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Milwaukee Sets Record with 14.55 Inches of Rain

12/20/2025

47 10 Full Breakdown

Summary

Story summary

On August 9–10, 2025, northwest Milwaukee recorded 14.55 inches of rain, the highest 24-hour precipitation in Wisconsin history.
The State Climate Extremes Committee confirmed the record on December 11, 2025, noting 11.72 inches set in 1946.
The heavy rainfall from multiple thunderstorms caused widespread flooding in southeast Wisconsin, with most rain falling between 6 p.m. on August 9 and 3 a.m. on August 10 at 1–3 inches per hour.

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Story summary

On August 9–10, 2025, northwest Milwaukee recorded 14.55 inches of rain, the highest 24-hour precipitation in Wisconsin history.
The State Climate Extremes Committee confirmed the record on December 11, 2025, noting 11.72 inches set in 1946.
The heavy rainfall from multiple thunderstorms caused widespread flooding in southeast Wisconsin, with most rain falling between 6 p.m. on August 9 and 3 a.m. on August 10 at 1–3 inches per hour.