CNRFC - Hydrology - River Guidance - Tabular Data

Location:

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KLAMATHRUSNAPSOUTHBAYSALINASSOCALSANDIEGOUPRSACLWRSACFTHRYUBAAMERICANCAPUTAHTULARESANJOAQNSANJOAQESIERRAHUMBOLDT = window.location.search; = new URLSearchParams(queryString); = window.location.href.split('?')[0] + "?" + urlParams.toString(); class="head">WALKER RIVER - MASON AT SNYDER LANE (MASN2)
Latitude: 38.92º N Longitude: 119.19º W Elevation: 4420 Feet Forecast Type: Official Location
Location: Lyon County in Nevada Bulletin Group: Eastern Sierra River Group: Eastern Sierra
Issuance Time: Nov 11 2026 at 7:38 AM PST Next Issuance: Nov 12 2026 at 9:00 AM PST width="16%">
Action: 9.0 Feet Minor Flood: 9.8 Feet Moderate Flood: 11.0 Feet Major Flood: 11.6 Feet
Please Note: Significant losses can occur in the Mason Valley upstream of the Mason stream gage. Increased forecast uncertainty exists in the long range forecast due to these unknown losses.

# Tabular Observed and Forecast Hydrograph Information River - Mason at Snyder Lane (MASN2) 11/11/2026 at 07:39 AM PST Date & Time of Maximum Observed: 11/07/2026 at 08:00 PM PST 3.65 Feet 81 cfs & Time of Maximum Forecast: 11/15/2026 at 03:00 AM PST 3.52 Feet 67 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 3.65 81 Normal 3.65 81 0 Normal 3.65 81 0 Normal 3.64 80 - Normal 3.63 79 - Normal 3.64 80 + Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.63 79 - Normal 3.64 80 + Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.65 81 + Normal 3.64 80 - Normal 3.64 80 0 Normal 3.63 79 - Normal 3.64 80 + Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.65 81 + Normal 3.64 80 - Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.64 80 0 Normal 3.63 79 - Normal 3.63 79 0 Normal 3.63 79 0 Normal 3.62 78 - Normal 3.63 79 + Normal 3.63 79 0 Normal 3.62 78 - Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.61 77 - Normal 3.62 78 + Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.62 78 0 Normal 3.61 77 - Normal 3.61 77 0 Normal 3.61 77 0 Normal 3.61 77 0 Normal 3.61 77 0 Normal 3.60 76 - Normal 3.60 76 0 Normal 3.61 77 + Normal 3.60 76 - Normal 3.60 76 0 Normal 3.60 76 0 Normal 3.60 76 0 Normal 3.61 77 + Normal 3.61 77 0 Normal 3.61 77 0 Normal 3.61 77 0 Normal 3.61 77 0 Normal 3.60 76 - Normal 3.60 76 0 Normal 3.60 76 0 Normal 3.60 76 0 Normal 3.61 77 + Normal 3.61 77 0 Normal 3.60 76 - Normal 3.60 76 0 Normal 3.60 76 0 Normal 3.59 75 - Normal 3.60 76 + Normal 3.59 75 - Normal 3.59 75 0 Normal 3.57 72 - Normal 3.59 75 + Normal 3.59 75 0 Normal 3.59 75 0 Normal 3.57 72 - Normal 3.53 68 - Normal 3.52 67 - Normal 3.52 67 0 Normal 3.51 66 - Normal 3.51 66 0 Normal 3.51 66 0 Normal 3.50 65 - Normal 3.50 65 0 Normal 3.50 65 0 Normal 3.50 65 0 Normal 3.50 65 0 Normal 3.50 65 0 Normal 3.50 65 0 Normal 3.49 64 - Normal 3.46 61 - Normal Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 3.45 60 Normal 3.43 58 - Normal 3.42 58 - Normal 3.42 58 0 Normal 3.41 57 - Normal 3.40 56 - Normal 3.40 56 0 Normal 3.40 56 0 Normal 3.39 55 - Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.39 55 0 Normal 3.38 54 - Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.37 53 - Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.38 54 + Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.38 54 0 Normal 3.37 53 - Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.37 53 0 Normal 3.38 54 + Normal 3.38 54 0 Normal 3.39 55 + Normal 3.39 55 0 Normal 3.40 56 + Normal 3.40 56 0 Normal 3.41 57 + Normal 3.41 57 0 Normal 3.42 58 + Normal 3.42 58 0 Normal 3.43 58 + Normal 3.43 58 0 Normal 3.44 59 + Normal 3.44 59 0 Normal 3.44 59 0 Normal 3.45 60 + Normal 3.45 60 0 Normal 3.46 61 + Normal 3.46 61 0 Normal 3.47 62 + Normal 3.47 62 0 Normal 3.48 63 + Normal 3.48 63 0 Normal 3.49 64 + Normal 3.49 64 0 Normal 3.50 65 + Normal 3.50 65 0 Normal 3.51 66 + Normal 3.51 66 0 Normal 3.52 67 + Normal 3.52 67 0 Normal 3.52 67 0 Normal 3.51 66 - Normal 3.51 66 0 Normal 3.51 66 0 Normal 3.51 66 0 Normal 3.50 65 - Normal 3.50 65 0 Normal 3.50 65 0 Normal 3.49 64 - Normal 3.49 64 0 Normal 3.48 63 - Normal 3.48 63 0 Normal 3.48 63 0 Normal 3.47 62 - Normal 3.47 62 0 Normal 3.46 61 - Normal 3.46 61 0 Normal 3.46 61 0 Normal 3.46 61 0 Normal 3.46 61 0 Normal 3.45 60 - Normal 3.45 60 0 Normal 3.45 60 0 Normal 3.44 59 - Normal Stages are rounded to the nearest hundredth (.01) of a foot. Flows are rounded to the nearest (1) cfs. Trends are determined using hourly change in unrounded stage and flow. Maximum Values are determined using unrounded stage and flow. End Web Content -->
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