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Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
76°F
24°C
| Humidity | 35% |
| Wind Speed | W 20 G 31 mph |
| Barometer | 29.69 in (1004.8 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 16 Jun 5:54 pm CDT |
Extended Forecast for
5 Miles ESE Moweaqua IL
Severe T-storm Watch until June 16, 10:00pm
Wind Advisory June 17, 01:00pm until June 17, 07:00pm
NOW until 10:00pm Tue
Severe T-storm Watch
Tonight
Low: 55 °F
Mostly Clear
Wednesday
High: 85 °F
Chance
T-storms and
BreezyWednesday Night
Low: 64 °F
Heavy Rain
and Breezy
then Partly
CloudyThursday
High: 74 °F
Mostly Sunny
Thursday Night
Low: 55 °F
Mostly Clear
Juneteenth
High: 77 °F
Sunny
Friday Night
Low: 57 °F
Mostly Clear
Saturday
High: 80 °F
Mostly Sunny
Detailed Forecast
Tonight
Mostly clear, with a low around 55. West wind 8 to 13 mph becoming light and variable. Winds could gust as high as 22 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 85. Breezy, with a south southeast wind 8 to 18 mph increasing to 18 to 28 mph in the afternoon. Winds could gust as high as 45 mph.
Wednesday Night
Showers and thunderstorms, mainly before 10pm. Some of the storms could produce heavy rainfall. Low around 64. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Mostly sunny, with a high near 74. West northwest wind 11 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 55. West northwest wind 3 to 8 mph.
Juneteenth
Sunny, with a high near 77. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly clear, with a low around 57. Northwest wind around 6 mph becoming calm.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62.
Monday
A chance of showers. Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles ESE Moweaqua IL
39.6°N 88.93°W (Elev. 659 ft)
39.6°N 88.93°W (Elev. 659 ft)
5:16 pm CDT Jun 16, 2026
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 2026
Additional Resources
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Hourly Weather Forecast
