Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

77°F

25°C

Humidity 66%
Wind Speed NW 5 mph
Barometer 30.00 in (1015.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Aug 7:54 pm CDT
Extended Forecast for

2 Miles NNW Hamburg IL

  • Tonight

    Tonight: A slight chance of showers between 9pm and 10pm.  Mostly clear, with a low around 62. Calm wind.  Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Light northwest wind.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am.  Partly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers between 9pm and 10pm. Mostly clear, with a low around 62. Calm wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 82. Light northwest wind.
Sunday Night
Partly cloudy, with a low around 61. Calm wind.
Monday
Mostly sunny, with a high near 81. Calm wind.
Monday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 67.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Hamburg IL
 39.25°N 90.72°W (Elev. 492 ft)
5:56 pm CDT Aug 22, 2026
8pm CDT Aug 22, 2026-6pm CDT Aug 29, 2026
 
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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