Rivermatics

USGS Streamgage 094196784

Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV

Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV is USGS streamgage 094196784 in Nevada, monitoring river discharge in hydrologic subbasin 15010015. It sits on the Las Vegas Wash, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 1,518 square miles. Discharge records at this site go back to 1984. Typical flow runs near 36.4 cfs in July and 38.2 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.

View live conditions & forecast →

Gauge details

State
Nevada
Drainage area
1,518 sq mi
Gauge elevation
1,670 ft
Subbasin (HUC-8)
15010015
Coordinates
36.13192, -115.03567
USGS site number
094196784
Records begin
1984-07-22 (42 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV. 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
24.7 35 46.4
23.9 36.6 54.2
23.1 36.9 57.2
23.1 37.9 62
22.7 37.7 60.7
22.8 38.9 65.7
21.2 36.3 59
21.2 36.7 60
20.3 36.4 63.1
21.5 39 70.3
20 38.3 69.7
18.5 36.9 68.7
17.9 35.4 61.8
18.2 35.6 61.6

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 27 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 11 38.1 98.8
February 12.7 38.7 167.5
March 12.7 37.9 84.7
April 11.2 38.2 75.6
May 10 35.9 61.7
June 10.1 35.6 57.2
July 10.2 36.4 111.2
August 10.1 36.8 122.8
September 10 36 91.4
October 10.2 36.2 91.6
November 10.2 35 91.5
December 10.4 36.5 86.7

All values in cubic feet per second (cfs).

Common questions

When does Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV normally run highest?
February, on the long-term record. The median daily flow that month is about 38.7 cfs, against 35 cfs in November, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV?
It depends on the month. In January, half of days historically fall near 38.1 cfs, with the middle 80% of days between 11 and 98.8 cfs. The month-by-month table on this page gives the full range.
How long has Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV been measured?
Discharge records at USGS site 094196784 begin in 1984, about 42 years, covering roughly 8,397 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV?
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 Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV?
The gauge sits at 36.13192, -115.03567, in Nevada, in hydrologic subbasin 15010015, at an elevation of about 1,670 feet, draining roughly 1,518 square miles.
Can I use Las Vegas Wash at Vegas Valley Dr near Las Vegas, NV 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 Las Vegas Wash

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

Other gauges in this subbasin