South Roxana, Illinois Weather
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Weather Forecast for South Roxana, Illinois : Madison County
Issued: 5:26 am CDT Sep 16, 2025 Latitude: 38.8294924 Longitude: -90.0628834 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Morning Fog on Today Mostly Clear on Tonight 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 30% chance of thunderstorms on Monday
High: 93°F Low: 64°F High: 93°F High: 94°F High: 86°F High: 84°F High: 86°F High: 87°F
Low: 62°F Low: 66°F Low: 65°F Low: 64°F Low: 65°F  
Morning Fog Mostly Clear Sunny Mostly Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
ALTON - (KALN)
63°
Clear
as of 4:55 AM CDST
Rel. Humidity: 93%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
72°
Clear
as of 4:51 AM CDST
Rel. Humidity: 73%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
3 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
EAST ST LOUIS - (KCPS)
64°
Clear
as of 4:53 AM CDST
Rel. Humidity: 93%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
66°
Clear
as of 4:54 AM CDST
Rel. Humidity: 88%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Clear
Morning Fog on Today Today... Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 93. Northeast wind 3 to 7 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 64. East wind around 6 mph.
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 62. Light and variable wind.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 94. Calm wind becoming south around 6 mph in the morning.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers after 1am. Partly cloudy, with a low around 66.
40% chance of thunderstorms Friday Friday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
50% chance of thunderstorms Friday Night Friday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
30% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly 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 86.
30% chance of thunderstorms Sunday Night Sunday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Current Radar Image


Sun Almanac for South Roxana, Illinois
Sunrise: 06:43 AM
Sunset: 7:07 PM
Civil Sunrise:06:16 AM
Civil Sunset: 7:33 PM
Nautical Sunrise: 05:45 AM
Nautical Sunset: 8:05 PM
Astro Sunrise: 05:13 AM
Astro Sunset: 8:37 PM
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