National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

75°F

24°C

Humidity 74%
Wind Speed W 3 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 25 Jun 4:54 pm CDT
Extended Forecast for

2 Miles E Fieldon IL

Flood Watch June 25, 05:45pm until June 26, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 25, 05:45pm until June 26, 07:00pm

    NOW until 7:00pm Fri

    Flood Watch

  • This Afternoon

    High: 79 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 66. Calm wind becoming southeast 5 to 7 mph in the evening. Chance of precipitation is 90%.

    Low: 66 °F

    Showers

  • Friday

    Friday: Showers and thunderstorms, mainly before 3pm. High near 79. Southeast wind around 9 mph becoming north in the afternoon. Chance of precipitation is 90%.

    High: 79 °F

    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 65. North wind 3 to 7 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. North wind around 5 mph becoming light and variable in the morning.

    High: 83 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 79. Calm wind. Chance of precipitation is 70%.
Tonight
Showers and possibly a thunderstorm. Low around 66. Calm wind becoming southeast 5 to 7 mph in the evening. Chance of precipitation is 90%.
Friday
Showers and thunderstorms, mainly before 3pm. High near 79. Southeast wind around 9 mph becoming north in the afternoon. Chance of precipitation is 90%.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 65. North wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. North wind around 5 mph becoming light and variable in the morning.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Clear, with a low around 74.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Fieldon IL
 39.11°N 90.47°W (Elev. 640 ft)
Last Update:
5:26 pm CDT Jun 25, 2026
Forecast Valid:
5pm CDT Jun 25, 2026-6pm CDT Jul 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation