Fort Cobb Reservoir water level

Name: Fort Cobb Reservoir water level (U.S. Bureau of Reclamation)
Creator: U.S. Bureau of Reclamation
License: https://www.usbr.gov/main/disclaim.html

Reservoir, Oklahoma, United States

Directions

High for mid-October

Surface elevation

1,341.97ft Up 3.57 ft over the last 7 days

Measured Oct 18, 2026 (2 days ago)

Water stored: 71,582 acre‑ft

History

What this means

At 1,341.97 ft, Fort Cobb Reservoir is holding more water than usual for mid-October.

That puts it 0.60 ft above the median of 1,341.37 ft for mid-October, based on 36 years of readings. A year ago it stood at 1,342.14 ft (−0.17 ft).

It is on the way up, by 3.57 ft over the past week. The 30-day range is 1,338.40 ft – 1,341.97 ft.

Many reservoirs are drawn down through summer and fall; most of the refill comes later, with winter rain or spring snowmelt.

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

Key numbers

Median for this date: 1,341.37 ft0.60 ft above the median for this date
Normal for this date: 1,337.80 ft – 1,342.42 ft8 years in 10 fall in this range (36 years of records)
Same day last year: 1,342.14 ft−0.17 ft
Lowest and highest in 30 days: 1,338.40 ft – 1,341.97 ft
Lowest and highest in 12 months: 1,338.40 ft – 1,342.26 ft

Boating and fishing at Fort Cobb Reservoir

Slightly high water rarely causes problems on the water itself, though some low-lying shoreline spots may be wet.

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 72° 48° – Wind 14 mph

20 Tue 75° 49° – Wind 12 mph

21 Wed 76° 56° – Wind 13 mph

22 Thu 78° 60° – Wind 12 mph

23 Fri 77° 60° – Wind 15 mph

24 Sat 76° 60° – Wind 17 mph

25 Sun 72° 64° – Wind 8 mph

Forecast: Open-Meteo

Sunrise 07:45 AM Sunset 06:54 PM Daylight 11 hr, 9 min First quarter 65%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Cobb Creek near Fort CobbRiver gauge, Cobb Creek	0.8 cfs	Very low	±0	1.6 mi
Willow Creek near AlbertRiver gauge, Willow Creek	0.9 cfs	Low	±0	4.7 mi
Washita River at CarnegieRiver gauge, Washita River	8.32 ft	High	−1.20 ft	7 mi
Lake Creek near EaklyRiver gauge, Lake Creek	16.9 cfs	Very high	−4.2 cfs	10 mi
Cobb Creek near EaklyRiver gauge, Cobb Creek	382 cfs	Very high	−14.0 cfs	12 mi
Washita River at AnadarkoRiver gauge, Washita River	11.00 ft	Below flood stage	−3.77 ft	13 mi
Lake Creek near SicklesRiver gauge, Lake Creek	1.9 cfs	Normal	−1.1 cfs	16 mi
Little Washita River near CyrilRiver gauge, Little Washita River	0.2 cfs	Low	±0	23 mi

Questions and answers

How does Fort Cobb Reservoir compare with last year?

It is 0.17 ft lower than on the same day last year, when the reading was 1,342.14 ft.

What is a normal level for Fort Cobb Reservoir in mid-October?

The median for mid-October is 1,341.37 ft. In 8 years out of 10 the reading falls between 1,337.80 ft and 1,342.42 ft, based on 36 years of records.

Is Fort Cobb Reservoir really 1,341.97 ft deep?

No. 1,341.97 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 Fort Cobb Reservoir today?

On Oct 18, 2026, the surface elevation was 1,341.97 ft. Up 3.57 ft over the last 7 days.

Is Fort Cobb Reservoir rising or falling?

Up 3.57 ft over the last 7 days.

Is the level of Fort Cobb Reservoir normal?

High 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:3657 (Agency page)
Coordinates: 35.16670, -98.45000 (WGS84)
Update interval: once a day
Licence: Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Surface elevation	1,341.97 ft	2026-10-18 05:00	Provisional
Water stored	71,582 acre‑ft	2026-10-18 05:00	Provisional

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How to cite

U.S. Bureau of Reclamation: Fort Cobb Reservoir (usbr:3657). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/oklahoma/fort-cobb-reservoir

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