Upper Rainbow Falls is a waterfall on Rainbow Creek in Whatcom County, Washington, in the North Cascades region. It lies about 22.6 miles southeast of Peaceful Valley and roughly 35.6 miles east of Bellingham as the crow flies.
Its height has not been recorded in the source data.
The North Cascades are a wilderness of jagged peaks, glaciers and deep, forested valleys of western hemlock, silver fir and Douglas fir, with some of the heaviest snowfall in the country. Meltwater from glaciers and snowfields pours down thousands of feet of cliffs in countless cascades and horsetail falls. Rainbow Creek carries 5 recorded waterfalls along its course.
Whatcom County holds 348 recorded waterfalls, and several are close by. Rainbow Falls, a 146-foot tiered plunge waterfall, is about 1.7 miles away. Swift Creek Falls, is about 1.8 miles away. Chokwil Falls, is about 1.8 miles away.
Upper Rainbow Falls is located at 48.7864° N, 121.7064° W. The listing is based on the World Waterfall Database, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The creek name is confirmed against the federal Geographic Names Information System. The exact position has not yet been verified on aerial imagery, so treat the map pin as approximate. Details on trails, parking and access have not been documented for this waterfall yet.