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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: 9:26 pm CST Dec 12, 2025 Latitude: 39.9789377 Longitude: -89.843998 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Tonight 100% chance of snow on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday
Low: 12°F High: 14°F High: 6 °F High: 30°F High: 39°F High: 49°F High: 50°F High: 45°F
Low: -6°F Low: -6°F Low: 18°F Low: 29°F Low: 38°F Low: 26°F  
Mostly Cloudy Snow Sunny Sunny Sunny Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
SPRINGFIELD - (KSPI)
30°
Cloudy
as of 8:52 PM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
8 MPH
270° West
Cloud Level(s): Solid Overcast at 1500ft
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
30°
Cloudy
as of 9:15 PM CST
Rel. Humidity: 92%
Dew Point: 28°F
Visibility: 5 Miles
Pressure: 30.17 in.
Flight Rule: MVFR
Wind Data
5 MPH
250° West
Cloud Level(s): Scattered at 2100ft, Solid Overcast at 2900ft
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
30°
Cloudy
as of 9:15 PM CST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 7 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
3 MPH
280° West
Cloud Level(s): Broken at 1500ft, Solid Overcast at 2400ft
Current Conditions at
TAYLORVILLE MUNICIPAL - (KTAZ)
30°
Cloudy
as of 9:15 PM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 7 Miles
Pressure: 30.17 in.
Flight Rule: MVFR
Wind Data
5 MPH
250° West
Cloud Level(s): Solid Overcast at 1500ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 12. Wind chill values between 4 and 9. West northwest wind 7 to 11 mph, with gusts as high as 20 mph.

100% chance of snow Saturday Saturday... Snow, mainly after 7am. The snow could be heavy at times. High near 14. Wind chill values between -2 and 4. North northwest wind 8 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Mostly Clear on Saturday Night Saturday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around -6. Wind chill values between -12 and -22. Northwest wind around 14 mph, with gusts as high as 23 mph.

Sunny on Sunday Sunday... Sunny and cold, with a high near 6. Wind chill values between -13 and -23. Northwest wind 8 to 13 mph becoming light west northwest in the afternoon. Winds could gust as high as 20 mph.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around -6. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

Sunny on Monday Monday... Sunny, with a high near 30. South southwest wind 6 to 13 mph, with gusts as high as 23 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 18. South southwest wind 3 to 6 mph.

Sunny on Tuesday Tuesday... Sunny, with a high near 39.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 29.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 49.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 38.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 50.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 26.

Partly Sunny on Friday Friday... Partly sunny, with a high near 45.

Current Radar Image


Sun Almanac for New Salem, Illinois
Sunrise: 07:12 AM
Sunset: 4:34 PM
Civil Sunrise:06:42 AM
Civil Sunset: 5:05 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:39 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:12 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.