Lakefullness

Jackson Lake water level: Jackson Lake Jackson Lake 33.4 ft low

Jackson Lake is 33.4 ft below full pool, much lower than usual for early November. The Snake R On Jackson Lk @ Dam gauge read 6,734.62 ft at 1:00 AM MST, November 4, 2026.

Check your dock

Source: U.S. Army Corps of Engineers, NWW district. Agency page.

How Jackson Lake stands today

6735 6740 6745 6750 6755 6760 6765 6770 Full pool 6,768.00 ft Normal today 6,758.20 ft A year ago 6,756.99 ft Today 6,734.62 ft Feet above sea level (NGVD29)
Colter bay boats 20100822 080110 1
Colter bay boats 20100822 080110 1. Photograph by EnLorax G. Edward Johnson, CC BY 3.0.

The past year, day by day

The shaded band is where Jackson Lake usually sits on each date: the middle 80% of years from 1996 to 2025. The blue line is the past 12 months; the sand line is the 12 months before. Hover or use the arrow keys to read any day.

  • Past 12 months
  • The 12 months before
  • Normal range (middle 80% of years)
  • Median
  • Full pool
6,740 6,750 6,760 6,770 DecJanFebMarAprMayJunJulAugSepOctNov Full pool 6,768.00 Today Year ago
6,740 6,750 6,760 6,770 DecFebAprJunAugOct Full pool 6,768.00 Today Year ago

Monthly average since 2006

6,7406,7602006200920122015201820212024
6,7406,76020062011201620212026
Readings for the last 30 days
DateLevel (ft)Normal (ft)
November 4, 20266,734.626,758.20
November 3, 20266,734.606,758.19
November 2, 20266,734.576,758.18
November 1, 20266,734.536,758.17
October 31, 20266,734.486,758.16
October 30, 20266,734.506,758.15
October 29, 20266,734.466,758.13
October 28, 20266,734.456,758.12
October 27, 20266,734.416,758.11
October 26, 20266,734.396,758.10
October 25, 20266,734.356,758.08
October 24, 20266,734.366,758.07
October 23, 20266,734.266,758.05
October 22, 20266,734.266,758.03
October 21, 20266,734.256,758.01
DateLevel (ft)Normal (ft)
October 20, 20266,734.216,758.00
October 19, 20266,734.206,757.98
October 18, 20266,734.186,757.97
October 17, 20266,734.166,757.95
October 16, 20266,734.176,757.94
October 15, 20266,734.136,757.93
October 14, 20266,734.096,757.92
October 13, 20266,734.036,757.91
October 12, 20266,733.946,757.91
October 11, 20266,733.796,757.92
October 10, 20266,733.776,757.93
October 9, 20266,733.796,757.94
October 8, 20266,733.766,757.96
October 7, 20266,733.786,757.99
October 6, 20266,733.746,758.01

Is the water above your dock?

Enter the elevation of your dock, ramp end or a mark on your shoreline, in feet above sea level (NGVD29, the datum the Army Corps of Engineers uses for this gauge). You will see how far the water is above or below it today, and how often it dipped below it in each month since 2016.

Today the lake is at 6,734.62 ft.

Typical Jackson Lake level by month since 2016
MonthLow year (10th %)MedianHigh year (90th %)Days above your mark
January 6,739.34 6,758.86 6,761.30 —
February 6,739.78 6,759.41 6,761.38 —
March 6,740.25 6,760.05 6,761.38 —
April 6,740.97 6,760.80 6,761.62 —
May 6,742.92 6,762.46 6,766.48 —
June 6,757.39 6,767.39 6,768.75 —
July 6,755.03 6,766.71 6,768.68 —
August 6,746.57 6,763.55 6,766.61 —
September 6,738.52 6,759.40 6,762.91 —
October 6,737.14 6,757.12 6,760.88 —
November 6,738.05 6,757.97 6,761.02 —
December 6,738.56 6,758.36 6,761.19 —

Other Wyoming lakes, lowest first

Jackson Lake
Jackson Lake
Wyoming lakes ranked by how full they are
Lake Level (ft) Vs full pool For the date
Flaming Gorge Reservoir 6,004.48 35.5 ft below Much lower than usual
Keyhole Reservoir 4,083.67 41.0% full Lower than usual
Buffalo Bill Reservoir 5,359.07 34.4 ft below Lower than usual
Bighorn Lake 3,626.47 13.5 ft below Lower than usual
Boysen Reservoir 4,712.78 12.2 ft below About normal
Glendo Reservoir 4,599.23 35.8 ft below About normal

All 7 Wyoming lakes →

Jackson Lake questions

What is full pool at Jackson Lake?

Full pool at Jackson Lake is 6,768.00 ft above sea level today. The agency's own term for it is “top of normal.”

Is Jackson Lake full right now?

No. It is 33.4 ft below full pool.

Is Jackson Lake lower than normal for early November?

Yes. The median level on Nov 4 across 1996–2025 is 6,758.20 ft, and today's 6,734.62 ft is −23.58 ft from it. In 8 of 10 years the level on this date fell between 6,737.55 and 6,760.80 ft.

How does Jackson Lake compare with last year?

A year ago, on November 4, 2025, it stood at 6,756.99 ft. It is 22.37 ft lower now.

What are the highest and lowest levels since 1995?

In the daily record we hold, which starts in 1995, the highest daily level was 6,770.06 ft on June 12, 1997 and the lowest was 6,733.72 ft on October 2, 2026.

How often is this page updated?

We pull new readings from the U.S. Army Corps of Engineers several times a day. This page was last rebuilt on Wed, 04 Nov 2026 15:13:17 UTC. Readings are provisional and can be revised by the agency.