Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Morris Muni-James R Washburn Field Airport (KC09)

Lat: 41.43°NLon: 88.42°WElev: 584ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Diamond IL

  • Tonight

    Tonight: Mostly clear, with a low around 62. West northwest wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 3pm.  Mostly sunny, with a high near 83. North northwest wind around 5 mph, with gusts as high as 15 mph.

    High: 83 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. North wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Calm wind becoming south southeast around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 62. West northwest wind around 5 mph.
Thursday
A 20 percent chance of showers after 3pm. Mostly sunny, with a high near 83. North northwest wind around 5 mph, with gusts as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 60. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 83. Calm wind.
Friday Night
Mostly clear, with a low around 59. Calm wind becoming south southeast around 5 mph.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Diamond IL
 41.29°N 88.24°W
7:41 pm CDT Aug 26, 2026
9pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
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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