Milwaukee

Milwaukee Weather Update, Intermittent Showers and Thunderstorms Expected Through the Weekend

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Published on September 18, 2025
Milwaukee Weather Update, Intermittent Showers and Thunderstorms Expected Through the WeekendSource: Google Street View

Milwaukee residents can expect a fairly steady weather pattern this week. As of the September 18 update, there will be plenty of clouds with chances of showers and thunderstorms over the next few days, according to the National Weather Service. Today will be mostly sunny with a comfortable high near 79°F. Tonight will be partly cloudy with a mild low around 63°F. Heading into the weekend, there’s a small 20% chance of rain Friday afternoon.

The National Weather Service Milwaukee has detailed a slightly more tumultuous weather pattern for the weekend, with Saturday through Sunday bringing about a 40 to 50 percent chance of showers and thunderstorms. The specifics stand as a 40 percent chance Saturday night with lows hanging around 63, and not much deviation on Sunday with similar probabilities and a high of 75.

Thunderstorms are possible again on Monday, especially in the afternoon, with highs in the mid-70s. Nights will be in the low 60s.
People west of Madison were warned about possible thunderstorms later today, but they aren’t expected to be severe, so no storm spotters are needed. The chance of storms increases in the coming days, but still no major concerns, as reported by the National Weather Service.