National Weather Service United States Department of Commerce

Heavy Snow For the Southern Rockies with Heavy Rain for Portions of the Southwest

A moist flow off the Pacific will bring heavy rain to southern California and Arizona with heavy snow for the southern Rocky Mountains Monday. More freezing rain is possible from the southern Plains to the central Mississippi Valley. Heavy snow is also expected for portions of New England and upstate New York Monday.
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Hazardous Weather Conditions

Current Conditions

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Portage WI

7 Day Forecast

For More Weather Information:

Milwaukee, WI Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 7 °F

Monday

Increasing Clouds

Increasing
Clouds

High: 27 °F

Monday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 19 °F

Tuesday

Snow Chance for Measurable Precipitation 90%

Snow

High: 32 °F

Tuesday
Night

Decreasing Clouds

Decreasing
Clouds

Low: 3 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 13 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: -7 °F

Thursday

Sunny

Sunny

High: 15 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 4 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 7. West wind 5 to 10 mph.
  • Monday Increasing clouds, with a high near 27. Wind chill values between zero and 10. Calm wind becoming south around 5 mph in the afternoon.
  • Monday Night Snow likely, mainly after 3am. Cloudy, with a low around 19. South wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
  • Tuesday Snow, mainly before 3pm. High near 32. Southeast wind 10 to 15 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Tuesday Night Cloudy, then gradually becoming partly cloudy, with a low around 3. West wind 10 to 15 mph.
  • Wednesday Mostly sunny, with a high near 13. West wind 10 to 15 mph, with gusts as high as 25 mph.
  • Wednesday Night Partly cloudy, with a low around -7. West wind 5 to 10 mph.
  • Thursday Sunny, with a high near 15. West wind 5 to 10 mph.
  • Thursday Night Partly cloudy, with a low around 4.
  • Friday Partly sunny, with a high near 34.
  • Friday Night Mostly cloudy, with a low around 19.
  • Saturday Mostly sunny, with a high near 34.
  • Saturday Night Partly cloudy, with a low around 18.
  • Sunday Mostly sunny, with a high near 37.