Flash Flood in Broward County, Florida

A second round of flash flooding occurred in SE Broward County on June 12th, leading to major flooding in portions of Hallandale Beach and Hollywood. An additional 10-15 inches of rain fell in this area. much of it during the time frame of this event. Damage assessments following the event indicated 90 structures with major damage and 253 structures with minor damage in the county. Water marks up to 3 feet high were noted along portions of Moffett Street on the Hallandale Beach/Hollywood border. A 7-mile section of I-95 was closed in southern Broward County during the height of the event.

For both June 11th and 12th events, a total of 35 people were rescued in the county. Hallandale Beach Fire Rescue responded to 174 water-related emergencies, and over 600 stranded vehicles were reported. A maximum 2-day rainfall total of 19.39 was measured in Hallandale Beach.

Total damage estimate indicated in this event is the combined total of this event and the one from June 11th.

A plume of deep tropical moisture streamed into South Florida during the week of June 10 through 15th as the region remained south of a stationary boundary and in close proximity to a weak tropical disturbance. Multiple mesoscale convective systems developed to the south of this boundary over Central Florida and gradually pivoted southward into South Florida during the morning and afternoon hours of June 11th, 12th, and 13th, 2024. With a very moist and warm atmospheric composition, rainfall rates were efficient and tropical in nature. Storm total rainfall of up to 20 inches occurred across NE Miami-Dade and SE Broward counties, with totals as high as 18 inches in the Big Cypress National Preserve in Collier County. These rainfall totals resulted in major flooding across these areas.