Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Partly Cloudy

79°F

26°C

Humidity 67%
Wind Speed NE 6 mph
Barometer 30.01 in (1015.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Aug 11:54 am CDT
Extended Forecast for

Long Creek IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. East wind around 5 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Southeast wind 3 to 5 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. South wind 3 to 6 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. South southeast wind around 6 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. South wind 3 to 7 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 66. South wind 3 to 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 81. South southwest wind 5 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. East wind around 5 mph.
Tonight
Mostly clear, with a low around 61. Southeast wind 3 to 5 mph.
Tuesday
Sunny, with a high near 85. South wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 63. South southeast wind around 6 mph.
Wednesday
Sunny, with a high near 85. South wind 3 to 7 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. South wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. South southwest wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 65.
Friday
Partly sunny, with a high near 82.
Friday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Creek IL
 39.82°N 88.86°W (Elev. 676 ft)
11:16 am CDT Aug 3, 2026
12pm CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database