Tropical Storm Sara is expected to form today, according to the National Hurricane Center. But its path remains uncertain.

Tropical Depression Nineteen formed in the Caribbean early Thursday with the National Hurricane Center forecasting it to grow into Tropical Storm Sara. Long-term forecast models show it could

Tropical Storm Sara formed this afternoon and threatens to bring "life-threatening and potentially catastrophic flash flooding and mudslides" to Honduras throughout the weekend, according to the latest update from the National Hurricane Center. A turn toward Florida is still possible, forecasters said.