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: Dec 10 2018 at 8:18 AM PSTNext Issuance: Dec 10 2018 at 3:00 PM PST
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
2017*
10,500
11.98
Feb 11, 2017
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
 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)
Today: Cloudy with a chance of rain and snow. Snow level rising to 5000 feet. Highs 35 to 40. Light winds.

Tonight: Mostly cloudy with a chance of snow and rain. Snow level 5000 feet lowering to the valley floor. Lows 21 to 26. Light winds.

Tuesday: Mostly cloudy in the morning then becoming partly cloudy. Highs 37 to 42. Light winds.

Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows 24 to 29. Southwest winds 10 to 15 mph.

Wednesday: Mostly cloudy with a slight chance of rain and snow in the morning, then partly cloudy in the afternoon. Highs 43 to 48. West winds around 10 mph shifting to the southeast in the afternoon.

Wednesday Night: Partly cloudy. Lows 19 to 24.

Thursday and Thursday Night: Partly cloudy. Highs 44 to 49. Lows 24 to 29.

Friday: Breezy. Partly cloudy. Slight chance of rain and snow in the afternoon. Highs 48 to 53.

Friday Night: Breezy. Mostly cloudy with a slight chance of rain and snow in the evening, then partly cloudy with a slight chance of snow after midnight. Lows 25 to 30.

Saturday: Partly cloudy. Highs 45 to 50.

Saturday Night: Mostly cloudy. Slight chance of snow after midnight. Lows 27 to 32.

Sunday: Mostly cloudy with a chance of rain and snow. Highs 46 to 51.
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.