Tomlinson Lake

49.0297° N, 90.5472° W

Tomlinson Lake, Ontario. 49.0297° N, 90.5472° W

Not for navigation. Depths are from government surveys and may be outdated.

borealbound.ca/lakes/on/tomlinson-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.
Lake Partner Program, Ontario Ministry of the Environment, Conservation and Parks. 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).

Tomlinson Lake covers 0.29 km², Ontario. It lies 24 km west of Savanne.

Today on the water

6.6 °C

Wind SW 8 km/h

Observed at Upsala, as of 11:00 a.m. EDT

Hourly forecast, next 24 hours
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	var. 5	SE 10	SE 10	SE 20	SE 20	SE 20	SE 20	SE 20
Gusts km/h				40	40	40	40	40
Temp. °C	9	13	13	11	8	8	9	11
Precip. %	0	0	0	0	0	0	0	0

Today: Clear. Becoming a mix of sun and cloud this morning. Wind up to 15 km/h. High 14. Wind chill minus 5 this morning. UV index 3 or moderate.

Weather: Upsala (local forecast), as of 11:03 a.m. EDT

Clarity was measured with a Secchi disk in 2 years between 2018 and 2019; the latest annual mean is 2.3 m.

Water clarity (Secchi depth, m)

2.3 m1.622.4

Total phosphorus (µg/L)

10 µg/L71523