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

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CARSON RIVER - CARSON CITY (STWN2)
Latitude: 39.11º NLongitude: 119.71º WElevation: 4620 Feet
Location: Carson City County in NevadaRiver Group: Eastern Sierra
Issuance Time: Jul 21 2018 at 7:57 AM PDTNext Issuance: Jul 22 2018 at 9:00 AM PDT
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.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016*
1,700
5.00
May 14, 2016
2015*
1,290
4.39
Feb 9, 2015
2014*
904
3.93
Feb 10, 2014
2013*
1,430
4.59
Dec 3, 2012
2012*
1,470
4.49
Apr 27, 2012
 Historical High Stage/Flow Events (Period of Record - May 1939 to Present)
1997*
30,500
18.43
Jan 3, 1997
1956*
30,000
15.00**
Dec 24, 1955
1963*
21,900
13.11**
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
Official 7 Day National Weather Service Forecast   (NVZ003)
Rest of Tonight: Mostly cloudy in the evening then becoming partly cloudy. Haze and areas of smoke. Lows 61 to 71. West winds 10 to 15 mph.

Sunday: Partly cloudy. Haze and areas of smoke through the day. Scattered showers and thunderstorms in the afternoon. Highs 89 to 94. Northwest winds 10 to 15 mph.

Sunday Night: Mostly cloudy. Haze and areas of smoke in the evening. Scattered showers and thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight. Lows 61 to 71. West winds 10 to 15 mph.

Monday: Partly cloudy with a chance of showers and thunderstorms. Highs 91 to 96. Light winds becoming northeast around 10 mph in the afternoon.

Monday Night: Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows 62 to 72. West winds 10 to 15 mph.

Tuesday: Partly cloudy. Slight chance of showers in the morning, then slight chance of showers and thunderstorms in the afternoon. Highs 94 to 99.

Tuesday Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then clear after midnight. Lows 61 to 71.

Wednesday: Sunny. Highs 95 to 100.

Wednesday Night: Mostly clear. Slight chance of showers and thunderstorms in the evening. Lows 61 to 71.

Thursday through Saturday: Clear. Highs 96 to 101. Lows 61 to 71.
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.
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.