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WEST WALKER RIVER - BELOW LITTLE WALKER RIVER NEAR COLEVILLE (WWBC1)
| Latitude: 38.38º N | Longitude: 119.45º W | Elevation: 6591 Feet | | Forecast Type: Official Location |
| Location: Mono County in California | Bulletin Group: Eastern Sierra | River Group: Eastern Sierra |
| Issuance Time: | Mar 09 2026 at 12:43 PM PDT | Next Issuance: | Mar 10 2026 at 9:00 AM PDT
| |
| Action/Monitor: 5.5 Feet | Minor Flood: 6.0 Feet | Moderate Flood: 6.8 Feet | Major Flood: 7.3 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: West Walker River - Blo Ltl Walker Nr Coleville (WWBC1)
#
# File Generation Time: 03/09/2026 at 12:43 PM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/04/2026 at 01:00 PM PST
# Maximum Observed Stage: 2.25 Feet
# Maximum Observed Flow: 281 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/14/2026 at 05:00 AM PDT
# Maximum Forecast Stage: 2.95 Feet
# Maximum Forecast Flow: 528 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/04/2026 11 AM PST 2.24 278 Normal
03/04/2026 12 PM PST 2.25 281 + Normal
03/04/2026 01 PM PST 2.25 281 0 Normal
03/04/2026 02 PM PST 2.23 276 - Normal
03/04/2026 03 PM PST 2.21 270 - Normal
03/04/2026 04 PM PST 2.21 270 0 Normal
03/04/2026 05 PM PST 2.21 270 0 Normal
03/04/2026 06 PM PST 2.21 270 0 Normal
03/04/2026 07 PM PST 2.21 270 0 Normal
03/04/2026 08 PM PST 2.22 273 + Normal
03/04/2026 09 PM PST 2.22 273 0 Normal
03/04/2026 10 PM PST 2.21 270 - Normal
03/04/2026 11 PM PST 2.21 270 0 Normal
03/05/2026 12 AM PST 2.21 270 0 Normal
03/05/2026 01 AM PST 2.20 267 - Normal
03/05/2026 02 AM PST 2.19 264 - Normal
03/05/2026 03 AM PST 2.19 264 0 Normal
03/05/2026 04 AM PST 2.17 259 - Normal
03/05/2026 05 AM PST 2.16 256 - Normal
03/05/2026 06 AM PST 2.15 254 - Normal
03/05/2026 07 AM PST 2.13 248 - Normal
03/05/2026 08 AM PST 2.12 246 - Normal
03/05/2026 09 AM PST 2.12 246 0 Normal
03/05/2026 10 AM PST 2.13 248 + Normal
03/05/2026 11 AM PST 2.14 251 + Normal
03/05/2026 12 PM PST 2.13 248 - Normal
03/05/2026 01 PM PST 2.13 248 0 Normal
03/05/2026 02 PM PST 2.11 243 - Normal
03/05/2026 03 PM PST 2.10 240 - Normal
03/05/2026 04 PM PST 2.12 246 + Normal
03/05/2026 05 PM PST 2.13 248 + Normal
03/05/2026 06 PM PST 2.13 248 0 Normal
03/05/2026 07 PM PST 2.15 254 + Normal
03/05/2026 08 PM PST 2.16 256 + Normal
03/05/2026 09 PM PST 2.15 254 - Normal
03/05/2026 10 PM PST 2.15 254 0 Normal
03/05/2026 11 PM PST 2.14 251 - Normal
03/06/2026 12 AM PST 2.12 246 - Normal
03/06/2026 01 AM PST 2.11 243 - Normal
03/06/2026 02 AM PST 2.11 243 0 Normal
