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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: | Feb 03 2026 at 1:25 PM PST | Next Issuance: | Feb 04 2026 at 9:00 AM PST
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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: 02/03/2026 at 01:25 PM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 01/29/2026 at 03:00 PM PST
# Maximum Observed Stage: 1.68 Feet
# Maximum Observed Flow: 744 cfs
#
# Earliest Date & Time of Maximum Forecast: 02/03/2026 at 02:00 PM PST
# Maximum Forecast Stage: 1.43 Feet
# Maximum Forecast Flow: 637 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
01/29/2026 01 PM PST 1.68 744 Normal
01/29/2026 02 PM PST 1.68 744 0 Normal
01/29/2026 03 PM PST 1.68 744 0 Normal
01/29/2026 04 PM PST 1.67 740 - Normal
01/29/2026 05 PM PST 1.66 735 - Normal
01/29/2026 06 PM PST 1.66 735 0 Normal
01/29/2026 07 PM PST 1.66 735 0 Normal
01/29/2026 08 PM PST 1.66 735 0 Normal
01/29/2026 09 PM PST 1.66 735 0 Normal
01/29/2026 10 PM PST 1.65 731 - Normal
01/29/2026 11 PM PST 1.65 731 0 Normal
01/30/2026 12 AM PST 1.64 726 - Normal
01/30/2026 01 AM PST 1.64 726 0 Normal
01/30/2026 02 AM PST 1.64 726 0 Normal
01/30/2026 03 AM PST 1.64 726 0 Normal
01/30/2026 04 AM PST 1.64 726 0 Normal
01/30/2026 05 AM PST 1.63 722 - Normal
01/30/2026 06 AM PST 1.63 722 0 Normal
01/30/2026 07 AM PST 1.63 722 0 Normal
01/30/2026 08 AM PST 1.62 718 - Normal
01/30/2026 09 AM PST 1.62 718 0 Normal
01/30/2026 10 AM PST 1.62 718 0 Normal
01/30/2026 11 AM PST 1.62 718 0 Normal
01/30/2026 12 PM PST 1.62 718 0 Normal
01/30/2026 01 PM PST 1.61 713 - Normal
01/30/2026 02 PM PST 1.61 713 0 Normal
01/30/2026 03 PM PST 1.61 713 0 Normal
01/30/2026 04 PM PST 1.61 713 0 Normal
01/30/2026 05 PM PST 1.61 713 0 Normal
01/30/2026 06 PM PST 1.61 713 0 Normal
01/30/2026 07 PM PST 1.61 713 0 Normal
01/30/2026 08 PM PST 1.60 709 - Normal
01/30/2026 09 PM PST 1.60 709 0 Normal
01/30/2026 10 PM PST 1.59 705 - Normal
01/30/2026 11 PM PST 1.59 705 0 Normal
01/31/2026 12 AM PST 1.59 705 0 Normal
01/31/2026 01 AM PST 1.59 705 0 Normal
01/31/2026 02 AM PST 1.59 705 0 Normal
01/31/2026 03 AM PST 1.59 705 0 Normal
01/31/2026 04 AM PST 1.59 705 0 Normal
01/31/2026 05 AM PST 1.58 700 - Normal
01/31/2026 06 AM PST 1.58 700 0 Normal
01/31/2026 07 AM PST 1.58 700 0 Normal
01/31/2026 08 AM PST 1.57 696 - Normal
01/31/2026 09 AM PST 1.58 700 + Normal
01/31/2026 10 AM PST 1.57 696 - Normal
