Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

A Few Clouds

84°F

29°C

Humidity 61%
Wind Speed E 9 mph
Barometer 30.06 in (1017.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 7 Jul 4:54 pm CDT
Extended Forecast for

3 Miles ESE Dalton City IL

  • Tonight

    Tonight: Mostly clear, with a low around 64. Northeast wind around 6 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 88. South southwest wind 6 to 9 mph.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 69. South southwest wind 5 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 84. Southwest wind 6 to 9 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 67. West southwest wind 5 to 7 mph becoming light and variable.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 83.

    High: 83 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Northeast wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 86. Calm wind.
Wednesday Night
Mostly clear, with a low around 67. Calm wind becoming south southwest around 5 mph after midnight.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South southwest wind 6 to 9 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South southwest wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. West southwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 87.
Monday Night
Clear, with a low around 67.
Tuesday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Dalton City IL
 39.7°N 88.75°W (Elev. 692 ft)
4:36 pm CDT Jul 7, 2026
5pm CDT Jul 7, 2026-6pm CDT Jul 14, 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