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

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Light Drizzle Fog/Mist and Breezy

48°F

9°C

Humidity 93%
Wind Speed W 21 G 33 mph
Barometer 29.72 in (1006.4 mb)
Dewpoint 46°F (8°C)
Visibility 2.00 mi
Wind Chill41°F (5°C)
Last update 7 Mar 9:54 am CST
Extended Forecast for

Marengo IL

  • Today

    Today: A slight chance of showers or drizzle before 11am, then a slight chance of drizzle between 11am and 2pm. Cloudy, with a temperature falling to around 42 by 5pm. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 60 °F⇓

    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 32. West northwest wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Showers likely after noon. Mostly sunny, with a high near 60. Chance of precipitation is 70%.

    High: 60 °F

    Sunny then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers. Cloudy, with a low around 35.

    Low: 35 °F

    Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers. Cloudy, with a high near 44.

    High: 44 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
A slight chance of showers or drizzle before 11am, then a slight chance of drizzle between 11am and 2pm. Cloudy, with a temperature falling to around 42 by 5pm. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. West northwest wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 45. Southwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 69. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Clear, with a low around 41.
Tuesday
Showers likely after noon. Mostly sunny, with a high near 60. Chance of precipitation is 70%.
Tuesday Night
Showers. Cloudy, with a low around 35.
Wednesday
A chance of rain and snow showers. Cloudy, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 45.
Thursday Night
A chance of rain and snow showers. Cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 54. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marengo IL
 42.24°N 88.62°W
Last Update:
9:51 am CST Mar 7, 2026
Forecast Valid:
10am CST Mar 7, 2026-6pm CDT Mar 13, 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