Idaho · Trail SNO-421

Whitewater Snow

Whitewater Snow Trail is a 16.8-mile snow trail in Nez Perce-Clearwater National Forest, Idaho. The forest has not published allowed uses for it.

Trail conditions, closures and hazards are not tracked here. The Nez Perce-Clearwater National Forest official page carries current alerts and closure orders.

Map

One end Other endLine simplified to about 100 metres. Basemap from the USGS National Map.

One end45.6542° N, 115.3443° W · Directions ↗
Other end45.5322° N, 115.3009° W · Directions ↗

The ends are the two ends of the longest connected chain of segments. The record does not say which is the usual start.

The trail

Length16.8 miles
Typesnow trail
AccessibilityNot evaluated
Trail numbersSNO-421
ForestNez Perce-Clearwater National Forest (unit 0117)
StatesIdaho
Detail publishedcenterline only

Values are the set across all segments. Class 1 is minimally developed and class 5 is fully developed. Grade and width are the forest's typical values, not measured extremes.

Weather by month

NOAA climate normals →
Weather by month near Whitewater Snow Trail20°30°40°50°60°70°80°January: 1.94 inches of precipitation, 15.4 inches of snowFebruary: 1.45 inches of precipitation, 7.0 inches of snowMarch: 1.99 inches of precipitation, 1.9 inches of snowApril: 2.12 inches of precipitation, 0.1 inches of snowMay: 2.29 inches of precipitation, 0.0 inches of snowJune: 2.60 inches of precipitation, 0.0 inches of snowJuly: 0.99 inches of precipitation, 0.0 inches of snowAugust: 0.80 inches of precipitation, 0.0 inches of snowSeptember: 1.36 inches of precipitation, 0.0 inches of snowOctober: 1.91 inches of precipitation, 0.0 inches of snowNovember: 2.35 inches of precipitation, 4.6 inches of snowDecember: 2.08 inches of precipitation, 15.6 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 28.7°F averageFebruary: 33.7°F averageMarch: 41.6°F averageApril: 48.6°F averageMay: 57.1°F averageJune: 63.8°F averageJuly: 72.5°F averageAugust: 71.6°F averageSeptember: 62.7°F averageOctober: 48.9°F averageNovember: 36.5°F averageDecember: 28.7°F average0 in5 in10 in15 in20 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Yellowpine Bar, 4 miles from the trail midpoint at 2,480 feet, station USC00109963 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 22 inches a year. The dotted line is average snowfall, about 45 inches a year on the same inches scale. The station sits about 2,800 feet lower than the trail midpoint, so temperatures on the ground run cooler.

Trailheads

The Forest Service recreation layer records no trailhead within a third of a mile of this trail's line. Many trails start from a road pullout or another trail with no trailhead record. The forest's recreation pages list the trailheads it does publish.

Trails nearby

Camping nearby

Campsite Atlas cards carry site counts and booking links from Recreation.gov. Forest Service cards come from the recreation layer and link the agency page.

Fire nearby

  • Prescribed
    Rx Doc Denny - Srrd

    35 mi from the trail midpoint · 20 acres

Distance is to the reported incident point, not the fire edge. Closure orders are on the forest's official page.

Limited data for this unit

Nez Perce-Clearwater National Forest publishes this trail as a centerline only, with no class, surface or allowed uses. What is here is the name, the length and the line. The forest office has the rest.

Checked every Sunday. Sections appear on the first run after the forest publishes more.

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Titles come from Open Library's catalog, matched by subject heading or by title.

Reference

Questions people ask

How long is the Whitewater Snow Trail?

The Forest Service records 16.8 miles under this name in Nez Perce-Clearwater National Forest, the sum of 1 segment.

Source: Forest Service trail layer

What is allowed on the Whitewater Snow Trail?

Nez Perce-Clearwater National Forest has not published allowed uses for this trail. The forest office can say what is open.

Source: Nez Perce-Clearwater National Forest official page

Where does the Whitewater Snow Trail start?

The line begins at 45.6542° N, 115.3443° W and ends at 45.5322° N, 115.3009° W. No Forest Service trailhead is recorded within a third of a mile of it. The record does not say which end is the usual start.

Source: Forest Service trail layer

Is the Whitewater Snow Trail in a wilderness area?

No. The trail line does not cross any polygon in the National Wilderness Preservation System layer.

Source: Wilderness Connect

Where can I camp near the Whitewater Snow Trail?

Mallard Creek Campground (under 0.1 mi) and Trapper Creek Camp Area (1.4 mi) are within five miles of the trail. The camping section lists all 2 with site counts and booking links.

Source: Campsite Atlas

Who manages the Whitewater Snow Trail?

Nez Perce-Clearwater National Forest, Forest Service unit 0117. The trail is in Idaho.

Source: Nez Perce-Clearwater National Forest official page

Is there a fire near the Whitewater Snow Trail?

The interagency feed shows 1 active incident within 50 miles of the trail midpoint as of 2026-11-01, the nearest Rx Doc Denny - Srrd at 35 miles. Check the forest's closure orders before you go.

Source: Fire nearby

Source

This page is built from 1 segment named Whitewater Snow in the Forest Service TrailNFS_Publish layer, administrative unit 0117. Wilderness overlap is tested against the National Wilderness Preservation System layer from Wilderness Connect. Trailheads and Forest Service campgrounds come from the Forest Service Recreation Opportunities layer. Data refreshed November 1, 2026. The methodology page explains how segments become trails.