Cabernet Sauvignon is still ripening. Mount Veeder — Lorenzo Dalla Brea, Hess Collection — “The warm days experienced last week certainly did the trick of speeding up ripening. Now we are seeing al. Tourism Continues to Boost Napa Valley’s Economy. Visitors to Napa Valley spent a record $1.27 billion in the county in 2015, which represents an 8.9 percent increase over 2014 and the highest percentage gain of all of…