CNRFC - Ensemble Products

*** IMPORTANT *** Week of June 22 - Website Data Outage - Most data flow has been restored to the CNRFC web site. A few products may remain outdated while we continue to restore systems following a major computer upgrade. Thank you for your patience.

Short-Range Products (hourly timestep)

Long-Range Products (daily timestep)

Back to Ensemble Products Map

Location:

<<< Previous Ensemble Location (WADN2) | Next Ensemble Location (CEMC1) >>>

WEST FORK CARSON RIVER - WOODFORDS (WOOC1)

Latitude: 38.77º N	Longitude: 119.83º W	Elevation: 5755 Feet
Location: Alpine County in California		Bulletin Group: Eastern Sierra		River Group: Eastern Sierra

Issuance Time:

Jun 22, 2025 at 11:01 AM PDT

Action/Monitor: 12.5 Feet

Minor Flood: 13.5 Feet

Moderate Flood: 14.5 Feet

Major Flood: 15.0 Feet

Please Note:

Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Threshold Exceedance Plot Product Information

CSV Ensemble Files (Data in kcfs): Forecast Group | WOOC1

Select Threshold to Use: Threshold Value: Threshold Label:

Show:

		Official Forecast (Deterministic)

		Prob. of Threshold Exceedance
		Model Traces

What information is considered in this forecast?

Verification / Historical Plots
<-- Previous Forecast	Forecast Date: Forecast Cycle:

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Flood Impacts
15.5 Feet	Disastrous, record flooding along entire reach of West Fork Carson River in both Alpine County, California, and Douglas County, Nevada. Extensive damage to homes, businesses, schools, roads, bridges, and irrigation systems. Communications, power, and transportation systems severely disrupted. Many highways, roads, and bridges impassable. Roughly Similar peak level to January 1997 event.
15.0 Feet	Major Flooding. Substantial damage to homes, businesses, schools, and property in south Carson Valley from Centerville to Genoa. Many local roads flood including Centerville, Mottsville, and Muller Lanes. Interruption of power, communications, and water systems. Major flooding also in Alpine County, California, near Woodfords and Paynesville. CA Highways 89 and 88, and NV Highway 88 flood. Downstream Hwy 395 floods.
14.5 Feet	Moderate flooding in southwest Carson Valley between Centerville and Genoa, with some damage to homes and businesses. Many local roads flooded in this area. Minor to moderate flooding in Alpine County, California, near Woodfords and Paynesville. Lane or road closures on Highway 395 north of Stephanie Way likely if combined with flood flows on the East Fork. Similar peak level to December 2005 event.
14.0 Feet	Minor flooding in the southwestern Carson Valley between Centerville and Genoa,impacting agricultural areas, local roads, and outbuildings. Impacts will be more significant if heavy rain and/or snowmelt cause significant rises in small creeks draining the east side of the Carson Range below Woodfords. Possible lane closures on Highway 395 north of Stephanie Way if combined with flood flows on the East Fork. Similar peak level to January 2017 event and May 2017 peak snowmelt.
13.5 Feet	Minor flooding begins in lowest areas along the West Fork of the Carson River in southwest Carson Valley including agricultural areas, local roads and outbuildings. Residents along the river should prepare for more serious flooding if there are additional rises expected due to snowmelt and/or rainfall runoff. Impacts will be more significant if heavy rain and/or snowmelt causes significant rises in small creeks draining the east side of the Carson Range below Woodfords. Similar to peak of Feb 2017 event.
12.5 Feet	Monitoring Stage. No flooding occurs. However, residents along the West Fork Carson River should be prepared for flooding if there are additional rises expected due to snowmelt and/or rainfall runoff.

Official 7 Day National Weather Service Forecast (CAZ072)

Today: Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs 63 to 73. Northeast winds 10 to 15 mph.

Tonight: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then clear after midnight. Lows 37 to 47. Light winds.

Tuesday: Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs 68 to 78. Light winds.

Tuesday Night: Clear. Lows 41 to 51. West winds around 10 mph in the evening becoming light.

Wednesday: Sunny. Highs 72 to 82. Light winds.

Wednesday Night: Clear. Lows 42 to 52.

Thursday through Saturday Night: Clear. Highs 75 to 85. Lows 43 to 53.

Sunday: Sunny. Highs 81 to 91.

NWS RSS Feed