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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: | Mar 20 2026 at 7:38 AM PDT | Next Issuance: | Mar 20 2026 at 3:00 PM PDT
| |
| Action/Monitor: 9.0 Feet | Minor Flood: 9.8 Feet | Moderate Flood: 11.0 Feet | Major Flood: 11.6 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Walker River - Mason at Snyder Lane (MASN2)
#
# File Generation Time: 03/20/2026 at 09:45 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/17/2026 at 02:00 AM PDT
# Maximum Observed Stage: 4.99 Feet
# Maximum Observed Flow: 293 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/22/2026 at 10:00 AM PDT
# Maximum Forecast Stage: 4.79 Feet
# Maximum Forecast Flow: 251 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/15/2026 09 AM PDT 4.91 276 Normal
03/15/2026 10 AM PDT 4.89 272 - Normal
03/15/2026 11 AM PDT 4.89 272 0 Normal
03/15/2026 12 PM PDT 4.90 274 + Normal
03/15/2026 01 PM PDT 4.89 272 - Normal
03/15/2026 02 PM PDT 4.88 270 - Normal
03/15/2026 03 PM PDT 4.91 276 + Normal
03/15/2026 04 PM PDT 4.89 272 - Normal
03/15/2026 05 PM PDT 4.90 274 + Normal
03/15/2026 06 PM PDT 4.89 272 - Normal
03/15/2026 07 PM PDT 4.90 274 + Normal
03/15/2026 08 PM PDT 4.89 272 - Normal
03/15/2026 09 PM PDT 4.92 278 + Normal
03/15/2026 10 PM PDT 4.91 276 - Normal
03/15/2026 11 PM PDT 4.91 276 0 Normal
03/16/2026 12 AM PDT 4.92 278 + Normal
03/16/2026 01 AM PDT 4.92 278 0 Normal
03/16/2026 02 AM PDT 4.92 278 0 Normal
03/16/2026 03 AM PDT 4.93 280 + Normal
03/16/2026 04 AM PDT 4.92 278 - Normal
03/16/2026 05 AM PDT 4.94 282 + Normal
03/16/2026 06 AM PDT 4.94 282 0 Normal
03/16/2026 07 AM PDT 4.93 280 - Normal
03/16/2026 08 AM PDT 4.93 280 0 Normal
03/16/2026 09 AM PDT 4.94 282 + Normal
03/16/2026 10 AM PDT 4.93 280 - Normal
03/16/2026 11 AM PDT 4.95 284 + Normal
03/16/2026 12 PM PDT 4.96 287 + Normal
03/16/2026 01 PM PDT 4.96 287 0 Normal
03/16/2026 02 PM PDT 4.98 291 + Normal
03/16/2026 03 PM PDT 4.97 289 - Normal
03/16/2026 04 PM PDT 4.96 287 - Normal
03/16/2026 05 PM PDT 4.96 287 0 Normal
03/16/2026 06 PM PDT 4.96 287 0 Normal
03/16/2026 07 PM PDT 4.98 291 + Normal
03/16/2026 08 PM PDT 4.98 291 0 Normal
03/16/2026 09 PM PDT 4.97 289 - Normal
03/16/2026 10 PM PDT 4.98 291 + Normal
03/16/2026 11 PM PDT 4.99 293 + Normal
03/17/2026 12 AM PDT 4.97 289 - Normal
03/17/2026 01 AM PDT 4.98 291 + Normal
03/17/2026 02 AM PDT 4.99 293 + Normal
03/17/2026 03 AM PDT 4.98 291 - Normal
03/17/2026 04 AM PDT 4.98 291 0 Normal
03/17/2026 05 AM PDT 4.97 289 - Normal
