Waterton Lake
NormalWater level is right where you'd expect for mid-September and rising.
Low (1277.99m)Normal rangeHigh (1278.89m)
Current Weather
2d ago21°CSunny
Wind WNW 11 km/h
Humidity 38%
Sunny
Environment Canada — Crowsnest Pass - Pincher Creek - Waterton Lakes Nat. Park
vs. Last Year
No data available
7-Day Trend
↑Rising
Up 2.6 cm over the past week
+2.6 cm over 7 days
Seasonal Position
68th percentile
Based on 66 years of records
Seasonal Outlook
Typical next 7 days
This lake usually drops slightly over the next week.
Typical next 14 days
Over two weeks, levels typically drops slightly.
Tracking
This year is moving faster than usual.
Based on 59 years of seasonal patterns. This is a historical seasonal pattern, not a forecast.
Water Level — Last 30 Days
Technical details
- Current level
- 1278.42 m
- Reference value
- 1278.43 m (rolling_6h_mean)
- Percentile for date
- 68th percentile
- Years of record
- 66
- Source station
- WATERTON LAKE AT WATERTON PARK (05AD025)
- Est. average depth
- —
- Relationship type
- direct_lake
- Mapping confidence
- medium
- Today's normal range
- 1278.19–1278.46 m
- Same-date historical range
- 1277.99–1278.89 m
- 30-day change
- +13.7 cm
- Data confidence
- medium
- Observed at
- Sep 20, 2026
- Last snapshot
- Sep 20, 2026
Data source: ECCC Water Office — Station 05AD025. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.