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Jackson Lake and Jackson Lake water level

Lake, Wyoming, United States

Directions

Very low for mid-October

Surface elevation

6,734.21ft Up 0.27 ft over the last 7 days

Water stored
73,802 acre‑ft
6,740 6,750 6,760

History

6,7406,7506,760ftOct 13Oct 14Oct 15Oct 16Oct 186,7406,7506,760ftOct 13Oct 15Oct 18
6,7406,7506,760ftSep 20Sep 27Oct 4Oct 11Oct 186,7406,7506,760ftSep 20Oct 4Oct 18
6,7406,760ftOct 2025Jan 2026Apr 2026Jul 2026Oct 20266,7406,760ftOct 2025Apr 2026Oct 2026
6,7406,760ftOct 2016Apr 2019Oct 2021Apr 2024Oct 20266,7406,760ftOct 2016Oct 2021Oct 2026
6,7406,760ftJanMarMayJulSepNov20266,7406,760ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Water is short at Jackson Lake and Jackson Lake: the latest reading of 6,734.21 ft is far below normal for mid-October.

The median for mid-October is 6,758.03 ft, based on 36 years of readings, so the lake level is 23.82 ft below typical. On the same day last year the reading was 6,756.90 ft, a difference of −22.69 ft.

It is on the way up, by 0.27 ft over the past week. The 30-day range is 6,733.66 ft – 6,734.23 ft.

Lakes and reservoirs often sit lower in fall after a summer of evaporation and use, and recover with winter rain and spring snowmelt.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
6,758.03 ft23.82 ft below the median for this date
Normal for this date
6,736.72 ft – 6,760.83 ft8 years in 10 fall in this range (36 years of records)
Same day last year
6,756.90 ft−22.69 ft
Lowest and highest in 30 days
6,733.66 ft – 6,734.23 ft
Lowest and highest in 12 months
6,733.66 ft – 6,767.92 ft

Boating and fishing at Jackson Lake and Jackson Lake

At low levels, launching can mean a long walk or a closed ramp, and shallow points stick out further than charts suggest.

Conditions at the shore change with the level, so check with the agency that runs the lake before a trip.

Weather at the gauge

No rain in the last 3 days.

19 Mon 60° 32° – Wind 9 mph
20 Tue 57° 39° – Wind 7 mph
21 Wed 61° 40° – Wind 9 mph
22 Thu 62° 39° 0.29 in, 71% Wind 7 mph
23 Fri 44° 30° 1.36 in, 96% Wind 9 mph
24 Sat 35° 17° 0.07 in, 83% Wind 7 mph
25 Sun 42° 14° – Wind 5 mph

Forecast: Open-Meteo

Sunrise 07:42 AM Sunset 06:34 PM Daylight 10 hr, 51 min First quarter 59%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Snake River near MoranRiver gauge, Snake River 285 cfs Normal ±0 0.2 mi
Pacific Creek at MoranRiver gauge, Pacific Creek 4.28 ft Below flood stage −0.02 ft 3.7 mi
Buffalo Fork above Lava Creek, near MoranRiver gauge, Buffalo Fork 1.02 ft Below flood stage −0.02 ft 8 mi
Snake River at MooseRiver gauge, Snake River 8.90 ft Below flood stage −0.01 ft 15 mi
Gros Ventre River at KellyRiver gauge, Gros Ventre River 4.16 ft Below flood stage −0.06 ft 16 mi
Snake River above Jackson Lake at Flagg RanchRiver gauge, Snake River 2.40 ft Below flood stage −0.01 ft 17 mi
Granite Creek above Granite C Supplemental, near MooseRiver gauge, Granite Creek 11.0 cfs Normal ±0 21 mi
Grassy Lake and Grassy LakeLake 7,179.78 ft Very low 22 mi

Questions and answers

Is Jackson Lake and Jackson Lake higher than last year?

No, it is 22.69 ft lower than on the same day last year, when the reading was 6,756.90 ft.

What is a normal level for Jackson Lake and Jackson Lake in mid-October?

The median for mid-October is 6,758.03 ft. In 8 years out of 10 the reading falls between 6,736.72 ft and 6,760.83 ft, based on 36 years of records.

Is Jackson Lake and Jackson Lake really 6,734.21 ft deep?

No. 6,734.21 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Jackson Lake and Jackson Lake today?

On Oct 18, 2026, the surface elevation was 6,734.21 ft. Up 0.27 ft over the last 7 days.

Is Jackson Lake and Jackson Lake rising or falling?

Up 0.27 ft over the last 7 days.

Is the level of Jackson Lake and Jackson Lake normal?

Very low for mid-October. Compared with 36 years of daily readings for this time of year.

How often is this data updated?

The U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Bureau of Reclamation
Station code
usbr:7185 (Agency page)
Coordinates
43.85753, -110.58974 (WGS84)
Update interval
once a day
Licence
Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation 6,734.21 ft 2026-10-18 06:00 Provisional
Water stored 73,802 acre‑ft 2026-10-18 06:00 Provisional

Download

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How to cite

U.S. Bureau of Reclamation: Jackson Lake and Jackson Lake (usbr:7185). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/wyoming/jackson-lake-and-jackson-lake

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer