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.

Fog/Mist

77°F

25°C

Humidity 94%
Wind Speed S 3 mph
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 6.00 mi
Heat Index78°F (26°C)
Last update 13 Aug 7:35 pm CDT
Extended Forecast for

3 Miles ENE West Union IL

Flood Warning August 15, 12:08am until August 21, 01:45pm
Click here for hazard details and duration
Flood Warning

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. Light and variable wind becoming southeast around 5 mph after midnight.

    Low: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 92. Heat index values as high as 106. Southeast wind around 6 mph becoming southwest in the afternoon.

    High: 92 °F

    Chance
    T-storms then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. East northeast wind 3 to 5 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Heat index values as high as 107. South southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southwest wind around 6 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 93. West wind 5 to 8 mph.

    High: 93 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 71. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. Light and variable wind becoming southeast around 5 mph after midnight.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 92. Heat index values as high as 106. Southeast wind around 6 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 74. East northeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 93. Heat index values as high as 107. South southeast wind 5 to 8 mph becoming southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 75. Southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 93. West wind 5 to 8 mph.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 71. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE West Union IL
 39.24°N 87.6°W (Elev. 449 ft)
Last Update:
7:36 pm CDT Aug 13, 2026
Forecast Valid:
7pm CDT Aug 13, 2026-6pm CDT Aug 20, 2026
 
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Additional Resources

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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