Hazardous Weather Conditions
Current conditions at
Effingham, Effingham County Memorial Airport (K1H2)
Lat: 39.07°NLon: 88.53°WElev: 587ft.
Fog/Mist
53°F
12°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 29.84 in |
| Dewpoint | 53°F (12°C) |
| Visibility | 5.00 mi |
| Last update | 25 Nov 8:35 am CST |
Extended Forecast for
Mason IL
Today
High: 58 °F
Slight Chance
Drizzle and
Patchy Fog
then CloudyTonight
Low: 34 °F
Slight Chance
Rain then
Mostly Cloudy
and BreezyWednesday
High: 43 °F
Decreasing
Clouds and
BreezyWednesday Night
Low: 25 °F
Partly Cloudy
Thanksgiving Day
High: 38 °F
Sunny
Thursday Night
Low: 18 °F
Mostly Clear
Friday
High: 36 °F
Sunny
Friday Night
Low: 27 °F
Mostly Cloudy
then Chance
SnowSaturday
High: 38 °F
Rain/Snow
Likely then
Rain Likely
Detailed Forecast
Today
A slight chance of drizzle before noon. Patchy fog before noon. Otherwise, cloudy, with a high near 58. West southwest wind 5 to 8 mph, with gusts as high as 16 mph.
Tonight
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 32 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 43. Breezy, with a west wind 15 to 22 mph, with gusts as high as 37 mph.
Wednesday Night
Partly cloudy, with a low around 25. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Thanksgiving Day
Sunny, with a high near 38. West northwest wind 13 to 16 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 18. West northwest wind 5 to 10 mph becoming light after midnight.
Friday
Sunny, with a high near 36. Light and variable wind.
Friday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 27.
Saturday
Rain and snow likely, becoming all rain after noon. Cloudy, with a high near 38. Chance of precipitation is 70%.
Saturday Night
Rain likely, mainly before midnight. Cloudy, with a low around 29. Chance of precipitation is 60%.
Sunday
A chance of rain. Mostly cloudy, with a high near 41.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 25.
Monday
A chance of rain. Mostly cloudy, with a high near 40.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mason IL
38.94°N 88.62°W (Elev. 564 ft)
38.94°N 88.62°W (Elev. 564 ft)
8:37 am CST Nov 25, 2025
8am CST Nov 25, 2025-6pm CST Dec 1, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
