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.

Overcast

63°F

17°C

Humidity 97%
Wind Speed SW 15 mph
Barometer 29.90 in
Dewpoint 62°F (17°C)
Visibility 7.00 mi
Last update 10 Mar 7:15 am CDT
Extended Forecast for

3 Miles N Dennison IL

  • Today

    Today: Mostly cloudy, with a high near 74. South southwest wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 64. South southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 1pm, then showers likely. Temperature falling to around 49 by 5pm. Breezy, with a southwest wind 18 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 68 °F⇓

    Breezy.
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 31. Blustery, with a north northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.

    Low: 31 °F

    Chance
    Showers and
    Blustery then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 49. North northwest wind 6 to 8 mph becoming west southwest in the afternoon.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Breezy, with a south wind 7 to 12 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 36 mph.

    Low: 40 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 58. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 36 mph.

    High: 58 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 74. South southwest wind 9 to 15 mph, with gusts as high as 25 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 64. South southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm before 1pm, then showers likely. Temperature falling to around 49 by 5pm. Breezy, with a southwest wind 18 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
A 30 percent chance of showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 31. Blustery, with a north northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 49. North northwest wind 6 to 8 mph becoming west southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 40. Breezy, with a south wind 7 to 12 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 36 mph.
Friday
Mostly cloudy, with a high near 58. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Rain. Cloudy, with a high near 59. Breezy.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Blustery.
Monday
Partly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Dennison IL
 39.5°N 87.59°W (Elev. 650 ft)
Last Update:
6:36 am CDT Mar 10, 2026
Forecast Valid:
7am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation