|The glacier-fed Hoh River flows west into the Pacific|
Says the Park Service website, "one criteria [sic] for the determination of a temperate rain forest is that the amount of moss and other epiphytes exceeds the weight of all the foliage (leaves and needles) per acre by at least two times."
|Bigleaf maple trees covered in moss, Hoh rain forest|
You don't often get a sunny day in the rain forest. Nearby Forks ("We brake for vampires") averages 212 days annually of measurable precipitation — about 107 inches (2.7 meters or 15.3 hands). The Hoh forest itself averages 140 to 170 inches (12 to 14 feet).