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 70%
Wind Speed W 20 G 29 mph
Barometer 29.74 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 16 Mar 3:55 am CDT
Extended Forecast for

Marissa IL

Wind Advisory March 16, 04:02am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 16, 04:02am until March 16, 12:00pm

    NOW until 12:00pm Mon

    Wind Advisory

  • Overnight

    Low: 23 °F

    Chance
    Flurries and
    Breezy

  • Monday

    Monday: A chance of flurries with a slight chance of snow before 3pm, then a chance of flurries between 3pm and 4pm. Cloudy, with a high near 30. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Northwest wind 11 to 18 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Northwest wind 5 to 9 mph becoming southwest in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 31. Southeast wind 5 to 14 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Overnight
A chance of flurries before 5am. Cloudy, with a low around 23. Breezy, with a west wind around 23 mph, with gusts as high as 36 mph.
Monday
A chance of flurries with a slight chance of snow before 3pm, then a chance of flurries between 3pm and 4pm. Cloudy, with a high near 30. Blustery, with a northwest wind 22 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 16. Northwest wind 11 to 18 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 36. Northwest wind 5 to 9 mph becoming southwest in the afternoon.
Tuesday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 31. Southeast wind 5 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 70.
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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:
3:56 am CDT Mar 16, 2026
Forecast Valid:
4am CDT Mar 16, 2026-6pm CDT Mar 22, 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