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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : St. Clair County
Issued: 8:51 pm CST Nov 14, 2025 Latitude: 38.4244948 Longitude: -89.9826053 View on Google Maps

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Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Cloudy on Tonight Mostly Sunny on Saturday Sunny on Sunday 30% chance of rain on Monday 20% chance of rain on Tuesday 30% chance of rain on Wednesday 60% chance of rain on Thursday 40% chance of rain on Friday
Low: 59°F High: 79°F High: 60°F High: 58°F High: 61°F High: 58°F High: 63°F High: 60°F
Low: 45°F Low: 37°F Low: 46°F Low: 40°F Low: 46°F Low: 46°F  
Cloudy Mostly Sunny Sunny Rain Rain Rain Rain Rain
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Current Conditions at
SCOTT AFB - (KBLV)
66°
Clear
as of 8:55 PM CST
Rel. Humidity: 77%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
8 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
SPARTA - (KSAR)
66°
Clear
as of 9:35 PM CST
Rel. Humidity: 72%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
68°
Partly Cloudy
as of 8:51 PM CST
Rel. Humidity: 64%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
9 MPH
170° South
Cloud Level(s): Scattered at 25000ft
Cloudy on Tonight Tonight... Partly cloudy, with a low around 59. South wind around 9 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 79. South wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 45. North wind 5 to 8 mph.
Sunny on Sunday Sunday... Sunny, with a high near 60. North wind 3 to 6 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 37. Light and variable wind.
30% chance of rain Monday Monday... A 30 percent chance of rain after noon. Mostly sunny, with a high near 58.
60% chance of rain Monday Night Monday Night... Rain likely, mainly before midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
20% chance of rain Tuesday Tuesday... A 20 percent chance of rain before noon. Partly sunny, with a high near 61.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 40.
30% chance of rain Wednesday Wednesday... A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 58.
50% chance of rain Wednesday Night Wednesday Night... A 50 percent chance of rain. Mostly cloudy, with a low around 46.
60% chance of rain Thursday Thursday... Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
50% chance of rain Thursday Night Thursday Night... A 50 percent chance of rain. Mostly cloudy, with a low around 46.
40% chance of rain Friday Friday... A 40 percent chance of rain. Partly sunny, with a high near 60.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 06:41 AM
Sunset: 4:48 PM
Civil Sunrise:06:13 AM
Civil Sunset: 5:16 PM
Nautical Sunrise: 05:41 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 05:10 AM
Astro Sunset: 6:19 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.