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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 30, 2025 at 9:20 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

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		Official Forecast (Deterministic)

		Prob. of Threshold Exceedance
		Model Traces

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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 74 to 84. Light winds becoming west around 10 mph in the afternoon.

Tonight: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then clear after midnight. Lows 45 to 55. West winds around 10 mph in the evening becoming light.

Wednesday: Sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 73 to 83. Light winds.

Wednesday Night: Partly cloudy in the evening then clearing. Lows 45 to 55. West winds around 10 mph in the evening becoming light.

Thursday: Sunny. Highs 72 to 82. Light winds becoming southwest 10 to 15 mph with gusts up to 30 mph in the afternoon.

Thursday Night: Clear. Lows 41 to 51.

Independence Day and Friday Night: Clear. Highs 68 to 78. Lows 39 to 49.

Saturday through Monday: Clear. Highs 74 to 84. Lows 42 to 52.

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