The National Weather Service was criticized for not employing its higher-resolution forecast models the way that its European counterpart did.A hardware and software upgrade completed at the end of 2013 enabled the weather service to make more accurate predictions, and do so far more in advance than the technology in 2012 had allowed. Trenberth, "The answer to the oft-asked question of whether an event is caused by climate change is that it is the wrong question.In Jamaica, winds left 70% of residents without electricity, blew roofs off buildings, killed one, and caused about 0 million (2012 USD) in damage.Sandy's outer bands brought flooding to Haiti, killing at least 54, causing food shortages, and leaving about 200,000 homeless; the hurricane also caused two deaths in the Dominican Republic.Sandy caused two deaths and damage estimated at 0 million (2012 USD) in The Bahamas.In the United States, Hurricane Sandy affected 24 states, including the entire eastern seaboard from Florida to Maine and west across the Appalachian Mountains to Michigan and Wisconsin, with particularly severe damage in New Jersey and New York.On October 25, Sandy hit Cuba as a Category 3 hurricane, then weakened to a Category 1 hurricane.Early on October 26, Sandy moved through the Bahamas.
On October 24, Sandy became a hurricane, made landfall near Kingston, Jamaica, re-emerged a few hours later into the Caribbean Sea and strengthened into a Category 2 hurricane.
Acting Prime Minister Peter Phillips urged people to take this storm seriously, and also to take care of their neighbors, especially the elderly, children, and disabled.
Government officials shut down schools, government buildings, and the airport in Kingston on the day prior to the arrival of Sandy.
President Barack Obama canceled a campaign stop with former President Bill Clinton in Virginia scheduled for October 29, as well as a trip to Colorado Springs, Colorado, the next day because of the impending storm. By the following day, Smith Island residents were evacuated with the assistance of the Maryland Natural Resources Police, Dorchester County opened two shelters for those in flood prone areas, and Ocean City initiated Phase I of their Emergency Operations Plan.
Officials warned that more than a hundred million tons of dirty sediment mixed with tree limbs and debris floating behind Conowingo Dam could be eventually poured into the Chesapeake Bay, posing a potential environmental threat.
In Puerto Rico, one man was swept away by a swollen river.