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RUSSIAN RIVER - HEALDSBURG (HEAC1)
| Latitude: 38.61º N | Longitude: 122.84º W | Elevation: 77 Feet | | | |
| Location: Sonoma County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Apr 29 2025 at 7:39 AM PDT | Next Issuance: | Apr 30 2025 at 9:00 AM PDT
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| Action/Monitor: 20.0 Feet | Minor Flood: 23.0 Feet | Moderate Flood: 27.0 Feet | Major Flood: 29.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Healdsburg (HEAC1)
#
# File Generation Time: 04/29/2025 at 07:39 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/24/2025 at 09:00 AM PDT
# Maximum Observed Stage: 1.55 Feet
# Maximum Observed Flow: 549 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/29/2025 at 08:00 AM PDT
# Maximum Forecast Stage: 1.38 Feet
# Maximum Forecast Flow: 468 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/24/2025 07 AM PDT 1.55 549 Normal
04/24/2025 08 AM PDT 1.55 549 0 Normal
04/24/2025 09 AM PDT 1.55 549 0 Normal
04/24/2025 10 AM PDT 1.54 544 - Normal
04/24/2025 11 AM PDT 1.54 544 0 Normal
04/24/2025 12 PM PDT 1.54 544 0 Normal
04/24/2025 01 PM PDT 1.54 544 0 Normal
04/24/2025 02 PM PDT 1.53 539 - Normal
04/24/2025 03 PM PDT 1.53 539 0 Normal
04/24/2025 04 PM PDT 1.53 539 0 Normal
04/24/2025 05 PM PDT 1.53 539 0 Normal
04/24/2025 06 PM PDT 1.53 539 0 Normal
04/24/2025 07 PM PDT 1.53 539 0 Normal
04/24/2025 08 PM PDT 1.53 539 0 Normal
04/24/2025 09 PM PDT 1.52 534 - Normal
04/24/2025 10 PM PDT 1.53 539 + Normal
04/24/2025 11 PM PDT 1.52 534 - Normal
04/25/2025 12 AM PDT 1.52 534 0 Normal
04/25/2025 01 AM PDT 1.52 534 0 Normal
04/25/2025 02 AM PDT 1.51 529 - Normal
04/25/2025 03 AM PDT 1.51 529 0 Normal
04/25/2025 04 AM PDT 1.51 529 0 Normal
04/25/2025 05 AM PDT 1.51 529 0 Normal
04/25/2025 06 AM PDT 1.51 529 0 Normal
04/25/2025 07 AM PDT 1.51 529 0 Normal
04/25/2025 08 AM PDT 1.50 524 - Normal
04/25/2025 09 AM PDT 1.51 529 + Normal
04/25/2025 10 AM PDT 1.51 529 0 Normal
04/25/2025 11 AM PDT 1.50 524 - Normal
04/25/2025 12 PM PDT 1.50 524 0 Normal
04/25/2025 01 PM PDT 1.50 524 0 Normal
04/25/2025 02 PM PDT 1.50 524 0 Normal
04/25/2025 03 PM PDT 1.50 524 0 Normal
04/25/2025 04 PM PDT 1.49 520 - Normal
04/25/2025 05 PM PDT 1.50 524 + Normal
04/25/2025 06 PM PDT 1.49 520 - Normal
04/25/2025 07 PM PDT 1.49 520 0 Normal
04/25/2025 08 PM PDT 1.49 520 0 Normal
04/25/2025 09 PM PDT 1.49 520 0 Normal
04/25/2025 10 PM PDT 1.48 515 - Normal
04/25/2025 11 PM PDT 1.49 520 + Normal
04/26/2025 12 AM PDT 1.49 520 0 Normal
04/26/2025 01 AM PDT 1.48 515 - Normal
