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Lac à McHorne

45.3028° N, 74.1706° W

Lac à McHorne, Quebec. 45.3028° N, 74.1706° W

Not for navigation. Depths are from government surveys and may be outdated.

borealbound.ca/lakes/qc/lac-a-mchorne/, compiled October 9, 2026

  • Canadian Geographical Names Database, Natural Resources Canada. Contains information licensed under the Open Government Licence – Canada.
  • HydroLAKES v1.0, Messager et al. 2016 / WWF HydroSHEDS. Licensed under CC BY 4.0.
  • Census boundaries and population, 2021, Statistics Canada. Adapted from Statistics Canada. This does not constitute an endorsement by Statistics Canada.
  • City page weather forecasts and alerts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
  • Air Quality Health Index observations and forecasts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).

Lac à McHorne covers 13.8 km², Quebec. It lies 4.6 km northwest of Salaberry-de-Valleyfield.

Area
13.8 km²
Shoreline
29.3 km
Elevation
37 m

Today on the water

9.7 °C

Wind SW 13 km/h

Observed at Salaberry-de-Valleyfield, as of 12:00 a.m. EDT

Wind from the southwest: the southwest shore is the sheltered side.

Time4 a.m.7 a.m.10 a.m.1 p.m.4 p.m.7 p.m.10 p.m.
Wind km/hW 15W 15W 20W 20W 20W 20W 10
Gusts km/h404040
Temp. °C99111413117
Precip. %40004040400

Tonight: Partly cloudy with 40 percent chance of showers. Wind west 20 km/h gusting to 40 becoming light this evening. Low 8.

Weather: Salaberry-de-Valleyfield (local forecast), as of 12:02 a.m. EDT

Sun and moon

Civil dawn
6:35 a.m.
Sunrise
7:05 a.m.
Sunset
6:22 p.m.
Civil dusk
6:51 p.m.
Moonrise
5:56 a.m.
Moonset
5:40 p.m.
Moon
Waning crescent, 1% lit