Thunder Mountain Historic

Idaho

Caution todayIdaho
Caution today

Free — you'll pick up right here.

21.6 mi

Distance

3,465 ft

Gain

Conditions: Caution

for hike, today

Agency alerts are in effect for this area; weather is good

2 factors · 2 sources

Newest 53 min ago · oldest 1 h

  • caution: Agency alerts

    18 active alerts in Salmon-Challis National Forest; most severe: Salmon River Corridor (Wild and Scenic Section)

    USFSPosted May 28, 2021 · checked 1 h ago

  • clear: Weather

    Clouds, high 72°F / low 55°F, 0% precip — 98/100 for hike

    OpenWeather53 min ago

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Why you'll love it

Big climb
Out & back

Here's your day, mapped

Thunder Mountain Historic

Suggested plan · check conditions before you go

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Elevation & route

Distance
21.6 mi
Elevation gain
3,465 ft
Highest point
9,068 ft
Lowest point
5,855 ft
More about this trail ↓

Photos

Directions & GPX

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Permits & access

Managing agency
Forest Service
Bikes
Allowed
Horses
Allowed
Surface
Natural

Source for bikes, horses, surface: USDA Forest Service National Forest System Trails (EDW)

About this trail

Thunder Mountain Historic is a 21.63-mile out-and-back trail in Idaho with 3,465 feet of elevation gain. The trail follows an out-and-back route type.

Facts about this trail

The climb

High point
9,068 ft
Length (round trip)
22 mi
Shape
Out and back

Source: Roamze elevation profile and trail geometry (DEM samples along the mapped route)

Where it is

Managed by
Forest Service

Source: USFS EDW boundaries; USGS PAD-US 4.1

Conditions

Active alerts for Salmon-Challis National Forest as of Oct 9, 2026:

Source: USFS forest alerts

Nearby

Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)

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