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

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Overcast

61°F

16°C

Humidity 73%
Wind Speed E 5 mph
Barometer 30.06 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Oct 9:35 pm CDT
Extended Forecast for

Westville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming north around 5 mph.

    High: 80 °F

    Becoming
    Sunny

  • Sunday Night

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

    Low: 57 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 90. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. South southwest wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Mostly clear, with a low around 62. West northwest wind around 5 mph becoming light and variable.

    Low: 62 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. East wind 3 to 6 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 80. Calm wind becoming north around 5 mph.
Sunday Night
Mostly clear, with a low around 57. Calm wind.
Columbus Day
Mostly sunny, with a high near 90. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 69. South southwest wind 7 to 9 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 89. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Mostly clear, with a low around 62. West northwest wind around 5 mph becoming light and variable.
Wednesday
Showers likely, mainly after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60.
Thursday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 53.
Friday
A chance of showers. Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westville IL
 40.06°N 87.63°W (Elev. 643 ft)
Last Update:
9:36 pm CDT Oct 10, 2026
Forecast Valid:
9pm CDT Oct 10, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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