For first time this season, the National Hurricane Center is tracking two named storms at the same time.

Tropical Storm Humberto expected to become major hurricane.

Invest 94L expected to become tropical depression soon.

Humberto and Invest 94L could interact with each, making forecasts difficult.

A hurricane. A tropical storm. An invest expected to strengthen into a tropical depression soon.

That's the quick look at what's happening in the tropics Thursday, Sept. 25.

Hurricane Gabrielle continues to head east toward Portugal and Spain.

Tropical Storm Humberto is expected to become a hurricane in a day or so and a major hurricane over the weekend, with the latest models trending farther south and west.

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