Also on the map ofSierra Nevada ‹ American Cordillera Yosemite National Park

Mount Ritter · 4,010 m · 8.5 km SE

Mountain · Cathedral Range · California

Mount Lyell

3,997 m13,114 ft

Prominence: 594 m1,948 ft
Isolation: 8.5 km
Tonight: 18°FPartly cloudy · Wind 10–25 mph NE

Mount Lyell is a 3,997 m (13,114 ft) mountain in the Cathedral Range, California, United States.

All facts

Elevation: 3,997 m · 13,114 ft
Nearest higher peak: Mount Ritter (4,010 m)
Range: Cathedral Range
Region: California, United States
Protected area: Yosemite National Park
Spanish name: Monte Lyell
Coordinates: 37.7394° N, 119.2715° W

Open the 3D view

3D map

Mount Lyell 3D map

Drag to orbit · click, then scroll to zoom (or Ctrl/⌘ + scroll) · One finger scrolls the page · two fingers orbit and zoom · 6.4 × 6.4 km

Surface

Vertical scale

Topographic map

Mount Lyell terrain and contours

50 m contours from the USGS 3DEP 10 m terrain model. Click two points on the map to draw your own cross-section.Tap two points on the map to draw your own cross-section.

Index contours every 250 mShowing west → east through the summit

Mount Lyell elevation profile

West → east through the summit

Hover the profile to read elevation and distance.Tap or drag along the profile to read elevation and distance.

Weather

Mount Lyell weather

Today · Fair · 18 / 26°F (-8 / -3°C) · 7% chance of precipitation · Wind 10 mph NE

Mount Lyell forecast for the summit, about 3,526 m.

Today18°26°7%10 mph NE
Sat22°34°–0–20 mph NE
Sun24°38°–5 mph WSW
Mon22°35°1%10–15 mph SW
Tue24°36°2%0–15 mph SW
Wed24°36°5%0–5 mph SW
Thu23°33°12%0–10 mph SSW

Forecast data: NOAA National Weather Service, public domain, model run Oct 24, 00:56 UTC.

Camping & parking

Camping & parking near Mount Lyell

Campsites, parking, trailheads and mountain huts mapped in OpenStreetMap around Mount Lyell, nearest first, by straight-line distance. Check access, fees and permits locally.

Nearest campsite
Doc Moyle's Camp
5.0 km SW
Directions Map

All mapped places 1

Place	Distance
Doc Moyle's CampCampsite	5.0 km SW

Slope

Share of the 6.4 × 6.4 km view by steepness, from the 10 m model.

Mixed terrain: gentle slopes, steep faces and everything between.

Gentle, 0–15°

27.7%

Moderate, 15–30°

39.2%

Steep, 30–45°

25.3%

Cliffs, 45° and over

7.8%

Steeper than 30°: 33.1% of the 41 km² view
Relief in view: 1,142 m low point 2,851 m

Land cover

ESA WorldCover 10 m classification of the same area.

Bare rock / sparse 80.9%Grassland 7.4%Water 5.4%Moss & lichen 3.7%Snow & ice 1.9%Trees 0.7%

Snow & ice means glaciers and year-round snow (a yearly average), not today’s snow cover.

Nearby summits

Named peaks within 3.2 km, measured from the Mount Lyell summit.

Summit list 3

1Mount Maclure3,933 m 0.9 km WNW
2Rodgers Peak3,956 m 2.0 km SE
3Simmons Peak3,804 m 3.1 km NW

Wildlife

Wildlife seen nearby

Sightings of the most-seen species on iNaturalist (research grade) within 3.2 km; 137 species recorded in all.

Sightings per species 6

Yellow-bellied Marmot15
Frosted Buckwheat15
Western moss-heather13
Whitebark Pine10
White-tailed Ptarmigan9
Mountain Jewelflower8

Where it sits

Where Mount Lyell sits

Nearby

Nearby places

More 1

Tenaya Lake2,484 m19 km WNW

Mount Lyell downloads: topographic map, heightmap, STL 3D model and DEM

Free files made in your browser from this page's terrain data. No sign-up; credit the sources below.

Print & wall

JPGMount Lyell satellite image (JPEG)Sentinel-2 true-colour image of the same area, taken 2026-08-30.

3D printing & 3D apps

GIS & GPS

</>Embed this mapPaste this into your site to show the interactive 3D terrain, with a credit link back here.

<iframe src="https://topolu.com/embed/mount-lyell-california" width="100%" height="480" style="border:0" loading="lazy" allowfullscreen title="3D terrain of Mount Lyell"></iframe>
<p><a href="https://topolu.com/mount-lyell-california" rel="nofollow">Topolu</a></p>

Free to use with credit: see the data sources

Accuracy

How accurate is this?

within 10 m This 3D map reads 3,993 m at the summit; the official height is 3,997 m.

A 10 m terrain model averages each cell, so a few metres either way is normal. The 90 m model misses by 53 m.

Source	Summit	Difference
Official height (Wikidata)	3,997 m	—
USGS 3DEP lidar	3,996 m	-1 m
USGS 3DEP 10 m (used on this page)	3,993 m	-4 m
Copernicus GLO-30	3,954 m	-43 m
Copernicus GLO-90	3,944 m	-53 m

Data sources

Terrain: U.S. Geological Survey, 3D Elevation Program (public domain)
Imagery: Contains modified Copernicus Sentinel data 2026 (scene 2026-08-30)
Land cover: © ESA WorldCover project 2021 / Contains modified Copernicus Sentinel data (2021) processed by ESA WorldCover consortium
Facts: Wikidata (CC0)
Protected area: USGS Gap Analysis Project, PAD-US (public domain)
Wildlife: iNaturalist community observations, counts only
Accuracy comparison: Includes Copernicus WorldDEM-30 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. The European Union, ESA, DLR and Airbus incur no liability for any use of this data and do not endorse this service.
Accuracy comparison, Panorama: Includes Copernicus WorldDEM-90 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. The European Union, ESA, DLR and Airbus incur no liability for any use of this data and do not endorse this service.
Forecast: Weather forecast from NOAA National Weather Service (public domain)
Sources: Wikidata · OpenStreetMap · GeoNames · Wikipedia

Mount Lyell

West → east through the summit

Nearest campsite

Data sources