Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Overcast

68°F

20°C

Humidity 98%
Wind Speed S 5 mph
Barometer 29.48 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Jun 8:35 pm CDT
Extended Forecast for

3 Miles NNE Sidell IL

Tornado Watch June 17, 08:49pm until June 17, 10:00pm
Flash Flood Warning until June 17, 10:00pm
Click here for hazard details and duration
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  •  
    Tornado Watch June 17, 08:49pm until June 17, 10:00pm
    Flash Flood Warning until June 17, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 62 °F

    Severe
    Thunderstorms
    and Breezy
    then Severe
    Thunderstorms

  • Thursday

    Thursday: Mostly sunny, with a high near 75. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 79. West northwest wind 3 to 8 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82. West southwest wind 3 to 6 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 79. Chance of precipitation is 80%.

    High: 79 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before midnight. Some of the storms could be severe. Low around 62. Breezy, with a west wind 11 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Mostly sunny, with a high near 75. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 56. West northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 79. West northwest wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 60. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 82. West southwest wind 3 to 6 mph.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62. Light and variable wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 79. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 62. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 80.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Sidell IL
 39.95°N 87.81°W (Elev. 679 ft)
7:46 pm CDT Jun 17, 2026
8pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
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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