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Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast
69°F
21°C
| Humidity | 66% |
| Wind Speed | SE 9 mph |
| Barometer | 29.92 in (1012.7 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 21 Jun 8:54 am CDT |
Extended Forecast for
Bethany IL
Flood Watch until June 22, 01:00am
NOW until 1:00am Mon
Flood Watch
Today
High: 75 °F
Chance
Showers then
Heavy RainTonight
Low: 59 °F
T-storms then
Chance
ShowersMonday
High: 73 °F
Slight Chance
Showers then
Partly SunnyMonday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 77 °F
Sunny
Tuesday Night
Low: 57 °F
Mostly Clear
Wednesday
High: 79 °F
Mostly Sunny
Wednesday Night
Low: 59 °F
Partly Cloudy
Detailed Forecast
Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 75. Southeast wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms before 1am, then a chance of showers. Low around 59. South southwest wind 9 to 13 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A 20 percent chance of showers before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 73. North wind around 14 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 53. North northeast wind 5 to 9 mph.
Tuesday
Sunny, with a high near 77. Northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 57. Light and variable wind.
Wednesday
Mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 58.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Bethany IL
39.64°N 88.75°W (Elev. 650 ft)
39.64°N 88.75°W (Elev. 650 ft)
3:56 am CDT Jun 21, 2026
9am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
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