03/17/2026 06 AM PDT 4.97 289 0 Normal
03/17/2026 07 AM PDT 4.96 287 - Normal
03/17/2026 08 AM PDT 4.96 287 0 Normal
03/17/2026 09 AM PDT 4.95 284 - Normal
03/17/2026 10 AM PDT 4.95 284 0 Normal
03/17/2026 11 AM PDT 4.93 280 - Normal
03/17/2026 12 PM PDT 4.90 274 - Normal
03/17/2026 01 PM PDT 4.87 267 - Normal
03/17/2026 02 PM PDT 4.87 267 0 Normal
03/17/2026 03 PM PDT 4.86 265 - Normal
03/17/2026 04 PM PDT 4.84 261 - Normal
03/17/2026 05 PM PDT 4.84 261 0 Normal
03/17/2026 06 PM PDT 4.83 259 - Normal
03/17/2026 07 PM PDT 4.82 257 - Normal
03/17/2026 08 PM PDT 4.81 255 - Normal
03/17/2026 09 PM PDT 4.80 253 - Normal
03/17/2026 10 PM PDT 4.78 249 - Normal
03/17/2026 11 PM PDT 4.78 249 0 Normal
03/18/2026 12 AM PDT 4.78 249 0 Normal
03/18/2026 01 AM PDT 4.77 247 - Normal
03/18/2026 02 AM PDT 4.76 245 - Normal
03/18/2026 03 AM PDT 4.75 243 - Normal
03/18/2026 04 AM PDT 4.76 245 + Normal
03/18/2026 05 AM PDT 4.77 247 + Normal
03/18/2026 06 AM PDT 4.76 245 - Normal
03/18/2026 07 AM PDT 4.75 243 - Normal
03/18/2026 08 AM PDT 4.75 243 0 Normal
03/18/2026 09 AM PDT 4.75 243 0 Normal
03/18/2026 10 AM PDT 4.75 243 0 Normal
03/18/2026 11 AM PDT 4.74 241 - Normal
03/18/2026 12 PM PDT 4.74 241 0 Normal
03/18/2026 01 PM PDT 4.72 237 - Normal
03/18/2026 02 PM PDT 4.72 237 0 Normal
03/18/2026 03 PM PDT 4.71 235 - Normal
03/18/2026 04 PM PDT 4.70 233 - Normal
03/18/2026 05 PM PDT 4.70 233 0 Normal
03/18/2026 06 PM PDT 4.69 231 - Normal
03/18/2026 07 PM PDT 4.71 235 + Normal
03/18/2026 08 PM PDT 4.70 233 - Normal
03/18/2026 09 PM PDT 4.72 237 + Normal
03/18/2026 10 PM PDT 4.72 237 0 Normal
03/18/2026 11 PM PDT 4.72 237 0 Normal
03/19/2026 12 AM PDT 4.72 237 0 Normal
03/19/2026 01 AM PDT 4.73 239 + Normal
03/19/2026 02 AM PDT 4.72 237 - Normal
03/19/2026 03 AM PDT 4.71 235 - Normal
03/19/2026 04 AM PDT 4.73 239 + Normal
03/19/2026 05 AM PDT 4.72 237 - Normal
03/19/2026 06 AM PDT 4.73 239 + Normal
03/19/2026 07 AM PDT 4.73 239 0 Normal
03/19/2026 08 AM PDT 4.72 237 - Normal
03/19/2026 09 AM PDT 4.73 239 + Normal
03/19/2026 10 AM PDT 4.73 239 0 Normal
03/19/2026 11 AM PDT 4.72 237 - Normal
03/19/2026 12 PM PDT 4.72 237 0 Normal
03/19/2026 01 PM PDT 4.69 231 - Normal
03/19/2026 02 PM PDT 4.69 231 0 Normal
03/19/2026 03 PM PDT 4.68 229 - Normal
03/19/2026 04 PM PDT 4.69 231 + Normal
03/19/2026 05 PM PDT 4.66 225 - Normal
03/19/2026 06 PM PDT 4.67 227 + Normal
03/19/2026 07 PM PDT 4.67 227 0 Normal
03/19/2026 08 PM PDT 4.68 229 + Normal
03/19/2026 09 PM PDT 4.68 229 0 Normal
03/19/2026 10 PM PDT 4.68 229 0 Normal
