Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fog/Mist
79°F
26°C
| Humidity | 88% |
| Wind Speed | SW 6 mph |
| Barometer | 29.97 in (1014.3 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 5.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 26 Jul 10:54 am CDT |
Extended Forecast for
Cerro Gordo IL
Heat Advisory July 26, 12:00pm until July 27, 09:00pm
Today

High: 89 °F
Slight Chance
T-stormsTonight
Low: 75 °F
Partly Cloudy
then Slight
Chance
T-stormsMonday

High: 92 °F
Mostly Sunny
Monday Night

Low: 74 °F
Mostly Clear
Tuesday

High: 87 °F
Sunny
Tuesday Night

Low: 64 °F
Mostly Clear
Wednesday

High: 84 °F
Sunny
Wednesday Night

Low: 61 °F
Clear
Thursday

High: 85 °F
Sunny
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 89. Heat index values as high as 103. South wind around 7 mph becoming west southwest in the afternoon.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 75. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 92. Heat index values as high as 107. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 74. Southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 87. North wind 10 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 64. North northeast wind 6 to 11 mph, with gusts as high as 16 mph.
Wednesday
Sunny, with a high near 84. North northeast wind 7 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 64.
Friday
A chance of showers. Partly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Cerro Gordo IL
39.9°N 88.74°W (Elev. 728 ft)
39.9°N 88.74°W (Elev. 728 ft)
10:36 am CDT Jul 26, 2026
11am CDT Jul 26, 2026-6pm CDT Aug 1, 2026



