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.

Fog/Mist

39°F

4°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 29.98 in
Dewpoint 37°F (3°C)
Visibility 4.00 mi
Wind Chill35°F (2°C)
Last update 27 Dec 4:55 am CST
Extended Forecast for

Roanoke IL

Dense Fog Advisory until December 27, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until December 27, 10:00am

    NOW until 10:00am Sat

    Dense Fog Advisory

  • Overnight

    Low: 39 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Patchy dense fog before 9am. Otherwise, cloudy, with a high near 51. Southeast wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 51 °F

    Patchy Dense
    Fog then
    Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after midnight. Cloudy, with a temperature rising to around 57 by 4am. South wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 50 °F⇑

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 64. Breezy, with a south wind 7 to 12 mph becoming west southwest 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain showers, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 14. Windy, with a west wind 22 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 40%.

    Low: 14 °F

    Chance
    Rain/Snow and
    Blustery then
    Mostly Cloudy
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 22. Windy, with a west northwest wind 23 to 30 mph, with gusts as high as 46 mph.

    High: 22 °F

    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 34 mph.

    Low: 11 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, cloudy, with a low around 39. East southeast wind around 5 mph.
Saturday
Patchy dense fog before 9am. Otherwise, cloudy, with a high near 51. Southeast wind 6 to 13 mph, with gusts as high as 22 mph.
Saturday Night
A 50 percent chance of showers, mainly after midnight. Cloudy, with a temperature rising to around 57 by 4am. South wind 7 to 14 mph, with gusts as high as 23 mph.
Sunday
Showers. High near 64. Breezy, with a south wind 7 to 12 mph becoming west southwest 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of rain showers, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 14. Windy, with a west wind 22 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 22. Windy, with a west northwest wind 23 to 30 mph, with gusts as high as 46 mph.
Monday Night
Partly cloudy, with a low around 11. Blustery, with a west northwest wind 13 to 22 mph, with gusts as high as 34 mph.
Tuesday
Mostly sunny, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 12.
New Year's Day
Mostly sunny, with a high near 22.
Thursday Night
Mostly clear, with a low around 6.
Friday
Sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Roanoke IL
 40.8°N 89.2°W (Elev. 738 ft)
Last Update:
3:16 am CST Dec 27, 2025
Forecast Valid:
5am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation