National Weather Service United States Department of Commerce

The flash flooding threat shifts slightly east on Friday while both coasts and Hawaii continue high surf issues due to tropical systems

The potential for heavy rainfall and flash flooding will shift east on Friday across parts of the Upper Midwest into the eastern Great Lakes. Meanwhile, portions of both the East and West Coasts, as well as Hawaii, will continue to have high surf and rip current potential due to Hurricane Cristobal and Tropical Storm Marie respectively. Caution should be used on area beaches.
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Current Conditions

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Waukesha WI

7 Day Forecast

For More Weather Information:

Milwaukee, WI Local Forecast Office

Overnight

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 63 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 83 °F

Friday
Night

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

Low: 67 °F

Saturday

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

High: 78 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 62 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 78 °F

Sunday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 66 °F

Labor
Day

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 79 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 61 °F

Detailed Forecast

  • Overnight A slight chance of showers, then a chance of showers and thunderstorms after 2am. Cloudy, with a low around 63. Southeast wind around 5 mph. Chance of precipitation is 30%.
  • Friday A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. South wind 5 to 15 mph.
  • Friday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 67. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 78. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday Night Mostly cloudy, with a low around 62. West wind 5 to 10 mph becoming light and variable in the evening.
  • Sunday Mostly sunny, with a high near 78. North wind 5 to 10 mph becoming southeast in the afternoon.
  • Sunday Night A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 66. South wind 5 to 10 mph. Chance of precipitation is 30%.
  • Labor Day Showers and thunderstorms likely. Cloudy, then gradually becoming mostly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
  • Monday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
  • Tuesday A slight chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
  • Tuesday Night Partly cloudy, with a low around 61.
  • Wednesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
  • Wednesday Night A slight chance of showers. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
  • Thursday A 30 percent chance of showers. Mostly sunny, with a high near 80.