A rapidly expanding wildfire in north Florida is intensifying concerns across the region, after two separate blazes merged into what officials now call the “Railroad Fire” – a growing incident that is disrupting transport, threatening homes and worsening air quality.

According to the Florida Forest Service, the Railroad Fire has reached approximately 4,112 acres and remains around 50% contained. The fire formed when separate wildfires in Clay County and Putnam County combined, creating a more complex and unpredictable situation for firefighting crews.

Authorities warn that the blaze continues to behave erratically due to dry conditions, with shifting winds complicating containment efforts.

The impact is now extending well beyond the fire line. Several roads in Putnam County remain closed due to heavy smoke, while transport disruption has escalated, with rail services affected and reports of passengers stranded for extended periods after fires broke out near tracks.

Communities near the fire zone are also on alert. Voluntary evacuations have been issued in some areas as flames have approached residential properties, with residents describing close calls as the fire spread toward property lines.

The Railroad Fire is part of a broader surge in wildfire activity across the state. Officials say more than 100 active fires are currently being tracked, burning nearly 14,000 acres across Florida and neighbouring regions.

Air quality has deteriorated across multiple counties, with smoke from ongoing fires spreading over wide areas. Authorities are warning that conditions could persist, particularly as drought and dry weather patterns point to a potentially prolonged and severe wildfire season.

Fire crews continue working to increase containment, but officials stress that risks remain high. With multiple fires burning simultaneously and environmental conditions favouring rapid spread, the situation in north Florida remains fluid – and far from under control.