Milwaukee

Milwaukee Weather Promises Sunny Juneteenth with Heatwave and Storms Expected This Weekend

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Published on June 19, 2025
Milwaukee Weather Promises Sunny Juneteenth with Heatwave and Storms Expected This WeekendSource: Google Street View

The National Weather Service in Milwaukee is forecasting a break in morning showers just in time for Juneteenth celebrations today, with an expected high near 83 degrees and sunny skies emerging as the day progresses. According to the detailed forecast, Milwaukee residents will enjoy a mostly sunny and warm Juneteenth, though early risers might catch a 20 percent chance of showers before 8 a.m. With a gentle west wind blowing at 5 to 10 mph, the weather sets a promising stage for outdoor festivities.

However, looking ahead, thunderstorms seem inevitable as we move into the weekend. Starting tomorrow, Milwaukee faces a 50 percent chance of rain, mainly between 10 a.m. and 1 p.m. Despite the rain, temperatures are expected to hover near 80 degrees, leading to a partly sunny afternoon with southwest winds picking up speed, ranging from 5 to 15 mph. Following a partly cloudy tomorrow night with a low around 68 degrees and potential storms before 1 a.m., the forecast indicates that Saturday will be sunny and hot, reaching near scorching highs of 98 degrees.

As the weekend continues, the heatwave will persist with "sunny and hot" conditions anticipated for Sunday, nearly mirroring Saturday’s sweltering highs, as per NWS. The wind, persistent in its southwest direction, will blow around 15 mph, with gusts that could reach as high as 25 mph. These hot and dry conditions are expected to extend into the beginning of the next week, with a 30 percent chance of showers and thunderstorms arriving Monday afternoon and a high nearing 95 degrees.

In addition to the sweltering heat, the National Weather Service has issued a hazardous weather outlook warning for east central, south central, and southeast Wisconsin. In a statement, they highlighted that "hot and humid conditions Saturday through Monday" could bring "heat indices ranging from 100 to 105 degrees." For those planning outdoor activities or extended time outside, including participating in the weekend's swim risk at times, this should serve as a cautious reminder to stay hydrated and seek shade regularly. Spotter activation "will not be needed Tonight," according to the Hazardous Weather Outlook released early this morning.

The week ahead also comes with its fair share of storms, with a 50 percent chance of showers and thunderstorms Monday night, increasing to a 60 percent likelihood Tuesday night, and an even higher chance of 70 percent precipitation on Wednesday.