LakeScout
Satellite view of Larsen

Larsen

Unusually high

Water level is well above normal for mid-September and falling.

Low (628.04m)Normal rangeHigh (631.40m)

Current Weather

2d ago
14°C
Wind SSE 17 km/h
Humidity 79%

Chance of showers

Environment Canada — Estevan - Weyburn - Radville - Milestone

vs. Last Year

No data available

7-Day Trend

Falling

Down 2.7 cm over the past week

-2.7 cm over 7 days

Seasonal Position

95th percentile

Based on 52 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 tracking near the seasonal norm.

Based on 43 years of seasonal patterns. This is a historical seasonal pattern, not a forecast.

Water Level — Last 30 Days

Technical details
Current level
631.13 m
Reference value
631.13 m (rolling_6h_mean)
Percentile for date
95th percentile
Years of record
52
Source station
LARSEN RESERVOIR NEAR RADVILLE (05NA006)
Est. average depth
Relationship type
direct_lake
Mapping confidence
medium
Today's normal range
630.28–630.83 m
Same-date historical range
628.04–631.40 m
30-day change
+19.1 cm
Data confidence
medium
Observed at
Sep 20, 2026
Last snapshot
Sep 20, 2026

Data source: ECCC Water Office — Station 05NA006. Water level readings are provisional and subject to revision. This is not a navigation or flood-warning service.