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

1°F

-17°C

Humidity 80%
Wind Speed NW 16 G 24 mph
Barometer 29.99 in
Dewpoint -4°F (-20°C)
Visibility 2.50 mi
Wind Chill-19°F (-28°C)
Last update 19 Jan 2:15 am CST
Extended Forecast for

3 Miles NNE Balltown IA

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

    Overnight: A chance of flurries before 5am.  Patchy blowing snow. Mostly cloudy, with a low around -5. Wind chill values as low as -27. Blustery, with a northwest wind around 25 mph, with gusts as high as 39 mph.

    Low: -5 °F

    Chance
    Flurries and
    Patchy
    Blowing Snow

  • M.L.King Day

    M.L.King Day: Patchy blowing snow before 2pm. Partly sunny and cold, with a high near 4. Wind chill values as low as -29. Blustery, with a northwest wind 14 to 24 mph, with gusts as high as 34 mph.

    High: 4 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -3. Wind chill values as low as -14. West wind 6 to 11 mph.

    Low: -3 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Increasing clouds, with a high near 18. Wind chill values as low as -14. West wind 5 to 7 mph becoming south in the afternoon.

    High: 18 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow.  Low around 11. South wind 6 to 8 mph becoming northwest after midnight.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 11 °F

    Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 25. West wind 8 to 14 mph.

    High: 25 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 5. Blustery, with a northwest wind 13 to 17 mph.

    Low: 5 °F

    Partly Cloudy
    and Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 16. West wind 10 to 13 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -8. Northwest wind around 11 mph.

    Low: -8 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of flurries before 5am. Patchy blowing snow. Mostly cloudy, with a low around -5. Wind chill values as low as -27. Blustery, with a northwest wind around 25 mph, with gusts as high as 39 mph.
M.L.King Day
Patchy blowing snow before 2pm. Partly sunny and cold, with a high near 4. Wind chill values as low as -29. Blustery, with a northwest wind 14 to 24 mph, with gusts as high as 34 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -3. Wind chill values as low as -14. West wind 6 to 11 mph.
Tuesday
Increasing clouds, with a high near 18. Wind chill values as low as -14. West wind 5 to 7 mph becoming south in the afternoon.
Tuesday Night
Snow. Low around 11. South wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 25. West wind 8 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 5. Blustery, with a northwest wind 13 to 17 mph.
Thursday
Mostly sunny, with a high near 16. West wind 10 to 13 mph.
Thursday Night
Mostly cloudy, with a low around -8. Northwest wind around 11 mph.
Friday
Mostly sunny and cold, with a high near -1. Northwest wind around 11 mph.
Friday Night
Partly cloudy, with a low around -17. Northwest wind 7 to 10 mph.
Saturday
Mostly sunny and cold, with a high near 0. North wind around 7 mph.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around -10. Northwest wind around 7 mph becoming south after midnight.
Sunday
Mostly sunny, with a high near 11. South wind around 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Balltown IA
 42.68°N 90.84°W
2:26 am CST Jan 19, 2026
2am CST Jan 19, 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