03/06/2026 03 AM PST 2.10 240 - Normal
03/06/2026 04 AM PST 2.08 235 - Normal
03/06/2026 05 AM PST 2.07 233 - Normal
03/06/2026 06 AM PST 2.05 228 - Normal
03/06/2026 07 AM PST 2.04 225 - Normal
03/06/2026 08 AM PST 2.02 220 - Normal
03/06/2026 09 AM PST 2.02 220 0 Normal
03/06/2026 10 AM PST 2.00 216 - Normal
03/06/2026 11 AM PST 2.01 218 + Normal
03/06/2026 12 PM PST 2.01 218 0 Normal
03/06/2026 01 PM PST 2.02 220 + Normal
03/06/2026 02 PM PST 2.02 220 0 Normal
03/06/2026 03 PM PST 2.03 223 + Normal
03/06/2026 04 PM PST 2.03 223 0 Normal
03/06/2026 05 PM PST 2.06 230 + Normal
03/06/2026 06 PM PST 2.07 233 + Normal
03/06/2026 07 PM PST 2.08 235 + Normal
03/06/2026 08 PM PST 2.08 235 0 Normal
03/06/2026 09 PM PST 2.08 235 0 Normal
03/06/2026 10 PM PST 2.08 235 0 Normal
03/06/2026 11 PM PST 2.07 233 - Normal
03/07/2026 12 AM PST 2.05 228 - Normal
03/07/2026 01 AM PST 2.04 225 - Normal
03/07/2026 02 AM PST 2.02 220 - Normal
03/07/2026 03 AM PST 2.01 218 - Normal
03/07/2026 04 AM PST 1.99 213 - Normal
03/07/2026 05 AM PST 1.98 211 - Normal
03/07/2026 06 AM PST 1.96 206 - Normal
03/07/2026 07 AM PST 1.94 201 - Normal
03/07/2026 08 AM PST 1.93 199 - Normal
03/07/2026 09 AM PST 1.96 206 + Normal
03/07/2026 10 AM PST 1.96 206 0 Normal
03/07/2026 11 AM PST 1.93 199 - Normal
03/07/2026 12 PM PST 1.95 204 + Normal
03/07/2026 01 PM PST 1.99 213 + Normal
03/07/2026 02 PM PST 1.99 213 0 Normal
03/07/2026 03 PM PST 1.98 211 - Normal
03/07/2026 04 PM PST 1.96 206 - Normal
03/07/2026 05 PM PST 2.01 218 + Normal
03/07/2026 06 PM PST 2.02 220 + Normal
03/07/2026 07 PM PST 2.01 218 - Normal
03/07/2026 08 PM PST 2.03 223 + Normal
03/07/2026 09 PM PST 2.03 223 0 Normal
03/07/2026 10 PM PST 2.02 220 - Normal
03/07/2026 11 PM PST 2.01 218 - Normal
03/08/2026 12 AM PST 2.00 216 - Normal
03/08/2026 01 AM PST 1.99 213 - Normal
03/08/2026 03 AM PDT 1.97 208 - Normal
03/08/2026 04 AM PDT 1.96 206 - Normal
03/08/2026 05 AM PDT 1.96 206 0 Normal
03/08/2026 06 AM PDT 1.96 206 0 Normal
03/08/2026 07 AM PDT 1.96 206 0 Normal
03/08/2026 08 AM PDT 1.94 201 - Normal
03/08/2026 09 AM PDT 1.94 201 0 Normal
03/08/2026 10 AM PDT 1.93 199 - Normal
03/08/2026 11 AM PDT 1.94 201 + Normal
03/08/2026 12 PM PDT 1.94 201 0 Normal
03/08/2026 01 PM PDT 1.95 204 + Normal
03/08/2026 02 PM PDT 1.95 204 0 Normal
03/08/2026 03 PM PDT 1.95 204 0 Normal
03/08/2026 04 PM PDT 1.94 201 - Normal
03/08/2026 05 PM PDT 1.94 201 0 Normal
03/08/2026 06 PM PDT 1.95 204 + Normal
03/08/2026 07 PM PDT 1.96 206 + Normal
03/08/2026 08 PM PDT 1.98 211 + Normal
03/08/2026 09 PM PDT 2.00 216 + Normal
