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

45°F

7°C

Humidity 55%
Wind Speed NE 8 mph
Barometer 30.32 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 1 Mar 2:35 pm CST
Extended Forecast for

Marissa IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 48. Northeast wind around 11 mph.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain before 11pm, then rain, possibly mixed with snow between 11pm and midnight, then rain after midnight. Low around 35. Northeast wind around 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    then Rain

  • Monday

    Monday: Rain likely, mainly before noon. Cloudy, with a high near 45. East wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 45 °F

    Rain Likely
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 41. East wind 3 to 7 mph. Chance of precipitation is 60%.

    Low: 41 °F

    Slight Chance
    Rain then
    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Mostly cloudy, with a high near 68. South wind 7 to 11 mph. Chance of precipitation is 70%.

    High: 68 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.

    High: 71 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 48. Northeast wind around 11 mph.
Tonight
Rain before 11pm, then rain, possibly mixed with snow between 11pm and midnight, then rain after midnight. Low around 35. Northeast wind around 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday
Rain likely, mainly before noon. Cloudy, with a high near 45. East wind 5 to 10 mph. Chance of precipitation is 70%.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 41. East wind 3 to 7 mph. Chance of precipitation is 60%.
Tuesday
Rain likely, mainly before noon. Mostly cloudy, with a high near 68. South wind 7 to 11 mph. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 58.
Wednesday
Rain and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.
Wednesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Thursday
Rain likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 59.
Friday
A 50 percent chance of rain and thunderstorms. Partly sunny, with a high near 76.
Friday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marissa IL
 38.25°N 89.74°W (Elev. 459 ft)
Last Update:
12:26 pm CST Mar 1, 2026
Forecast Valid:
2pm CST Mar 1, 2026-6pm CST Mar 7, 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