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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: 4:26 pm CST Nov 29, 2025 Latitude: 37.4519953 Longitude: -89.0736863 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
90% chance of rain on This Afternoon 60% chance of rain on Tonight Mostly Sunny on Sunday 30% chance of snow on Monday Partly Sunny on Tuesday Sunny on Wednesday Partly Sunny on Thursday 20% chance of on Friday
High: 39°F Low: 26°F High: 34°F High: 36°F High: 33°F High: 40°F High: 34°F High: 41°F
Low: 22°F Low: 25°F Low: 18°F Low: 23°F Low: 23°F  
Rain Rain Mostly Sunny Snow Partly Sunny Sunny Partly Sunny Partly Sunny
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Current Conditions at
MARION - (KMWA)
39°
Feels like 30°F
Cloudy
Rain
as of 3:47 PM CST
Rel. Humidity: 86%
Dew Point: 36°F
Visibility: 5 Miles
Pressure: 29.99 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 23 MPH
180° South
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
CARBONDALE - (KMDH)
39°
Feels like 30°F
Cloudy
Light Rain Mist
as of 4:02 PM CST
Rel. Humidity: 86%
Dew Point: 36°F
Visibility: 6 Miles
Pressure: 29.99 in.
Flight Rule: MVFR
Wind Data
16 MPH
Gust: 28 MPH
180° South
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
METROPOLIS MUNI ARP - (KM30)
39°
Cloudy
Light Rain
as of 4:15 PM CST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 3000ft
Current Conditions at
CAIRO - (KCIR)
41°
Feels like 33°F
Cloudy
as of 4:15 PM CST
Rel. Humidity: 86%
Dew Point: 37°F
Visibility: 7 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
13 MPH
Gust: 18 MPH
170° South
Cloud Level(s): Solid Overcast at 2800ft
90% chance of rain This Afternoon This Afternoon... Showers. Steady temperature around 39. South wind around 13 mph, with gusts as high as 31 mph. Chance of precipitation is 90%.
60% chance of rain Tonight Tonight... Showers likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 26. South wind 10 to 14 mph becoming west northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 34. Northwest wind 7 to 10 mph, with gusts as high as 18 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 22. North northwest wind around 6 mph becoming calm in the evening.
30% chance of snow Monday Monday... A 30 percent chance of snow showers after noon. Mostly cloudy, with a high near 36. Light east northeast wind.
80% chance of snow Monday Night Monday Night... Snow showers. Low around 25. Light and variable wind. Chance of precipitation is 80%.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 33. North northwest wind around 6 mph becoming calm in the afternoon.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 18. Calm wind.
Sunny on Wednesday Wednesday... Sunny, with a high near 40. Calm wind becoming south southwest around 6 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 23. Calm wind becoming north northwest around 6 mph after midnight.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 34. North northwest wind 3 to 6 mph.
20% chance of rain & snow Thursday Night Thursday Night... A chance of rain and snow showers. Mostly cloudy, with a low around 23. Calm wind.
20% chance of Friday Friday... A chance of showers. Partly sunny, with a high near 41. Calm wind becoming west southwest around 6 mph in the morning.
Current Radar Image


Sun Almanac for Mount Pleasant, Illinois
Sunrise: 06:51 AM
Sunset: 4:39 PM
Civil Sunrise:06:22 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 05:50 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:11 PM
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