Heavy Rainfall Threat for Portions of Mid-Atlantic and Northeast; Heat Linger for Southeast and Expands for the West

Moisture and nearby frontal boundary will focus more showers and thunderstorms for portions of the Mid-Atlantic and Northeast today. Rainfall could be locally heavy resulting instances of flash flooding. Meanwhile, the heat lingers for areas of the Southeast and expands across the Western U.S. the next several days. Between these areas, severe thunderstorms possible for the Plains and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Overcast

73°F

23°C

Humidity 89%
Wind Speed N 5 mph
Barometer 30.04 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 6 Jul 10:55 am CDT
Extended Forecast for

4 Miles SSW Allerton IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 82. North northeast wind around 8 mph.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 66. North northeast wind 5 to 8 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85. Northeast wind 6 to 8 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Light northeast wind.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 88. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. North northeast wind around 8 mph.
Tonight
Partly cloudy, with a low around 66. North northeast wind 5 to 8 mph.
Tuesday
Sunny, with a high near 85. Northeast wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 64. Light northeast wind.
Wednesday
Sunny, with a high near 87. Calm wind.
Wednesday Night
Mostly clear, with a low around 68. Calm wind becoming south southwest around 5 mph after midnight.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 84.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Allerton IL
 39.87°N 87.96°W (Elev. 702 ft)
3:33 am CDT Jul 6, 2026
11am CDT Jul 6, 2026-6pm CDT Jul 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database