01/31/2026 11 AM PST 1.57 696 0 Normal
01/31/2026 12 PM PST 1.57 696 0 Normal
01/31/2026 01 PM PST 1.57 696 0 Normal
01/31/2026 02 PM PST 1.57 696 0 Normal
01/31/2026 03 PM PST 1.57 696 0 Normal
01/31/2026 04 PM PST 1.57 696 0 Normal
01/31/2026 05 PM PST 1.56 692 - Normal
01/31/2026 06 PM PST 1.56 692 0 Normal
01/31/2026 07 PM PST 1.56 692 0 Normal
01/31/2026 08 PM PST 1.56 692 0 Normal
01/31/2026 09 PM PST 1.56 692 0 Normal
01/31/2026 10 PM PST 1.55 687 - Normal
01/31/2026 11 PM PST 1.55 687 0 Normal
02/01/2026 12 AM PST 1.55 687 0 Normal
02/01/2026 01 AM PST 1.54 683 - Normal
02/01/2026 02 AM PST 1.54 683 0 Normal
02/01/2026 03 AM PST 1.54 683 0 Normal
02/01/2026 04 AM PST 1.54 683 0 Normal
02/01/2026 05 AM PST 1.53 679 - Normal
02/01/2026 06 AM PST 1.54 683 + Normal
02/01/2026 07 AM PST 1.54 683 0 Normal
02/01/2026 08 AM PST 1.53 679 - Normal
02/01/2026 09 AM PST 1.53 679 0 Normal
02/01/2026 10 AM PST 1.53 679 0 Normal
02/01/2026 11 AM PST 1.53 679 0 Normal
02/01/2026 12 PM PST 1.52 675 - Normal
02/01/2026 01 PM PST 1.53 679 + Normal
02/01/2026 02 PM PST 1.52 675 - Normal
02/01/2026 03 PM PST 1.52 675 0 Normal
02/01/2026 04 PM PST 1.52 675 0 Normal
02/01/2026 05 PM PST 1.51 671 - Normal
02/01/2026 06 PM PST 1.52 675 + Normal
02/01/2026 07 PM PST 1.51 671 - Normal
02/01/2026 08 PM PST 1.51 671 0 Normal
02/01/2026 09 PM PST 1.51 671 0 Normal
02/01/2026 10 PM PST 1.51 671 0 Normal
02/01/2026 11 PM PST 1.51 671 0 Normal
02/02/2026 12 AM PST 1.50 666 - Normal
02/02/2026 01 AM PST 1.50 666 0 Normal
02/02/2026 02 AM PST 1.50 666 0 Normal
02/02/2026 03 AM PST 1.49 662 - Normal
02/02/2026 04 AM PST 1.48 658 - Normal
02/02/2026 05 AM PST 1.49 662 + Normal
02/02/2026 06 AM PST 1.49 662 0 Normal
02/02/2026 07 AM PST 1.49 662 0 Normal
02/02/2026 08 AM PST 1.49 662 0 Normal
02/02/2026 09 AM PST 1.48 658 - Normal
02/02/2026 10 AM PST 1.48 658 0 Normal
02/02/2026 11 AM PST 1.48 658 0 Normal
02/02/2026 12 PM PST 1.48 658 0 Normal
02/02/2026 01 PM PST 1.48 658 0 Normal
02/02/2026 02 PM PST 1.48 658 0 Normal
02/02/2026 03 PM PST 1.48 658 0 Normal
02/02/2026 04 PM PST 1.48 658 0 Normal
02/02/2026 05 PM PST 1.47 654 - Normal
02/02/2026 06 PM PST 1.47 654 0 Normal
02/02/2026 07 PM PST 1.46 650 - Normal
02/02/2026 08 PM PST 1.46 650 0 Normal
02/02/2026 09 PM PST 1.46 650 0 Normal
02/02/2026 10 PM PST 1.46 650 0 Normal
02/02/2026 11 PM PST 1.46 650 0 Normal
02/03/2026 12 AM PST 1.46 650 0 Normal
02/03/2026 01 AM PST 1.45 645 - Normal
