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Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Hazardous Weather Conditions

Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Partly Cloudy

99°F

37°C

Humidity 36%
Wind Speed NA
Barometer 29.99 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 1 Sep 4:55 pm CDT
Extended Forecast for

3 Miles NE Hagarstown IL

Heat Advisory September 1, 05:26pm until September 5, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 05:26pm until September 5, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 102. Southwest wind 3 to 8 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 76. South wind 3 to 5 mph.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 77. Calm wind.

    Low: 77 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 75. Light south wind.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 102. Southwest wind 3 to 8 mph.
Wednesday Night
Clear, with a low around 76. South wind 3 to 5 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming southwest 5 to 7 mph in the morning.
Thursday Night
Clear, with a low around 77. Calm wind.
Friday
Sunny and hot, with a high near 98.
Friday Night
Mostly clear, with a low around 74.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny and hot, with a high near 97.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 68.
Labor Day
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Hagarstown IL
 39.01°N 89.13°W (Elev. 561 ft)
Last Update:
4:46 pm CDT Sep 1, 2026
Forecast Valid:
5pm CDT Sep 1, 2026-6pm CDT Sep 8, 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