03/08/2026 10 PM PDT 2.02 220 + Normal
03/08/2026 11 PM PDT 2.03 223 + Normal
03/09/2026 12 AM PDT 2.04 225 + Normal
03/09/2026 01 AM PDT 2.05 228 + Normal
03/09/2026 02 AM PDT 2.05 228 0 Normal
03/09/2026 03 AM PDT 2.04 225 - Normal
03/09/2026 04 AM PDT 2.05 228 + Normal
03/09/2026 05 AM PDT 2.04 225 - Normal
03/09/2026 06 AM PDT 2.04 225 0 Normal
03/09/2026 07 AM PDT 2.03 223 - Normal
03/09/2026 08 AM PDT 2.02 220 - Normal
03/09/2026 09 AM PDT 2.02 220 0 Normal
03/09/2026 10 AM PDT 2.02 220 0 Normal
03/09/2026 11 AM PDT 2.01 218 - Normal
03/09/2026 12 PM PDT 2.01 218 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/09/2026 01 PM PDT 2.00 216 Normal
03/09/2026 02 PM PDT 2.01 218 + Normal
03/09/2026 03 PM PDT 2.01 218 0 Normal
03/09/2026 04 PM PDT 2.03 223 + Normal
03/09/2026 05 PM PDT 2.04 225 + Normal
03/09/2026 06 PM PDT 2.06 230 + Normal
03/09/2026 07 PM PDT 2.08 235 + Normal
03/09/2026 08 PM PDT 2.10 240 + Normal
03/09/2026 09 PM PDT 2.11 243 + Normal
03/09/2026 10 PM PDT 2.12 246 + Normal
03/09/2026 11 PM PDT 2.13 248 + Normal
03/10/2026 12 AM PDT 2.15 254 + Normal
03/10/2026 01 AM PDT 2.16 256 + Normal
03/10/2026 02 AM PDT 2.17 259 + Normal
03/10/2026 03 AM PDT 2.17 259 0 Normal
03/10/2026 04 AM PDT 2.18 262 + Normal
03/10/2026 05 AM PDT 2.19 264 + Normal
03/10/2026 06 AM PDT 2.19 264 0 Normal
03/10/2026 07 AM PDT 2.19 264 0 Normal
03/10/2026 08 AM PDT 2.18 262 - Normal
03/10/2026 09 AM PDT 2.17 259 - Normal
03/10/2026 10 AM PDT 2.17 259 0 Normal
03/10/2026 11 AM PDT 2.16 256 - Normal
03/10/2026 12 PM PDT 2.15 254 - Normal
03/10/2026 01 PM PDT 2.13 248 - Normal
03/10/2026 02 PM PDT 2.12 246 - Normal
03/10/2026 03 PM PDT 2.12 246 0 Normal
03/10/2026 04 PM PDT 2.13 248 + Normal
03/10/2026 05 PM PDT 2.13 248 0 Normal
03/10/2026 06 PM PDT 2.15 254 + Normal
03/10/2026 07 PM PDT 2.16 256 + Normal
03/10/2026 08 PM PDT 2.18 262 + Normal
03/10/2026 09 PM PDT 2.19 264 + Normal
03/10/2026 10 PM PDT 2.19 264 0 Normal
03/10/2026 11 PM PDT 2.20 267 + Normal
03/11/2026 12 AM PDT 2.21 270 + Normal
03/11/2026 01 AM PDT 2.23 276 + Normal
03/11/2026 02 AM PDT 2.24 278 + Normal
03/11/2026 03 AM PDT 2.25 281 + Normal
03/11/2026 04 AM PDT 2.26 284 + Normal
03/11/2026 05 AM PDT 2.27 287 + Normal
03/11/2026 06 AM PDT 2.27 287 0 Normal
03/11/2026 07 AM PDT 2.27 287 0 Normal
03/11/2026 08 AM PDT 2.26 284 - Normal
03/11/2026 09 AM PDT 2.25 281 - Normal
03/11/2026 10 AM PDT 2.24 278 - Normal
03/11/2026 11 AM PDT 2.23 276 - Normal
03/11/2026 12 PM PDT 2.21 270 - Normal
03/11/2026 01 PM PDT 2.20 267 - Normal
03/11/2026 02 PM PDT 2.19 264 - Normal
