| Latitude: 38.92º N | Longitude: 119.19º W | Elevation: 4420 Feet | |||
| Location: Lyon County in Nevada | Bulletin Group: Eastern Sierra | River Group: Eastern Sierra | |||
| Issuance Time: | Jul 10 2025 at 7:48 AM PDT | Next Issuance: | Jul 11 2025 at 9:00 AM PDT |
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| SPECIAL 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 # # Location: Walker River - Mason at Snyder Lane (MASN2) # # File Generation Time: 07/10/2025 at 07:49 AM PDT # Data Interval: 1 Hour # # Most Recent Date & Time of Maximum Observed: 07/07/2025 at 12:00 PM PDT # Maximum Observed Stage: 4.34 Feet # Maximum Observed Flow: 165 cfs # # Earliest Date & Time of Maximum Forecast: 07/10/2025 at 08:00 AM PDT # Maximum Forecast Stage: 4.19 Feet # Maximum Forecast Flow: 137 cfs # # OBSERVED # # Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status # --------------------------------------------------------------------------------- 07/05/2025 07 AM PDT 4.19 137 Normal 07/05/2025 08 AM PDT 4.19 137 0 Normal 07/05/2025 09 AM PDT 4.20 138 + Normal 07/05/2025 10 AM PDT 4.21 140 + Normal 07/05/2025 11 AM PDT 4.23 144 + Normal 07/05/2025 12 PM PDT 4.24 146 + Normal 07/05/2025 01 PM PDT 4.25 148 + Normal 07/05/2025 02 PM PDT 4.26 149 + Normal 07/05/2025 03 PM PDT 4.26 149 0 Normal 07/05/2025 04 PM PDT 4.26 149 0 Normal 07/05/2025 05 PM PDT 4.26 149 0 Normal 07/05/2025 06 PM PDT 4.26 149 0 Normal 07/05/2025 07 PM PDT 4.26 149 0 Normal 07/05/2025 08 PM PDT 4.25 148 - Normal 07/05/2025 09 PM PDT 4.26 149 + Normal 07/05/2025 10 PM PDT 4.26 149 0 Normal 07/05/2025 11 PM PDT 4.25 148 - Normal 07/06/2025 12 AM PDT 4.26 149 + Normal 07/06/2025 01 AM PDT 4.25 148 - Normal 07/06/2025 02 AM PDT 4.25 148 0 Normal 07/06/2025 03 AM PDT 4.25 148 0 Normal 07/06/2025 04 AM PDT 4.26 149 + Normal 07/06/2025 05 AM PDT 4.25 148 - Normal 07/06/2025 06 AM PDT 4.27 151 + Normal 07/06/2025 07 AM PDT 4.27 151 0 Normal 07/06/2025 08 AM PDT 4.28 153 + Normal 07/06/2025 09 AM PDT 4.30 157 + Normal 07/06/2025 10 AM PDT 4.30 157 0 Normal 07/06/2025 11 AM PDT 4.30 157 0 Normal 07/06/2025 12 PM PDT 4.31 159 + Normal 07/06/2025 01 PM PDT 4.32 161 + Normal 07/06/2025 02 PM PDT 4.31 159 - Normal 07/06/2025 03 PM PDT 4.32 161 + Normal 07/06/2025 04 PM PDT 4.32 161 0 Normal 07/06/2025 05 PM PDT 4.32 161 0 Normal 07/06/2025 06 PM PDT 4.32 161 0 Normal 07/06/2025 07 PM PDT 4.32 161 0 Normal 07/06/2025 08 PM PDT 4.31 159 - Normal 07/06/2025 09 PM PDT 4.32 161 + Normal 07/06/2025 10 PM PDT 4.33 163 + Normal 07/06/2025 11 PM PDT 4.32 161 - Normal 07/07/2025 12 AM PDT 4.32 161 0 Normal 07/07/2025 01 AM PDT 4.31 159 - Normal 07/07/2025 02 AM PDT 4.31 159 0 