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MERCED RIVER - STEVINSON (STVC1)
| Latitude: 37.37º N | Longitude: 120.93º W | Elevation: 82 Feet | | Forecast Type: Official Location |
| Location: Merced County in California | Bulletin Group: San Joaquin | River Group: San Joaquin |
| Issuance Time: | Aug 11 2026 at 6:43 AM PDT | Next Issuance: | Aug 12 2026 at 9:00 AM PDT
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| Action/Monitor: 68.0 Feet | Minor Flood: 71.0 Feet | Moderate Flood: 73.8 Feet | Major Flood: 75.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Merced River - Stevinson (STVC1)
#
# File Generation Time: 08/11/2026 at 06:43 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 08/06/2026 at 06:00 AM PDT
# Maximum Observed Stage: 59.02 Feet
# Maximum Observed Flow: 556 cfs
#
# Earliest Date & Time of Maximum Forecast: 08/11/2026 at 07:00 AM PDT
# Maximum Forecast Stage: 57.59 Feet
# Maximum Forecast Flow: 251 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
08/06/2026 06 AM PDT 59.02 556 Normal
08/06/2026 07 AM PDT 59.00 552 - Normal
08/06/2026 08 AM PDT 58.98 547 - Normal
08/06/2026 09 AM PDT 58.96 542 - Normal
08/06/2026 10 AM PDT 58.93 535 - Normal
08/06/2026 11 AM PDT 58.91 530 - Normal
08/06/2026 12 PM PDT 58.91 530 0 Normal
08/06/2026 01 PM PDT 58.88 523 - Normal
08/06/2026 02 PM PDT 58.85 516 - Normal
08/06/2026 03 PM PDT 58.85 516 0 Normal
08/06/2026 04 PM PDT 58.83 512 - Normal
08/06/2026 05 PM PDT 58.81 507 - Normal
08/06/2026 06 PM PDT 58.77 498 - Normal
08/06/2026 07 PM PDT 58.74 491 - Normal
08/06/2026 08 PM PDT 58.71 484 - Normal
08/06/2026 09 PM PDT 58.68 477 - Normal
08/06/2026 10 PM PDT 58.66 473 - Normal
08/06/2026 11 PM PDT 58.63 466 - Normal
08/07/2026 12 AM PDT 58.61 461 - Normal
08/07/2026 01 AM PDT 58.59 456 - Normal
08/07/2026 02 AM PDT 58.58 454 - Normal
08/07/2026 03 AM PDT 58.55 447 - Normal
08/07/2026 04 AM PDT 58.54 445 - Normal
08/07/2026 05 AM PDT 58.53 443 - Normal
08/07/2026 06 AM PDT 58.51 438 - Normal
08/07/2026 07 AM PDT 58.50 436 - Normal
08/07/2026 08 AM PDT 58.49 433 - Normal
08/07/2026 09 AM PDT 58.49 433 0 Normal
08/07/2026 10 AM PDT 58.48 431 - Normal
08/07/2026 11 AM PDT 58.48 431 0 Normal
08/07/2026 12 PM PDT 58.47 429 - Normal
08/07/2026 01 PM PDT 58.45 424 - Normal
08/07/2026 02 PM PDT 58.43 420 - Normal
08/07/2026 03 PM PDT 58.42 418 - Normal
08/07/2026 04 PM PDT 58.40 413 - Normal
08/07/2026 05 PM PDT 58.40 413 0 Normal
08/07/2026 06 PM PDT 58.39 411 - Normal
08/07/2026 07 PM PDT 58.37 407 - Normal
08/07/2026 08 PM PDT 58.37 407 0 Normal
08/07/2026 09 PM PDT 58.37 407 0 Normal
08/07/2026 10 PM PDT 58.36 404 - Normal
08/07/2026 11 PM PDT 58.34 400 - Normal
