Severe Storms and Heavy Rain Possible Today, Freezing Rain Tonight

Freezing rain builds into north central Wisconsin this evening and continues through the overnight. Impacts to elevated surfaces possible. Severe thunderstorms are possible this afternoon and evening with the main threat of hail. Heavy rain today with totals of 0.5 to 1.5" expected with locally higher amounts possible... Read More >

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Rain Fog/Mist

38°F

3°C

Humidity 93%
Wind Speed E 9 mph
Barometer 30.01 in (1017.3 mb)
Dewpoint 36°F (2°C)
Visibility 4.00 mi
Wind Chill32°F (0°C)
Last update 3 Apr 7:55 pm CDT
Extended Forecast for

Tomah WI

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 4am, then a chance of showers. Some of the storms could produce heavy rainfall.  Low around 32. Breezy, with an east wind 13 to 17 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 32 °F

    Heavy Rain
    and Breezy

  • Saturday

    Saturday: A chance of showers before 9am, then a slight chance of showers after 4pm.  Mostly cloudy, with a high near 45. Breezy, with a southeast wind 5 to 10 mph becoming west 13 to 18 mph in the morning. Winds could gust as high as 29 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Showers then
    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 11pm.  Mostly cloudy, with a low around 28. Breezy, with a west wind 13 to 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 20%.

    Low: 28 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 51 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. West wind around 8 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. Breezy, with a northwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 44 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 17. Northwest wind 6 to 11 mph becoming light north  after midnight. Winds could gust as high as 23 mph.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers.  Mostly cloudy, with a low around 31. South wind 6 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 50%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 4am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 32. Breezy, with an east wind 13 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday
A chance of showers before 9am, then a slight chance of showers after 4pm. Mostly cloudy, with a high near 45. Breezy, with a southeast wind 5 to 10 mph becoming west 13 to 18 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A slight chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 28. Breezy, with a west wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 51. West wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 30. West wind around 8 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 44. Breezy, with a northwest wind 9 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 17. Northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 23 mph.
Tuesday
Mostly sunny, with a high near 46. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. South wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 64. Breezy, with a south wind 16 to 23 mph, with gusts as high as 32 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 14 to 16 mph, with gusts as high as 30 mph.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 58. West wind 11 to 13 mph, with gusts as high as 23 mph.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 35. East wind around 8 mph, with gusts as high as 18 mph.
Friday
Showers likely. Mostly cloudy, with a high near 55. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Tomah WI
 43.99°N 90.51°W
6:06 pm CDT Apr 3, 2026
8pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026
 
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