Mar Lake
49.7256° N, 87.2264° W
Mar Lake, Ontario. 49.7256° N, 87.2264° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/mar-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.
- 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).
Mar Lake covers 0.68 km², Ontario. It lies 5.8 km southeast of Greenstone.
- Area
- 0.68 km²
- Shoreline
- 4.8 km
- Elevation
- 343 m
Today on the water
2.7 °C
Observed at Greenstone (Geraldton), as of 7:00 a.m. EDT
| Time | 8 a.m. | 11 a.m. | 2 p.m. | 5 p.m. | 8 p.m. | 11 p.m. | 2 a.m. | 5 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | var. 5 | W 20 | W 20 | SW 10 | SE 10 | SE 10 | SE 10 | SE 20 |
| Gusts km/h | 40 | 40 | 40 | |||||
| Temp. °C | 2 | 4 | 10 | 10 | 5 | 2 | 4 | 6 |
| Precip. % | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 30 |
Today: A mix of sun and cloud. 30 percent chance of showers early this morning. Wind becoming west 20 km/h gusting to 40 late this morning. High 10. UV index 2 or low.
Weather: Greenstone (Geraldton) (local forecast), as of 7:02 a.m. EDT
Sun and moon
- Civil dawn
- 7:29 a.m.
- Sunrise
- 8:01 a.m.
- Sunset
- 7:10 p.m.
- Civil dusk
- 7:42 p.m.
- Moonrise
- 6:53 a.m.
- Moonset
- 6:28 p.m.
- Moon
- Waning crescent, 1% lit