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

Hazardous Weather Conditions

Current conditions at

Morris Muni-James R Washburn Field Airport (KC09)

Lat: 41.43°NLon: 88.42°WElev: 584ft.

Overcast

23°F

-5°C

Humidity 77%
Wind Speed SW 14 G 17 mph
Barometer 30.13 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 1 Feb 9:55 pm CST
Extended Forecast for

Diamond IL

  • Tonight

    Tonight: Snow likely, possibly mixed with freezing rain before 3am, then a chance of snow. Cloudy, with a low around 20. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Likely
    then Wintry
    Mix Likely

  • Monday

    Monday: Partly sunny, with a high near 30. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 30 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. West northwest wind around 5 mph becoming calm in the evening.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 28. North wind around 5 mph, with gusts as high as 10 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 10. North wind around 5 mph.

    Low: 10 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow before midnight. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Snow likely, possibly mixed with freezing rain before 3am, then a chance of snow. Cloudy, with a low around 20. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Total nighttime snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 30. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 17. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 28. North wind around 5 mph, with gusts as high as 10 mph.
Tuesday Night
Partly cloudy, with a low around 10. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Partly cloudy, with a low around 12.
Thursday
Partly sunny, with a high near 33.
Thursday Night
A chance of snow before midnight. Mostly cloudy, with a low around 27.
Friday
Mostly cloudy, with a high near 35.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Diamond IL
 41.29°N 88.24°W
Last Update:
9:36 pm CST Feb 1, 2026
Forecast Valid:
10pm CST Feb 1, 2026-6pm CST Feb 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation