Rivermatics

USGS Streamgage 10038000

Bear River below Smiths Fork, near Cokeville, WY

Bear River below Smiths Fork, near Cokeville, WY is USGS streamgage 10038000 in Wyoming, monitoring river discharge in hydrologic subbasin 16010102. It sits on the Bear River, alongside 16 other gauges Rivermatics tracks on the same river. It drains a watershed of about 2,447 square miles. Discharge records at this site go back to 1954. Typical flow runs near 417.7 cfs in July and 417.5 cfs in April, with the higher of the two arriving in July. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

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Gauge details

State
Wyoming
Drainage area
2,447 sq mi
Gauge elevation
6,133 ft
Subbasin (HUC-8)
16010102
Coordinates
42.12653, -110.9732
USGS site number
10038000
Records begin
1954-05-01 (72 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Bear River below Smiths Fork, near Cokeville, WY. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
69.5 73 77.6
69.5 75.5 87
70.5 78.9 98
70.6 80.3 101
68.9 78.9 97.8
67.1 77 94.5
65.4 75.3 91.7
64.1 74.3 90.6
62.7 73.1 88.7
61.6 72.3 87.6
61.5 72.7 88.9
61.4 74 92.6
60.8 74.7 94.6
59.8 73.9 93.5

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 72 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 96.5 148.9 275.9
February 98.4 161.1 320.6
March 125.3 240.6 641.2
April 145.1 417.5 1,482.7
May 229.7 678.9 2,044.8
June 274.9 823.5 2,489
July 157.6 417.7 1,159.2
August 102.5 175.1 450
September 88.3 142 341.3
October 92.1 162.9 391.9
November 117.3 175.2 326.7
December 104.3 158.8 307.1

All values in cubic feet per second (cfs).

Common questions

When does Bear River below Smiths Fork, near Cokeville, WY normally run highest?
June, on the long-term record. The median daily flow that month is about 823.5 cfs, against 142 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Bear River below Smiths Fork, near Cokeville, WY?
It depends on the month. In January, half of days historically fall near 148.9 cfs, with the middle 80% of days between 96.5 and 275.9 cfs. The month-by-month table on this page gives the full range.
How long has Bear River below Smiths Fork, near Cokeville, WY been measured?
Discharge records at USGS site 10038000 begin in 1954, about 72 years, covering roughly 9,130 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Bear River below Smiths Fork, near Cokeville, WY?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Bear River below Smiths Fork, near Cokeville, WY?
The gauge sits at 42.12653, -110.9732, in Wyoming, in hydrologic subbasin 16010102, at an elevation of about 6,133 feet, draining roughly 2,447 square miles.
Can I use Bear River below Smiths Fork, near Cokeville, WY data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Upstream and downstream on the Bear River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Bear River in full.

Other gauges in this subbasin