Fourth of July weekend is almost here, and many of us are pulling out the grills and the barbecue sauce. But across the state, fire crews are bracing for a very different kind of heat. California's weather has become more unpredictable, drier in some places, and potentially wetter in others, and that's due to the El Nino weather pattern. Here to talk with us about what we can expect as summer swings into full gear is our wildfire watcher, KQED's climate reporter Danielle Venton.