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 23%
Wind Speed NW 15 G 20 mph
Barometer 29.97 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 16 Nov 2:15 pm CST
Extended Forecast for

West Union IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 55. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Monday

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

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: A chance of rain before 9pm, then showers, mainly after midnight. Low around 42. Southeast wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Chance Rain
    then Showers

  • Tuesday

    Tuesday: Showers likely before 9am, then rain likely, mainly between 9am and noon. Mostly cloudy, with a high near 58. South southeast wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Showers
    Likely then
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 45. Northeast wind around 6 mph.

    Low: 45 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. East northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 55. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 55. Calm wind becoming south southeast around 6 mph in the afternoon.
Monday Night
A chance of rain before 9pm, then showers, mainly after midnight. Low around 42. Southeast wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely before 9am, then rain likely, mainly between 9am and noon. Mostly cloudy, with a high near 58. South southeast wind 7 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 45. Northeast wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 61. East northeast wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 45.
Thursday
Rain. High near 63. Chance of precipitation is 80%.
Thursday Night
Rain. Low around 54. Chance of precipitation is 80%.
Friday
Rain likely. Mostly cloudy, with a high near 65.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Union IL
 39.22°N 87.66°W (Elev. 449 ft)
Last Update:
1:46 pm CST Nov 16, 2025
Forecast Valid:
2pm 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