Tropical Storm Isaac: Hurricane Warnings in South

Rick Nabb addresses the fears surrounding the storm's approach to U.S.
3:00 | 08/27/12

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Transcript for Tropical Storm Isaac: Hurricane Warnings in South
Joining us now is the director of the national hurricane center is dr. Rick knabb. The rnc has been delay t a day. What concerns you most right now? What areas of the gulf concern you the most? The northern gulf coast. That's the zone in which people need to take today to prepare and listen very closely to what their cloakle emergency managemmanage ment officials with telling them. A tropical storm we're f forecasting to become a hurricane approaches. The center of circulation will come ashore sometime tuesday, tuesday fight. Today is preparation day. I'm glad you mentioned they go downhill right before. It's now forecasted to be a category 1. Over the weekend, we saw it as high as 3. A lot of people remember katrina, almost seven years ago. It built strength before it made landfall. Is that always a concern? Certainly. Yesterday, the forecast was a category 2 at landfall. This morning, it's for category 1. Isaac has not cooperated with us exactly. In following what we think the intensity is going to be, two, and three days out. I want to urge folks, first of all, not to concentrate preparations on the current intensity. Concentrate on the fact that we're forecasting a hurricane. We urge people to be ready for one a number stronger than we forecast. Dr. Knabb, thank you very much.

This transcript has been automatically generated and may not be 100% accurate.

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