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

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Partly Cloudy

72°F

22°C

Humidity 43%
Wind Speed NW 13 G 21 mph
Barometer 29.67 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 16 Jun 5:55 pm CDT
Extended Forecast for

Eureka IL

Flood Watch June 17, 07:00am until June 17, 10:00pm
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: Partly cloudy, with a low around 54. West northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 24 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 78. Breezy, with a south southeast wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 78 °F

    Heavy Rain
    then Heavy
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms, mainly before 7pm. Some of the storms could produce heavy rainfall. Low around 60. Breezy, with a west wind 13 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Heavy Rain
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 74. West northwest wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 74 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Northwest wind 3 to 8 mph.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 77. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. West northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 24 mph.
Wednesday
Showers and thunderstorms. Some of the storms could produce heavy rainfall. High near 78. Breezy, with a south southeast wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
Showers and thunderstorms, mainly before 7pm. Some of the storms could produce heavy rainfall. Low around 60. Breezy, with a west wind 13 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Increasing clouds, with a high near 74. West northwest wind 13 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 54. Northwest wind 3 to 8 mph.
Juneteenth
Sunny, with a high near 77. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60.
Monday
A chance of showers. Partly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka IL
 40.73°N 89.27°W (Elev. 774 ft)
Last Update:
5:16 pm CDT Jun 16, 2026
Forecast Valid:
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 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