03/19/2026 11 PM PDT 4.67 227 - Normal
03/20/2026 12 AM PDT 4.68 229 + Normal
03/20/2026 01 AM PDT 4.67 227 - Normal
03/20/2026 02 AM PDT 4.68 229 + Normal
03/20/2026 03 AM PDT 4.69 231 + Normal
03/20/2026 04 AM PDT 4.71 235 + Normal
03/20/2026 05 AM PDT 4.72 237 + Normal
03/20/2026 06 AM PDT 4.74 241 + Normal
03/20/2026 07 AM PDT 4.75 243 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/20/2026 09 AM PDT 4.75 243 Normal
03/20/2026 10 AM PDT 4.76 245 + Normal
03/20/2026 11 AM PDT 4.76 245 0 Normal
03/20/2026 12 PM PDT 4.76 245 0 Normal
03/20/2026 01 PM PDT 4.76 245 0 Normal
03/20/2026 02 PM PDT 4.76 245 0 Normal
03/20/2026 03 PM PDT 4.76 245 0 Normal
03/20/2026 04 PM PDT 4.77 247 + Normal
03/20/2026 05 PM PDT 4.77 247 0 Normal
03/20/2026 06 PM PDT 4.77 247 0 Normal
03/20/2026 07 PM PDT 4.77 247 0 Normal
03/20/2026 08 PM PDT 4.78 249 + Normal
03/20/2026 09 PM PDT 4.78 249 0 Normal
03/20/2026 10 PM PDT 4.78 249 0 Normal
03/20/2026 11 PM PDT 4.78 249 0 Normal
03/21/2026 12 AM PDT 4.78 249 0 Normal
03/21/2026 01 AM PDT 4.78 249 0 Normal
03/21/2026 02 AM PDT 4.78 249 0 Normal
03/21/2026 03 AM PDT 4.78 249 0 Normal
03/21/2026 04 AM PDT 4.78 249 0 Normal
03/21/2026 05 AM PDT 4.78 249 0 Normal
03/21/2026 06 AM PDT 4.78 249 0 Normal
03/21/2026 07 AM PDT 4.78 249 0 Normal
03/21/2026 08 AM PDT 4.78 249 0 Normal
03/21/2026 09 AM PDT 4.78 249 0 Normal
03/21/2026 10 AM PDT 4.78 249 0 Normal
03/21/2026 11 AM PDT 4.78 249 0 Normal
03/21/2026 12 PM PDT 4.78 249 0 Normal
03/21/2026 01 PM PDT 4.78 249 0 Normal
03/21/2026 02 PM PDT 4.78 249 0 Normal
03/21/2026 03 PM PDT 4.78 249 0 Normal
03/21/2026 04 PM PDT 4.78 249 0 Normal
03/21/2026 05 PM PDT 4.78 249 0 Normal
03/21/2026 06 PM PDT 4.78 249 0 Normal
03/21/2026 07 PM PDT 4.78 249 0 Normal
03/21/2026 08 PM PDT 4.78 249 0 Normal
03/21/2026 09 PM PDT 4.78 249 0 Normal
03/21/2026 10 PM PDT 4.78 249 0 Normal
03/21/2026 11 PM PDT 4.78 249 0 Normal
03/22/2026 12 AM PDT 4.78 249 0 Normal
03/22/2026 01 AM PDT 4.78 249 0 Normal
03/22/2026 02 AM PDT 4.78 249 0 Normal
03/22/2026 03 AM PDT 4.78 249 0 Normal
03/22/2026 04 AM PDT 4.78 249 0 Normal
03/22/2026 05 AM PDT 4.78 249 0 Normal
03/22/2026 06 AM PDT 4.78 249 0 Normal
03/22/2026 07 AM PDT 4.78 249 0 Normal
03/22/2026 08 AM PDT 4.78 249 0 Normal
03/22/2026 09 AM PDT 4.78 249 0 Normal
03/22/2026 10 AM PDT 4.79 251 + Normal
03/22/2026 11 AM PDT 4.79 251 0 Normal
03/22/2026 12 PM PDT 4.79 251 0 Normal
03/22/2026 01 PM PDT 4.79 251 0 Normal
03/22/2026 02 PM PDT 4.79 251 0 Normal
03/22/2026 03 PM PDT 4.79 251 0 Normal
