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.

Fair

82°F

28°C

Humidity 55%
Wind Speed W 10 mph
Barometer 29.99 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 20 Jun 12:35 pm CDT
Extended Forecast for

West Union IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 83. West northwest wind around 8 mph, with gusts as high as 16 mph.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. North northwest wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 3pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 81. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 1am, then showers likely. Some of the storms could produce heavy rainfall. Low around 66. South wind 11 to 15 mph becoming west southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 66 °F

    Heavy Rain
    then Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 76. West wind around 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. North wind 6 to 10 mph, with gusts as high as 17 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 79. North northeast wind 3 to 5 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 83. West northwest wind around 8 mph, with gusts as high as 16 mph.
Tonight
Partly cloudy, with a low around 62. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly after 3pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 81. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 1am, then showers likely. Some of the storms could produce heavy rainfall. Low around 66. South wind 11 to 15 mph becoming west southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 76. West wind around 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 58. North wind 6 to 10 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 79. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A chance of showers. Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 80.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Union IL
 39.22°N 87.69°W (Elev. 531 ft)
Last Update:
11:56 am CDT Jun 20, 2026
Forecast Valid:
12pm CDT Jun 20, 2026-6pm CDT Jun 26, 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