| 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: | May 08 2025 at 7:59 AM PDT | Next Issuance: | May 09 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: 05/08/2025 at 07:59 AM PDT # Data Interval: 1 Hour # # Most Recent Date & Time of Maximum Observed: 05/05/2025 at 03:00 AM PDT # Maximum Observed Stage: 4.98 Feet # Maximum Observed Flow: 325 cfs # # Earliest Date & Time of Maximum Forecast: 05/12/2025 at 06:00 AM PDT # Maximum Forecast Stage: 4.86 Feet # Maximum Forecast Flow: 294 cfs # # OBSERVED # # Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status # --------------------------------------------------------------------------------- 05/03/2025 07 AM PDT 4.72 259 Normal 05/03/2025 08 AM PDT 4.72 259 0 Normal 05/03/2025 09 AM PDT 4.71 256 - Normal 05/03/2025 10 AM PDT 4.71 256 0 Normal 05/03/2025 11 AM PDT 4.71 256 0 Normal 05/03/2025 12 PM PDT 4.71 256 0 Normal 05/03/2025 01 PM PDT 4.70 254 - Normal 05/03/2025 02 PM PDT 4.71 256 + Normal 05/03/2025 03 PM PDT 4.69 252 - Normal 05/03/2025 04 PM PDT 4.70 254 + Normal 05/03/2025 05 PM PDT 4.69 252 - Normal 05/03/2025 06 PM PDT 4.70 254 + Normal 05/03/2025 07 PM PDT 4.69 252 - Normal 05/03/2025 08 PM PDT 4.70 254 + Normal 05/03/2025 09 PM PDT 4.69 252 - Normal 05/03/2025 10 PM PDT 4.68 249 - Normal 05/03/2025 11 PM PDT 4.68 249 0 Normal 05/04/2025 12 AM PDT 4.69 252 + Normal 05/04/2025 01 AM PDT 4.69 252 0 Normal 05/04/2025 02 AM PDT 4.68 249 - Normal 05/04/2025 03 AM PDT 4.69 252 + Normal 05/04/2025 04 AM PDT 4.71 256 + Normal 05/04/2025 05 AM PDT 4.75 266 + Normal 05/04/2025 06 AM PDT 4.78 274 + Normal 05/04/2025 07 AM PDT 4.83 286 + Normal 05/04/2025 08 AM PDT 4.86 294 + Normal 05/04/2025 09 AM PDT 4.87 296 + Normal 05/04/2025 10 AM PDT 4.90 304 + Normal 05/04/2025 11 AM PDT 4.90 304 0 Normal 05/04/2025 12 PM PDT 4.93 312 + Normal 05/04/2025 01 PM PDT 4.93 312 0 Normal 05/04/2025 02 PM PDT 4.93 312 0 Normal 05/04/2025 03 PM PDT 4.94 315 + Normal 05/04/2025 04 PM PDT 4.94 315 0 Normal 05/04/2025 05 PM PDT 4.93 312 - Normal 05/04/2025 06 PM PDT 4.93 312 0 Normal 05/04/2025 07 PM PDT 4.94 315 + Normal 05/04/2025 08 PM PDT 4.95 317 + Normal 05/04/2025 09 PM PDT 4.96 320 + Normal 05/04/2025 10 PM PDT 4.96 320 0 Normal 05/04/2025 11 PM PDT 4.97 323 + Normal 05/05/2025 12 AM PDT 4.97 323 0 Normal 05/05/2025 01 AM PDT 4.97 323 0 Normal 05/05/2025 02 AM PDT 4.98 325 + Normal 05/05/2025 03 AM PDT 4.98 325 0 Normal 05/05/2025 04 AM PDT 4.97 323 - Normal 05/05/2025 05 AM PDT 4.96 320 - Normal 05/05/2025 06 AM PDT 4.94 315 - Normal 05/05/2025 