url:
Dewmaine, Illinois Weather Forecast
Dewmaine, Illinois Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

No Watches or Warnings for Dewmaine
Change location by the zip code or city,state: or search for other weather forecast locations in Illinois by name.
Weather Forecast for Dewmaine, Illinois : Williamson County
Issued: 3:31 am CST Dec 7, 2025 Latitude: 37.7806057 Longitude: -89.0770212 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
10% chance of  on Today Cloudy on Tonight Clearing on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday 20% chance of rain & snow on Thursday Partly Sunny on Friday Mostly Sunny on Saturday
High: 46°F Low: 26°F High: 37°F High: 49°F High: 51°F High: 40°F High: 29°F High: 24°F
Low: 27°F Low: 42°F Low: 30°F Low: 21°F Low: 9 °F  
Mostly Cloudy Cloudy Clearing Mostly Sunny Partly Sunny Rain & Snow Partly Sunny Mostly Sunny
-
Current Conditions at
CARBONDALE - (KMDH)
34°
Mostly Cloudy
Mist
as of 3:52 AM CST
Rel. Humidity: 100%
Dew Point: 34°F
Visibility: 3 Miles
Pressure: 29.96 in.
Flight Rule: MVFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Scattered at 5500ft, Broken at 7500ft
Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
34°
Clear
Mist
as of 4:15 AM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 4 Miles
Pressure: 29.98 in.
Flight Rule: MVFR
Wind Data
3 MPH
120° Southeast
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
Mostly Cloudy
Haze
as of 3:56 AM CST
Visibility: 6 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Scattered at 900ft, Broken at 12000ft
10% chance of  Today Today... A slight chance of drizzle before 5pm. Mostly cloudy, with a high near 46. Light and variable wind becoming north 5 to 10 mph in the morning.

Cloudy on Tonight Tonight... Cloudy, with a low around 26. North wind 8 to 10 mph.

Clearing on Monday Monday... Cloudy through mid morning, then gradual clearing, with a high near 37. North wind 5 to 7 mph becoming calm in the afternoon.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 27. Light south southeast wind becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 18 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 49. South southwest wind 11 to 15 mph, with gusts as high as 23 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 42. South southwest wind around 16 mph, with gusts as high as 26 mph.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 51. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

20% chance of rain & snow Wednesday Night Wednesday Night... A slight chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 30. Northwest wind around 6 mph becoming calm.

20% chance of rain & snow Thursday Thursday... A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 40. East wind 6 to 8 mph becoming north in the afternoon.

10% chance of rain Thursday Night Thursday Night... A slight chance of rain before midnight. Mostly cloudy, with a low around 21. North northwest wind 6 to 10 mph.

Partly Sunny on Friday Friday... Partly sunny, with a high near 29. Northwest wind 10 to 13 mph, with gusts as high as 18 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 9. Northwest wind 8 to 10 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 24. West northwest wind 6 to 9 mph.

Current Radar Image


Sun Almanac for Dewmaine, Illinois
Sunrise: 06:59 AM
Sunset: 4:37 PM
Civil Sunrise:06:30 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 05:57 AM
Nautical Sunset: 5:39 PM
Astro Sunrise: 05:25 AM
Astro Sunset: 6:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.