National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Fair

38°F

3°C

Humidity 97%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 37°F (3°C)
Visibility 7.00 mi
Last update 15 Feb 8:15 pm CST
Extended Forecast for

4 Miles NNE Marshall IL

Dense Fog Advisory February 15, 11:00pm until February 16, 09:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Patchy dense fog after 11pm. Otherwise, partly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Patchy Dense
    Fog

  • Washington's Birthday

    Washington's Birthday: Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 58. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 58 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. South wind around 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. South wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight. Cloudy, with a low around 54. Breezy, with a south southwest wind 14 to 21 mph, with gusts as high as 34 mph.

    Low: 54 °F

    Cloudy then
    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. Breezy, with a west southwest wind 13 to 21 mph, with gusts as high as 33 mph.

    High: 69 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. Southwest wind 5 to 9 mph becoming south southeast after midnight. Winds could gust as high as 17 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain before midnight. Partly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Patchy dense fog after 11pm. Otherwise, partly cloudy, with a low around 36. Light and variable wind.
Washington's Birthday
Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 58. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 39. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 59. South wind 6 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
A 30 percent chance of rain after midnight. Cloudy, with a low around 54. Breezy, with a south southwest wind 14 to 21 mph, with gusts as high as 34 mph.
Wednesday
Mostly sunny, with a high near 69. Breezy, with a west southwest wind 13 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 44. Southwest wind 5 to 9 mph becoming south southeast after midnight. Winds could gust as high as 17 mph.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 68.
Thursday Night
A 40 percent chance of rain before midnight. Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A chance of rain. Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Marshall IL
 39.44°N 87.65°W (Elev. 558 ft)
Last Update:
7:26 pm CST Feb 15, 2026
Forecast Valid:
8pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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