Lake levels › Louisiana

Arm of Grand Lake water level today

Lower than usual for this time of year

3.07ft

feet above sea level ·

vs normal for Oct 10−3.2 ft
24 hours+0.02 ft
7 days+0.2 ft
30 days−0.6 ft
vs a year ago−0.3 ft

Is Arm of Grand Lake low right now?

Arm of Grand Lake was at 3.07 ft on October 10, 2026. That is 3.17 ft below the typical level for October 10 — lower than in 9 of 10 past years. Over the past week the lake has been rising about 0.03 ft a day.

Last 12 monthsDaily level Normal range (10–90% of past years)
26101418NovDecJanFebMarAprMayJunJulAugSepOct

Arm of Grand Lake on Oct 10 in past years

20253.4−0.4
20243.1−0.1
20207.5−4.4
20196.6−3.5
20189.7−6.7
20176.2−3.1

Level on the same date each year, and how today compares.

Daily levels, last two weeks

DateLevel (ft)Change
Oct 103.06+0.01
Oct 93.05±0.00
Oct 83.05±0.00
Oct 73.05+0.01
Oct 63.04+0.02
Oct 53.02+0.06
Oct 42.96+0.08
Oct 32.88+0.03
Oct 22.85−0.07
Oct 12.92−0.04
Sep 302.96−0.03
Sep 292.99−0.04
Sep 283.03−0.02
Sep 273.05−0.05

Daily means of the operator's readings (midnight to midnight, local time).

About Arm of Grand Lake

10-year range
2.6 ft (October 28, 2024) to 17.0 ft (March 13, 2019)
Data
U.S. Geological Survey — USGS 300312091320000
Datum
NAVD88 (gage datum 0 ft + gage height)

Lakes near Arm of Grand Lake

Questions

Is Arm of Grand Lake low right now?

Arm of Grand Lake was at 3.07 ft on October 10, 2026. That is 3.17 ft below the typical level for October 10 — lower than in 9 of 10 past years. Over the past week the lake has been rising about 0.03 ft a day.

How often is the Arm of Grand Lake level updated?

The operator reports every 15 minutes to an hour. This page refreshes several times a day; the time of the latest reading is shown next to the level.

Where does this data come from?

U.S. Geological Survey (USGS 300312091320000). Readings are provisional and can be revised.