08/08/2026 12 AM PDT 58.34 400 0 Normal
08/08/2026 01 AM PDT 58.34 400 0 Normal
08/08/2026 02 AM PDT 58.34 400 0 Normal
08/08/2026 03 AM PDT 58.30 391 - Normal
08/08/2026 04 AM PDT 58.27 385 - Normal
08/08/2026 05 AM PDT 58.25 381 - Normal
08/08/2026 06 AM PDT 58.24 378 - Normal
08/08/2026 07 AM PDT 58.24 378 0 Normal
08/08/2026 08 AM PDT 58.24 378 0 Normal
08/08/2026 09 AM PDT 58.24 378 0 Normal
08/08/2026 10 AM PDT 58.26 383 + Normal
08/08/2026 11 AM PDT 58.30 391 + Normal
08/08/2026 12 PM PDT 58.30 391 0 Normal
08/08/2026 01 PM PDT 58.29 389 - Normal
08/08/2026 02 PM PDT 58.28 387 - Normal
08/08/2026 03 PM PDT 58.26 383 - Normal
08/08/2026 04 PM PDT 58.25 381 - Normal
08/08/2026 05 PM PDT 58.23 376 - Normal
08/08/2026 06 PM PDT 58.19 368 - Normal
08/08/2026 07 PM PDT 58.17 364 - Normal
08/08/2026 08 PM PDT 58.15 359 - Normal
08/08/2026 09 PM PDT 58.14 357 - Normal
08/08/2026 10 PM PDT 58.12 353 - Normal
08/08/2026 11 PM PDT 58.10 349 - Normal
08/09/2026 12 AM PDT 58.09 347 - Normal
08/09/2026 01 AM PDT 58.07 343 - Normal
08/09/2026 02 AM PDT 58.06 341 - Normal
08/09/2026 03 AM PDT 58.04 337 - Normal
08/09/2026 04 AM PDT 58.02 333 - Normal
08/09/2026 05 AM PDT 58.00 329 - Normal
08/09/2026 06 AM PDT 57.99 327 - Normal
08/09/2026 07 AM PDT 57.97 323 - Normal
08/09/2026 08 AM PDT 57.95 319 - Normal
08/09/2026 09 AM PDT 57.95 319 0 Normal
08/09/2026 10 AM PDT 57.94 317 - Normal
08/09/2026 11 AM PDT 57.93 315 - Normal
08/09/2026 12 PM PDT 57.92 313 - Normal
08/09/2026 01 PM PDT 57.91 311 - Normal
08/09/2026 02 PM PDT 57.90 309 - Normal
08/09/2026 03 PM PDT 57.91 311 + Normal
08/09/2026 04 PM PDT 57.88 305 - Normal
08/09/2026 05 PM PDT 57.86 301 - Normal
08/09/2026 06 PM PDT 57.84 297 - Normal
08/09/2026 07 PM PDT 57.83 295 - Normal
08/09/2026 08 PM PDT 57.82 293 - Normal
08/09/2026 09 PM PDT 57.81 291 - Normal
08/09/2026 10 PM PDT 57.81 291 0 Normal
08/09/2026 11 PM PDT 57.81 291 0 Normal
08/10/2026 12 AM PDT 57.81 291 0 Normal
08/10/2026 01 AM PDT 57.81 291 0 Normal
08/10/2026 02 AM PDT 57.81 291 0 Normal
08/10/2026 03 AM PDT 57.81 291 0 Normal
08/10/2026 04 AM PDT 57.82 293 + Normal
08/10/2026 05 AM PDT 57.81 291 - Normal
08/10/2026 06 AM PDT 57.81 291 0 Normal
08/10/2026 07 AM PDT 57.80 289 - Normal
08/10/2026 08 AM PDT 57.77 284 - Normal
08/10/2026 09 AM PDT 57.75 280 - Normal
08/10/2026 10 AM PDT 57.74 278 - Normal
08/10/2026 11 AM PDT 57.73 276 - Normal
08/10/2026 12 PM PDT 57.72 274 - Normal
08/10/2026 01 PM PDT 57.71 272 - Normal
08/10/2026 02 PM PDT 57.70 271 - Normal
08/10/2026 03 PM PDT 57.69 269 - Normal
08/10/2026 04 PM PDT 57.68 267 - Normal
08/10/2026 05 PM PDT 57.68 267 0 Normal
08/10/2026 06 PM PDT 57.68 267 0 Normal
