National Weather Service United States Department of Commerce

Severe weather expected for Upper Midwest on Wednesday

A potent storm system will bring a chance of severe thunderstorms to parts of the Upper Midwest on Wednesday and Wednesday night. Very large hail, damaging wind gusts, tornadoes and heavy rain are possible with these storms.
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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

Patchy Fog

Patchy
Fog

Low: 57 °F

Wednesday

Patchy Fog

Patchy
Fog

High: 78 °F

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 67 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 85 °F

Thursday
Night

Severe Thunderstorms Chance for Measurable Precipitation 50%

Severe
Thunderstorms

Low: 67 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 73 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 55 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 69 °F

Saturday
Night

Patchy Fog

Patchy
Fog

Low: 51 °F

Detailed Forecast

  • Overnight Patchy fog. Otherwise, mostly clear, with a low around 57. Calm wind.
  • Wednesday Patchy fog before 8am. Otherwise, sunny, with a high near 78. Light southwest wind becoming south 5 to 10 mph in the morning.
  • Wednesday Night A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. South wind around 10 mph.
  • Thursday A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 85. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
  • Thursday Night A 50 percent chance of showers and thunderstorms, mainly after 7pm. Some of the storms could be severe. Mostly cloudy, with a low around 67. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
  • Friday A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Partly sunny, with a high near 73. North wind around 10 mph. Chance of precipitation is 30%.
  • Friday Night Mostly cloudy, with a low around 55. North wind 5 to 10 mph.
  • Saturday Mostly sunny, with a high near 69. North wind 5 to 10 mph.
  • Saturday Night Patchy fog after 1am. Otherwise, mostly clear, with a low around 51.
  • Sunday Sunny, with a high near 71.
  • Sunday Night Mostly clear, with a low around 52.
  • Monday Mostly sunny, with a high near 71.
  • Monday Night A 20 percent chance of showers. Partly cloudy, with a low around 56.
  • Tuesday A 40 percent chance of showers. Mostly cloudy, with a high near 70.