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

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Overcast

57°F

14°C

Humidity 77%
Wind Speed NW 10 mph
Barometer 29.92 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 5 Nov 6:35 pm CST
Extended Forecast for

West Union IL

  • Tonight

    Tonight: A slight chance of showers before 3am, then a slight chance of drizzle between 3am and 4am. Cloudy, with a low around 43. Light west wind becoming north northwest 6 to 11 mph after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 53. North northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 53 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. North northwest wind 3 to 8 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54. Northwest wind 3 to 6 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Calm wind becoming west southwest 5 to 8 mph in the morning.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 32. Light west wind.

    Low: 32 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

Detailed Forecast

Tonight
A slight chance of showers before 3am, then a slight chance of drizzle between 3am and 4am. Cloudy, with a low around 43. Light west wind becoming north northwest 6 to 11 mph after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 20%.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 53. North northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 31. North northwest wind 3 to 8 mph.
Saturday
Sunny, with a high near 54. Northwest wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 29. Calm wind.
Sunday
Sunny, with a high near 61. Calm wind becoming west southwest 5 to 8 mph in the morning.
Sunday Night
Clear, with a low around 32. Light west wind.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 38.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 35.
Veterans Day
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Union IL
 39.22°N 87.63°W (Elev. 449 ft)
Last Update:
5:21 pm CST Nov 5, 2026
Forecast Valid:
6pm CST Nov 5, 2026-6pm CST Nov 12, 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