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

Hazardous Weather Conditions

Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed NA
Barometer 29.77 in
Dewpoint 64°F (18°C)
Visibility 1.00 mi
Last update 16 Jun 11:55 pm CDT
Extended Forecast for

Greenville IL

Wind Advisory June 17, 01:00pm until June 17, 08:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. Windy, with a south wind 6 to 16 mph increasing to 20 to 30 mph. Winds could gust as high as 40 mph. Chance of precipitation is 20%.

    High: 89 °F

    Partly Sunny
    then Slight
    Chance
    T-storms and
    Windy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms, mainly before 11pm. Some of the storms could produce heavy rainfall. Low around 68. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 90%.

    Low: 68 °F

    Heavy Rain
    and Breezy
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Northwest wind 7 to 9 mph.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 59. Calm wind.
Wednesday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. Windy, with a south wind 6 to 16 mph increasing to 20 to 30 mph. Winds could gust as high as 40 mph. Chance of precipitation is 20%.
Wednesday Night
Showers and thunderstorms, mainly before 11pm. Some of the storms could produce heavy rainfall. Low around 68. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 90%.
Thursday
Mostly sunny, with a high near 79. Northwest wind 7 to 9 mph.
Thursday Night
Partly cloudy, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 63.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville IL
 38.88°N 89.39°W (Elev. 538 ft)
Last Update:
9:26 pm CDT Jun 16, 2026
Forecast Valid:
12am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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