As of the latest advisory on Aug. 11, Invest 97L has a high chance — 90% — chance of strengthening in the next seven days.

The large disturbance over the eastern tropical Atlantic - officially tagged Invest 97L - is heading west in the general ...

A strong tropical wave (now Invest 97L) moving off Africa will likely become the first hurricane (Erin) in the Atlantic this ...

Hurricane forecasters have their eye on two tropical systems forming in the Atlantic Ocean, one of which might pose an eventual risk to the United States.

A new area to watch for tropical development has emerged in the Atlantic Ocean as forecasters continue to monitor Invest 97L, ...

Splashing out to the tropics to get *** quick check on the two Invests that we continue to monitor, the first of which is ...

The tropical wave that moved off Africa Friday has been designated Invest 97L, and it is on the cusp of becoming a tropical ...