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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : St. Clair County
Issued: 12:36 am CST Nov 24, 2025 Latitude: 38.4244948 Longitude: -89.9826053 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thanksgiving Day Friday Saturday Sunday
Fog on Overnight 60% chance of rain on Monday 20% chance of rain on Tuesday Sunny on Wednesday Sunny on Thanksgiving Day Partly Sunny on Friday 50% chance of rain & snow on Saturday 60% chance of rain on Sunday
Low: 46°F High: 51°F High: 62°F High: 46°F High: 44°F High: 44°F High: 44°F High: 51°F
Low: 50°F Low: 36°F Low: 28°F Low: 27°F Low: 31°F Low: 37°F  
Fog Rain Rain Sunny Sunny Partly Sunny Rain & Snow Rain
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Current Conditions at
SCOTT AFB - (KBLV)
48°
Cloudy
Fog
as of 2:40 AM CST
Rel. Humidity: 93%
Dew Point: 46°F
Visibility: 3/8 Miles
Pressure: 30.14 in.
Flight Rule: MVFR
Wind Data
6 MPH
170° South
Current Conditions at
EAST ST LOUIS - (KCPS)
46°
Cloudy
Mist
as of 2:40 AM CST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 4 Miles
Pressure: 30.15 in.
Flight Rule: LIFR
Wind Data
6 MPH
170° South
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
SPARTA - (KSAR)
45°
Cloudy
Fog
as of 2:35 AM CST
Rel. Humidity: 100%
Dew Point: 45°F
Visibility: 1/2 Miles
Pressure: 30.17 in.
Flight Rule: LIFR
Wind Data
3 MPH
140° Southeast
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
ST LOUIS - (KSTL)
46°
Cloudy
Fog
as of 2:32 AM CST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 1/2 Miles
Pressure: 30.15 in.
Flight Rule: LIFR
Wind Data
7 MPH
180° South
Cloud Level(s): Solid Overcast at 100ft
Fog on Overnight Overnight... Areas of dense fog. Otherwise, cloudy, with a low around 46. South wind around 6 mph.

60% chance of rain Monday Monday... Showers likely, mainly after 5pm. Areas of dense fog before 11am. Otherwise, cloudy, with a high near 51. South wind 6 to 9 mph. Chance of precipitation is 60%.

100% chance of rain Monday Night Monday Night... Rain. Low around 50. Southeast wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 100%.

20% chance of rain Tuesday Tuesday... A 20 percent chance of rain after noon. Mostly cloudy, with a high near 62. Calm wind becoming west 5 to 7 mph in the morning.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 36. West wind 5 to 14 mph, with gusts as high as 24 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 46.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 28.

Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 44.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 27.

Partly Sunny on Friday Friday... Partly sunny, with a high near 44.

30% chance of rain & snow Friday Night Friday Night... A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

50% chance of rain & snow Saturday Saturday... A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.

60% chance of rain Saturday Night Saturday Night... Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.

60% chance of rain Sunday Sunday... Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 06:52 AM
Sunset: 4:42 PM
Civil Sunrise:06:23 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 05:50 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:19 AM
Astro Sunset: 6:15 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.