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Hazardous Weather Conditions

Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

Fair

35°F

2°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.06 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 16 Feb 3:15 am CST
Extended Forecast for

Marissa IL

Dense Fog Advisory until February 16, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 16, 09:00am

    NOW until 9:00am Mon

    Dense Fog Advisory

  • Overnight

    Low: 34 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 63. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. South wind 6 to 8 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 62 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. Breezy, with a south wind 18 to 22 mph, with gusts as high as 34 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 34. Calm wind.
Washington's Birthday
Mostly sunny, with a high near 63. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 43. South wind 6 to 8 mph.
Tuesday
Mostly cloudy, with a high near 62. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 57. Breezy, with a south wind 18 to 22 mph, with gusts as high as 34 mph.
Wednesday
Sunny, with a high near 71.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 48.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 72. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 39.
Friday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 51.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 32.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 49.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 29.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 42.
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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:
3:01 am CST Feb 16, 2026
Forecast Valid:
3am CST Feb 16, 2026-6pm CST Feb 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