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 39%
Wind Speed NW 7 mph
Barometer 30.27 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 6 Apr 3:35 pm CDT
Extended Forecast for

Marissa IL

  • Tonight

    Tonight: Increasing clouds, with a low around 40. North wind 6 to 8 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. East wind 8 to 10 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. East wind around 7 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. South wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. South wind around 10 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 40. North wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 55. East wind 8 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 39. East wind around 7 mph.
Wednesday
Mostly sunny, with a high near 71. South wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 52. South wind around 10 mph.
Thursday
Sunny, with a high near 74.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marissa IL
 38.25°N 89.74°W (Elev. 459 ft)
Last Update:
1:26 pm CDT Apr 6, 2026
Forecast Valid:
3pm CDT Apr 6, 2026-6pm CDT Apr 13, 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