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.

A Few Clouds

57°F

14°C

Humidity 77%
Wind Speed NW 10 mph
Barometer 29.84 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 26 Dec 4:35 pm CST
Extended Forecast for

West Union IL

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 44. Northwest wind 5 to 8 mph becoming light and variable.

    Low: 44 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 57. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 57 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A slight chance of rain between midnight and 3am, then a slight chance of rain and thunderstorms after 3am. Cloudy, with a low around 54. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Cloudy then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Rain, mainly after noon. High near 70. South southwest wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 3am, then a chance of snow and sleet. Low around 21. Blustery, with a southwest wind 17 to 25 mph becoming west northwest after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.

    Low: 21 °F

    Rain and
    Breezy then
    Chance Wintry
    Mix and
    Blustery

  • Monday

    Monday: Partly sunny, with a high near 26. Blustery, with a west northwest wind 18 to 25 mph, with gusts as high as 36 mph.

    High: 26 °F

    Partly Sunny
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17. West northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 44. Northwest wind 5 to 8 mph becoming light and variable.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 57. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Saturday Night
A slight chance of rain between midnight and 3am, then a slight chance of rain and thunderstorms after 3am. Cloudy, with a low around 54. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Sunday
Rain, mainly after noon. High near 70. South southwest wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain before 3am, then a chance of snow and sleet. Low around 21. Blustery, with a southwest wind 17 to 25 mph becoming west northwest after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 26. Blustery, with a west northwest wind 18 to 25 mph, with gusts as high as 36 mph.
Monday Night
Partly cloudy, with a low around 17. West northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 17.
New Year's Day
Mostly sunny, with a high near 26.
Thursday Night
Mostly clear, with a low around 11.
Friday
Mostly sunny, with a high near 25.
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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:
3:17 pm CST Dec 26, 2025
Forecast Valid:
4pm CST Dec 26, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation