Once Dalila forms, regular updates will be issued. In addition to the storm that could become Dalila, the NHC also is monitoring a disturbance offshore of Central America that has a near 0 percent chance of forming within 48 hours and a 20 percent chance of forming in the next seven days.

The eastern Pacific Ocean has spawned a new tropical storm, Dalila, which will swipe southern Mexico with flooding downpours and gusty winds.