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South 40

Green Boreal, CA

Steepest pitch18°
Vertical197 ft
Length1,351 ft
Average pitch8°
FacesNW
Top7,370 ft

South 40 drops 197 vertical feet over 1,351 feet of skiing, with a steepest pitch of 18° about 30 feet below the top. That's steeper than 78% of the 3,109 green runs we've measured in North America, and the 51st steepest of 71 named runs at Boreal. It faces northwest.

How well South 40 holds snow

Snow preservationAverage

Facing northwest at an average 8°, South 40 gets about 88% of the winter sun that flat ground at Boreal does, December through March. That's sunnier than 58% of the runs we've measured, and the 43rd sunniest named run at Boreal. Its top sits at 7,370 feet.

It gets an ordinary dose of sun: powder lasts a typical amount of time, and spring snow softens on a normal schedule. Shading from ridges and trees isn't counted yet.

South 40 profile

under 25°25–35°35–45°45°+ Hover to follow the line on the map.

Where it is on the mountain

Runs like South 40 elsewhere

Nearby at Boreal

Measured by ZRankings from 1-meter USGS lidar. Steepest pitch is the steepest stretch of about 50 vertical feet along the skiable line. Run lines come from OpenStreetMap and can sit a little off the skied path.