Rivermatics

USGS Streamgage 13154500

Snake River at King Hill, ID

Snake River at King Hill, ID is USGS streamgage 13154500 in Idaho, monitoring river discharge in hydrologic subbasin 17050101. It sits on the Snake River, alongside 30 other gauges Rivermatics tracks on the same river. It drains a watershed of about 35,800 square miles. Discharge records at this site go back to 1909. Typical flow runs near 7,435.5 cfs in July and 10,295.7 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead, alongside daily high and low water-temperature forecasts.

View live conditions & forecast →

Gauge details

State
Idaho
Drainage area
35,800 sq mi
Subbasin (HUC-8)
17050101
Coordinates
43.00222, -115.2025
USGS site number
13154500
Records begin
1909-06-01 (117 years)
Rivermatics forecast
14-day flow outlook + water temperature

14-day flow forecast

Based on observations through for Snake River at King Hill, ID. 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
6,545 6,669 6,782
6,468 6,674 6,866
6,398 6,668 6,972
6,326 6,657 7,097
6,263 6,651 7,207
6,209 6,651 7,308
6,172 6,657 7,370
6,121 6,662 7,486
6,081 6,669 7,570
6,049 6,682 7,654
6,008 6,678 7,693
5,971 6,681 7,756
5,936 6,686 7,814
5,901 6,681 7,838

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 117 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 6,639 10,032.9 15,045.2
February 6,623.1 9,971.4 15,834.5
March 6,601.9 9,879.4 17,064.5
April 6,554.7 10,295.7 21,966.7
May 6,435.2 8,772.6 22,680.6
June 6,309 8,687.3 23,466.7
July 6,276.8 7,435.5 11,951.9
August 6,396.8 7,635.2 8,937.1
September 6,948.7 8,429.7 10,296.7
October 7,278.7 9,134.8 13,761.3
November 6,896 9,302.3 14,190
December 6,821.6 9,563.5 14,645.2

All values in cubic feet per second (cfs).

Common questions

When does Snake River at King Hill, ID normally run highest?
April, on the long-term record. The median daily flow that month is about 10,295.7 cfs, against 7,435.5 cfs in July, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Snake River at King Hill, ID?
It depends on the month. In January, half of days historically fall near 10,032.9 cfs, with the middle 80% of days between 6,639 and 15,045.2 cfs. The month-by-month table on this page gives the full range.
How long has Snake River at King Hill, ID been measured?
Discharge records at USGS site 13154500 begin in 1909, about 117 years, covering roughly 9,201 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Snake River at King Hill, ID?
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. A companion model forecasts each day's water-temperature high and low. 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 Snake River at King Hill, ID?
The gauge sits at 43.00222, -115.2025, in Idaho, in hydrologic subbasin 17050101, draining roughly 35,800 square miles.
Can I use Snake River at King Hill, ID 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 Snake River

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

Other gauges in this subbasin