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Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
65°F
18°C
| Humidity | 81% |
| Wind Speed | SE 3 mph |
| Barometer | 29.96 in (1014.0 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 21 Jun 12:54 am CDT |
Extended Forecast for
Weldon IL
Flood Watch June 21, 07:00am until June 22, 01:00am
Overnight
Low: 60 °F
Partly Cloudy
Sunday
High: 73 °F
Chance
Showers then
Heavy Rain
and BreezySunday Night
Low: 60 °F
Showers and
BreezyMonday
High: 73 °F
Decreasing
CloudsMonday Night
Low: 54 °F
Mostly Clear
Tuesday
High: 77 °F
Sunny
Tuesday Night
Low: 58 °F
Mostly Clear
Wednesday
High: 78 °F
Mostly Sunny
Wednesday Night
Low: 58 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 60. East southeast wind 3 to 5 mph.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 73. Breezy, with an east southeast wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and thunderstorms before 1am, then a chance of showers. Low around 60. Breezy, with an east southeast wind 14 to 20 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 73. North northeast wind 16 to 18 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 54. North northeast wind 7 to 14 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 77. Northeast wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 58. North northeast wind around 5 mph becoming light and variable.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 79.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61.
Saturday
A chance of showers. Partly sunny, with a high near 81.
Additional Forecasts and Information
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Point Forecast:
Weldon IL
40.12°N 88.75°W (Elev. 709 ft)
40.12°N 88.75°W (Elev. 709 ft)
11:31 pm CDT Jun 20, 2026
1am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
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