The National Hurricane Center is monitoring two disturbances in the Atlantic Ocean for potential tropical development. Hurricane Erin has officially become post-tropical off the east coast of the United States, the NHC said.

Invest 90L in the southwestern Atlantic is expected to become a tropical depression by Saturday evening, and strengthen into a tropical storm on Sunday, the NHC said. If that happens, it will be known as Tropical Storm Fernand.

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None of these systems are expected to directly impact Florida or the United States.

Invest 90L expected to become Tropical Storm Fernand this weekend

An area of low pressure in the southwestern Atlantic – about 500 miles southwest of Bermuda – is expected to become a tropical depression on Saturday,

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