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.

Follow along here for the latest about Sara on Friday, Nov. 15. A weather system growing more powerful over the central Caribbean was designated Tropical Storm Sara on Thursday, becoming the 18th named storm of what has been a brutal hurricane season for Florida and the Southeast.

A shift in Tropical Depression 19's track has significantly impacted meteorologists' predictions about its potential to form into Hurricane Sara.