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.

Overcast

34°F

1°C

Humidity 64%
Wind Speed W 20 G 28 mph
Barometer 29.87 in (1011.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 16 Jan 8:54 pm CST
Extended Forecast for

Hamburg IL

  • Tonight

    Tonight: A slight chance of snow before 3am, then a chance of flurries after 3am. Mostly cloudy, with a low around 18. West wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 23. West wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 23 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 11. West wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 11 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 32. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 32 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 12. Northwest wind 7 to 11 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 21.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of snow before 3am, then a chance of flurries after 3am. Mostly cloudy, with a low around 18. West wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 23. West wind 10 to 14 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 11. West wind 7 to 10 mph, with gusts as high as 22 mph.
Sunday
Partly sunny, with a high near 32. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 12. Northwest wind 7 to 11 mph, with gusts as high as 25 mph.
M.L.King Day
Sunny, with a high near 21.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 34. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 23.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 37. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamburg IL
 39.23°N 90.72°W (Elev. 430 ft)
Last Update:
7:57 pm CST Jan 16, 2026
Forecast Valid:
9pm CST Jan 16, 2026-6pm CST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation