Marine Corps Base Quantico was Code Red on March 5 and Code Blue until noon on Friday due to heavy snowfall that blanketed the region with up to 7 inches of snow in some locations, according to the National Weather Service. - Marine Corps Base Quantico was Code Red on March 5 and Code Blue until noon on Friday due to heavy snowfall that blanketed the region with up to 7 inches of snow in some locations, according to the National Weather Service.