u.s. virgin islands and puerto rico later tonight. >> the effects will be larger than any of us really anticipated. >> look at the size and scope of this storm system, 420 miles in diameter. the tropical force winds extend out in diameter 300 miles. now along the florida peninsula, it's only 140 miles across. >> it will have more storm surge than andrew and sure looks like it will barrel down. >> a mandatory evacuation is under way for tourists and residents in the keys this morning. >> this is not getting smaller. it's getting bigger. >> prepare now. >> stock up on emergency supplies. >> how worried are you about the storm? >> extremely worried. on a scale of 1 to 10. probably 13. >> one family narrowly missed harvey in houston and came here for vacation and now stranded. >> with fema set to run out of disaster relief money by the end of the week, the house of representatives is scheduled to vote on the hurricane harvey and aid package later today. >> the backlash is building over