Cassidy Lake
45.0962° N, 79.7179° W
Depth contours from the 1975 government survey. Not for navigation.
Download the depth map (SVG)Cassidy Lake, Ontario. 45.0962° N, 79.7179° W
Maximum depth 6.1 m (1975 survey). Scale bar on the map.
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/cassidy-lake/, 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.
- Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Bathymetry lines and survey index, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- 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).
Cassidy Lake is 6.1 m deep at its deepest point, shallower than 86% of the 2,688 surveyed lakes in Ontario. It covers 1.07 km² and lies 2.4 km southeast of Foot's Bay.
- Maximum depth
- 6.1 msurveyed 1975
- shallower than 86% of the 2,688 surveyed lakes in Ontario
- Area
- 1.07 km²
- larger than 69% of the 18,731 lakes in Ontario
- Shoreline
- 20.6 km
- longer than 88% of the 18,731 lakes in Ontario
- Elevation
- 231 m
Today on the water
12.2 °C
Observed at Port Carling, as of 11:00 a.m. EDT
choppy Estimated waves, next 12 hours: up to 0.2 m. Around 12 p.m., wind from the northwest: the northwest shore is sheltered, waves build toward the southeast shore.
| Time | 12 p.m. | 3 p.m. | 6 p.m. | 9 p.m. | 12 a.m. | 3 a.m. | 6 a.m. | 9 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | NW 30 | NW 30 | NW 15 | var. 5 | var. 5 | var. 5 | SE 15 | SE 15 |
| Gusts km/h | 50 | 50 | ||||||
| Waves (est.) m | 0.2 | 0.2 | 0.1 | 0.1 | ||||
| Temp. °C | 10 | 13 | 12 | 8 | 5 | 4 | 4 | 8 |
| Precip. % | 40 | 20 | 20 | 0 | 0 | 0 | 0 | 0 |
Today: A mix of sun and cloud with 40 percent chance of showers early this afternoon and risk of a thunderstorm. Clearing this afternoon. Wind northwest 30 km/h gusting to 50. High 14. UV index 4 or moderate.
Weather: Port Carling (local forecast), as of 11:02 a.m. EDT
Sun and moon
- Civil dawn
- 6:57 a.m.
- Sunrise
- 7:27 a.m.
- Sunset
- 6:44 p.m.
- Civil dusk
- 7:13 p.m.
- Moonrise
- 6:19 a.m.
- Moonset
- 6:02 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
1 low risk
Parry Sound, as of 10:00 a.m. EDT
Depth
The government depth survey from 1975 records a maximum depth of 6.1 m, drawn from 3 depth contours.
- Download the depth map (SVG)Printing this page gives the map on one sheet, with scale and sources.
Not for navigation. Depths are from government surveys and may be outdated.