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

Morris Muni-James R Washburn Field Airport (KC09)

Lat: 41.43°NLon: 88.42°WElev: 584ft.

Fair

45°F

7°C

Humidity 53%
Wind Speed SW 7 mph
Barometer 30.01 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 3 May 12:39 am CDT
Extended Forecast for

Seneca IL

  • Overnight

    Overnight: Partly cloudy, with a low around 42. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Scattered showers between 8am and 1pm. Partly sunny, with a high near 69. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    High: 69 °F

    Scattered
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 4pm. Sunny, with a high near 78. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 4am, then showers likely after 4am. Mostly cloudy, with a low around 49. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then showers likely after 10am. Cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Scattered showers between 8am and 1pm. Partly sunny, with a high near 69. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 47. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers after 4pm. Sunny, with a high near 78. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 4am, then showers likely after 4am. Mostly cloudy, with a low around 49. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday
Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 10am, then showers likely after 10am. Cloudy, with a high near 57. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
A chance of showers after 1pm. Partly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Seneca IL
 41.3°N 88.62°W
Last Update:
12:21 am CDT May 3, 2026
Forecast Valid:
12am CDT May 3, 2026-6pm CDT May 9, 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