Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

Overcast

76°F

24°C

Humidity 96%
Wind Speed S 3 mph
Barometer 29.95 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 16 Jul 1:55 am CDT
Extended Forecast for

Pinckneyville IL

  • Overnight

    Overnight: Isolated showers and thunderstorms before 4am.  Partly cloudy, with a low around 72. Light south southwest wind.  Chance of precipitation is 20%.

    Low: 72 °F

    Isolated
    T-storms

  • Wednesday

    Wednesday: Isolated showers, then scattered showers and thunderstorms after 10am.  Mostly sunny, with a high near 93. Heat index values as high as 105. South southwest wind 3 to 8 mph.  Chance of precipitation is 30%.

    High: 93 °F

    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South southwest wind around 6 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Scattered showers and thunderstorms after 1pm.  Mostly sunny, with a high near 95. Heat index values as high as 107. West wind 5 to 7 mph.  Chance of precipitation is 50%.

    High: 95 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 72. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    T-storms

  • Friday

    Friday: Scattered showers and thunderstorms.  Partly sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 89 °F

    Scattered
    T-storms

  • Friday Night

    Friday Night: Isolated showers and thunderstorms.  Mostly cloudy, with a low around 74. Light southeast wind.  Chance of precipitation is 20%.

    Low: 74 °F

    Isolated
    T-storms

  • Saturday

    Saturday: Scattered showers and thunderstorms.  Partly sunny, with a high near 91. South southwest wind 3 to 7 mph.

    High: 91 °F

    Scattered
    T-storms

  • Saturday Night

    Saturday Night: Isolated showers and thunderstorms.  Partly cloudy, with a low around 74. South southwest wind 3 to 6 mph.

    Low: 74 °F

    Isolated
    T-storms

Detailed Forecast

Overnight
Isolated showers and thunderstorms before 4am. Partly cloudy, with a low around 72. Light south southwest wind. Chance of precipitation is 20%.
Wednesday
Isolated showers, then scattered showers and thunderstorms after 10am. Mostly sunny, with a high near 93. Heat index values as high as 105. South southwest wind 3 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 75. South southwest wind around 6 mph.
Thursday
Scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 107. West wind 5 to 7 mph. Chance of precipitation is 50%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 72. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
Scattered showers and thunderstorms. Partly sunny, with a high near 89. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Isolated showers and thunderstorms. Mostly cloudy, with a low around 74. Light southeast wind. Chance of precipitation is 20%.
Saturday
Scattered showers and thunderstorms. Partly sunny, with a high near 91. South southwest wind 3 to 7 mph.
Saturday Night
Isolated showers and thunderstorms. Partly cloudy, with a low around 74. South southwest wind 3 to 6 mph.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 93. South southwest wind 3 to 6 mph.
Sunday Night
Scattered showers and thunderstorms. Partly cloudy, with a low around 75. South wind around 6 mph.
Monday
Scattered showers and thunderstorms. Mostly sunny, with a high near 94. South southwest wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 76. South wind 5 to 7 mph.
Tuesday
Sunny, with a high near 96. South southwest wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Pinckneyville IL
 38.08°N 89.38°W
2:01 am CDT Jul 16, 2025
2am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
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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