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

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Overcast

73°F

23°C

Humidity 100%
Wind Speed N 5 mph
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 2.00 mi
Last update 6 Jul 9:10 am CDT
Extended Forecast for

2 Miles ENE Dundas IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 85. North wind around 7 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 70. North wind 3 to 7 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 86. North northeast wind 6 to 8 mph.  Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 87. Light and variable wind.  Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 7pm.  Mostly clear, with a low around 70. Calm wind becoming south southwest around 5 mph after midnight.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 89. Southwest wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. North wind around 7 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. North wind 3 to 7 mph.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 86. North northeast wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 68. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 87. Light and variable wind. Chance of precipitation is 30%.
Wednesday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 70. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Southwest wind 6 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Dundas IL
 38.83°N 88.03°W (Elev. 499 ft)
3:33 am CDT Jul 6, 2026
9am CDT Jul 6, 2026-6pm CDT Jul 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

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