New Salem, IL Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for New Salem, IL in one place.
A chance of rain showers before 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for New Salem, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 9, 2026 3:46 AM CDT.
The active forecast window currently covers Apr 11 to Apr 15, 2026 for New Salem, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 11 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:46 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in New Salem
Monday looks like the warmest upcoming period in New Salem at 83 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Sunday at about 12 to 16 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 3:46 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Chance Rain Showers
|
69°F |
9 mph
SE
|
|
Saturday Night
Apr 11
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
60°F |
7 to 10 mph
SE
|
|
Sunday
Apr 12
|
Chance Rain Showers
|
76°F |
12 to 16 mph
S
|
|
Sunday Night
Apr 12
|
Chance Showers And Thunderstorms
|
64°F |
15 mph
S
|
|
Monday
Apr 13
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
83°F |
13 to 16 mph
SW
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms
|
66°F |
14 mph
S
|
|
Tuesday
Apr 14
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
80°F |
13 to 16 mph
SW
|
|
Tuesday Night
Apr 14
|
Showers And Thunderstorms Likely
|
58°F |
13 mph
SW
|
|
Wednesday
Apr 15
|
Showers And Thunderstorms Likely
|
72°F |
14 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around New Salem.