Facility · Wyoming ·
Managed by the USDA Forest Service
Teton National Forest (NF) · Open Access
Shadow Mountain road network- the following designated FS roads are open for motorized use between May 1 through November 31 annually. These roads are lightly maintained gravel and dirt roads which during wet conditions that can be difficult to travel on (caution advised). 30340, 30340B, 30340C, 30340D, 30344, 30350 (exception June 1 - Nov 30), 30352
North Shadow Mountain OHV Trail System-
This area offers over 11 miles open to Off-Highway Vehicles (OHV) less than or equal to 50 inches width between June 1st through November 30th. This area is characterized by heavily timbered routes interspersed with small meadows and narrow gorges, as well as high ridgelines with spectacular views of the Gros Ventre Mountains and the Teton Range in nearby Grand Teton National Park. This trail system can be accessed by two trailheads along the north side of Shadow Mountain off of the Shadow Mountain Road- Rd #30340. Riders with a valid drivers license can access an additional 8 miles of roads open to all vehicles in the Shadow Mountain Area. (Caution: Unlicensed OHV's are not allowed on roads in Grand Teton National Park.)
Upper North Shadow Mountain Trailhead- Located 25 miles northeast of the town of Jackson, Wyoming along the Gros Ventre Road (Rd#34100)
Lower North Shadow Mountain Trailhead- Located 24 miles northeast of the town of Jackson, Wyoming along the Gros Ventre Road (Rd#34100). Note: Accesses OHV trail system via 1 mile of Shadow Mountain Road (Rd #30340) and best for parking large trailers.
Ditch Cr Road Area- Roads #30350 and #30352 can be ridden by licensed OHV riders between the dates of June 1st and November 30th. No motorized trails are located in the Ditch Cr Area. (Caution: OHV's are not allowed on the western part of the Ditch Cr Road--#30350 which begins within Grand Teton National Park.
43.69300, -110.60100 · 43°41'34.8"N 110°36'3.6"W
Typically 79°F in Jul, down to 24°F in Jan.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 24 | 28 | 38 | 47 | 60 | 69 | 79 | 78 | 68 | 53 | 36 | 25 |
| Low °F | 2 | 7 | 15 | 24 | 32 | 37 | 43 | 41 | 35 | 25 | 15 | 3 |
| Precip in | 3.3 | 2.3 | 2.2 | 2.2 | 2.0 | 1.8 | 0.8 | 1.0 | 1.3 | 1.8 | 2.3 | 3.2 |
1991–2020 averages from the nearest NOAA station, 6 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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