Severe Storms Expected Across Upper Midwest; Heat Advisories in the Plains

Strong to severe thunderstorms with damaging winds, large hail, heavy rain, and a few tornadoes are expected across the Upper Mississippi Valley, which includes the Twin Cities metro area. Meanwhile, heat advisories are in effect across the central and southern Plains, including the Kansas City metro area. Read More >

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Mostly Cloudy

80°F

27°C

Humidity 85%
Wind Speed S 9 mph
Barometer 30.08 in (1017.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 9 Aug 12:54 pm CDT
Extended Forecast for

2 Miles WNW Decatur IL

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 2pm.  Partly sunny, with a high near 85. South wind around 10 mph, with gusts as high as 16 mph.

    Slight Chance
    T-storms

    High: 85 °F

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 70. South wind 7 to 9 mph.

    Chance
    T-storms

    Low: 70 °F

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 89. South wind 7 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 16 mph.

    Chance
    T-storms

    High: 89 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 71. West southwest wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    T-storms
    Likely

    Low: 71 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 84. Calm wind.

    Chance
    T-storms

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Calm wind.

    Chance
    T-storms

    Low: 66 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 82. East northeast wind 3 to 6 mph.

    Chance
    T-storms

    High: 82 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 65.

    Partly Cloudy

    Low: 65 °F

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 84.

    Chance
    T-storms

    High: 84 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 85. South wind around 10 mph, with gusts as high as 16 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. South wind 7 to 9 mph.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind 7 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 16 mph.
Monday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 71. West southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Calm wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. East northeast wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 65.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 67.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
2 Miles WNW Decatur IL
 39.86°N 88.97°W (Elev. 676 ft)
12:38 pm CDT Aug 9, 2020
1pm CDT Aug 9, 2020-6pm CDT Aug 15, 2020
 
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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