Wind, weather add fuel to weeks-old Northern California wildfires sparked by lightning Aug31 by Joseph Saraceno The U.S. Forest Service says a pair of wildfires sparked by lightning nearly three weeks ago continues to grow while threatening as many as 250 homes in far Northern California. MORE Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) Related