Jongsong Peak · 7,462 m · 6.6 km SW

Lake · Sikkim

South Lhonak Lake

5,195 m17,044 ft

Area: 1.56 km²
Max depth: 79 m
Tonight: -14°CClear · Wind 15 km/h SW

South Lhonak Lake is a lake at 5,195 m above sea level in Sikkim, India, 1.56 km² in area and 2.7 km long.

All facts

Surface elevation: 5,195 m
Length: 2.7 km
Shoreline: 6.3 km

Open the 3D view

Lake

South Lhonak Lake in numbers

Shoreline from OpenStreetMap.

Shoreline: 6.3 km≈1½ h to walk around

3D map

South Lhonak Lake 3D map

Drag to orbit · click, then scroll to zoom (or Ctrl/⌘ + scroll) · One finger scrolls the page · two fingers orbit and zoom · 4.7 × 4.7 km

Surface

Vertical scale

Topographic map

South Lhonak Lake terrain and contours

50 m contours from the Copernicus GLO-30 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 centre

South Lhonak Lake elevation profile

West → east through the centre

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

Weather

South Lhonak Lake weather

Today · Fair · -14 / -5°C (7 / 23°F) · Wind 15 km/h SW

South Lhonak Lake forecast for about 5,195 m.

Today-14°-5°–15 km/h SW
Sun-16°-5°–14 km/h SW
Mon-16°-4°–13 km/h S
Tue-17°-5°–9 km/h S
Wed-17°-3°0.1 mm8 km/h W
Thu-8°-2°20.3 mm5 km/h S
Fri-3°-2°92.5 mm12 km/h S
Sat-9°-2°3.8 mm9 km/h SW
Sun-11°-3°–7 km/h SW
Mon-13°-4°–8 km/h W

Forecast data: MET Norway, CC BY 4.0; daily low and high, precipitation total and strongest wind from the hourly data, model run Oct 23, 23:19 UTC.

Slope

Share of the 4.7 × 4.7 km view by steepness, from the 30 m model.

Mostly gentle: 51% of the view is under 15°.

Gentle, 0–15°

51.3%

Moderate, 15–30°

29.6%

Steep, 30–45°

15.7%

Cliffs, 45° and over

3.4%

Steeper than 30°: 19.1% of the 22 km² view
Relief in view: 1,149 m low point 5,115 m

Land cover

ESA WorldCover 10 m classification of the same area.

Bare rock / sparse 45.7%Snow & ice 29.8%Moss & lichen 16.9%Water 7.1%

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

Where it sits

Where South Lhonak Lake sits

Nearby

Nearby places

More 1

Rathong Glacier4,700 m39 km SSW

Downloads

South Lhonak Lake 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

JPGSouth Lhonak Lake satellite image (JPEG)Sentinel-2 true-colour image of the same area, taken 2026-01-16.

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/south-lhonak-lake" width="100%" height="480" style="border:0" loading="lazy" allowfullscreen title="3D terrain of South Lhonak Lake"></iframe>
<p><a href="https://topolu.com/south-lhonak-lake" rel="nofollow">Topolu</a></p>

Free to use with credit: see the data sources

Sources

Data sources

Terrain: Produced using 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.
Imagery: Contains modified Copernicus Sentinel data 2026 (scene 2026-01-16)
Land cover: © ESA WorldCover project 2021 / Contains modified Copernicus Sentinel data (2021) processed by ESA WorldCover consortium
Facts: Wikidata (CC0)
Wildlife: iNaturalist community observations, counts only
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 MET Norway (CC BY 4.0)
Sources: Wikidata · Wikipedia