Islay Lake
47.1442° N, 84.6639° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Islay Lake, Ontario. 47.1442° N, 84.6639° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/islay-lake-near-montreal-river-harbour/, 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.
- Aquatic Resource Area survey points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- 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).
Islay Lake covers 0.24 km², making it smaller than 73% of the 18,731 lakes in Ontario. It lies 11 km south of Montreal River Harbour.
Government surveys have recorded 8 fish species here, including brook trout.
- Area
- 0.24 km²
- smaller than 73% of the 18,731 lakes in Ontario
- Shoreline
- 3.1 km
- shorter than 73% of the 18,731 lakes in Ontario
- Fish species
- 8
- more than 65% of the 2,454 surveyed lakes in Ontario
- Elevation
- 286 m
Today on the water
7.7 °C
Observed at Montreal River Harbour, as of 12:00 p.m. EDT
calm Estimated waves, next 12 hours: up to 0.1 m. Around 1 p.m., wind from the west: the west shore is sheltered, waves build toward the east shore.
| Time | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. | 1 a.m. | 4 a.m. | 7 a.m. | 10 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 20 | W 20 | var. 5 | SE 10 | SE 10 | SE 10 | SE 20 | S 40 |
| Gusts km/h | 40 | 40 | 40 | 60 | ||||
| Waves (est.) m | 0.1 | 0.1 | 0.1 | 0.1 | ||||
| Temp. °C | 10 | 10 | 6 | 4 | 4 | 6 | 8 | 11 |
| Precip. % | 0 | 0 | 0 | 0 | 0 | 20 | 20 | 20 |
Today: A mix of sun and cloud. Becoming sunny this afternoon. Wind west 20 km/h gusting to 40. High 11. UV index 3 or moderate.
Weather: Montreal River Harbour (local forecast), as of 12:02 p.m. EDT
Sun and moon
- Civil dawn
- 7:18 a.m.
- Sunrise
- 7:48 a.m.
- Sunset
- 7:02 p.m.
- Civil dusk
- 7:32 p.m.
- Moonrise
- 6:41 a.m.
- Moonset
- 6:21 p.m.
- Moon
- Waning crescent, 1% lit
Fish
Sport fish by the share of the 5 government surveys (2017–2025) that recorded them.
Forage fish and other species (7)
Forage fish
- Johnny Darter 3
- Fathead Minnow 2
- Brook Stickleback 1
- Common Shiner 1
- Finescale Dace 1
- Northern Redbelly Dace 1
Other
- White Sucker 1
Numbers are the surveys that recorded each species.
Fishing regulations: Fisheries Management Zone 10. Check seasons and limits before you fish.