doing what they can to protect their homes. jon: it's always a struggle, i'll tell you. irene could be a real monster, a potential category four storm by the time it hits the united states. emergency officials are urging folks to take this one very seriously. >> a big storm, even if we don't get a direct hit, trop cat storm force winds are going to be on top of us for an extended period of time, so i expect we'll have infrastructure damage, i expect we'll have a considerable power outage. expect the worst. it could happen. jenna: janice dean is live at the fox weather center with more. 11:00 is when we get updates. j.d., what do we know about this storm? >> reporter: no significant changes in the strength now, jenna, however, i heard jon scott said this could become a category four and it looks like with the new advisory that could indeed could happen in the next 12-24 hours. certainly the satellite presentation of the storm is wonderful in terms of looking at a storm itself, a hurricane, and how strong it