O'Neil Lake
49.8751° N, 87.5573° W
O'Neil Lake, Ontario. 49.8751° N, 87.5573° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/o-neil-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).
O'Neil Lake covers 1.75 km², Ontario. It lies 23 km northwest of Greenstone.
- Area
- 1.75 km²
- Shoreline
- 12.3 km
- Elevation
- 327 m
Today on the water
4.9 °C
Observed at Greenstone (Beardmore), as of 10:00 a.m. EDT
| Time | 11 a.m. | 2 p.m. | 5 p.m. | 8 p.m. | 11 p.m. | 2 a.m. | 5 a.m. | 8 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | S 15 | S 15 | S 15 | S 15 | S 15 | SE 20 | SE 20 | SE 20 |
| Gusts km/h | 40 | 40 | 40 | |||||
| Temp. °C | 7 | 12 | 12 | 11 | 6 | 3 | 6 | 11 |
| Precip. % | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 |
Today: A mix of sun and cloud. Fog patches dissipating late this morning. High 12. UV index 2 or low.
Weather: Greenstone (Beardmore) (local forecast), as of 10:03 a.m. EDT
Sun and moon
- Civil dawn
- 7:30 a.m.
- Sunrise
- 8:02 a.m.
- Sunset
- 7:11 p.m.
- Civil dusk
- 7:43 p.m.
- Moonrise
- 6:54 a.m.
- Moonset
- 6:30 p.m.
- Moon
- Waning crescent, 1% lit