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

Hazardous Weather Conditions

Current conditions at

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Mostly Cloudy

71°F

22°C

Humidity 33%
Wind Speed NW 17 G 23 mph
Barometer 30.01 in
Dewpoint 40°F (4°C)
Visibility 7.00 mi
Last update 13 May 4:15 pm CDT
Extended Forecast for

4 Miles N Brownstown IL

  • Tonight

    Tonight: Clear, with a low around 43. North wind 8 to 13 mph becoming light and variable in the evening.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 52. Light south wind becoming southeast 5 to 9 mph in the evening.

    Low: 52 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 10am. Partly sunny, with a high near 76. South wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South wind 7 to 9 mph.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 43. North wind 8 to 13 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 70. Light and variable wind.
Thursday Night
A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 52. Light south wind becoming southeast 5 to 9 mph in the evening.
Friday
Showers and thunderstorms likely, mainly before 10am. Partly sunny, with a high near 76. South wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South wind 7 to 9 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 68.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86. Breezy.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Brownstown IL
 39.05°N 88.96°W (Elev. 568 ft)
Last Update:
2:56 pm CDT May 13, 2026
Forecast Valid:
4pm CDT May 13, 2026-6pm CDT May 20, 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