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New Boston, Illinois Weather Forecast
New Boston, Illinois Weather
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Weather Forecast for New Boston, Illinois : Mercer County
Issued: 10:46 pm CST Dec 4, 2025 Latitude: 41.1703108 Longitude: -90.9968113 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Cloudy on Tonight Mostly Sunny on Friday Partly Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday Mostly Cloudy on Tuesday 30% chance of rain on Wednesday Partly Sunny on Thursday
Low: 6 °F High: 32°F High: 28°F High: 23°F High: 25°F High: 33°F High: 35°F High: 25°F
Low: 20°F Low: 22°F Low: -3°F Low: 19°F Low: 30°F Low: 11°F  
Cloudy Mostly Sunny Partly Sunny Partly Sunny Partly Sunny Mostly Cloudy Rain Partly Sunny
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Current Conditions at
MUSCATINE - (KMUT)
Clear
as of 10:15 PM CST
Rel. Humidity: 92%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Current Conditions at
BURLINGTON - (KBRL)
Clear
as of 9:53 PM CST
Rel. Humidity: 78%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
6 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
MOUNT PLEASANT MUNI - (KMPZ)
10°
Clear
as of 10:15 PM CST
Rel. Humidity: 72%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
8 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
WASHINGTON - (KAWG)
10°
Feels like -3°F
Clear
as of 10:15 PM CST
Rel. Humidity: 78%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
10 MPH
180° South
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a temperature falling to near 6 by midnight, then rising to around 10 during the remainder of the night. Wind chill values as low as -5. South wind 5 to 10 mph.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 32. Wind chill values as low as -5. South wind around 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 20. Southwest wind 5 to 10 mph becoming northwest after midnight.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 28. Northwest wind around 5 mph becoming calm.

70% chance of snow Saturday Night Saturday Night... Snow likely, mainly after midnight. Cloudy, with a low around 22. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 23.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around -3.

Partly Sunny on Monday Monday... Partly sunny, with a high near 25.

30% chance of snow Monday Night Monday Night... A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 33.

40% chance of snow Tuesday Night Tuesday Night... A 40 percent chance of snow. Cloudy, with a low around 30.

30% chance of rain Wednesday Wednesday... A 30 percent chance of rain. Mostly cloudy, with a high near 35.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 11.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 25.

Current Radar Image


Sun Almanac for New Boston, Illinois
Sunrise: 07:14 AM
Sunset: 4:35 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:14 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.