Average annual precipitation is 55 to 90 inches. The frost-free season is ll0 to l40 days. These are the competing Revel soils and the Beausite , Cathcart , Elwell , Montborne , Nati , Rinker , and Teneriffe soils. Beausite, Cathcart, and Nati soils are mesic and Beausite moderately deep to a lithic contact. Elwell and Montborne soils are moderately deep to dense glacial till.
Nati soils are also moderately deep to a paralithic contact with sandstone.
Rinker soils are loamy-skeletal and moderately deep to a lithic contact. Used for timber production, watershed, and wildlife habitat. Vegetation is Douglas-fir, western hemlock, western redcedar, and red alder, with an understory of red huckleberry, longtube twinflower, western swordfern, salal, rusty menziesia, and western brackenfern. The series is of small extent. Whatcom County, l98l.