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

53°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 8 Oct 11:55 pm CDT
Extended Forecast for

6 Miles NNW Brownstown IL

  • Overnight

    Overnight: Patchy fog after 1am. Otherwise, clear, with a low around 51. Calm wind.

    Low: 51 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. Southeast wind 3 to 5 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Increasing clouds, with a high near 82. South wind 3 to 8 mph.

    High: 82 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 58. East wind around 7 mph.

    Low: 58 °F

    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 1am. Otherwise, clear, with a low around 51. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
Increasing clouds, with a low around 58. Southeast wind 3 to 5 mph.
Saturday
Increasing clouds, with a high near 82. South wind 3 to 8 mph.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 58. East wind around 7 mph.
Sunday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 57.
Columbus Day
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 84.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 57.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 78.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Brownstown IL
 39.07°N 88.99°W (Elev. 531 ft)
Last Update:
10:21 pm CDT Oct 8, 2026
Forecast Valid:
12am CDT Oct 9, 2026-6pm CDT Oct 15, 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