LakeScout
Satellite view of Tagish Lake

Tagish Lake

Lower than usual

Water level is a bit below the typical range for mid-September and falling.

Low (7.04m)Normal rangeHigh (7.95m)

Current Weather

2d ago
12°CMostly Cloudy
Wind ESE 14 km/h
Humidity 57%

A mix of sun and cloud

Environment Canada — Whitehorse

vs. Last Year

No data available

7-Day Trend

Falling

Down 8.6 cm over the past week

-8.6 cm over 7 days

Seasonal Position

14th percentile

Based on 27 years of records

Seasonal Outlook

Typical next 7 days

This lake usually drops moderately over the next week.

Typical next 14 days

Over two weeks, levels typically drops noticeably.

Tracking

This year is moving slower than usual.

Based on 27 years of seasonal patterns. Moderate historical coverage. This is a historical seasonal pattern, not a forecast.

Water Level — Last 30 Days

Technical details
Current level
7.12 m
Reference value
7.13 m (rolling_6h_mean)
Percentile for date
14th percentile
Years of record
27
Source station
TAGISH LAKE AT 10 MILE ROAD (09AA017)
Est. average depth
Relationship type
direct_lake
Mapping confidence
medium
Today's normal range
7.16–7.43 m
Same-date historical range
7.04–7.95 m
30-day change
-17.5 cm
Data confidence
medium
Observed at
Sep 20, 2026
Last snapshot
Sep 20, 2026

Data source: ECCC Water Office — Station 09AA017. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.