Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Dubuque Regional Airport (KDBQ)

Lat: 42.4°NLon: 90.71°WElev: 1040ft.

Light Snow Fog/Mist

17°F

-8°C

Humidity 88%
Wind Speed E 5 mph
Barometer 30.08 in (1020.9 mb)
Dewpoint 14°F (-10°C)
Visibility 1.50 mi
Wind Chill9°F (-13°C)
Last update 20 Jan 9:53 pm CST
Extended Forecast for

5 Miles SSW Scales Mound IL

Winter Weather Advisory January 20, 09:57pm until January 21, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 20, 09:57pm until January 21, 06:00am

    NOW until 6:00am Wed

    Winter Weather Advisory

  • Tonight

    Low: 15 °F

    Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm.  Partly sunny, with a high near 26. Northwest wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Partly Sunny
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 7 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 16. Wind chill values as low as -5. West wind around 10 mph, with gusts as high as 20 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -13.

    Low: -13 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -6.

    High: -6 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -13.

    Low: -13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 1.

    High: 1 °F

    Cold

Detailed Forecast

Tonight
Snow, mainly before 3am. Steady temperature around 15. Southeast wind around 5 mph becoming northwest after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Snow likely, mainly after 4pm. Partly sunny, with a high near 26. Northwest wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 16. Wind chill values as low as -5. West wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around -13.
Friday
Mostly sunny and cold, with a high near -6.
Friday Night
Mostly cloudy, with a low around -13.
Saturday
Partly sunny and cold, with a high near 1.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Partly sunny and cold, with a high near 8.
Sunday Night
Partly cloudy, with a low around -6.
Monday
Sunny, with a high near 13.
Monday Night
Mostly clear, with a low around 2.
Tuesday
Mostly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Scales Mound IL
 42.42°N 90.29°W (Elev. 919 ft)
9:41 pm CST Jan 20, 2026
9pm CST Jan 20, 2026-6pm CST Jan 27, 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