Normal 07/07/2025 03 AM PDT 4.31 159 0 Normal 07/07/2025 04 AM PDT 4.32 161 + Normal 07/07/2025 05 AM PDT 4.32 161 0 Normal 07/07/2025 06 AM PDT 4.32 161 0 Normal 07/07/2025 07 AM PDT 4.33 163 + Normal 07/07/2025 08 AM PDT 4.33 163 0 Normal 07/07/2025 09 AM PDT 4.34 165 + Normal 07/07/2025 10 AM PDT 4.33 163 - Normal 07/07/2025 11 AM PDT 4.34 165 + Normal 07/07/2025 12 PM PDT 4.34 165 0 Normal 07/07/2025 01 PM PDT 4.32 161 - Normal 07/07/2025 02 PM PDT 4.30 157 - Normal 07/07/2025 03 PM PDT 4.29 155 - Normal 07/07/2025 04 PM PDT 4.28 153 - Normal 07/07/2025 05 PM PDT 4.27 151 - Normal 07/07/2025 06 PM PDT 4.25 148 - Normal 07/07/2025 07 PM PDT 4.25 148 0 Normal 07/07/2025 08 PM PDT 4.25 148 0 Normal 07/07/2025 09 PM PDT 4.24 146 - Normal 07/07/2025 10 PM PDT 4.24 146 0 Normal 07/07/2025 11 PM PDT 4.23 144 - Normal 07/08/2025 12 AM PDT 4.22 142 - Normal 07/08/2025 01 AM PDT 4.22 142 0 Normal 07/08/2025 02 AM PDT 4.22 142 0 Normal 07/08/2025 03 AM PDT 4.23 144 + Normal 07/08/2025 04 AM PDT 4.23 144 0 Normal 07/08/2025 05 AM PDT 4.22 142 - Normal 07/08/2025 06 AM PDT 4.22 142 0 Normal 07/08/2025 07 AM PDT 4.23 144 + Normal 07/08/2025 08 AM PDT 4.22 142 - Normal 07/08/2025 09 AM PDT 4.22 142 0 Normal 07/08/2025 10 AM PDT 4.22 142 0 Normal 07/08/2025 11 AM PDT 4.22 142 0 Normal 07/08/2025 12 PM PDT 4.21 140 - Normal 07/08/2025 01 PM PDT 4.21 140 0 Normal 07/08/2025 02 PM PDT 4.22 142 + Normal 07/08/2025 03 PM PDT 4.22 142 0 Normal 07/08/2025 04 PM PDT 4.22 142 0 Normal 07/08/2025 05 PM PDT 4.21 140 - Normal 07/08/2025 06 PM PDT 4.20 138 - Normal 07/08/2025 07 PM PDT 4.20 138 0 Normal 07/08/2025 08 PM PDT 4.19 137 - Normal 07/08/2025 09 PM PDT 4.18 135 - Normal 07/08/2025 10 PM PDT 4.18 135 0 Normal 07/08/2025 11 PM PDT 4.18 135 0 Normal 07/09/2025 12 AM PDT 4.17 133 - Normal 07/09/2025 01 AM PDT 4.17 133 0 Normal 07/09/2025 02 AM PDT 4.17 133 0 Normal 07/09/2025 03 AM PDT 4.17 133 0 Normal 07/09/2025 04 AM PDT 4.17 133 0 Normal 07/09/2025 05 AM PDT 4.16 131 - Normal 07/09/2025 06 AM PDT 4.16 131 0 Normal 07/09/2025 07 AM PDT 4.16 131 0 Normal 07/09/2025 08 AM PDT 4.16 131 0 Normal 07/09/2025 09 AM PDT 4.17 133 + Normal 07/09/2025 10 AM PDT 4.18 135 + Normal 07/09/2025 11 AM PDT 4.18 135 0 Normal 07/09/2025 12 PM PDT 4.19 137 + Normal 07/09/2025 01 PM PDT 4.20 138 + Normal 07/09/2025 02 PM PDT 4.20 138 0 Normal 07/09/2025 03 PM PDT 4.21 140 + Normal 07/09/2025 04 PM PDT 4.20 138 - Normal 07/09/2025 05 PM PDT 4.20 138 0 Normal 07/09/2025 06 PM PDT 4.19 137 - Normal 07/09/2025 07 PM PDT 4.19 137 0 Normal 07/09/2025 08 PM PDT 4.19 137 0 Normal 07/09/2025 09 PM PDT 4.19 137 0 Normal 07/09/2025 10 PM PDT 4.19 137 0 Normal 07/09/2025 11 PM PDT 