08/10/2026 07 PM PDT 57.71 272 + Normal
08/10/2026 08 PM PDT 57.72 274 + Normal
08/10/2026 09 PM PDT 57.72 274 0 Normal
08/10/2026 10 PM PDT 57.72 274 0 Normal
08/10/2026 11 PM PDT 57.71 272 - Normal
08/11/2026 12 AM PDT 57.69 269 - Normal
08/11/2026 01 AM PDT 57.68 267 - Normal
08/11/2026 02 AM PDT 57.66 263 - Normal
08/11/2026 03 AM PDT 57.65 261 - Normal
08/11/2026 04 AM PDT 57.64 260 - Normal
08/11/2026 05 AM PDT 57.62 256 - Normal
08/11/2026 06 AM PDT 57.60 252 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
08/11/2026 07 AM PDT 57.59 251 Normal
08/11/2026 08 AM PDT 57.58 249 - Normal
08/11/2026 09 AM PDT 57.58 249 0 Normal
08/11/2026 10 AM PDT 57.58 249 0 Normal
08/11/2026 11 AM PDT 57.57 247 - Normal
08/11/2026 12 PM PDT 57.57 247 0 Normal
08/11/2026 01 PM PDT 57.58 249 + Normal
08/11/2026 02 PM PDT 57.58 249 0 Normal
08/11/2026 03 PM PDT 57.58 249 0 Normal
08/11/2026 04 PM PDT 57.58 249 0 Normal
08/11/2026 05 PM PDT 57.58 249 0 Normal
08/11/2026 06 PM PDT 57.58 249 0 Normal
08/11/2026 07 PM PDT 57.58 249 0 Normal
08/11/2026 08 PM PDT 57.58 249 0 Normal
08/11/2026 09 PM PDT 57.58 249 0 Normal
08/11/2026 10 PM PDT 57.58 249 0 Normal
08/11/2026 11 PM PDT 57.58 249 0 Normal
08/12/2026 12 AM PDT 57.58 249 0 Normal
08/12/2026 01 AM PDT 57.58 249 0 Normal
08/12/2026 02 AM PDT 57.58 249 0 Normal
08/12/2026 03 AM PDT 57.58 249 0 Normal
08/12/2026 04 AM PDT 57.58 249 0 Normal
08/12/2026 05 AM PDT 57.58 249 0 Normal
08/12/2026 06 AM PDT 57.58 249 0 Normal
08/12/2026 07 AM PDT 57.58 249 0 Normal
08/12/2026 08 AM PDT 57.58 249 0 Normal
08/12/2026 09 AM PDT 57.58 249 0 Normal
08/12/2026 10 AM PDT 57.58 249 0 Normal
08/12/2026 11 AM PDT 57.57 247 - Normal
08/12/2026 12 PM PDT 57.57 247 0 Normal
08/12/2026 01 PM PDT 57.56 245 - Normal
08/12/2026 02 PM PDT 57.56 245 0 Normal
08/12/2026 03 PM PDT 57.55 243 - Normal
08/12/2026 04 PM PDT 57.54 242 - Normal
08/12/2026 05 PM PDT 57.53 240 - Normal
08/12/2026 06 PM PDT 57.52 238 - Normal
08/12/2026 07 PM PDT 57.52 238 0 Normal
08/12/2026 08 PM PDT 57.51 236 - Normal
08/12/2026 09 PM PDT 57.49 233 - Normal
08/12/2026 10 PM PDT 57.49 233 0 Normal
08/12/2026 11 PM PDT 57.48 231 - Normal
08/13/2026 12 AM PDT 57.47 229 - Normal
08/13/2026 01 AM PDT 57.46 228 - Normal
08/13/2026 02 AM PDT 57.45 226 - Normal
08/13/2026 03 AM PDT 57.45 226 0 Normal
08/13/2026 04 AM PDT 57.44 224 - Normal
08/13/2026 05 AM PDT 57.44 224 0 Normal
08/13/2026 06 AM PDT 57.43 222 - Normal
08/13/2026 07 AM PDT 57.42 221 - Normal
08/13/2026 08 AM PDT 57.41 219 - Normal
08/13/2026 09 AM PDT 57.41 219 0 Normal
08/13/2026 10 AM PDT 57.40 217 - Normal
08/13/2026 11 AM PDT 57.39 216 - Normal
08/13/2026 12 PM PDT 57.39 216 0 Normal