02/03/2026 02 AM PST 1.45 645 0 Normal
02/03/2026 03 AM PST 1.45 645 0 Normal
02/03/2026 04 AM PST 1.44 641 - Normal
02/03/2026 05 AM PST 1.45 645 + Normal
02/03/2026 06 AM PST 1.44 641 - Normal
02/03/2026 07 AM PST 1.43 637 - Normal
02/03/2026 08 AM PST 1.44 641 + Normal
02/03/2026 09 AM PST 1.44 641 0 Normal
02/03/2026 10 AM PST 1.43 637 - Normal
02/03/2026 11 AM PST 1.44 641 + Normal
02/03/2026 12 PM PST 1.44 641 0 Normal
02/03/2026 01 PM PST 1.44 641 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
02/03/2026 02 PM PST 1.43 637 Normal
02/03/2026 03 PM PST 1.43 637 0 Normal
02/03/2026 04 PM PST 1.43 637 0 Normal
02/03/2026 05 PM PST 1.43 637 0 Normal
02/03/2026 06 PM PST 1.43 637 0 Normal
02/03/2026 07 PM PST 1.42 633 - Normal
02/03/2026 08 PM PST 1.42 633 0 Normal
02/03/2026 09 PM PST 1.42 633 0 Normal
02/03/2026 10 PM PST 1.42 633 0 Normal
02/03/2026 11 PM PST 1.42 633 0 Normal
02/04/2026 12 AM PST 1.42 633 0 Normal
02/04/2026 01 AM PST 1.41 629 - Normal
02/04/2026 02 AM PST 1.41 629 0 Normal
02/04/2026 03 AM PST 1.41 629 0 Normal
02/04/2026 04 AM PST 1.41 629 0 Normal
02/04/2026 05 AM PST 1.41 629 0 Normal
02/04/2026 06 AM PST 1.41 629 0 Normal
02/04/2026 07 AM PST 1.41 629 0 Normal
02/04/2026 08 AM PST 1.40 625 - Normal
02/04/2026 09 AM PST 1.40 625 0 Normal
02/04/2026 10 AM PST 1.40 625 0 Normal
02/04/2026 11 AM PST 1.40 625 0 Normal
02/04/2026 12 PM PST 1.40 625 0 Normal
02/04/2026 01 PM PST 1.40 625 0 Normal
02/04/2026 02 PM PST 1.40 625 0 Normal
02/04/2026 03 PM PST 1.39 621 - Normal
02/04/2026 04 PM PST 1.39 621 0 Normal
02/04/2026 05 PM PST 1.39 621 0 Normal
02/04/2026 06 PM PST 1.39 621 0 Normal
02/04/2026 07 PM PST 1.39 621 0 Normal
02/04/2026 08 PM PST 1.39 621 0 Normal
02/04/2026 09 PM PST 1.39 621 0 Normal
02/04/2026 10 PM PST 1.39 621 0 Normal
02/04/2026 11 PM PST 1.38 617 - Normal
02/05/2026 12 AM PST 1.38 617 0 Normal
02/05/2026 01 AM PST 1.38 617 0 Normal
02/05/2026 02 AM PST 1.38 617 0 Normal
02/05/2026 03 AM PST 1.38 617 0 Normal
02/05/2026 04 AM PST 1.38 617 0 Normal
02/05/2026 05 AM PST 1.38 617 0 Normal
02/05/2026 06 AM PST 1.38 617 0 Normal
02/05/2026 07 AM PST 1.37 613 - Normal
02/05/2026 08 AM PST 1.37 613 0 Normal
02/05/2026 09 AM PST 1.37 613 0 Normal
02/05/2026 10 AM PST 1.37 613 0 Normal
02/05/2026 11 AM PST 1.37 613 0 Normal
02/05/2026 12 PM PST 1.37 613 0 Normal
02/05/2026 01 PM PST 1.37 613 0 Normal
02/05/2026 02 PM PST 1.37 613 0 Normal
02/05/2026 03 PM PST 1.37 613 0 Normal
