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

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WEST WALKER RIVER - HUDSON (WWHN2)
Latitude: 38.81º NLongitude: 119.23º WElevation: 4650 Feet
Location: Lyon County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Jun 30 2025 at 6:50 AM PDTNext Issuance: Jul 01 2025 at 9:00 AM PDT
Action/Monitor: 5.0 FeetMinor Flood: 6.0 FeetModerate Flood: N/A Major Flood: N/A

Please Note:
1) Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

2) At extremely low river flows, the "Observed (Raw Data)" may show readings below the lower end of the available rating table, while the "Observed (Simulated)" will only show values at the bottom of the rating table, creating a potential discrepancy between the two readings.
Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View US Geological Survey (USGS) Data for this station location.

Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (NVZ001)
Tonight: Clear. Lows 58 to 68. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening.

Tuesday: Sunny. Highs 89 to 99. South winds 10 to 15 mph.

Tuesday Night: Clear. Lows 55 to 65. West winds 10 to 15 mph.

Wednesday: Sunny. Highs 85 to 95. Light winds becoming south around 10 mph in the afternoon.

Wednesday Night: Partly cloudy. Lows 58 to 68. West winds 10 to 15 mph.

Thursday: Sunny. Highs 84 to 94.

Thursday Night: Partly cloudy in the evening then becoming clear. Lows 53 to 63.

Independence Day through Monday: Clear. Highs 86 to 96. Lows 54 to 64.
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.