Hazardous Weather Conditions
Current conditions at
Marshall County Airport (KC75)
Lat: 41.02°NLon: 89.39°WElev: 545ft.
Rain
72°F
22°C
| Humidity | 94% |
| Wind Speed | SW 5 mph |
| Barometer | 30.08 in |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Last update | 15 Aug 6:35 am CDT |
Extended Forecast for
Lacon IL
Flood Watch until August 15, 10:00am
NOW until 10:00am Sat
Flood Watch
Today
High: 84 °F
Heavy Rain
then Slight
Chance
T-stormsTonight
Low: 73 °F
Chance
T-storms then
Showers
LikelySunday
High: 85 °F
Showers
Likely then
Partly SunnySunday Night

Low: 65 °F
Partly Cloudy
Monday

High: 81 °F
Sunny
Monday Night

Low: 63 °F
Mostly Clear
Tuesday

High: 82 °F
Mostly Sunny
Tuesday Night
Low: 68 °F
Chance
Showers then
Showers
Likely
Detailed Forecast
Today
Showers and thunderstorms, mainly before 11am. Some of the storms could produce heavy rainfall. High near 84. South wind 6 to 8 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 73. Calm wind becoming west southwest around 6 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely, mainly before 8am. Partly sunny, with a high near 85. West northwest wind 5 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 65. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Monday
Sunny, with a high near 81. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 63. Calm wind.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming south southwest 5 to 8 mph in the morning.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Lacon IL
41.02°N 89.39°W (Elev. 515 ft)
41.02°N 89.39°W (Elev. 515 ft)
6:36 am CDT Aug 15, 2026
6am CDT Aug 15, 2026-6pm CDT Aug 21, 2026



