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New Salem, Illinois Weather Forecast
New Salem, Illinois Weather
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Weather Forecast for New Salem, Illinois : Menard County
Issued: 8:38 pm CST Jan 8, 2026 Latitude: 39.9789377 Longitude: -89.843998 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
50% chance of thunderstorms on Tonight Mostly Cloudy on Friday 30% chance of rain on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Partly Sunny on Thursday
Low: 42°F High: 49°F High: 42°F High: 32°F High: 45°F High: 50°F High: 39°F High: 33°F
Low: 34°F Low: 20°F Low: 23°F Low: 34°F Low: 33°F Low: 21°F  
Thunderstorms Mostly Cloudy Rain Mostly Sunny Mostly Sunny Partly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
SPRINGFIELD - (KSPI)
64°
Clear
as of 9:52 PM CST
Rel. Humidity: 72%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.48 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 33 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
63°
Partly Cloudy
as of 10:15 PM CST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.48 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 25 MPH
200° South
Cloud Level(s): Scattered at 6000ft
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
64°
Clear
as of 10:15 PM CST
Rel. Humidity: 63%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.48 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 20 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
TAYLORVILLE MUNICIPAL - (KTAZ)
63°
Partly Cloudy
as of 10:15 PM CST
Rel. Humidity: 88%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.53 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 26 MPH
210° Southwest
Cloud Level(s): Scattered at 2300ft, Scattered at 3000ft
50% chance of thunderstorms Tonight Tonight... A chance of rain and thunderstorms before 2am, then a slight chance of rain between 2am and 3am. Increasing clouds, with a low around 42. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 49. North northwest wind 12 to 17 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 28 mph.
20% chance of rain Friday Night Friday Night... A 20 percent chance of rain after midnight. Increasing clouds, with a low around 34. Calm wind becoming west northwest around 5 mph after midnight.
30% chance of rain Saturday Saturday... A 30 percent chance of rain before noon. Cloudy, then gradually becoming mostly sunny, with a high near 42. West northwest wind 6 to 15 mph, with gusts as high as 24 mph.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 20. West northwest wind 13 to 16 mph, with gusts as high as 25 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 32. West northwest wind 7 to 16 mph, with gusts as high as 25 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 23. West wind 6 to 9 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 45.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 34.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 50.
20% chance of rain Tuesday Night Tuesday Night... A chance of rain. Mostly cloudy, with a low around 33.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 39.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 21.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 33.
Current Radar Image


Sun Almanac for New Salem, Illinois
Sunrise: 07:21 AM
Sunset: 4:51 PM
Civil Sunrise:06:51 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 5:55 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:28 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.