CNRFC - Hydrology - River Guidance - Graphical RVF

End of River Group

HUMBOLDT RIVER - COMUS (CMSN2)

Latitude: 40.99º N	Longitude: 117.32º W	Elevation: 4360 Feet
Location: Humboldt County in Nevada		River Group: Humboldt

Issuance Time:

Aug 08 2022 at 7:21 AM PDT

Next Issuance:

Aug 09 2022 at 9:00 AM PDT

Monitor Stage: 8.5 Feet

Flood Stage: 9.5 Feet

Plot Type:

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View USGS Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2021*	279	3.96	Jun 10, 2021
2020*	364	4.61	Jun 6, 2020
2019*	3,230	11.17	Jun 15, 2019
2018*	586	5.36	Apr 15, 2018
2017*	4,960	11.29	Mar 31, 2017
Historical High Stage/Flow Events (Period of Record - April 1895** to Present) - Ranked by Flow
1984*	9,900	12.25	Apr 24, 1984
1952*	5,860	11.52	May 6, 1952
1983*	5,210	11.76	Jun 14, 1983
2017*	4,960	11.29	Mar 31, 2017
2005*	4,710	11.44	May 28, 2005
1969*	3,910	10.64	Apr 18, 1969
* Discharge affected to unknown degree by regulation or diversion
** Missing records from 1927 to 1945

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (NVZ030)

Tonight: Mostly cloudy. Isolated showers and thunderstorms. Lows 56 to 66. South winds 10 to 15 mph.

Tuesday: Partly sunny. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Highs 88 to 94 valleys and 81 to 91 mountains. South winds 10 to 15 mph.

Tuesday Night: Mostly cloudy. Numerous showers and thunderstorms in the evening, then isolated showers and thunderstorms after midnight. Lows 54 to 63. Southeast winds 10 to 15 mph.

Wednesday: Mostly sunny. Isolated showers and thunderstorms in the afternoon. Highs 87 to 93 valleys and 81 to 91 mountains. South winds 10 to 15 mph.

Wednesday Night: Partly cloudy. Isolated showers and thunderstorms in the evening. Lows 54 to 63. Southwest winds 10 to 15 mph.

Thursday: Mostly sunny. Highs 88 to 95 valleys and 82 to 92 mountains.

Thursday Night through Friday Night: Partly cloudy. Lows 54 to 64. Highs 86 to 96.

Saturday through Sunday: Mostly clear. Highs 89 to 96 valleys and 83 to 93 mountains. Lows 53 to 62.

Sunday Night and Monday: Partly cloudy. Lows 55 to 64. Highs 85 to 95.

Impacts - E19 Information
8.5 Feet	Some very minor flooding at scattered locations in reach. No flooding in Winnemucca.
9.0 Feet	Very minor lowland flooding in reach. No flooding in Winnemucca.
9.5 Feet	Flood Stage - Minor lowland flooding throughout reach. No flooding in Winnemucca.
10.0 Feet	Minor to moderate lowland flooding throughout reach. Some rural roads near river begin to flood. Very minor flooding begins in Winnemucca with sewer backups, and lowest parts of town begin to flood (similar to 02/1986 flood).
10.5 Feet	Moderate lowland flooding through reach with some rural roads flooded. Minor flooding in lower parts of Winnemucca with sewer backups. Main area impacted is between Union Pacific railroad and 2nd Street beneath Interstate 80 (similar to 02/1986, 06/1995, and 05/1998 floods).
11.0 Feet	Moderate to major lowland flooding throughout reach. Many rural roads near river flooded. Minor to moderate flooding in lower portions of Winnemucca. Main area impacted is between Union Pacific railroad and Golconda Street on west and 2nd Street beneath Interstate 80 on the east (similar to 06/1921 and 04/1969 floods).
11.5 Feet	Major flooding throughout reach, except moderate flooding in lower portion of Winnemucca. Many rural roads near river flooded. Main area impacted is between Union Pacific railroad and Golconda Street on the west and 2nd Street on the east not including Interstate 80 (similar to 06/1983 flood).
12.0 Feet	Major flooding, including Winnemucca. All secondary roads, stretches of rail and some ranch buildings near river flood. River 2 to 4 miles wide through Humboldt County. Lower parts of Winnemucca flood between Union Paific railroad and Golconda Street on the west and 2nd Street on the east not including Interstate 80. A dozen homes and several businesses affected. Large loss of livestock in area (greater than 05/1952 flood, but not as severe as record 04/1984 flood).
12.5 Feet	Near record to record flooding in Humboldt County. Most secondary roads near the river, bridges over some primary roads, long stretches of rail, and many ranch buildings flood. River 2 to 5 miles wide through Humboldt County. Winnemucca flooded between Union Pacific railroad and 2nd Street on the east. US Highway 95 bridge in Winnemucca may be affected. Many homes and businesses flood in Winnemucca. Large losses of livestock in area (similar to record 04/1984 flood).

Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Elko Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.

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