Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : St. Clair County
Issued: 4:36 pm CDT Jul 1, 2025 Latitude: 38.4244948 Longitude: -89.9826053 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Independence Day Saturday Sunday Monday Tuesday
Mostly Clear on Tonight Sunny on Wednesday Sunny on Thursday Sunny on Independence Day Mostly Sunny on Saturday 30% chance of thunderstorms on Sunday 50% chance of thunderstorms on Monday 50% chance of thunderstorms on Tuesday
Low: 64°F High: 89°F High: 92°F High: 93°F High: 93°F High: 93°F High: 88°F High: 89°F
Low: 68°F Low: 71°F Low: 72°F Low: 74°F Low: 71°F Low: 69°F  
Mostly Clear Sunny Sunny Sunny Mostly Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
SCOTT AFB - (KBLV)
84°
Clear
as of 6:55 PM CDST
Rel. Humidity: 51%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
9 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
EAST ST LOUIS - (KCPS)
82°
Mostly Clear
as of 6:53 PM CDST
Rel. Humidity: 48%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
12 MPH
0° North
Cloud Level(s): Few at 4000ft
Current Conditions at
SPARTA - (KSAR)
84°
Clear
as of 7:35 PM CDST
Rel. Humidity: 45%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
5 MPH
0° North
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
82°
Partly Cloudy
as of 6:51 PM CDST
Rel. Humidity: 51%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
9 MPH
350° North
Cloud Level(s): Few at 5000ft, Scattered at 25000ft
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 64. North wind around 5 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 89. Light west wind.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 68. Calm wind.
Sunny on Thursday Thursday... Sunny, with a high near 92. Light southwest wind.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 71. Light south wind.
Sunny on Independence Day Independence Day... Sunny, with a high near 93.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 72.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 93.
30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74.
30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93.
30% chance of thunderstorms Sunday Night Sunday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
50% chance of thunderstorms Monday Monday... A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
30% chance of thunderstorms Monday Night Monday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
50% chance of thunderstorms Tuesday Tuesday... A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 05:40 AM
Sunset: 8:28 PM
Civil Sunrise:05:09 AM
Civil Sunset: 8:59 PM
Nautical Sunrise: 04:29 AM
Nautical Sunset: 9:39 PM
Astro Sunrise: 03:44 AM
Astro Sunset: 10:24 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.