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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Sparta IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 66. North wind around 8 mph.

    High: 66 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 54. Northeast wind 3 to 7 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 71. Northeast wind around 7 mph.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 57. Northeast wind around 7 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 1pm. High near 73. East wind around 7 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Cloudy, with a high near 66. North wind around 8 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 54. Northeast wind 3 to 7 mph.
Thursday
Partly sunny, with a high near 71. Northeast wind around 7 mph.
Thursday Night
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 57. Northeast wind around 7 mph.
Friday
Showers, with thunderstorms also possible after 1pm. High near 73. East wind around 7 mph. Chance of precipitation is 90%.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Memorial Day
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sparta IL
 38.16°N 89.72°W (Elev. 489 ft)
Last Update:
1:26 pm CDT May 20, 2026
Forecast Valid:
2pm CDT May 20, 2026-6pm CDT May 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation