Lake · Quebec

Lake Mistassini

374 m1,227 ft

Area: 2,098 km²
Max depth: 180 m
Tonight: 4°CClear · Wind 23 km/h SW

Lake Mistassini is a lake at 374 m above sea level in Quebec, Canada, 2,098 km² in area and 157.2 km long.

All facts

Surface elevation: 374 m
Length: 157.2 km
Shoreline: 2,539.3 km

Open the 3D view

Lake

Lake Mistassini in numbers

Shoreline from OpenStreetMap.

Shoreline: 2,539.3 km

3D map

Lake Mistassini 3D map

Drag to orbit · click, then scroll to zoom (or Ctrl/⌘ + scroll) · One finger scrolls the page · two fingers orbit and zoom · 20 × 20 km

Surface

Vertical scale

Topographic map

Lake Mistassini terrain and contours

5 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 25 mShowing west → east through the centre

Lake Mistassini 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

Lake Mistassini weather

Tonight · Clear · 4°C (39°F) · Wind 23 km/h SW

Lake Mistassini forecast for about 374 m.

Tonight4°–23 km/h SW
Sat4°11°–36 km/h SW
Sun3°9°2.2 mm39 km/h SW
Mon-1°3°2.9 mm38 km/h NW
Tue-2°1°1.1 mm23 km/h NW
Wed-2°3°0.1 mm13 km/h W
Thu3°4°5.2 mm19 km/h S
Fri2°3°0.2 mm26 km/h NW
Sat0°3°4.8 mm18 km/h S
Sun7°11°10.2 mm21 km/h SW

Forecast data: MET Norway, CC BY 4.0; daily low and high, precipitation total and strongest wind from the hourly data, model run Oct 24, 01:17 UTC.

Slope

Share of the 20 × 20 km view by steepness, from the 30 m model.

Mostly gentle: 100% of the view is under 15°.

Gentle, 0–15°

99.8%

Moderate, 15–30°

0.2%

Steep, 30–45°

0.0%

Cliffs, 45° and over

0.0%

Steeper than 30°: 0.0% of the 400 km² view
Relief in view: 65 m low point 372 m

Land cover

ESA WorldCover 10 m classification of the same area.

Water 64.2%Trees 20.3%Grassland 14.9%

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

Where it sits

Where Lake Mistassini sits

Nearby

Nearby places

Lake St. John96 m296 km SSE

Downloads

Lake Mistassini 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

JPGLake Mistassini satellite image (JPEG)Sentinel-2 true-colour image of the same area, taken 2026-09-24.

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/lake-mistassini" width="100%" height="480" style="border:0" loading="lazy" allowfullscreen title="3D terrain of Lake Mistassini"></iframe>
<p><a href="https://topolu.com/lake-mistassini" 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 2026-09-24)
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
Forecast: Weather forecast from MET Norway (CC BY 4.0)
Sources: Wikidata · GeoNames · Wikipedia