National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

60°F

16°C

Humidity 80%
Wind Speed E 10 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 6 May 1:54 am CDT
Extended Forecast for

2 Miles WNW Decatur IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. East wind around 9 mph, with gusts as high as 17 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers. Mostly cloudy, with a high near 74. East wind around 9 mph, with gusts as high as 17 mph.

    High: 74 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms after 1am. Low around 63. Southeast wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Mostly Cloudy
    then T-storms

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. Breezy, with a south wind 13 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. West wind 7 to 13 mph becoming south after midnight. Winds could gust as high as 18 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 79. South southeast wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am. Mostly cloudy, with a low around 57. South wind 10 to 18 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    T-storms
    Likely

  • Thursday

    Thursday: Sunny, with a high near 71. Breezy.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. East wind around 9 mph, with gusts as high as 17 mph.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 74. East wind around 9 mph, with gusts as high as 17 mph.
Monday Night
Showers and thunderstorms after 1am. Low around 63. Southeast wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 79. Breezy, with a south wind 13 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Mostly clear, with a low around 58. West wind 7 to 13 mph becoming south after midnight. Winds could gust as high as 18 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 79. South southeast wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 1am. Mostly cloudy, with a low around 57. South wind 10 to 18 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Sunny, with a high near 71. Breezy.
Thursday Night
Partly cloudy, with a low around 50.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 48.
Saturday
A chance of showers. Mostly sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 71.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Decatur IL
 39.86°N 88.97°W (Elev. 676 ft)
Last Update:
12:28 am CDT May 6, 2024
Forecast Valid:
3am CDT May 6, 2024-6pm CDT May 12, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation