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

Hazardous Weather Conditions

Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

Overcast

26°F

-3°C

Humidity 50%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 17 Jan 6:55 am CST
Extended Forecast for

Lenzburg IL

  • Today

    Today: Snow likely, mainly before 10am, then a chance of flurries after noon. Cloudy, with a high near 27. West wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 27 °F

    Snow Likely
    then Mostly
    Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 11. West wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 32. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 32 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Southwest wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.

    Low: 14 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 23. Northwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 23 °F

    Mostly Sunny

  • Monday Night

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

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
Snow likely, mainly before 10am, then a chance of flurries after noon. Cloudy, with a high near 27. West wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Partly cloudy, with a low around 11. West wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday
Increasing clouds, with a high near 32. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 14. Southwest wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph.
M.L.King Day
Mostly sunny, with a high near 23. Northwest wind 7 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain before midnight, then a slight chance of snow. Partly cloudy, with a low around 21. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 35.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 19.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lenzburg IL
 38.3°N 89.82°W (Elev. 436 ft)
Last Update:
6:21 am CST Jan 17, 2026
Forecast Valid:
7am CST Jan 17, 2026-6pm CST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation