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Current conditions at

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Fair

48°F

9°C

Humidity 94%
Wind Speed SW 2 mph
Barometer 30.01 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 8 Oct 3:55 am CDT
Extended Forecast for

West Union IL

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 86. Light southeast wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. South southeast wind around 6 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 82. South southeast wind 5 to 9 mph, with gusts as high as 16 mph.

    High: 82 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers. Low around 58. East southeast wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 72. East wind 8 to 13 mph becoming north in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming west northwest around 6 mph in the afternoon.
Tonight
Clear, with a low around 51. Light and variable wind.
Friday
Sunny, with a high near 86. Light southeast wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Friday Night
Mostly clear, with a low around 57. South southeast wind around 6 mph.
Saturday
Increasing clouds, with a high near 82. South southeast wind 5 to 9 mph, with gusts as high as 16 mph.
Saturday Night
Showers. Low around 58. East southeast wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 72. East wind 8 to 13 mph becoming north in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Partly cloudy, with a low around 56.
Columbus Day
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
West Union IL
 39.2°N 87.66°W (Elev. 486 ft)
Last Update:
3:36 am CDT Oct 8, 2026
Forecast Valid:
4am CDT Oct 8, 2026-6pm CDT Oct 14, 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