4.19 137 0 Normal 07/10/2025 12 AM PDT 4.19 137 0 Normal 07/10/2025 01 AM PDT 4.19 137 0 Normal 07/10/2025 02 AM PDT 4.19 137 0 Normal 07/10/2025 03 AM PDT 4.19 137 0 Normal 07/10/2025 04 AM PDT 4.19 137 0 Normal 07/10/2025 05 AM PDT 4.19 137 0 Normal 07/10/2025 06 AM PDT 4.19 137 0 Normal 07/10/2025 07 AM PDT 4.19 137 0 Normal # # FORECAST # # Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status # --------------------------------------------------------------------------------- 07/10/2025 08 AM PDT 4.19 137 Normal 07/10/2025 09 AM PDT 4.18 135 - Normal 07/10/2025 10 AM PDT 4.18 135 0 Normal 07/10/2025 11 AM PDT 4.18 135 0 Normal 07/10/2025 12 PM PDT 4.18 135 0 Normal 07/10/2025 01 PM PDT 4.17 133 - Normal 07/10/2025 02 PM PDT 4.17 133 0 Normal 07/10/2025 03 PM PDT 4.17 133 0 Normal 07/10/2025 04 PM PDT 4.17 133 0 Normal 07/10/2025 05 PM PDT 4.17 133 0 Normal 07/10/2025 06 PM PDT 4.16 131 - Normal 07/10/2025 07 PM PDT 4.16 131 0 Normal 07/10/2025 08 PM PDT 4.16 131 0 Normal 07/10/2025 09 PM PDT 4.16 131 0 Normal 07/10/2025 10 PM PDT 4.15 130 - Normal 07/10/2025 11 PM PDT 4.15 130 0 Normal 07/11/2025 12 AM PDT 4.15 130 0 Normal 07/11/2025 01 AM PDT 4.14 128 - Normal 07/11/2025 02 AM PDT 4.14 128 0 Normal 07/11/2025 03 AM PDT 4.14 128 0 Normal 07/11/2025 04 AM PDT 4.13 126 - Normal 07/11/2025 05 AM PDT 4.13 126 0 Normal 07/11/2025 06 AM PDT 4.13 126 0 Normal 07/11/2025 07 AM PDT 4.12 124 - Normal 07/11/2025 08 AM PDT 4.12 124 0 Normal 07/11/2025 09 AM PDT 4.12 124 0 Normal 07/11/2025 10 AM PDT 4.12 124 0 Normal 07/11/2025 11 AM PDT 4.11 123 - Normal 07/11/2025 12 PM PDT 4.11 123 0 Normal 07/11/2025 01 PM PDT 4.11 123 0 Normal 07/11/2025 02 PM PDT 4.11 123 0 Normal 07/11/2025 03 PM PDT 4.11 123 0 Normal 07/11/2025 04 PM PDT 4.11 123 0 Normal 07/11/2025 05 PM PDT 4.10 121 - Normal 07/11/2025 06 PM PDT 4.09 119 - Normal 07/11/2025 07 PM PDT 4.09 119 0 Normal 07/11/2025 08 PM PDT 4.09 119 0 Normal 07/11/2025 09 PM PDT 4.09 119 0 Normal 07/11/2025 10 PM PDT 4.09 119 0 Normal 07/11/2025 11 PM PDT 4.09 119 0 Normal 07/12/2025 12 AM PDT 4.09 119 0 Normal 07/12/2025 01 AM PDT 4.08 118 - Normal 07/12/2025 02 AM PDT 4.08 118 0 Normal 07/12/2025 03 AM PDT 4.08 118 0 Normal 07/12/2025 04 AM PDT 4.08 118 0 Normal 07/12/2025 05 AM PDT 4.08 118 0 Normal 07/12/2025 06 AM PDT 4.08 118 0 Normal 07/12/2025 07 AM PDT 4.08 118 0 Normal 07/12/2025 08 AM PDT 4.08 118 0 Normal 07/12/2025 09 AM PDT 4.08 118 0 Normal 07/12/2025 10 AM PDT 4.08 118 0 Normal 07/12/2025 11 AM PDT 4.08 118 0 Normal 07/12/2025 12 PM PDT 4.08 118 0 Normal 07/12/2025 01 PM PDT 4.08 118 0 Normal 07/12/2025 02 PM PDT 4.08 118 0 Normal 07/12/2025 03 PM PDT 4.08 118 0 Normal 07/12/2025 