Flooding and landslides from Hurricane Melissa have killed at least 25 people in Haiti as the storm continues to churn across Cuba after devastating Jamaica, officials said Wednesday.

Hurricane Melissa intensified to Category 5 strength Monday as it neared Jamaica with up to 30 inches (76 centimetres) of rain and a life-threatening storm surge.

Hurricane Melissa has strengthened into a Category 5 storm, according to the National Hurricane Center.