07 AM PDT 4.94 315 0 Normal 05/05/2025 08 AM PDT 4.94 315 0 Normal 05/05/2025 09 AM PDT 4.93 312 - Normal 05/05/2025 10 AM PDT 4.93 312 0 Normal 05/05/2025 11 AM PDT 4.90 304 - Normal 05/05/2025 12 PM PDT 4.87 296 - Normal 05/05/2025 01 PM PDT 4.85 291 - Normal 05/05/2025 02 PM PDT 4.84 289 - Normal 05/05/2025 03 PM PDT 4.84 289 0 Normal 05/05/2025 04 PM PDT 4.84 289 0 Normal 05/05/2025 05 PM PDT 4.84 289 0 Normal 05/05/2025 06 PM PDT 4.83 286 - Normal 05/05/2025 07 PM PDT 4.83 286 0 Normal 05/05/2025 08 PM PDT 4.82 284 - Normal 05/05/2025 09 PM PDT 4.83 286 + Normal 05/05/2025 10 PM PDT 4.82 284 - Normal 05/05/2025 11 PM PDT 4.84 289 + Normal 05/06/2025 12 AM PDT 4.83 286 - Normal 05/06/2025 01 AM PDT 4.84 289 + Normal 05/06/2025 02 AM PDT 4.82 284 - Normal 05/06/2025 03 AM PDT 4.84 289 + Normal 05/06/2025 04 AM PDT 4.83 286 - Normal 05/06/2025 05 AM PDT 4.83 286 0 Normal 05/06/2025 06 AM PDT 4.83 286 0 Normal 05/06/2025 07 AM PDT 4.83 286 0 Normal 05/06/2025 08 AM PDT 4.83 286 0 Normal 05/06/2025 09 AM PDT 4.82 284 - Normal 05/06/2025 10 AM PDT 4.81 281 - Normal 05/06/2025 11 AM PDT 4.82 284 + Normal 05/06/2025 12 PM PDT 4.81 281 - Normal 05/06/2025 01 PM PDT 4.81 281 0 Normal 05/06/2025 02 PM PDT 4.80 279 - Normal 05/06/2025 03 PM PDT 4.80 279 0 Normal 05/06/2025 04 PM PDT 4.79 276 - Normal 05/06/2025 05 PM PDT 4.79 276 0 Normal 05/06/2025 06 PM PDT 4.78 274 - Normal 05/06/2025 07 PM PDT 4.78 274 0 Normal 05/06/2025 08 PM PDT 4.77 271 - Normal 05/06/2025 09 PM PDT 4.77 271 0 Normal 05/06/2025 10 PM PDT 4.77 271 0 Normal 05/06/2025 11 PM PDT 4.77 271 0 Normal 05/07/2025 12 AM PDT 4.76 269 - Normal 05/07/2025 01 AM PDT 4.76 269 0 Normal 05/07/2025 02 AM PDT 4.77 271 + Normal 05/07/2025 03 AM PDT 4.76 269 - Normal 05/07/2025 04 AM PDT 4.75 266 - Normal 05/07/2025 05 AM PDT 4.76 269 + Normal 05/07/2025 06 AM PDT 4.75 266 - Normal 05/07/2025 07 AM PDT 4.76 269 + Normal 05/07/2025 08 AM PDT 4.76 269 0 Normal 05/07/2025 09 AM PDT 4.77 271 + Normal 05/07/2025 10 AM PDT 4.77 271 0 Normal 05/07/2025 11 AM PDT 4.77 271 0 Normal 05/07/2025 12 PM PDT 4.78 274 + Normal 05/07/2025 01 PM PDT 4.78 274 0 Normal 05/07/2025 02 PM PDT 4.78 274 0 Normal 05/07/2025 03 PM PDT 4.78 274 0 Normal 05/07/2025 04 PM PDT 4.78 274 0 Normal 05/07/2025 05 PM PDT 4.78 274 0 Normal 05/07/2025 06 PM PDT 4.78 274 0 Normal 05/07/2025 07 PM PDT 4.76 269 - Normal 05/07/2025 08 PM PDT 4.76 269 0 Normal 05/07/2025 09 PM PDT 4.76 269 0 Normal 05/07/2025 10 PM PDT 4.76 269 0 Normal 05/07/2025 11 PM PDT 4.75 266 - Normal 05/08/2025 12 AM PDT 4.75 