National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service


Latitude: 39.11º NLongitude: 119.71º WElevation: 4620 Feet
Location: Carson City County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Monitor Stage: 8.0 FeetFlood Stage: 10.0 Feet

Observed Data Credit
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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)
 Most Recent 5 Years
Oct 25, 2021
May 7, 2021
Apr 30, 2020
Feb 15, 2019
Apr 9, 2018
 Historical High Stage/Flow Events (Period of Record - May 1939 to Present) - Ranked by Flow
Jan 3, 1997
Dec 24, 1955
Feb 1, 1963
1951* 15,500 11.40** Nov 22, 1950
1986* 13,200 13.16 Feb 18, 1986
 * Discharge affected by regulation or diversion
 ** Old Datum. The difference is +1.0 ft and must be applied to data to convert to new datum.
Location Photographs
ESRI™ Locator Map
Impacts - E19 Information
8.0 FeetFlood threat and localized overbank flow begin in lowest areas.
8.5 FeetMinimal lowland flooding through reach.
9.0 FeetMinor lowland flooding through reach in lower flood prone areas.
9.5 FeetMinor flood impacts in lower portions of reach.
10.0 FeetFlood Stage - Minor to moderate flooding, several homes begin to have flood problems in Genoa, Carson Valley, Stewart, and Dayton. Minor to moderate damage to agriculture.
10.5 FeetModerate flooding through reach. Damage to roads, bridges, crops, irrigation systems, and buildings in lower areas. Transportation begins to be affected.
11.0 FeetMajor flooding. Many roads and highways flooded. Transportation becoming difficult, US Highway 395 closes. Massive bank erosion with the ability to wash away buildings, cars, and roads. River channel begins to move around laterally.
12.0 FeetExtensive flooding with major damage. Most roads in valley areas flood making transportation difficult. Massive erosion with large agricultural losses, cattle drownings.
13.5 FeetFlood disaster throughout reach. Transportation very difficult. Large number of structures affected, infrastructure damage (roads, bridges, power, and water).
15.0 FeetMajor flood disaster with widespread destruction throughout reach from Genoa to Weeks. Transportation extremely difficult.
16.0 FeetNear record flooding with massive destruction throughout reach. Most towns isolated, transporation nearly impossible.
17.0 FeetRecord flooding. All towns cut off, bridges and roads destroyed.
19.0 FeetIncredible flood with damage previously unknown from Carson Valley to Fort Churchill, including Empire and Dayton areas. USGS estimated 100 year flood.
Official 7 Day National Weather Service Forecast   (NVZ003)
Today: Partly cloudy. Slight chance of rain and snow in the afternoon. Snow level 6000 feet. Highs 50 to 55. Southwest winds 10 to 15 mph with gusts up to 35 mph increasing to 20 to 30 mph with gusts up to 50 mph in the afternoon.

Tonight: Partly cloudy. Chance of snow and rain. Snow level 5500 feet lowering to the valley floor. Lows 23 to 28. West winds 15 to 25 mph with gusts up to 50 mph shifting to the northwest 10 to 15 mph with gusts up to 30 mph after midnight.

Tuesday: Sunny. Highs 46 to 51. North winds around 10 mph in the morning becoming light.

Tuesday Night: Clear. Lows 25 to 30. Light winds.

Wednesday: Partly cloudy. Highs 54 to 59. Light winds becoming southwest around 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows 33 to 38.

Thursday: Windy. Partly cloudy with a slight chance of snow in the morning, then mostly cloudy with a chance of rain and snow in the afternoon. Highs 52 to 57.

Thursday Night: Windy. Rain and snow likely. Lows 33 to 38.

Friday: Breezy. Snow and rain likely. Highs 44 to 49.

Friday Night: Breezy. Heavy snow and rain in the evening, then heavy snow after midnight. Lows 22 to 27.

Saturday and Saturday Night: Snow likely. Highs 36 to 41. Lows 14 to 19.

Sunday: Mostly cloudy in the morning then becoming partly cloudy. Slight chance of snow. Highs 34 to 39.
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 Reno 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.