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

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07°NLon: 88.53°WElev: 587ft.

Fair

46°F

8°C

Humidity 95%
Wind Speed S 7 mph
Barometer 29.93 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Mar 5:15 am CDT
Extended Forecast for

2 Miles ENE Brownstown IL

  • Today

    Today: Sunny, with a high near 75. South wind 7 to 16 mph, with gusts as high as 26 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 78. South wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 57. Southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.

    Low: 57 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Temperature rising to near 64 by 10am, then falling to around 47 during the remainder of the day. Breezy, with a southwest wind 17 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.

    High: 64 °F⇓

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 60. Breezy.

    High: 60 °F

    Partly Sunny
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Today
Sunny, with a high near 75. South wind 7 to 16 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 59. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 78. South wind 8 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 57. Southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. Temperature rising to near 64 by 10am, then falling to around 47 during the remainder of the day. Breezy, with a southwest wind 17 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 41. Breezy.
Friday
Partly sunny, with a high near 60. Breezy.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 46.
Sunday
Rain likely. Mostly cloudy, with a high near 65. Breezy. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Brownstown IL
 39°N 88.93°W (Elev. 584 ft)
Last Update:
5:11 am CDT Mar 9, 2026
Forecast Valid:
5am CDT Mar 9, 2026-6pm CDT Mar 15, 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