04 PM PDT 4.08 118 0 Normal 07/12/2025 05 PM PDT 4.08 118 0 Normal 07/12/2025 06 PM PDT 4.07 116 - Normal 07/12/2025 07 PM PDT 4.07 116 0 Normal 07/12/2025 08 PM PDT 4.07 116 0 Normal 07/12/2025 09 PM PDT 4.07 116 0 Normal 07/12/2025 10 PM PDT 4.07 116 0 Normal 07/12/2025 11 PM PDT 4.07 116 0 Normal 07/13/2025 12 AM PDT 4.07 116 0 Normal 07/13/2025 01 AM PDT 4.07 116 0 Normal 07/13/2025 02 AM PDT 4.07 116 0 Normal 07/13/2025 03 AM PDT 4.07 116 0 Normal 07/13/2025 04 AM PDT 4.07 116 0 Normal 07/13/2025 05 AM PDT 4.07 116 0 Normal 07/13/2025 06 AM PDT 4.07 116 0 Normal 07/13/2025 07 AM PDT 4.07 116 0 Normal 07/13/2025 08 AM PDT 4.07 116 0 Normal 07/13/2025 09 AM PDT 4.07 116 0 Normal 07/13/2025 10 AM PDT 4.07 116 0 Normal 07/13/2025 11 AM PDT 4.07 116 0 Normal 07/13/2025 12 PM PDT 4.07 116 0 Normal 07/13/2025 01 PM PDT 4.07 116 0 Normal 07/13/2025 02 PM PDT 4.07 116 0 Normal 07/13/2025 03 PM PDT 4.07 116 0 Normal 07/13/2025 04 PM PDT 4.07 116 0 Normal 07/13/2025 05 PM PDT 4.07 116 0 Normal 07/13/2025 06 PM PDT 4.05 113 - Normal 07/13/2025 07 PM PDT 4.05 113 0 Normal 07/13/2025 08 PM PDT 4.05 113 0 Normal 07/13/2025 09 PM PDT 4.05 113 0 Normal 07/13/2025 10 PM PDT 4.05 113 0 Normal 07/13/2025 11 PM PDT 4.05 113 0 Normal 07/14/2025 12 AM PDT 4.05 113 0 Normal 07/14/2025 01 AM PDT 4.05 113 0 Normal 07/14/2025 02 AM PDT 4.05 113 0 Normal 07/14/2025 03 AM PDT 4.05 113 0 Normal 07/14/2025 04 AM PDT 4.05 113 0 Normal 07/14/2025 05 AM PDT 4.05 113 0 Normal 07/14/2025 06 AM PDT 4.05 113 0 Normal 07/14/2025 07 AM PDT 4.05 113 0 Normal 07/14/2025 08 AM PDT 4.05 113 0 Normal 07/14/2025 09 AM PDT 4.05 113 0 Normal 07/14/2025 10 AM PDT 4.05 113 0 Normal 07/14/2025 11 AM PDT 4.05 113 0 Normal 07/14/2025 12 PM PDT 4.05 113 0 Normal 07/14/2025 01 PM PDT 4.05 113 0 Normal 07/14/2025 02 PM PDT 4.05 113 0 Normal 07/14/2025 03 PM PDT 4.05 113 0 Normal 07/14/2025 04 PM PDT 4.05 113 0 Normal 07/14/2025 05 PM PDT 4.05 113 0 Normal 07/14/2025 06 PM PDT 4.04 111 - Normal 07/14/2025 07 PM PDT 4.04 111 0 Normal 07/14/2025 08 PM PDT 4.04 111 0 Normal 07/14/2025 09 PM PDT 4.04 111 0 Normal 07/14/2025 10 PM PDT 4.04 111 0 Normal 07/14/2025 11 PM PDT 4.04 111 0 Normal 07/15/2025 12 AM PDT 4.04 111 0 Normal 07/15/2025 01 AM PDT 4.04 111 0 Normal 07/15/2025 02 AM PDT 4.04 111 0 Normal 07/15/2025 03 AM PDT 4.04 111 0 Normal 07/15/2025 04 AM PDT 4.04 111 0 Normal 07/15/2025 05 AM PDT 4.04 111 0 Normal # # NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot. # NOTE 2: Flows are rounded to the nearest (1) cfs. # NOTE 3: Trends are determined using hourly change in unrounded stage and flow. # NOTE 4: Maximum Values are determined using unrounded stage and flow. |