Summer Heat In Multiple Spots

A large dome of high pressure is expected to deliver summer heat with humidity in multiple sections of the country to start off the week. Excessive heat warnings and heat advisories are in effect across the south-central Plains, Mid to Lower Mississippi Valley and from the Mid-Atlantic into the Northeast. This includes the cities of New York, Philadelphia, Dallas, Oklahoma City and Kansas City. Read More >

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

78°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 30.02 in (1016.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Aug 8:54 am CDT
Extended Forecast for

Decatur Airport IL

  • Today

    Today: Scattered showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 30%.

    Partly Sunny
    then
    Scattered
    T-storms

    High: 88 °F

  • Tonight

    Tonight: Isolated showers and thunderstorms before 10pm.  Partly cloudy, with a low around 72. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Isolated
    T-storms then
    Mostly Cloudy

    Low: 72 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. South southwest wind 3 to 8 mph.

    Chance
    T-storms

    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 72. Light southwest wind.

    Partly Cloudy

    Low: 72 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 86. Calm wind becoming west northwest around 6 mph in the morning.

    Partly Sunny
    then Chance
    T-storms

    High: 86 °F

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 64. Light northeast wind.

    Mostly Cloudy
    then Chance
    T-storms

    Low: 64 °F

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 78. Northeast wind 3 to 6 mph.

    Chance
    T-storms

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Friday

    Friday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Tonight
Isolated showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. South southwest wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 72. Light southwest wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Calm wind becoming west northwest around 6 mph in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Light northeast wind.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 78. Northeast wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Partly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Decatur Airport IL
 39.84°N 88.88°W (Elev. 650 ft)
5:54 am CDT Aug 19, 2019
9am CDT Aug 19, 2019-6pm CDT Aug 25, 2019
 
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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