04/26/2025 02 AM PDT 1.48 515 0 Normal
04/26/2025 03 AM PDT 1.48 515 0 Normal
04/26/2025 04 AM PDT 1.48 515 0 Normal
04/26/2025 05 AM PDT 1.48 515 0 Normal
04/26/2025 06 AM PDT 1.47 510 - Normal
04/26/2025 07 AM PDT 1.47 510 0 Normal
04/26/2025 08 AM PDT 1.48 515 + Normal
04/26/2025 09 AM PDT 1.48 515 0 Normal
04/26/2025 10 AM PDT 1.47 510 - Normal
04/26/2025 11 AM PDT 1.47 510 0 Normal
04/26/2025 12 PM PDT 1.47 510 0 Normal
04/26/2025 01 PM PDT 1.47 510 0 Normal
04/26/2025 02 PM PDT 1.47 510 0 Normal
04/26/2025 03 PM PDT 1.48 515 + Normal
04/26/2025 04 PM PDT 1.48 515 0 Normal
04/26/2025 05 PM PDT 1.48 515 0 Normal
04/26/2025 06 PM PDT 1.48 515 0 Normal
04/26/2025 07 PM PDT 1.48 515 0 Normal
04/26/2025 08 PM PDT 1.49 520 + Normal
04/26/2025 09 PM PDT 1.48 515 - Normal
04/26/2025 10 PM PDT 1.49 520 + Normal
04/26/2025 11 PM PDT 1.49 520 0 Normal
04/27/2025 12 AM PDT 1.48 515 - Normal
04/27/2025 01 AM PDT 1.49 520 + Normal
04/27/2025 02 AM PDT 1.49 520 0 Normal
04/27/2025 03 AM PDT 1.49 520 0 Normal
04/27/2025 04 AM PDT 1.49 520 0 Normal
04/27/2025 05 AM PDT 1.50 524 + Normal
04/27/2025 06 AM PDT 1.49 520 - Normal
04/27/2025 07 AM PDT 1.49 520 0 Normal
04/27/2025 08 AM PDT 1.49 520 0 Normal
04/27/2025 09 AM PDT 1.48 515 - Normal
04/27/2025 10 AM PDT 1.49 520 + Normal
04/27/2025 11 AM PDT 1.49 520 0 Normal
04/27/2025 12 PM PDT 1.48 515 - Normal
04/27/2025 01 PM PDT 1.48 515 0 Normal
04/27/2025 02 PM PDT 1.48 515 0 Normal
04/27/2025 03 PM PDT 1.48 515 0 Normal
04/27/2025 04 PM PDT 1.48 515 0 Normal
04/27/2025 05 PM PDT 1.48 515 0 Normal
04/27/2025 06 PM PDT 1.47 510 - Normal
04/27/2025 07 PM PDT 1.47 510 0 Normal
04/27/2025 08 PM PDT 1.47 510 0 Normal
04/27/2025 09 PM PDT 1.46 505 - Normal
04/27/2025 10 PM PDT 1.46 505 0 Normal
04/27/2025 11 PM PDT 1.46 505 0 Normal
04/28/2025 12 AM PDT 1.46 505 0 Normal
04/28/2025 01 AM PDT 1.46 505 0 Normal
04/28/2025 02 AM PDT 1.45 501 - Normal
04/28/2025 03 AM PDT 1.45 501 0 Normal
04/28/2025 04 AM PDT 1.45 501 0 Normal
04/28/2025 05 AM PDT 1.45 501 0 Normal
04/28/2025 06 AM PDT 1.44 496 - Normal
04/28/2025 07 AM PDT 1.44 496 0 Normal
04/28/2025 08 AM PDT 1.44 496 0 Normal
04/28/2025 09 AM PDT 1.44 496 0 Normal
04/28/2025 10 AM PDT 1.43 491 - Normal
04/28/2025 11 AM PDT 1.43 491 0 Normal
04/28/2025 12 PM PDT 1.43 491 0 Normal
04/28/2025 01 PM PDT 1.43 491 0 Normal
04/28/2025 02 PM PDT 1.43 491 0 Normal
04/28/2025 03 PM PDT 1.42 487 - Normal
04/28/2025 04 PM PDT 1.42 487 0 Normal
04/28/2025 05 PM PDT 1.43 491 + Normal
04/28/2025 06 PM PDT 1.42 487 - Normal
04/28/2025 07 PM PDT 1.42 487 0 Normal
