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Caillou Lake (Sister Lake) Sw of Dulac water level today

Lake in Terrebonne Parish, Louisiana

1.94ft
0.59 m · gauge reading (local datum, not an elevation)
Measured · provisional
Normal for the dateFallingNOAA: No official flood stages here
24 hours
▲ 0.31 ft
7 days
▲ 0.35 ft
30 days
▲ 0.09 ft
Normal for Oct 24 ?
1.58 ft

At a glance · Oct 24

About normal

Caillou Lake (Sister Lake) Sw of Dulac is 0.4 ft higher than normal for Oct 24, higher than on this date in 6 of the last 10 years, but still within its normal range.

  • This week↗ Rising 0.35 ft
  • Lowest on record↓ -0.90 ft (2009)

Compared with this gauge's own records for the same date. A statistical guide, not advice.

Normal for Oct 24Record lowToday1.94 ft

Today compared with past years on Oct 24

Lowest to highest on this date: 0.22–3.22 ftUsual range (10th–90th percentile): 1.03–2.12 ftNormal (25th–75th percentile): 1.27–1.98 ftToday: 1.94 ftToday 1.94 ftMedian 1.58Lowest 0.22Highest 3.2225th75th
Lowest to highest on this date: 0.22–3.22 ftUsual range (10th–90th percentile): 1.03–2.12 ftNormal (25th–75th percentile): 1.27–1.98 ftToday: 1.94 ftToday 1.94 ftMedian 1.58Lowest 0.22Highest 3.2225th75th

Where today's reading sits among this gauge's own records for the same date (±3 days). A statistical guide, not advice.

What this means

It is lower than on Oct 24 in 4 of the last 10 years.

The lake has risen 0.35 ft in 7 days and risen 0.09 ft in 30 days.

Since 1997, the lowest daily level was -0.90 ft (Mar 2009) and the highest 6.01 ft (Sep 2008).

Caillou Lake (Sister Lake) Sw of Dulac level chart

Loading chart…

Measured Normal range for the date (middle 50% of past years)