08/13/2026 01 PM PDT 57.38 214 - Normal
08/13/2026 02 PM PDT 57.38 214 0 Normal
08/13/2026 03 PM PDT 57.38 214 0 Normal
08/13/2026 04 PM PDT 57.37 212 - Normal
08/13/2026 05 PM PDT 57.36 211 - Normal
08/13/2026 06 PM PDT 57.36 211 0 Normal
08/13/2026 07 PM PDT 57.35 209 - Normal
08/13/2026 08 PM PDT 57.35 209 0 Normal
08/13/2026 09 PM PDT 57.35 209 0 Normal
08/13/2026 10 PM PDT 57.35 209 0 Normal
08/13/2026 11 PM PDT 57.34 207 - Normal
08/14/2026 12 AM PDT 57.34 207 0 Normal
08/14/2026 01 AM PDT 57.34 207 0 Normal
08/14/2026 02 AM PDT 57.33 206 - Normal
08/14/2026 03 AM PDT 57.33 206 0 Normal
08/14/2026 04 AM PDT 57.33 206 0 Normal
08/14/2026 05 AM PDT 57.33 206 0 Normal
08/14/2026 06 AM PDT 57.32 204 - Normal
08/14/2026 07 AM PDT 57.32 204 0 Normal
08/14/2026 08 AM PDT 57.32 204 0 Normal
08/14/2026 09 AM PDT 57.32 204 0 Normal
08/14/2026 10 AM PDT 57.32 204 0 Normal
08/14/2026 11 AM PDT 57.32 204 0 Normal
08/14/2026 12 PM PDT 57.31 202 - Normal
08/14/2026 01 PM PDT 57.31 202 0 Normal
08/14/2026 02 PM PDT 57.31 202 0 Normal
08/14/2026 03 PM PDT 57.31 202 0 Normal
08/14/2026 04 PM PDT 57.31 202 0 Normal
08/14/2026 05 PM PDT 57.31 202 0 Normal
08/14/2026 06 PM PDT 57.31 202 0 Normal
08/14/2026 07 PM PDT 57.31 202 0 Normal
08/14/2026 08 PM PDT 57.31 202 0 Normal
08/14/2026 09 PM PDT 57.30 201 - Normal
08/14/2026 10 PM PDT 57.30 201 0 Normal
08/14/2026 11 PM PDT 57.30 201 0 Normal
08/15/2026 12 AM PDT 57.30 201 0 Normal
08/15/2026 01 AM PDT 57.30 201 0 Normal
08/15/2026 02 AM PDT 57.30 201 0 Normal
08/15/2026 03 AM PDT 57.30 201 0 Normal
08/15/2026 04 AM PDT 57.30 201 0 Normal
08/15/2026 05 AM PDT 57.30 201 0 Normal
08/15/2026 06 AM PDT 57.30 201 0 Normal
08/15/2026 07 AM PDT 57.30 201 0 Normal
08/15/2026 08 AM PDT 57.30 201 0 Normal
08/15/2026 09 AM PDT 57.30 201 0 Normal
08/15/2026 10 AM PDT 57.30 201 0 Normal
08/15/2026 11 AM PDT 57.30 201 0 Normal
08/15/2026 12 PM PDT 57.30 201 0 Normal
08/15/2026 01 PM PDT 57.30 201 0 Normal
08/15/2026 02 PM PDT 57.30 201 0 Normal
08/15/2026 03 PM PDT 57.30 201 0 Normal
08/15/2026 04 PM PDT 57.30 201 0 Normal
08/15/2026 05 PM PDT 57.30 201 0 Normal
08/15/2026 06 PM PDT 57.30 201 0 Normal
08/15/2026 07 PM PDT 57.30 201 0 Normal
08/15/2026 08 PM PDT 57.30 201 0 Normal
08/15/2026 09 PM PDT 57.30 201 0 Normal
08/15/2026 10 PM PDT 57.30 201 0 Normal
08/15/2026 11 PM PDT 57.30 201 0 Normal
08/16/2026 12 AM PDT 57.30 201 0 Normal
08/16/2026 01 AM PDT 57.30 201 0 Normal
08/16/2026 02 AM PDT 57.30 201 0 Normal
08/16/2026 03 AM PDT 57.30 201 0 Normal
08/16/2026 04 AM PDT 57.30 201 0 Normal
08/16/2026 05 AM PDT 57.30 201 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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