04/28/2025 08 PM PDT 1.42 487 0 Normal
04/28/2025 09 PM PDT 1.41 482 - Normal
04/28/2025 10 PM PDT 1.41 482 0 Normal
04/28/2025 11 PM PDT 1.40 477 - Normal
04/29/2025 12 AM PDT 1.40 477 0 Normal
04/29/2025 01 AM PDT 1.40 477 0 Normal
04/29/2025 02 AM PDT 1.40 477 0 Normal
04/29/2025 03 AM PDT 1.39 473 - Normal
04/29/2025 04 AM PDT 1.39 473 0 Normal
04/29/2025 05 AM PDT 1.39 473 0 Normal
04/29/2025 06 AM PDT 1.39 473 0 Normal
04/29/2025 07 AM PDT 1.39 473 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/29/2025 08 AM PDT 1.38 468 Normal
04/29/2025 09 AM PDT 1.38 468 0 Normal
04/29/2025 10 AM PDT 1.38 468 0 Normal
04/29/2025 11 AM PDT 1.38 468 0 Normal
04/29/2025 12 PM PDT 1.38 468 0 Normal
04/29/2025 01 PM PDT 1.37 464 - Normal
04/29/2025 02 PM PDT 1.37 464 0 Normal
04/29/2025 03 PM PDT 1.37 464 0 Normal
04/29/2025 04 PM PDT 1.37 464 0 Normal
04/29/2025 05 PM PDT 1.37 464 0 Normal
04/29/2025 06 PM PDT 1.36 459 - Normal
04/29/2025 07 PM PDT 1.36 459 0 Normal
04/29/2025 08 PM PDT 1.36 459 0 Normal
04/29/2025 09 PM PDT 1.36 459 0 Normal
04/29/2025 10 PM PDT 1.36 459 0 Normal
04/29/2025 11 PM PDT 1.36 459 0 Normal
04/30/2025 12 AM PDT 1.35 455 - Normal
04/30/2025 01 AM PDT 1.35 455 0 Normal
04/30/2025 02 AM PDT 1.35 455 0 Normal
04/30/2025 03 AM PDT 1.35 455 0 Normal
04/30/2025 04 AM PDT 1.35 455 0 Normal
04/30/2025 05 AM PDT 1.35 455 0 Normal
04/30/2025 06 AM PDT 1.35 455 0 Normal
04/30/2025 07 AM PDT 1.35 455 0 Normal
04/30/2025 08 AM PDT 1.35 455 0 Normal
04/30/2025 09 AM PDT 1.34 450 - Normal
04/30/2025 10 AM PDT 1.34 450 0 Normal
04/30/2025 11 AM PDT 1.34 450 0 Normal
04/30/2025 12 PM PDT 1.34 450 0 Normal
04/30/2025 01 PM PDT 1.34 450 0 Normal
04/30/2025 02 PM PDT 1.34 450 0 Normal
04/30/2025 03 PM PDT 1.34 450 0 Normal
04/30/2025 04 PM PDT 1.34 450 0 Normal
04/30/2025 05 PM PDT 1.34 450 0 Normal
04/30/2025 06 PM PDT 1.34 450 0 Normal
04/30/2025 07 PM PDT 1.34 450 0 Normal
04/30/2025 08 PM PDT 1.34 450 0 Normal
04/30/2025 09 PM PDT 1.33 446 - Normal
04/30/2025 10 PM PDT 1.33 446 0 Normal
04/30/2025 11 PM PDT 1.33 446 0 Normal
05/01/2025 12 AM PDT 1.33 446 0 Normal
05/01/2025 01 AM PDT 1.33 446 0 Normal
05/01/2025 02 AM PDT 1.33 446 0 Normal
05/01/2025 03 AM PDT 1.33 446 0 Normal
05/01/2025 04 AM PDT 1.33 446 0 Normal
05/01/2025 05 AM PDT 1.33 446 0 Normal
05/01/2025 06 AM PDT 1.33 446 0 Normal
05/01/2025 07 AM PDT 1.33 446 0 Normal
05/01/2025 08 AM PDT 1.33 446 0 Normal
05/01/2025 09 AM PDT 1.33 446 0 Normal
05/01/2025 10 AM PDT 1.32 441 - Normal
05/01/2025 11 AM PDT 1.32 441 0 Normal
05/01/2025 12 PM PDT 1.32 441 0 Normal
05/01/2025 01 PM PDT 1.32 441 0 Normal
