National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lowell to Impact Hawaii; Heat Persists in the South-Central U.S.

Hurricane Lowell is forecast to pass west of Kauai`s coastal waters tonight. Impacts such as high surf and heavy rain could impact all of the islands. Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley into this week with limited nighttime relief. Periods of moderate to heavy rainfall will be possible through Tuesday morning in the northern Rockies. Read More >

Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Fair

65°F

18°C

Humidity 84%
Wind Speed NA
Barometer 30.07 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 7 Sep 5:15 am CDT
Extended Forecast for

Salem IL

  • Labor Day

    Labor Day: Partly sunny, then gradually becoming sunny, with a high near 87. East wind 5 to 8 mph.

    High: 87 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. East wind 3 to 6 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 93. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 70. Chance of precipitation is 80%.

    Low: 70 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm. Partly sunny, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Labor Day
Partly sunny, then gradually becoming sunny, with a high near 87. East wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 62. East wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 93. Light and variable wind becoming south around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 72. Calm wind becoming south 5 to 7 mph after midnight.
Wednesday
Sunny and hot, with a high near 97. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 70. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm before 1pm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 86.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 64.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Salem IL
 38.65°N 88.95°W (Elev. 554 ft)
Last Update:
1:26 am CDT Sep 7, 2026
Forecast Valid:
5am CDT Sep 7, 2026-6pm CDT Sep 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation