Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Platteville Municipal Airport (KPVB)

Lat: 42.69°NLon: 90.44°WElev: 1020ft.

Overcast

17°F

-8°C

Humidity 91%
Wind Speed W 14 mph
Barometer 29.82 in
Dewpoint 14°F (-10°C)
Visibility 3.00 mi
Wind Chill3°F (-16°C)
Last update 18 Jan 8:55 pm CST
Extended Forecast for

4 Miles NE Platteville WI

Winter Weather Advisory January 18, 09:19pm until January 19, 12:00pm
Cold Weather Advisory January 19, 03:00am until January 19, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
Cold Weather Advisory
  •  
    Winter Weather Advisory January 18, 09:19pm until January 19, 12:00pm

    NOW until 12:00pm Mon

    Winter Weather Advisory

  • Tonight

    Low: -6 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • M.L.King Day

    M.L.King Day: Areas of blowing snow before noon. Partly sunny and cold, with a high near 2. Wind chill values between -20 and -30. Blustery, with a west wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 2 °F

    Areas Blowing
    Snow and
    Blustery then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around -4. Wind chill values between -10 and -15. West wind 5 to 10 mph.

    Low: -4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 15. Wind chill values between -10 and zero. West wind around 5 mph becoming south in the afternoon.

    High: 15 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 10. South wind around 5 mph becoming west after midnight.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 10 °F

    Snow Likely

  • Wednesday

    Wednesday: A 20 percent chance of snow.  Partly sunny, with a high near 21. West wind 5 to 15 mph.

    High: 21 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 3. West wind around 10 mph.

    Low: 3 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13. West wind around 10 mph.

    High: 13 °F

    Mostly Sunny

Detailed Forecast

Tonight
A 20 percent chance of snow before 10pm. Patchy blowing snow after 10pm. Mostly cloudy, with a low around -6. Wind chill values between -20 and -30. Windy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.
M.L.King Day
Areas of blowing snow before noon. Partly sunny and cold, with a high near 2. Wind chill values between -20 and -30. Blustery, with a west wind 10 to 20 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around -4. Wind chill values between -10 and -15. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 15. Wind chill values between -10 and zero. West wind around 5 mph becoming south in the afternoon.
Tuesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 10. South wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 21. West wind 5 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 3. West wind around 10 mph.
Thursday
Mostly sunny, with a high near 13. West wind around 10 mph.
Thursday Night
Mostly cloudy, with a low around -1.
Friday
A 20 percent chance of snow. Partly sunny and cold, with a high near 9.
Friday Night
Partly cloudy, with a low around -8.
Saturday
Partly sunny and cold, with a high near 1.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -12.
Sunday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 5.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Platteville WI
 42.77°N 90.42°W (Elev. 1106 ft)
8:57 pm CST Jan 18, 2026
9pm CST Jan 18, 2026-6pm CST Jan 25, 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