Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast
33°F
1°C
| Humidity | 66% |
| Wind Speed | W 20 G 44 mph |
| Barometer | 29.57 in (1001.5 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 21°F (-6°C) |
| Last update | 20 Feb 4:54 am CST |
Extended Forecast for
Forsyth IL
Wind Advisory February 20, 05:35am until February 20, 09:00am
NOW until 9:00am Fri

Wind Advisory
Today

High: 41 °F
Becoming
Sunny and
BreezyTonight

Low: 23 °F
Mostly Clear
Saturday

High: 38 °F
Mostly Sunny
Saturday Night

Low: 20 °F
Partly Cloudy
Sunday

High: 31 °F
Partly Sunny
and BlusterySunday Night

Low: 16 °F
Partly Cloudy
Monday

High: 32 °F
Mostly Sunny
Monday Night

Low: 17 °F
Mostly Clear
Detailed Forecast
Today
Cloudy through mid morning, then gradual clearing, with a high near 41. Breezy, with a west wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 45 mph.
Tonight
Mostly clear, with a low around 23. West northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 38. West northwest wind 9 to 15 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 20. West northwest wind 13 to 18 mph, with gusts as high as 24 mph.
Sunday
Partly sunny, with a high near 31. Blustery, with a northwest wind 18 to 24 mph, with gusts as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 16. Northwest wind around 18 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 32. North northwest wind 9 to 17 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Mostly sunny, with a high near 43. Breezy.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 48.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Forsyth IL
39.93°N 88.96°W (Elev. 650 ft)
39.93°N 88.96°W (Elev. 650 ft)
5:06 am CST Feb 20, 2026
5am CST Feb 20, 2026-6pm CST Feb 26, 2026



