Hazardous Weather Conditions

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Mostly Cloudy

81°F

27°C

Humidity 77%
Wind Speed E 6 mph
Barometer 30.07 in (1017.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Jul 12:54 pm CDT
Extended Forecast for

5 Miles NE Hardin IL

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms after 3pm.  Mostly cloudy, with a high near 85. Southeast wind around 6 mph.  Chance of precipitation is 20%.

    High: 85 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 7pm.  Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 73 °F

    Scattered
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 91. Heat index values as high as 101. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 74. Southwest wind 3 to 5 mph.  Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 91. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Mostly clear, with a low around 76.

    Low: 76 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 95.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms after 3pm. Mostly cloudy, with a high near 85. Southeast wind around 6 mph. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Heat index values as high as 101. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Hardin IL
 39.18°N 90.55°W (Elev. 499 ft)
12:06 pm CDT Jul 18, 2025
1pm CDT Jul 18, 2025-6pm CDT Jul 24, 2025
 
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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