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

Hazardous Weather Conditions

Current conditions at

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Partly Cloudy

57°F

14°C

Humidity 59%
Wind Speed S 7 mph
Barometer 29.97 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 30 Apr 7:35 pm CDT
Extended Forecast for

West Union IL

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. South southwest wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 46 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 58. North northwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Northeast wind 3 to 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56. Northeast wind 5 to 8 mph becoming north northwest in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 38. North northwest wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 66. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 52 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. Breezy.

    High: 75 °F

    Breezy.
    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers. Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. South southwest wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 58. North northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 38. Northeast wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 56. Northeast wind 5 to 8 mph becoming north northwest in the afternoon.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 38. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 66. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. Breezy.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 56.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Breezy. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 63.
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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:
7:36 pm CDT Apr 30, 2026
Forecast Valid:
7pm CDT Apr 30, 2026-6pm CDT May 7, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation