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Special tank allows scientists to churn up category 5 hurricane force storms 2:07

Special tank allows scientists to churn up category 5 hurricane force storms

Residents of the lower Florida Keys recount when Hurricane Irma came 1:51

Residents of the lower Florida Keys recount when Hurricane Irma came

One week after Irma, Big Pine Key residents return and start to rebuild 2:20

One week after Irma, Big Pine Key residents return and start to rebuild

Southernmost Point monument in Key West is slammed by waves as Hurricane Irma arrives 0:21

Southernmost Point monument in Key West is slammed by waves as Hurricane Irma arrives

Pauline Clearly waits in line for food  in Normandy Isle 0:50

Pauline Clearly waits in line for food in Normandy Isle

Hurricane Andrew: Faces in the aftermath 1:45

Hurricane Andrew: Faces in the aftermath

Reporter recounts his journey through the Florida Keys in the wake of Hurricane Irma 19:20

Reporter recounts his journey through the Florida Keys in the wake of Hurricane Irma

Hurricane Irma leaves Keys trailer park devastated 0:56

Hurricane Irma leaves Keys trailer park devastated

Race is on to record Hurricane Irma's storm surge 2:07

Race is on to record Hurricane Irma's storm surge

Hurricane Irma forecast predictions through Tuesday 2:03

Hurricane Irma forecast predictions through Tuesday

  • Hurricane Irma is now a category 5 storm

    Hurricane Irma has maximum sustained winds of 175 mph, says NOAA. Hurricane warnings are in effect for the Leeward Islands and Irma is also expected to affect Puerto Rico & the British and U.S. Virgin Islands on Wednesday.

Hurricane Irma has maximum sustained winds of 175 mph, says NOAA. Hurricane warnings are in effect for the Leeward Islands and Irma is also expected to affect Puerto Rico & the British and U.S. Virgin Islands on Wednesday. Meta Viers/McClatchy
Hurricane Irma has maximum sustained winds of 175 mph, says NOAA. Hurricane warnings are in effect for the Leeward Islands and Irma is also expected to affect Puerto Rico & the British and U.S. Virgin Islands on Wednesday. Meta Viers/McClatchy

Miami Beach offering free sandbags to residents preparing for Hurricane Irma

September 05, 2017 12:46 PM

UPDATED September 05, 2017 02:46 PM

More Videos

Special tank allows scientists to churn up category 5 hurricane force storms 2:07

Special tank allows scientists to churn up category 5 hurricane force storms

Residents of the lower Florida Keys recount when Hurricane Irma came 1:51

Residents of the lower Florida Keys recount when Hurricane Irma came

One week after Irma, Big Pine Key residents return and start to rebuild 2:20

One week after Irma, Big Pine Key residents return and start to rebuild

Southernmost Point monument in Key West is slammed by waves as Hurricane Irma arrives 0:21

Southernmost Point monument in Key West is slammed by waves as Hurricane Irma arrives

Pauline Clearly waits in line for food  in Normandy Isle 0:50

Pauline Clearly waits in line for food in Normandy Isle

Hurricane Andrew: Faces in the aftermath 1:45

Hurricane Andrew: Faces in the aftermath

Reporter recounts his journey through the Florida Keys in the wake of Hurricane Irma 19:20

Reporter recounts his journey through the Florida Keys in the wake of Hurricane Irma

Hurricane Irma leaves Keys trailer park devastated 0:56

Hurricane Irma leaves Keys trailer park devastated

Race is on to record Hurricane Irma's storm surge 2:07

Race is on to record Hurricane Irma's storm surge

Hurricane Irma forecast predictions through Tuesday 2:03

Hurricane Irma forecast predictions through Tuesday

  • Special tank allows scientists to churn up category 5 hurricane force storms

    Model beach houses take a beating as scientists at the University of Miami Rosenstiel School of Marine & Atmospheric Science crank up a one-of-a-kind hurricane simulation tank at the school. Scientist Ben Kirtman, the Director of the Cooperative Institute of Marine & Atmospheric Studies explains how creating Cat 5 force winds and waves in the giant tank help with making predications and future forecasts that help save lives.