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

Hazardous Weather Conditions

Current conditions at

Rockford, Greater Rockford Airport (KRFD)

Lat: 42.19°NLon: 89.09°WElev: 735ft.

Mostly Cloudy and Breezy

0°F

-18°C

Humidity 59%
Wind Speed W 21 G 29 mph
Barometer 30.27 in (1026.7 mb)
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Wind Chill-22°F (-30°C)
Last update 19 Jan 10:54 am CST
Extended Forecast for

Winnebago IL

Cold Weather Advisory January 19, 11:06am until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 19, 11:06am until January 19, 12:00pm

    NOW until 12:00pm Mon

    Cold Weather Advisory

  • M.L.King Day

    High: 4 °F

    Isolated
    Flurries and
    Areas Blowing
    Snow

  • Tonight

    Tonight: Intermittent flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around -1. Wind chill values as low as -14. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: -1 °F

    Intermittent
    Flurries

  • Tuesday

    Tuesday: Increasing clouds, with a high near 19. Wind chill values as low as -15. West southwest wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 19 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow. Low around 13. South wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 26. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 26 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -5.

    Low: -5 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Isolated flurries before noon. Areas of blowing snow. Mostly sunny and cold, with a high near 4. Wind chill values as low as -23. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Intermittent flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around -1. Wind chill values as low as -14. West wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 19. Wind chill values as low as -15. West southwest wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Snow. Low around 13. South wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Partly sunny, with a high near 26. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 7.
Thursday
Mostly sunny, with a high near 17.
Thursday Night
Mostly cloudy, with a low around -5.
Friday
Mostly sunny and cold, with a high near 2.
Friday Night
Partly cloudy, with a low around -16.
Saturday
Mostly sunny and cold, with a high near 1.
Saturday Night
Partly cloudy, with a low around -9.
Sunday
Mostly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago IL
 42.26°N 89.24°W
Last Update:
10:01 am CST Jan 19, 2026
Forecast Valid:
11am CST Jan 19, 2026-6pm CST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation