Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

Mostly Cloudy

19°F

-7°C

Humidity 62%
Wind Speed N 13 G 17 mph
Barometer 30.50 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 23 Feb 3:55 am CST
Extended Forecast for

Marissa IL

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 32. Northwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 32 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. Calm wind becoming south 5 to 9 mph after midnight.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. Breezy, with a south wind 13 to 22 mph, with gusts as high as 32 mph.

    High: 49 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. South wind 11 to 16 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. Northwest wind around 6 mph becoming southeast in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain, then rain likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of rain before noon.  Partly sunny, with a high near 48.

    High: 48 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 32. Northwest wind 6 to 15 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 19. Calm wind becoming south 5 to 9 mph after midnight.
Tuesday
Partly sunny, with a high near 49. Breezy, with a south wind 13 to 22 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly cloudy, with a low around 35. South wind 11 to 16 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Wednesday
Mostly sunny, with a high near 52. Northwest wind around 6 mph becoming southeast in the afternoon.
Wednesday Night
A slight chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain before noon. Partly sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 59.
Friday Night
Clear, with a low around 39.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Marissa IL
 38.25°N 89.74°W (Elev. 459 ft)
12:25 am CST Feb 23, 2026
4am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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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