05/01/2025 02 PM PDT 1.32 441 0 Normal
05/01/2025 03 PM PDT 1.32 441 0 Normal
05/01/2025 04 PM PDT 1.32 441 0 Normal
05/01/2025 05 PM PDT 1.32 441 0 Normal
05/01/2025 06 PM PDT 1.32 441 0 Normal
05/01/2025 07 PM PDT 1.32 441 0 Normal
05/01/2025 08 PM PDT 1.32 441 0 Normal
05/01/2025 09 PM PDT 1.32 441 0 Normal
05/01/2025 10 PM PDT 1.32 441 0 Normal
05/01/2025 11 PM PDT 1.31 437 - Normal
05/02/2025 12 AM PDT 1.31 437 0 Normal
05/02/2025 01 AM PDT 1.31 437 0 Normal
05/02/2025 02 AM PDT 1.31 437 0 Normal
05/02/2025 03 AM PDT 1.31 437 0 Normal
05/02/2025 04 AM PDT 1.31 437 0 Normal
05/02/2025 05 AM PDT 1.31 437 0 Normal
05/02/2025 06 AM PDT 1.31 437 0 Normal
05/02/2025 07 AM PDT 1.31 437 0 Normal
05/02/2025 08 AM PDT 1.31 437 0 Normal
05/02/2025 09 AM PDT 1.31 437 0 Normal
05/02/2025 10 AM PDT 1.31 437 0 Normal
05/02/2025 11 AM PDT 1.31 437 0 Normal
05/02/2025 12 PM PDT 1.31 437 0 Normal
05/02/2025 01 PM PDT 1.30 432 - Normal
05/02/2025 02 PM PDT 1.30 432 0 Normal
05/02/2025 03 PM PDT 1.30 432 0 Normal
05/02/2025 04 PM PDT 1.30 432 0 Normal
05/02/2025 05 PM PDT 1.30 432 0 Normal
05/02/2025 06 PM PDT 1.30 432 0 Normal
05/02/2025 07 PM PDT 1.30 432 0 Normal
05/02/2025 08 PM PDT 1.30 432 0 Normal
05/02/2025 09 PM PDT 1.30 432 0 Normal
05/02/2025 10 PM PDT 1.30 432 0 Normal
05/02/2025 11 PM PDT 1.30 432 0 Normal
05/03/2025 12 AM PDT 1.30 432 0 Normal
05/03/2025 01 AM PDT 1.30 432 0 Normal
05/03/2025 02 AM PDT 1.29 428 - Normal
05/03/2025 03 AM PDT 1.29 428 0 Normal
05/03/2025 04 AM PDT 1.29 428 0 Normal
05/03/2025 05 AM PDT 1.29 428 0 Normal
05/03/2025 06 AM PDT 1.29 428 0 Normal
05/03/2025 07 AM PDT 1.29 428 0 Normal
05/03/2025 08 AM PDT 1.29 428 0 Normal
05/03/2025 09 AM PDT 1.29 428 0 Normal
05/03/2025 10 AM PDT 1.29 428 0 Normal
05/03/2025 11 AM PDT 1.29 428 0 Normal
05/03/2025 12 PM PDT 1.29 428 0 Normal
05/03/2025 01 PM PDT 1.29 428 0 Normal
05/03/2025 02 PM PDT 1.29 428 0 Normal
05/03/2025 03 PM PDT 1.29 428 0 Normal
05/03/2025 04 PM PDT 1.29 428 0 Normal
05/03/2025 05 PM PDT 1.28 423 - Normal
05/03/2025 06 PM PDT 1.28 423 0 Normal
05/03/2025 07 PM PDT 1.28 423 0 Normal
05/03/2025 08 PM PDT 1.28 423 0 Normal
05/03/2025 09 PM PDT 1.28 423 0 Normal
05/03/2025 10 PM PDT 1.28 423 0 Normal
05/03/2025 11 PM PDT 1.28 423 0 Normal
05/04/2025 12 AM PDT 1.28 423 0 Normal
05/04/2025 01 AM PDT 1.28 423 0 Normal
05/04/2025 02 AM PDT 1.28 423 0 Normal
05/04/2025 03 AM PDT 1.28 423 0 Normal
05/04/2025 04 AM PDT 1.28 423 0 Normal
05/04/2025 05 AM PDT 1.28 423 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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