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Current conditions at

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Fair

50°F

10°C

Humidity 88%
Wind Speed E 1 mph
Barometer 30.00 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 6 Oct 11:15 pm CDT
Extended Forecast for

West Union IL

  • Tonight

    Tonight: Clear, with a low around 48. South southwest wind 3 to 5 mph.

    Low: 48 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. West wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Light and variable wind becoming east southeast 5 to 7 mph in the morning.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. East southeast wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 48. South southwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 86. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 54. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming north northwest 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 80. Light and variable wind becoming east southeast 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 54. East southeast wind around 5 mph.
Saturday
Sunny, with a high near 86.
Saturday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 58.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 56.
Columbus Day
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Union IL
 39.22°N 87.66°W (Elev. 449 ft)
Last Update:
10:56 pm CDT Oct 6, 2026
Forecast Valid:
11pm CDT Oct 6, 2026-6pm CDT Oct 13, 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