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

BLIZZARD CONDITIONS Tonight Into Monday Morning

Blizzard conditions will develop across much of the area tonight, especially in rural wind-prone areas. This new snow will be lighter and fluffier, making it much more susceptible to blowing around in the strong winds. TRAVEL STRONGLY DISCOURAGED tonight! The Monday morning commute will be impacted. Sporadic power outages will be possible. Read More >

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

24°F

-4°C

Humidity 84%
Wind Speed NW 15 G 29 mph
Barometer 29.61 in (1004.0 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill11°F (-12°C)
Last update 16 Mar 3:55 am CDT
Extended Forecast for

Warrens WI

Blizzard Warning March 16, 04:09am until March 16, 01:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning March 16, 04:09am until March 16, 01:00pm

    NOW until 1:00pm Mon

    Blizzard Warning

  • Overnight

    Low: 20 °F

    Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: Snow, mainly before 8am, then a chance of flurries after 1pm. Areas of blowing snow. Steady temperature around 18. Wind chill values as low as -3. Blustery, with a northwest wind 20 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 18 °F

    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Cloudy during the early evening, then gradual clearing, with a low around -3. Wind chill values as low as -13. Northwest wind 7 to 15 mph, with gusts as high as 29 mph.

    Low: -3 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Increasing clouds, with a high near 22. Wind chill values as low as -15. West wind around 6 mph becoming southwest in the afternoon.

    High: 22 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly before 1am. Low around 13. South wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 43. Southwest wind around 6 mph.

    High: 43 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 4am, then a slight chance of freezing rain. Mostly cloudy, with a low around 29. Light southwest wind. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Freezing
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 48. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow. Areas of blowing snow. Steady temperature around 20. Blustery, with a north wind around 24 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Monday
Snow, mainly before 8am, then a chance of flurries after 1pm. Areas of blowing snow. Steady temperature around 18. Wind chill values as low as -3. Blustery, with a northwest wind 20 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
Cloudy during the early evening, then gradual clearing, with a low around -3. Wind chill values as low as -13. Northwest wind 7 to 15 mph, with gusts as high as 29 mph.
Tuesday
Increasing clouds, with a high near 22. Wind chill values as low as -15. West wind around 6 mph becoming southwest in the afternoon.
Tuesday Night
Snow, mainly before 1am. Low around 13. South wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Mostly cloudy, with a high near 43. Southwest wind around 6 mph.
Wednesday Night
A slight chance of rain before 4am, then a slight chance of freezing rain. Mostly cloudy, with a low around 29. Light southwest wind. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 48. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 28. Calm wind becoming southwest around 5 mph after midnight.
Friday
Mostly cloudy, with a high near 50. Southwest wind 5 to 8 mph.
Friday Night
Mostly cloudy, with a low around 30. Southwest wind around 7 mph becoming northwest after midnight.
Saturday
Mostly sunny, with a high near 50. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 27. North wind around 8 mph, with gusts as high as 18 mph.
Sunday
Partly sunny, with a high near 47. Northwest wind around 9 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Warrens WI
 44.14°N 90.51°W
Last Update:
3:47 am CDT Mar 16, 2026
Forecast Valid:
4am CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation