Facility · California ·
Managed by the USDA Forest Service
San Bernardino National Forest (NF) · Open Access
15.2 mile road open to OHV vehicles that runs from the Cleghorn off-ramp on Interstate 15 in Cajon Pass over Cleghorn ridge to State Highway 138 at Lake Silverwood. Excellent desert and mountain views along the route. This route is rated Green Circle "easiest"
Note: Non- street legal vehicles cannot continue beyond either end of this route.
34.29973, -117.45624 · 34°17'59.0"N 117°27'22.5"W
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | — | — | — | — | — | — | — | — | — | — | — | — |
| Low °F | — | — | — | — | — | — | — | — | — | — | — | — |
| Precip in | 2.4 | 2.5 | 1.4 | 0.8 | 0.2 | 0.1 | 0.2 | 0.1 | 0.2 | 0.6 | 0.6 | 2.0 |
1991–2020 averages from the nearest NOAA station, 8.3 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
Recreation.gov last updated this record on 2026-02-25.
Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.
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