. >> "today in the bay"'s ginger conejero saab is live in san francisco, and later today, ginger, that is going to be crowded around fisherman's wharf and the area surrounding that. >> reporter: that's right, kris and marcus. people coming out to celebrate the fourth of july, possibly at the pier, at the wharf, or if you have a rooftop you might get a great view of san francisco, maybe some fireworks. you might not if the fog doesn't let you. san francisco is home to one of the most spectacular fireworks shows in the region. crews were putting it together yesterday, assembling pieces on four large barges, and there were more than 10,000 pounds of fireworks materials. some of that will be used tonight in san francisco, other fireworks were used last night in richmond. tonight's sausalito and redwood city displays will also make use of fireworks materials. pat dyas oversees the production of the show and he says spectators are in for a real treat, fog or no fog. >> we try to put on beautiful, safe displays for people so they can satisfy that need for fireworks, celebrate our independence day like everyone wants to do, and keep their f