Due to a possibility that the system could develop into a tropical cyclone, the National Hurricane Center designated it Invest 90L.

On June 11, the National Hurricane Center (NHC) began monitoring a trough of low pressure over the Eastern Gulf of Mexico that was expected to produce heavy rainfall over the state of Florida.

[12] Fort Lauderdale and Miami Beach opened sites to distribute sandbags.

[14] On June 12, various places in Sarasota County, just south of Tampa Bay, recorded 24 hour rainfall totals of 6–10 in (150–250 mm).

[23] I-95 southbound in Broward County had to be rerouted to avoid a flooded section of the route.

[9] The Florida East Coast Railway, which is used by Brightline, in between Aventura and Miami was flooded.