welcome john mcknight. >> thank you for having me. >> john mcknight is the director of emergency and disaster services for the salvation army, the golden gate division -- which is a large division. >> 19 counties representing central california from san francisco down to monterey, to the nevada border. a big piece of real estate and a lot of opportunities for service in california. >> a lot of opportunities and a lot of work to do. how did you get into this work? your background is not an emergency disaster services. >> i'm a molecular biologist by training and a nuclear operator with the navy. a wide range of work experiences. this job came about purely by accident and grace. i was with the right place volunteering with the salvation army attempting a radical career change and i succeeded beyond my wildest dreams. >> you started as a volunteer with the salvation army. >> before that i was a gardener. at one of the treatment centers in san francisco. i was playing in the dirt. having a great time. at a point when i was ready to make a transition and find some ring -- a real job -- th

. >> reporter: john mcknight is in charge of the village. he says it showcases what the military and other organizations can do. >> the humanitarian village at fleet week is a demonstration of disaster relief capabilities. >> reporter: more than 10,000 people are expected to visit today. as ays they've increasesecuritl vegas. >> nothing the public will notice, but be assured we're keeping an eye out. >> reporter: visitors will be able to tour the field emergency room. >> this will be the first step, first etchelon of care. >> reporter: it's exciting to show off his work space. >> people are blown away. >> reporter: new this year, a s.t.e.m. center to highlight engineering in the military. >> have to use your noggin to adapt to the situation. >> reporter: see one of the ships behind the golden gate bridge. we're waiting for the official start. we're live streaming the parade of ships and will live stream the air show from noon until 4:00 on both our website and our app. live in san francisco, tiffany wilson, abc 7 news. >> tiffany, thank you.

officials are taking extra precaution reporting in san francisco, camila bernal kron 4 news john mcknight program director, san francisco fleet weekwhat many people in the public don't know is that the military comes in a whole week in advance of this and what we do is we exercise with first responders in sf for preparation for someday when the earthquake hits how are we going to respond together> camilathere's also high security in the area as officials are taking extra precaution reporting in san francisco, camila bernal kron 4 news ( mark ) thanks camila. let's now find out what the weather is looking like for today's festivities with dave. (dave)slightly cooler weather is forecast over the weekend, but temperatures will remain warmer than normal. dry offshore winds will increase on sunday and windy conditions are expected across the north and east bay, as well as locally elsewhere in the san francisco bay area, from sunday evening through midday monday. a gradual cooling trend is forecast from tuesday through friday of next week. ( marty ) and if you want a full list of the schedule o