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

Hazardous Weather Conditions

Current conditions at

Monroe Municipal Airport (KEFT)

Lat: 42.62°NLon: 89.59°WElev: 1082ft.

Freezing Fog

28°F

-2°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 30.18 in
Dewpoint 28°F (-2°C)
Visibility 0.25 mi
Wind Chill22°F (-6°C)
Last update 4 Mar 6:15 am CST
Extended Forecast for

Rock City IL

Dense Fog Advisory March 4, 06:27am until March 4, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 4, 06:27am until March 4, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Today

    High: 50 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 39. East wind around 5 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely before noon. Mostly cloudy, with a high near 50. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain between midnight and 3am, then a slight chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 42. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: Rain. High near 67. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Today
Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 50. East wind around 5 mph.
Tonight
Rain likely, mainly after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 39. East wind around 5 mph. Chance of precipitation is 60%.
Thursday
Rain likely before noon. Mostly cloudy, with a high near 50. Northeast wind around 5 mph. Chance of precipitation is 60%.
Thursday Night
A slight chance of rain between midnight and 3am, then a slight chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 42. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Friday
Rain. High near 67. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Mostly sunny, with a high near 59. Breezy.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 68. Breezy.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Rain likely. Partly sunny, with a high near 67. Breezy. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock City IL
 42.4°N 89.46°W (Elev. 906 ft)
Last Update:
4:41 am CST Mar 4, 2026
Forecast Valid:
6am CST Mar 4, 2026-6pm CDT Mar 10, 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