2026 compared with 2025

-1-0123JanFebMarAprMayJunJulAugSepOctNovDec202520262025-07-27: 1.69 ft2025-08-17: 1.59 ft2025-08-22: 1.92 ft2025-08-27: 1.96 ft2025-09-01: 2.07 ft2025-09-06: 1.96 ft2025-09-11: 2.29 ft2025-09-16: 1.84 ft2025-09-21: 2.07 ft2025-09-26: 1.44 ft2025-10-01: 1.50 ft2025-10-06: 2.59 ft2025-10-11: 2.02 ft2025-10-16: 1.91 ft2025-10-21: 1.99 ft2025-10-26: 2.23 ft2025-10-31: 1.28 ft2025-11-05: 1.37 ft2025-11-10: 0.07 ft2025-11-15: 0.94 ft2025-11-20: 1.31 ft2025-11-25: 1.37 ft2025-11-30: 1.11 ft2025-12-05: 0.99 ft2026-01-15: 0.21 ft2026-01-20: 0.38 ft2026-01-25: 0.85 ft2026-01-30: 0.41 ft2026-02-04: 0.44 ft2026-02-09: 0.84 ft2026-02-14: 1.22 ft2026-02-19: 1.60 ft2026-02-24: 0.63 ft2026-03-01: 1.30 ft2026-03-06: 1.44 ft2026-03-11: 1.65 ft2026-03-16: 0.47 ft2026-03-21: 1.21 ft2026-03-26: 1.51 ft2026-03-31: 1.77 ft2026-04-05: 1.39 ft2026-04-10: 1.96 ft2026-04-15: 1.82 ft2026-04-20: 1.48 ft2026-04-25: 1.94 ft2026-04-30: 1.66 ft2026-05-05: 1.77 ft2026-05-10: 1.83 ft2026-05-15: 1.49 ft2026-05-20: 1.97 ft2026-05-25: 1.85 ft2026-05-30: 1.70 ft2026-06-04: 2.03 ft2026-06-09: 1.95 ft2026-06-14: 1.67 ft2026-06-19: 1.70 ft2026-06-24: 1.01 ft2026-06-29: 1.38 ft2026-07-04: 1.48 ft2026-07-09: 1.35 ft2026-07-14: 1.48 ft2026-07-19: 1.15 ft2026-07-24: 1.87 ft2026-07-29: 1.32 ft2026-08-03: 1.32 ft2026-08-08: 1.46 ft2026-08-13: 1.56 ft2026-08-18: 1.25 ft2026-08-23: 1.14 ft2026-08-28: 1.43 ft2026-09-02: 1.65 ft2026-09-07: 1.37 ft2026-09-12: 1.74 ft2026-09-17: 2.06 ft2026-09-22: 1.82 ft2026-09-27: 1.99 ft2026-10-02: 2.53 ft2026-10-07: 2.40 ft2026-10-12: 1.88 ft2026-10-17: 0.71 ft
-1-0123JanAprJulOct202520262025-07-27: 1.69 ft2025-08-17: 1.59 ft2025-08-22: 1.92 ft2025-08-27: 1.96 ft2025-09-01: 2.07 ft2025-09-06: 1.96 ft2025-09-11: 2.29 ft2025-09-16: 1.84 ft2025-09-21: 2.07 ft2025-09-26: 1.44 ft2025-10-01: 1.50 ft2025-10-06: 2.59 ft2025-10-11: 2.02 ft2025-10-16: 1.91 ft2025-10-21: 1.99 ft2025-10-26: 2.23 ft2025-10-31: 1.28 ft2025-11-05: 1.37 ft2025-11-10: 0.07 ft2025-11-15: 0.94 ft2025-11-20: 1.31 ft2025-11-25: 1.37 ft2025-11-30: 1.11 ft2025-12-05: 0.99 ft2026-01-15: 0.21 ft2026-01-20: 0.38 ft2026-01-25: 0.85 ft2026-01-30: 0.41 ft2026-02-04: 0.44 ft2026-02-09: 0.84 ft2026-02-14: 1.22 ft2026-02-19: 1.60 ft2026-02-24: 0.63 ft2026-03-01: 1.30 ft2026-03-06: 1.44 ft2026-03-11: 1.65 ft2026-03-16: 0.47 ft2026-03-21: 1.21 ft2026-03-26: 1.51 ft2026-03-31: 1.77 ft2026-04-05: 1.39 ft2026-04-10: 1.96 ft2026-04-15: 1.82 ft2026-04-20: 1.48 ft2026-04-25: 1.94 ft2026-04-30: 1.66 ft2026-05-05: 1.77 ft2026-05-10: 1.83 ft2026-05-15: 1.49 ft2026-05-20: 1.97 ft2026-05-25: 1.85 ft2026-05-30: 1.70 ft2026-06-04: 2.03 ft2026-06-09: 1.95 ft2026-06-14: 1.67 ft2026-06-19: 1.70 ft2026-06-24: 1.01 ft2026-06-29: 1.38 ft2026-07-04: 1.48 ft2026-07-09: 1.35 ft2026-07-14: 1.48 ft2026-07-19: 1.15 ft2026-07-24: 1.87 ft2026-07-29: 1.32 ft2026-08-03: 1.32 ft2026-08-08: 1.46 ft2026-08-13: 1.56 ft2026-08-18: 1.25 ft2026-08-23: 1.14 ft2026-08-28: 1.43 ft2026-09-02: 1.65 ft2026-09-07: 1.37 ft2026-09-12: 1.74 ft2026-09-17: 2.06 ft2026-09-22: 1.82 ft2026-09-27: 1.99 ft2026-10-02: 2.53 ft2026-10-07: 2.40 ft2026-10-12: 1.88 ft2026-10-17: 0.71 ft
20262025Normal (middle 50% of past years)Usual range (10th–90th percentile)Median

Each year drawn on the same January–December axis, over this gauge's normal range for each date. Hover or tap a point for its value.

Same date in past years

DateLevelvs today
Oct 24, 20251.69 ft▼ 0.25 ft
Oct 24, 20241.89 ft▼ 0.05 ft
Oct 24, 20232.14 ft▲ 0.20 ft
Oct 24, 20221.91 ft▼ 0.03 ft
Oct 24, 20212.76 ft▲ 0.82 ft
Oct 24, 20201.56 ft▼ 0.38 ft
Oct 24, 20192.05 ft▲ 0.11 ft
Oct 24, 20182.42 ft▲ 0.48 ft
Oct 24, 20171.27 ft▼ 0.67 ft
Oct 24, 20161.59 ft▼ 0.35 ft

Records & details

Highest
6.01 ft on Sep 12, 2008
Lowest
-0.90 ft on Mar 1, 2009
Records from
1997 (29 years of daily data)
Water temperature
74 °F (23.2 °C)

Full history: yearly highs and lows, monthly averages →

Fishing at Caillou Lake (Sister Lake) Sw of Dulac

Fishing conditions today: water temperature, pressure, moon and solunar times →

Weather & wind

Tonight70°F · Mostly Clear
Wind E 10 mph
Saturday78°F · Sunny
Wind E 10 to 20 mph
Saturday Night66°F · Mostly Clear
Wind NE 10 to 20 mph
Sunday76°F · Sunny
Wind NE 15 to 20 mph
Sunday Night67°F · Partly Cloudy
Wind NE 15 mph
Monday77°F · Mostly Sunny
Wind NE 15 mph

NOAA National Weather Service forecast for this lake's location, updated 1 h ago.

Flood information

NOAA: No official flood stages here

Flood status comes from the NOAA National Weather Service. We do not issue warnings. Flood stages explained. For official forecasts and warnings, see the NOAA gauge page.

Nearby lakes

All Louisiana lake levels →