over 180 mph unpredictable IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... Category 5 IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... Hurricane Irma makes first landfall in Caribbean islands LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... USAToday LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... over 180 mph IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... most powerful hurricane over 180 mph IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... over 180 mph IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... over 180 mph LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... made vulnerable by Irma's powerful winds LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... 185 mph made vulnerable by Irma's powerful winds IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... LANDFALL IN CARIBBEAN ISLANDS... over 180 mph USA Today IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... Irma LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... Irma IRMA MAKES FIRST LANDFALL IN CARIBBEAN ISLANDS... over 180 mph