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.

Fair

65°F

18°C

Humidity 100%
Wind Speed S 8 mph
Barometer 30.03 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 3 Apr 7:35 am CDT
Extended Forecast for

Sparta IL

  • Today

    Today: A slight chance of showers between 9am and 10am, then a slight chance of showers and thunderstorms after 10am. Partly sunny, with a high near 81. South wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 59. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms then
    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. Some of the storms could produce heavy rainfall. Temperature falling to around 58 by 2pm. West wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

    High: 65 °F⇓

    Heavy Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58. Northwest wind 6 to 10 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between 9am and 10am, then a slight chance of showers and thunderstorms after 10am. Partly sunny, with a high near 81. South wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 59. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. Some of the storms could produce heavy rainfall. Temperature falling to around 58 by 2pm. West wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Saturday Night
Partly cloudy, with a low around 39. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 58. Northwest wind 6 to 10 mph.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sparta IL
 38.16°N 89.72°W (Elev. 489 ft)
Last Update:
4:51 am CDT Apr 3, 2026
Forecast Valid:
7am CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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