Fishing or Hunting
Major Periods
6:13 AM - 8:43 AM6:35 PM - 9:05 PM
Minor Periods
10:46 AM - 12:16 AM1:45 AM - 3:15 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.42 μg/m3
Sulphur Dioxide: 3.01 μg/m3
Ozone: 91.32 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 7:34 PM
Daylight: 13 hrs 1 mins
Moon Transit: 7:34 AM
Moonset: 12:18 AM
Moon Phase: Last Quarter
Moon Illumination: 31.0%
Best Times for Fishing or Hunting
Major Periods
7:04 AM - 9:34 AM7:24 PM - 9:54 PM
Minor Periods
11:48 AM - 1:18 PM2:25 AM - 3:55 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 11.24 μg/m3
Sulphur Dioxide: 3.59 μg/m3
Ozone: 76.72 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:35 PM
Daylight: 13 hrs 3 mins
Moon Transit: 8:22 AM
Moonset: 1:23 PM
Moon Phase: Last Quarter
Moon Illumination: 21.1%
Best Times for Fishing or Hunting
Major Periods
7:52 AM - 10:22 AM8:12 PM - 10:42 PM
Minor Periods
12:53 AM - 2:23 PM3:00 AM - 4:30 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.27 μg/m3
Sulphur Dioxide: 3.24 μg/m3
Ozone: 90.84 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:36 PM
Daylight: 13 hrs 6 mins
Moon Transit: 9:10 AM
Moonset: 2:29 PM
Moon Phase: Waning Crescent
Moon Illumination: 12.6%
Best Times for Fishing or Hunting
Major Periods
8:40 AM - 11:10 AM8:59 PM - 11:29 PM
Minor Periods
1:59 PM - 3:29 PM3:30 AM - 5:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.19 μg/m3
Sulphur Dioxide: 2.03 μg/m3
Ozone: 90.23 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:37 PM
Daylight: 13 hrs 8 mins
Moon Transit: 9:56 AM
Moonset: 3:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:26 AM - 11:56 AM
Minor Periods
3:05 PM - 4:35 PM3:56 AM - 5:26 AM
Action Rating: 2 out of 5