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.

Fair

55°F

13°C

Humidity 63%
Wind Speed NW 10 mph
Barometer 29.77 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 16 Nov 12:35 am CST
Extended Forecast for

West Union IL

  • Overnight

    Overnight: Clear, with a low around 40. North northwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 55. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. Northwest wind around 6 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 55. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 55 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 42. Southeast wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Tuesday

    Tuesday: A 50 percent chance of rain before noon. Mostly cloudy, with a high near 59. South southeast wind 8 to 11 mph, with gusts as high as 17 mph.

    High: 59 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 43. Northeast wind around 7 mph.

    Low: 43 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
Clear, with a low around 40. North northwest wind around 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 55. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 29. Northwest wind around 6 mph becoming calm in the evening.
Monday
Increasing clouds, with a high near 55. Calm wind becoming south southeast around 6 mph in the afternoon.
Monday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 42. Southeast wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 50 percent chance of rain before noon. Mostly cloudy, with a high near 59. South southeast wind 8 to 11 mph, with gusts as high as 17 mph.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 43. Northeast wind around 7 mph.
Wednesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 59.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46.
Thursday
Rain. High near 62. Chance of precipitation is 80%.
Thursday Night
Rain. Cloudy, with a low around 52.
Friday
Rain likely. Mostly cloudy, with a high near 63.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Union IL
 39.2°N 87.66°W (Elev. 486 ft)
Last Update:
11:52 pm CST Nov 15, 2025
Forecast Valid:
12am CST Nov 16, 2025-6pm CST Nov 22, 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