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

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Fair

33°F

1°C

Humidity 65%
Wind Speed SW 17 mph
Barometer 30.29 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 12 Jan 9:35 am CST
Extended Forecast for

7 Miles NNE Martinsville IL

  • Today

    Today: Mostly sunny, with a high near 46. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 53. Southwest wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 53 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a temperature rising to near 39 by 9am, then falling to around 30 during the remainder of the day. Breezy, with a north northwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 30%.

    High: 39 °F⇓

    Mostly Cloudy
    then Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. North northwest wind around 18 mph, with gusts as high as 31 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 28. North northwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Today
Mostly sunny, with a high near 46. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 31. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 53. Southwest wind 10 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 36. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of rain showers after noon, mixing with snow after 3pm. Mostly cloudy, with a temperature rising to near 39 by 9am, then falling to around 30 during the remainder of the day. Breezy, with a north northwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 16. North northwest wind around 18 mph, with gusts as high as 31 mph.
Thursday
Mostly sunny, with a high near 28. North northwest wind 7 to 16 mph, with gusts as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 37.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Martinsville IL
 39.45°N 87.85°W (Elev. 673 ft)
Last Update:
9:36 am CST Jan 12, 2026
Forecast Valid:
9am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation