Lac Forbes
46.5043° N, 74.1946° W
Lac Forbes, Quebec. 46.5043° N, 74.1946° W
Maximum depth 27.9 m (2018 survey). Scale bar on the map.
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/qc/lac-forbes-near-saint-donat-de-montcalm/, 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.
- Géobase des bathymétries de lac du Québec (GBLQ), Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs. Licensed under CC BY 4.0. Source: Ministère de l’Environnement, de la Lutte contre les changements climatiques, de la Faune et des Parcs (MELCCFP), Données Québec.
- 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).
Lac Forbes is 27.9 m deep at its deepest point. It covers 8.7 km² and lies 23 km north of Saint-Donat-de-Montcalm, Quebec.
- Maximum depth
- 27.9 msurveyed 2018
- Area
- 8.7 km²
- Shoreline
- 31.6 km
- Elevation
- 414 m
Today on the water
5.1 °C
Observed at Saint-Michel-des-Saints, as of 3:00 a.m. EDT
| Time | 5 a.m. | 8 a.m. | 11 a.m. | 2 p.m. | 5 p.m. | 8 p.m. | 11 p.m. | 2 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 10 | W 10 | W 10 | W 20 | W 20 | W 15 | W 10 | W 10 |
| Temp. °C | 5 | 5 | 7 | 9 | 7 | 4 | 4 | 2 |
| Precip. % | 60 | 30 | 30 | 30 | 30 | 0 | 0 | 0 |
Tonight: Mainly cloudy with 60 percent chance of showers. Wind west 20 km/h becoming light this evening. Low plus 5.
Weather: Saint-Michel-des-Saints (local forecast), as of 4:05 a.m. EDT
Sun and moon
- Civil dawn
- 6:35 a.m.
- Sunrise
- 7:06 a.m.
- Sunset
- 6:21 p.m.
- Civil dusk
- 6:51 p.m.
- Moonrise
- 5:56 a.m.
- Moonset
- 5:39 p.m.
- Moon
- Waning crescent, 1% lit
Follow this lake by email: a weekly summary of conditions.
Depth
The government depth survey from 2018 records a maximum depth of 27.9 m, drawn from 100 depth contours.
Not for navigation. Depths are from government surveys and may be outdated.
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.