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

31°F

-1°C

Humidity 85%
Wind Speed N 13 G 22 mph
Barometer 30.28 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 4 Dec 1:35 am CST
Extended Forecast for

Marissa IL

  • Overnight

    Overnight: A 30 percent chance of snow, mainly before 2am. Cloudy, with a low around 19. North wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 19 °F

    Chance Snow

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 25. North wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 25 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 18. North wind around 5 mph becoming calm in the evening.

    Low: 18 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 39. Calm wind becoming south around 5 mph in the afternoon.

    High: 39 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. South wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of freezing rain after midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance
    Freezing Rain

  • Sunday

    Sunday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly before 2am. Cloudy, with a low around 19. North wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 25. North wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 18. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 39. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 26. South wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 42.
Saturday Night
A slight chance of freezing rain after midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marissa IL
 38.23°N 89.74°W (Elev. 495 ft)
Last Update:
10:11 pm CST Dec 3, 2025
Forecast Valid:
1am CST Dec 4, 2025-6pm CST Dec 10, 2025
 
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