Heavy Rains Trigger Flood Warnings in South Milwaukee and Franklin

Residents urged to avoid flooded areas as Oak Creek and Root River overflow their banks

Apr. 4, 2026 at 2:35pm

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The National Weather Service has issued flood warnings for the cities of South Milwaukee and Franklin after heavy rains overnight caused Oak Creek and the Root River to overflow their banks, leading to minor flooding in some areas. Motorists are advised not to attempt to drive through flooded roads, as most flood-related deaths occur in vehicles.

Why it matters

Flooding can pose a serious threat to public safety, damage property, and disrupt transportation and other critical infrastructure. The National Weather Service's flood warnings help local authorities and residents prepare for and respond to these dangerous conditions.

The details

In South Milwaukee, Oak Creek has reached a level of 8.3 feet, exceeding the 8-foot flood stage and leading to the flooding of walking paths along Oak Creek Parkway. In Franklin, minor flooding along the Root River has affected some yards and a low spot on Oakwood Road. Elsewhere in the region, the Root River Canal has flooded backyards and a local park, while the Lower Fox River has reached first-floor levels of some homes in the Town of Wheatland and Village of Salem Lakes.

  • The flood warnings were issued on April 4, 2026.
  • As of 6 a.m. on April 4, Oak Creek in South Milwaukee was at 8.3 feet, above the 8-foot flood stage.

The players

National Weather Service

The federal agency responsible for issuing weather-related warnings and forecasts to protect life and property.

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What’s next

Local authorities will continue to monitor the situation and provide updates to residents. Residents are advised to heed all flood warnings and avoid attempting to drive through flooded areas.

The takeaway

This flood event highlights the importance of heeding weather warnings and taking appropriate precautions to protect public safety during severe weather. It also underscores the need for ongoing investment in infrastructure and emergency preparedness to mitigate the impacts of flooding in vulnerable communities.