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.

Overcast

50°F

10°C

Humidity 51%
Wind Speed W 5 mph
Barometer 30.13 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 1 Nov 1:15 pm CDT
Extended Forecast for

Brownstown IL

Freeze Warning November 2, 01:00am until November 2, 07:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Cloudy, with a high near 52. West wind around 7 mph.

    High: 52 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Patchy fog between midnight and 3am. Widespread frost, mainly after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Frost
    then Frost
    and Patchy
    Fog

  • Sunday

    Sunday: Widespread frost before 9am. Otherwise, sunny, with a high near 55. Light and variable wind.

    High: 55 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 2am. Otherwise, clear, with a low around 34. South wind 3 to 5 mph.

    Low: 34 °F

    Clear then
    Areas Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 63. Southwest wind 5 to 8 mph.

    High: 63 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Cloudy, with a high near 52. West wind around 7 mph.
Tonight
Patchy fog between midnight and 3am. Widespread frost, mainly after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Calm wind.
Sunday
Widespread frost before 9am. Otherwise, sunny, with a high near 55. Light and variable wind.
Sunday Night
Areas of frost after 2am. Otherwise, clear, with a low around 34. South wind 3 to 5 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 63. Southwest wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Clear, with a low around 39.
Thursday
Sunny, with a high near 65.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 48.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brownstown IL
 39°N 88.96°W (Elev. 558 ft)
Last Update:
12:01 pm CDT Nov 1, 2025
Forecast Valid:
1pm CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
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