03/22/2026 04 PM PDT 4.79 251 0 Normal
03/22/2026 05 PM PDT 4.79 251 0 Normal
03/22/2026 06 PM PDT 4.79 251 0 Normal
03/22/2026 07 PM PDT 4.79 251 0 Normal
03/22/2026 08 PM PDT 4.78 249 - Normal
03/22/2026 09 PM PDT 4.78 249 0 Normal
03/22/2026 10 PM PDT 4.78 249 0 Normal
03/22/2026 11 PM PDT 4.78 249 0 Normal
03/23/2026 12 AM PDT 4.78 249 0 Normal
03/23/2026 01 AM PDT 4.78 249 0 Normal
03/23/2026 02 AM PDT 4.78 249 0 Normal
03/23/2026 03 AM PDT 4.78 249 0 Normal
03/23/2026 04 AM PDT 4.78 249 0 Normal
03/23/2026 05 AM PDT 4.78 249 0 Normal
03/23/2026 06 AM PDT 4.78 249 0 Normal
03/23/2026 07 AM PDT 4.78 249 0 Normal
03/23/2026 08 AM PDT 4.78 249 0 Normal
03/23/2026 09 AM PDT 4.78 249 0 Normal
03/23/2026 10 AM PDT 4.78 249 0 Normal
03/23/2026 11 AM PDT 4.78 249 0 Normal
03/23/2026 12 PM PDT 4.78 249 0 Normal
03/23/2026 01 PM PDT 4.78 249 0 Normal
03/23/2026 02 PM PDT 4.78 249 0 Normal
03/23/2026 03 PM PDT 4.78 249 0 Normal
03/23/2026 04 PM PDT 4.78 249 0 Normal
03/23/2026 05 PM PDT 4.78 249 0 Normal
03/23/2026 06 PM PDT 4.78 249 0 Normal
03/23/2026 07 PM PDT 4.78 249 0 Normal
03/23/2026 08 PM PDT 4.78 249 0 Normal
03/23/2026 09 PM PDT 4.78 249 0 Normal
03/23/2026 10 PM PDT 4.78 249 0 Normal
03/23/2026 11 PM PDT 4.78 249 0 Normal
03/24/2026 12 AM PDT 4.78 249 0 Normal
03/24/2026 01 AM PDT 4.78 249 0 Normal
03/24/2026 02 AM PDT 4.78 249 0 Normal
03/24/2026 03 AM PDT 4.78 249 0 Normal
03/24/2026 04 AM PDT 4.78 249 0 Normal
03/24/2026 05 AM PDT 4.78 249 0 Normal
03/24/2026 06 AM PDT 4.78 249 0 Normal
03/24/2026 07 AM PDT 4.78 249 0 Normal
03/24/2026 08 AM PDT 4.78 249 0 Normal
03/24/2026 09 AM PDT 4.78 249 0 Normal
03/24/2026 10 AM PDT 4.78 249 0 Normal
03/24/2026 11 AM PDT 4.78 249 0 Normal
03/24/2026 12 PM PDT 4.78 249 0 Normal
03/24/2026 01 PM PDT 4.78 249 0 Normal
03/24/2026 02 PM PDT 4.78 249 0 Normal
03/24/2026 03 PM PDT 4.78 249 0 Normal
03/24/2026 04 PM PDT 4.78 249 0 Normal
03/24/2026 05 PM PDT 4.78 249 0 Normal
03/24/2026 06 PM PDT 4.78 249 0 Normal
03/24/2026 07 PM PDT 4.78 249 0 Normal
03/24/2026 08 PM PDT 4.78 249 0 Normal
03/24/2026 09 PM PDT 4.78 249 0 Normal
03/24/2026 10 PM PDT 4.78 249 0 Normal
03/24/2026 11 PM PDT 4.78 249 0 Normal
03/25/2026 12 AM PDT 4.78 249 0 Normal
03/25/2026 01 AM PDT 4.78 249 0 Normal
03/25/2026 02 AM PDT 4.78 249 0 Normal
03/25/2026 03 AM PDT 4.78 249 0 Normal
03/25/2026 04 AM PDT 4.78 249 0 Normal
03/25/2026 05 AM PDT 4.78 249 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.
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