Lake levels › Wisconsin

Green Lake water level today

Normal for this time of year

796.78ft

feet above sea level ·

vs normal for Oct 10+0.3 ft
24 hours+0.02 ft
7 days−0.1 ft
30 days+0.1 ft
vs a year ago+0.5 ft

Is Green Lake low right now?

Green Lake was at 796.78 ft on October 10, 2026. That is 0.27 ft above the typical level for October 10, within the normal range. Over the past week the lake has been steady.

Last 12 monthsDaily level Normal range (10–90% of past years)
796796797797798NovDecJanFebMarAprMayJunJulAugSepOct

Green Lake on Oct 10 in past years

2025796.3+0.5
2024796.2+0.6
2023796.0+0.8
2022796.3+0.5
2021796.6+0.1
2020796.6+0.2

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

Daily levels, last two weeks

DateLevel (ft)Change
Oct 10796.78+0.02
Oct 9796.76±0.00
Oct 8796.76−0.02
Oct 7796.78−0.01
Oct 6796.79−0.03
Oct 5796.82−0.02
Oct 4796.84−0.01
Oct 3796.85−0.02
Oct 2796.87−0.01
Oct 1796.88+0.05
Sep 30796.83±0.00
Sep 29796.83−0.02
Sep 28796.85−0.01
Sep 27796.86−0.01

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

About Green Lake

10-year range
795.8 ft (February 11, 2018) to 797.6 ft (April 17, 2026)
Data
U.S. Geological Survey — USGS 434840089000001
Datum
NAVD88 (gage datum 790.13 ft + gage height)

Lakes near Green Lake

Questions

Is Green Lake low right now?

Green Lake was at 796.78 ft on October 10, 2026. That is 0.27 ft above the typical level for October 10, within the normal range. Over the past week the lake has been steady.

How often is the Green 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 434840089000001). Readings are provisional and can be revised.