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Mount Pleasant, Illinois Weather Forecast
Mount Pleasant, Illinois Weather
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Weather Forecast for Mount Pleasant, Illinois : Union County
Issued: 3:16 pm CST Nov 25, 2025 Latitude: 37.4519953 Longitude: -89.0736863 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thanksgiving Day Friday Saturday Sunday Monday
Mostly Cloudy on This Afternoon Cloudy on Tonight Sunny on Wednesday Sunny on Thanksgiving Day Sunny on Friday Rain and Snow on Saturday 20% chance of rain & snow on Sunday 20% chance of snow on Monday
High: 62°F Low: 35°F High: 46°F High: 44°F High: 40°F High: 42°F High: 39°F High: 35°F
Low: 30°F Low: 24°F Low: 28°F Low: 31°F Low: 24°F  
Mostly Cloudy Cloudy Sunny Sunny Sunny Rain and Snow Rain & Snow Snow
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Current Conditions at
MARION - (KMWA)
59°
Clear
as of 2:45 PM CST
Rel. Humidity: 87%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
9 MPH
220° Southwest
Current Conditions at
CARBONDALE - (KMDH)
59°
Cloudy
as of 2:52 PM CST
Rel. Humidity: 87%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: MVFR
Wind Data
5 MPH
270° West
Cloud Level(s): Few at 1500ft, Solid Overcast at 2700ft
Current Conditions at
METROPOLIS MUNI ARP - (KM30)
59°
Cloudy
as of 2:55 PM CST
Rel. Humidity: 93%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 1400ft, Scattered at 3600ft, Solid Overcast at 4400ft
Current Conditions at
CAIRO - (KCIR)
63°
Cloudy
as of 2:55 PM CST
Rel. Humidity: 88%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: MVFR
Wind Data
6 MPH
250° West
Cloud Level(s): Solid Overcast at 1500ft
Mostly Cloudy on This Afternoon This Afternoon... Mostly cloudy, with a high near 62. West wind around 6 mph.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 35. Light west wind becoming west northwest 9 to 14 mph in the evening. Winds could gust as high as 26 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 46. West northwest wind 8 to 17 mph, with gusts as high as 29 mph.

Increasing Clouds on Wednesday Night Wednesday Night... Increasing clouds, with a low around 30. West northwest wind 3 to 6 mph.

Sunny on Thanksgiving Day Thanksgiving Day... Sunny, with a high near 44. Light west northwest wind becoming northwest 5 to 9 mph.

Clear on Thursday Night Thursday Night... Clear, with a low around 24. Calm wind.

Sunny on Friday Friday... Sunny, with a high near 40. Calm wind.

20% chance of snow Friday Night Friday Night... A chance of snow showers after midnight. Mostly cloudy, with a low around 28. Calm wind becoming southeast around 6 mph after midnight.

Rain and Snow on Saturday Saturday... Rain and snow showers likely before noon, then rain showers. Cloudy, with a high near 42. South wind 6 to 10 mph, with gusts as high as 20 mph.

Rain on Saturday Night Saturday Night... Showers. Cloudy, with a low around 31. South wind 6 to 8 mph becoming west northwest after midnight.

20% chance of rain & snow Sunday Sunday... A chance of rain and snow showers. Mostly cloudy, with a high near 39. North northwest wind 7 to 9 mph.

20% chance of snow Sunday Night Sunday Night... A chance of snow showers. Mostly cloudy, with a low around 24. North wind around 6 mph.

20% chance of snow Monday Monday... A chance of snow showers. Mostly cloudy, with a high near 35. North wind around 6 mph.

Current Radar Image


Sun Almanac for Mount Pleasant, Illinois
Sunrise: 06:47 AM
Sunset: 4:40 PM
Civil Sunrise:06:18 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 05:46 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:15 AM
Astro Sunset: 6:12 PM
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