266 0 Normal 05/08/2025 01 AM PDT 4.75 266 0 Normal 05/08/2025 02 AM PDT 4.74 264 - Normal 05/08/2025 03 AM PDT 4.75 266 + Normal 05/08/2025 04 AM PDT 4.74 264 - Normal 05/08/2025 05 AM PDT 4.76 269 + Normal 05/08/2025 06 AM PDT 4.77 271 + Normal 05/08/2025 07 AM PDT 4.77 271 0 Normal # # FORECAST # # Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status # --------------------------------------------------------------------------------- 05/08/2025 08 AM PDT 4.77 271 Normal 05/08/2025 09 AM PDT 4.77 271 0 Normal 05/08/2025 10 AM PDT 4.78 274 + Normal 05/08/2025 11 AM PDT 4.78 274 0 Normal 05/08/2025 12 PM PDT 4.78 274 0 Normal 05/08/2025 01 PM PDT 4.78 274 0 Normal 05/08/2025 02 PM PDT 4.78 274 0 Normal 05/08/2025 03 PM PDT 4.79 276 + Normal 05/08/2025 04 PM PDT 4.79 276 0 Normal 05/08/2025 05 PM PDT 4.79 276 0 Normal 05/08/2025 06 PM PDT 4.79 276 0 Normal 05/08/2025 07 PM PDT 4.79 276 0 Normal 05/08/2025 08 PM PDT 4.79 276 0 Normal 05/08/2025 09 PM PDT 4.79 276 0 Normal 05/08/2025 10 PM PDT 4.79 276 0 Normal 05/08/2025 11 PM PDT 4.79 276 0 Normal 05/09/2025 12 AM PDT 4.79 276 0 Normal 05/09/2025 01 AM PDT 4.79 276 0 Normal 05/09/2025 02 AM PDT 4.79 276 0 Normal 05/09/2025 03 AM PDT 4.79 276 0 Normal 05/09/2025 04 AM PDT 4.80 279 + Normal 05/09/2025 05 AM PDT 4.80 279 0 Normal 05/09/2025 06 AM PDT 4.80 279 0 Normal 05/09/2025 07 AM PDT 4.80 279 0 Normal 05/09/2025 08 AM PDT 4.80 279 0 Normal 05/09/2025 09 AM PDT 4.80 279 0 Normal 05/09/2025 10 AM PDT 4.81 281 + Normal 05/09/2025 11 AM PDT 4.81 281 0 Normal 05/09/2025 12 PM PDT 4.81 281 0 Normal 05/09/2025 01 PM PDT 4.81 281 0 Normal 05/09/2025 02 PM PDT 4.81 281 0 Normal 05/09/2025 03 PM PDT 4.81 281 0 Normal 05/09/2025 04 PM PDT 4.81 281 0 Normal 05/09/2025 05 PM PDT 4.82 284 + Normal 05/09/2025 06 PM PDT 4.81 281 - Normal 05/09/2025 07 PM PDT 4.81 281 0 Normal 05/09/2025 08 PM PDT 4.81 281 0 Normal 05/09/2025 09 PM PDT 4.82 284 + Normal 05/09/2025 10 PM PDT 4.82 284 0 Normal 05/09/2025 11 PM PDT 4.82 284 0 Normal 05/10/2025 12 AM PDT 4.82 284 0 Normal 05/10/2025 01 AM PDT 4.82 284 0 Normal 05/10/2025 02 AM PDT 4.82 284 0 Normal 05/10/2025 03 AM PDT 4.82 284 0 Normal 05/10/2025 04 AM PDT 4.82 284 0 Normal 05/10/2025 05 AM PDT 4.82 284 0 Normal 05/10/2025 06 AM PDT 4.83 286 + Normal 05/10/2025 07 AM PDT 4.83 286 0 Normal 05/10/2025 08 AM PDT 4.83 286 0 Normal 05/10/2025 09 AM PDT 4.83 286 0 Normal 05/10/2025 10 AM PDT 4.83 286 0 Normal 05/10/2025 11 AM PDT 4.83 286 0 Normal 05/10/2025 12 PM PDT 4.83 286 0 Normal 05/10/2025 01 PM PDT 4.83 286 0 