Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : St. Clair County
Issued: 8:01 pm CDT Sep 15, 2025 Latitude: 38.4244948 Longitude: -89.9826053 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Mostly Clear on Tonight Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday 40% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 30% chance of thunderstorms on Sunday 20% chance of thunderstorms on Monday
Low: 64°F High: 92°F High: 93°F High: 94°F High: 86°F High: 85°F High: 82°F High: 83°F
Low: 63°F Low: 63°F Low: 67°F Low: 63°F Low: 64°F Low: 64°F  
Mostly Clear Sunny Sunny Mostly Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
SCOTT AFB - (KBLV)
73°
Clear
as of 8:55 PM CDST
Rel. Humidity: 73%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
EAST ST LOUIS - (KCPS)
73°
Clear
as of 8:53 PM CDST
Rel. Humidity: 78%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SPARTA - (KSAR)
75°
Clear
as of 9:35 PM CDST
Rel. Humidity: 73%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
82°
Partly Cloudy
as of 8:51 PM CDST
Rel. Humidity: 51%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
6 MPH
350° North
Cloud Level(s): Scattered at 25000ft
Mostly Clear on Tonight Tonight... Mostly cloudy, then gradually becoming mostly clear, with a low around 64. Northeast wind 3 to 6 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 92. Northeast wind 3 to 6 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 63. Calm wind.
Sunny on Wednesday Wednesday... Sunny, with a high near 93. Light east wind.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 63. Calm wind.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 94.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 67.
40% chance of thunderstorms Friday Friday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
30% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Saturday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
20% chance of thunderstorms Sunday Night Sunday Night... A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
20% chance of thunderstorms Monday Monday... A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 06:42 AM
Sunset: 7:08 PM
Civil Sunrise:06:16 AM
Civil Sunset: 7:34 PM
Nautical Sunrise: 05:44 AM
Nautical Sunset: 8:06 PM
Astro Sunrise: 05:12 AM
Astro Sunset: 8:37 PM
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