3 Reasons Why Mammoth Mountain, CA, is the Spring Skiing Capital of the U.S. I only need three words to tell you why Californiaโs Mammoth Mountain is the Spring Skiing Capital of the U.S.: snowfall, access, deals. Snowfall At the time of this writing, Mammoth Mountain has the most snowfall out of any ski area in the Northern Hemisphere. Thatโs 538โณ to date, or approximately 45 feet of snow. This winter has been one of abundance for Mammoth Mountain, [โฆ] Featured Article Martin Kuprianowicz | March 2, 2023 1 Comment