Normal 05/10/2025 02 PM PDT 4.83 286 0 Normal 05/10/2025 03 PM PDT 4.84 289 + Normal 05/10/2025 04 PM PDT 4.84 289 0 Normal 05/10/2025 05 PM PDT 4.84 289 0 Normal 05/10/2025 06 PM PDT 4.83 286 - Normal 05/10/2025 07 PM PDT 4.83 286 0 Normal 05/10/2025 08 PM PDT 4.83 286 0 Normal 05/10/2025 09 PM PDT 4.83 286 0 Normal 05/10/2025 10 PM PDT 4.83 286 0 Normal 05/10/2025 11 PM PDT 4.83 286 0 Normal 05/11/2025 12 AM PDT 4.83 286 0 Normal 05/11/2025 01 AM PDT 4.84 289 + Normal 05/11/2025 02 AM PDT 4.84 289 0 Normal 05/11/2025 03 AM PDT 4.84 289 0 Normal 05/11/2025 04 AM PDT 4.84 289 0 Normal 05/11/2025 05 AM PDT 4.84 289 0 Normal 05/11/2025 06 AM PDT 4.84 289 0 Normal 05/11/2025 07 AM PDT 4.84 289 0 Normal 05/11/2025 08 AM PDT 4.85 291 + Normal 05/11/2025 09 AM PDT 4.85 291 0 Normal 05/11/2025 10 AM PDT 4.85 291 0 Normal 05/11/2025 11 AM PDT 4.85 291 0 Normal 05/11/2025 12 PM PDT 4.85 291 0 Normal 05/11/2025 01 PM PDT 4.85 291 0 Normal 05/11/2025 02 PM PDT 4.85 291 0 Normal 05/11/2025 03 PM PDT 4.85 291 0 Normal 05/11/2025 04 PM PDT 4.85 291 0 Normal 05/11/2025 05 PM PDT 4.85 291 0 Normal 05/11/2025 06 PM PDT 4.85 291 0 Normal 05/11/2025 07 PM PDT 4.85 291 0 Normal 05/11/2025 08 PM PDT 4.85 291 0 Normal 05/11/2025 09 PM PDT 4.85 291 0 Normal 05/11/2025 10 PM PDT 4.85 291 0 Normal 05/11/2025 11 PM PDT 4.85 291 0 Normal 05/12/2025 12 AM PDT 4.85 291 0 Normal 05/12/2025 01 AM PDT 4.85 291 0 Normal 05/12/2025 02 AM PDT 4.85 291 0 Normal 05/12/2025 03 AM PDT 4.85 291 0 Normal 05/12/2025 04 AM PDT 4.85 291 0 Normal 05/12/2025 05 AM PDT 4.85 291 0 Normal 05/12/2025 06 AM PDT 4.86 294 + Normal 05/12/2025 07 AM PDT 4.86 294 0 Normal 05/12/2025 08 AM PDT 4.86 294 0 Normal 05/12/2025 09 AM PDT 4.86 294 0 Normal 05/12/2025 10 AM PDT 4.86 294 0 Normal 05/12/2025 11 AM PDT 4.86 294 0 Normal 05/12/2025 12 PM PDT 4.86 294 0 Normal 05/12/2025 01 PM PDT 4.86 294 0 Normal 05/12/2025 02 PM PDT 4.86 294 0 Normal 05/12/2025 03 PM PDT 4.86 294 0 Normal 05/12/2025 04 PM PDT 4.86 294 0 Normal 05/12/2025 05 PM PDT 4.86 294 0 Normal 05/12/2025 06 PM PDT 4.86 294 0 Normal 05/12/2025 07 PM PDT 4.86 294 0 Normal 05/12/2025 08 PM PDT 4.85 291 - Normal 05/12/2025 09 PM PDT 4.85 291 0 Normal 05/12/2025 10 PM PDT 4.85 291 0 Normal 05/12/2025 11 PM PDT 4.85 291 0 Normal 05/13/2025 12 AM PDT 4.85 291 0 Normal 05/13/2025 01 AM PDT 4.85 291 0 Normal 05/13/2025 02 AM PDT 4.85 291 0 Normal 05/13/2025 03 AM PDT 4.85 291 0 Normal 05/13/2025 04 AM PDT 4.85 291 0 Normal 05/13/2025 05 AM PDT 4.85 291 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. |