02/05/2026 04 PM PST 1.36 608 - Normal
02/05/2026 05 PM PST 1.36 608 0 Normal
02/05/2026 06 PM PST 1.36 608 0 Normal
02/05/2026 07 PM PST 1.36 608 0 Normal
02/05/2026 08 PM PST 1.36 608 0 Normal
02/05/2026 09 PM PST 1.36 608 0 Normal
02/05/2026 10 PM PST 1.36 608 0 Normal
02/05/2026 11 PM PST 1.36 608 0 Normal
02/06/2026 12 AM PST 1.36 608 0 Normal
02/06/2026 01 AM PST 1.35 604 - Normal
02/06/2026 02 AM PST 1.35 604 0 Normal
02/06/2026 03 AM PST 1.35 604 0 Normal
02/06/2026 04 AM PST 1.35 604 0 Normal
02/06/2026 05 AM PST 1.35 604 0 Normal
02/06/2026 06 AM PST 1.35 604 0 Normal
02/06/2026 07 AM PST 1.35 604 0 Normal
02/06/2026 08 AM PST 1.35 604 0 Normal
02/06/2026 09 AM PST 1.35 604 0 Normal
02/06/2026 10 AM PST 1.35 604 0 Normal
02/06/2026 11 AM PST 1.35 604 0 Normal
02/06/2026 12 PM PST 1.34 600 - Normal
02/06/2026 01 PM PST 1.34 600 0 Normal
02/06/2026 02 PM PST 1.34 600 0 Normal
02/06/2026 03 PM PST 1.34 600 0 Normal
02/06/2026 04 PM PST 1.34 600 0 Normal
02/06/2026 05 PM PST 1.34 600 0 Normal
02/06/2026 06 PM PST 1.34 600 0 Normal
02/06/2026 07 PM PST 1.34 600 0 Normal
02/06/2026 08 PM PST 1.34 600 0 Normal
02/06/2026 09 PM PST 1.34 600 0 Normal
02/06/2026 10 PM PST 1.33 596 - Normal
02/06/2026 11 PM PST 1.33 596 0 Normal
02/07/2026 12 AM PST 1.33 596 0 Normal
02/07/2026 01 AM PST 1.33 596 0 Normal
02/07/2026 02 AM PST 1.33 596 0 Normal
02/07/2026 03 AM PST 1.33 596 0 Normal
02/07/2026 04 AM PST 1.33 596 0 Normal
02/07/2026 05 AM PST 1.33 596 0 Normal
02/07/2026 06 AM PST 1.33 596 0 Normal
02/07/2026 07 AM PST 1.33 596 0 Normal
02/07/2026 08 AM PST 1.33 596 0 Normal
02/07/2026 09 AM PST 1.32 592 - Normal
02/07/2026 10 AM PST 1.32 592 0 Normal
02/07/2026 11 AM PST 1.32 592 0 Normal
02/07/2026 12 PM PST 1.32 592 0 Normal
02/07/2026 01 PM PST 1.32 592 0 Normal
02/07/2026 02 PM PST 1.32 592 0 Normal
02/07/2026 03 PM PST 1.32 592 0 Normal
02/07/2026 04 PM PST 1.32 592 0 Normal
02/07/2026 05 PM PST 1.32 592 0 Normal
02/07/2026 06 PM PST 1.32 592 0 Normal
02/07/2026 07 PM PST 1.32 592 0 Normal
02/07/2026 08 PM PST 1.32 592 0 Normal
02/07/2026 09 PM PST 1.31 588 - Normal
02/07/2026 10 PM PST 1.31 588 0 Normal
02/07/2026 11 PM PST 1.31 588 0 Normal
02/08/2026 12 AM PST 1.31 588 0 Normal
02/08/2026 01 AM PST 1.31 588 0 Normal
02/08/2026 02 AM PST 1.31 588 0 Normal
02/08/2026 03 AM PST 1.31 588 0 Normal
02/08/2026 04 AM PST 1.31 588 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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