03/11/2026 03 PM PDT 2.18 262 - Normal
03/11/2026 04 PM PDT 2.19 264 + Normal
03/11/2026 05 PM PDT 2.20 267 + Normal
03/11/2026 06 PM PDT 2.22 273 + Normal
03/11/2026 07 PM PDT 2.24 278 + Normal
03/11/2026 08 PM PDT 2.26 284 + Normal
03/11/2026 09 PM PDT 2.28 290 + Normal
03/11/2026 10 PM PDT 2.29 293 + Normal
03/11/2026 11 PM PDT 2.31 299 + Normal
03/12/2026 12 AM PDT 2.33 305 + Normal
03/12/2026 01 AM PDT 2.35 311 + Normal
03/12/2026 02 AM PDT 2.37 317 + Normal
03/12/2026 03 AM PDT 2.38 320 + Normal
03/12/2026 04 AM PDT 2.40 326 + Normal
03/12/2026 05 AM PDT 2.41 330 + Normal
03/12/2026 06 AM PDT 2.42 333 + Normal
03/12/2026 07 AM PDT 2.41 330 - Normal
03/12/2026 08 AM PDT 2.41 330 0 Normal
03/12/2026 09 AM PDT 2.40 326 - Normal
03/12/2026 10 AM PDT 2.39 323 - Normal
03/12/2026 11 AM PDT 2.38 320 - Normal
03/12/2026 12 PM PDT 2.36 314 - Normal
03/12/2026 01 PM PDT 2.34 308 - Normal
03/12/2026 02 PM PDT 2.34 308 0 Normal
03/12/2026 03 PM PDT 2.33 305 - Normal
03/12/2026 04 PM PDT 2.33 305 0 Normal
03/12/2026 05 PM PDT 2.35 311 + Normal
03/12/2026 06 PM PDT 2.39 323 + Normal
03/12/2026 07 PM PDT 2.42 333 + Normal
03/12/2026 08 PM PDT 2.46 346 + Normal
03/12/2026 09 PM PDT 2.49 356 + Normal
03/12/2026 10 PM PDT 2.52 366 + Normal
03/12/2026 11 PM PDT 2.54 372 + Normal
03/13/2026 12 AM PDT 2.58 386 + Normal
03/13/2026 01 AM PDT 2.62 401 + Normal
03/13/2026 02 AM PDT 2.66 415 + Normal
03/13/2026 03 AM PDT 2.68 422 + Normal
03/13/2026 04 AM PDT 2.72 438 + Normal
03/13/2026 05 AM PDT 2.74 445 + Normal
03/13/2026 06 AM PDT 2.73 441 - Normal
03/13/2026 07 AM PDT 2.71 434 - Normal
03/13/2026 08 AM PDT 2.68 422 - Normal
03/13/2026 09 AM PDT 2.66 415 - Normal
03/13/2026 10 AM PDT 2.63 404 - Normal
03/13/2026 11 AM PDT 2.60 393 - Normal
03/13/2026 12 PM PDT 2.56 379 - Normal
03/13/2026 01 PM PDT 2.54 372 - Normal
03/13/2026 02 PM PDT 2.53 369 - Normal
03/13/2026 03 PM PDT 2.51 362 - Normal
03/13/2026 04 PM PDT 2.51 362 0 Normal
03/13/2026 05 PM PDT 2.53 369 + Normal
03/13/2026 06 PM PDT 2.58 386 + Normal
03/13/2026 07 PM PDT 2.63 404 + Normal
03/13/2026 08 PM PDT 2.68 422 + Normal
03/13/2026 09 PM PDT 2.73 441 + Normal
03/13/2026 10 PM PDT 2.77 457 + Normal
03/13/2026 11 PM PDT 2.81 473 + Normal
03/14/2026 12 AM PDT 2.84 485 + Normal
03/14/2026 01 AM PDT 2.86 493 + Normal
03/14/2026 02 AM PDT 2.89 505 + Normal
03/14/2026 03 AM PDT 2.91 512 + Normal
03/14/2026 04 AM PDT 2.94 524 + Normal
03/14/2026 05 AM PDT 2.95 528 + 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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