National Weather Service United States Department of Commerce

Severe weather possible for parts of central U.S.

Widespread thunderstorm activity is expected to develop on Thursday along a cold front moving eastward across the plains into the Mississippi Valley. A potential for damaging wind gusts will develop with the stronger thunderstorms. Hail will also be possible in the ArkLaTex and Ozarks.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Portage WI

7 Day Forecast

For More Weather Information:

Milwaukee, WI Local Forecast Office

Today

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 71 °F

Tonight

Thunderstorms Chance for Measurable Precipitation 90%

Thunderstorms

Low: 53 °F

Friday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 54 °FFalling Temperatures

Friday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 38 °F

Saturday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 48 °F

Saturday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 35 °F

Sunday

Partly Sunny

Partly
Sunny

High: 53 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 36 °F

Monday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 55 °F

Detailed Forecast

  • Today Isolated showers, then showers and thunderstorms likely after 3pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Tonight Showers and thunderstorms. Low around 53. Southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
  • Friday A 40 percent chance of showers, mainly before 11am. Mostly cloudy, with a temperature falling to around 50 by 5pm. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.
  • Friday Night A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 38. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
  • Saturday A 40 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 48. West wind 10 to 15 mph, with gusts as high as 25 mph.
  • Saturday Night A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 35. West wind 10 to 15 mph.
  • Sunday Partly sunny, with a high near 53. West wind 5 to 10 mph.
  • Sunday Night Partly cloudy, with a low around 36. Southwest wind around 5 mph.
  • Monday A 20 percent chance of rain. Partly sunny, with a high near 55.
  • Monday Night A 20 percent chance of rain. Mostly cloudy, with a low around 38.
  • Tuesday A 20 percent chance of rain. Mostly sunny, with a high near 59.
  • Tuesday Night Partly cloudy, with a low around 43.
  • Wednesday Mostly sunny, with a high near 65.