News Headlines
Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Light Rain Fog/Mist
70°F
21°C
| Humidity | 93% |
| Wind Speed | E 10 mph |
| Barometer | 30.00 in (1015.5 mb) |
| Dewpoint | 68°F (20°C) |
| Visibility | 3.00 mi |
| Last update | 26 Jun 11:54 am CDT |
Extended Forecast for
Mount Zion IL
Flood Watch June 26, 12:31pm until June 27, 01:00pm
NOW until 1:00pm Sat

Flood Watch
This Afternoon

High: 73 °F
Showers
Tonight
Low: 63 °F
Showers
Likely then
Chance
ShowersSaturday

High: 79 °F
Partly Sunny
Saturday Night
Low: 66 °F
Partly Cloudy
then Chance
T-stormsSunday

High: 88 °F
Decreasing
CloudsSunday Night

Low: 73 °F
Mostly Clear
Monday

High: 91 °F
Sunny
Monday Night

Low: 74 °F
Mostly Clear
Detailed Forecast
This Afternoon
Showers and possibly a thunderstorm. High near 73. East southeast wind around 10 mph, with gusts as high as 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 63. East wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 79. Northeast wind around 6 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Light and variable wind becoming east southeast around 6 mph in the evening.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Southeast wind 8 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 73. South wind 8 to 11 mph, with gusts as high as 17 mph.
Monday
Sunny, with a high near 91. South wind 8 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 73.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 93.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Mount Zion IL
39.77°N 88.89°W (Elev. 650 ft)
39.77°N 88.89°W (Elev. 650 ft)
10:35 am CDT Jun 26, 2026
12pm CDT Jun 26, 2026-6pm CDT Jul 2, 2026



