RUSSIAN RIVER - HACIENDA BRIDGE (RIOC1)
Latitude: 38.51º NLongitude: 122.93º WElevation: 20 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Nov 09 2026 at 1:16 PM PSTNext Issuance: Nov 10 2026 at 9:00 AM PST
Action: 31.0 FeetMinor Flood: 34.0 FeetModerate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Hacienda Bridge (RIOC1)
#
# File Generation Time:  11/09/2026 at 01:18 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/05/2026 at 07:00 AM PST
# Maximum Observed Stage:                       1.93 Feet
# Maximum Observed Flow:                        224 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/14/2026 at 04:00 AM PST
# Maximum Forecast Stage:                       1.91 Feet
# Maximum Forecast Flow:                        220 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/04/2026 01 PM PST            1.93            224                        Normal
  11/04/2026 02 PM PST            1.92            222         -              Normal
  11/04/2026 03 PM PST            1.92            222         0              Normal
  11/04/2026 04 PM PST            1.92            222         0              Normal
  11/04/2026 05 PM PST            1.91            220         -              Normal
  11/04/2026 06 PM PST            1.91            220         0              Normal
  11/04/2026 07 PM PST            1.91            220         0              Normal
  11/04/2026 08 PM PST            1.91            220         0              Normal
  11/04/2026 09 PM PST            1.91            220         0              Normal
  11/04/2026 10 PM PST            1.91            220         0              Normal
  11/04/2026 11 PM PST            1.91            220         0              Normal
  11/05/2026 12 AM PST            1.92            222         +              Normal
  11/05/2026 01 AM PST            1.92            222         0              Normal
  11/05/2026 02 AM PST            1.92            222         0              Normal
  11/05/2026 03 AM PST            1.92            222         0              Normal
  11/05/2026 04 AM PST            1.93            224         +              Normal
  11/05/2026 05 AM PST            1.92            222         -              Normal
  11/05/2026 06 AM PST            1.92            222         0              Normal
  11/05/2026 07 AM PST            1.93            224         +              Normal
  11/05/2026 08 AM PST            1.92            222         -              Normal
  11/05/2026 09 AM PST            1.92            222         0              Normal
  11/05/2026 10 AM PST            1.92            222         0              Normal
  11/05/2026 11 AM PST            1.92            222         0              Normal
  11/05/2026 12 PM PST            1.92            222         0              Normal
  11/05/2026 01 PM PST            1.92            222         0              Normal
  11/05/2026 02 PM PST            1.91            220         -              Normal
  11/05/2026 03 PM PST            1.90            219         -              Normal
  11/05/2026 04 PM PST            1.90            219         0              Normal
  11/05/2026 05 PM PST            1.90            219         0              Normal
  11/05/2026 06 PM PST            1.89            217         -              Normal
  11/05/2026 07 PM PST            1.89            217         0              Normal
  11/05/2026 08 PM PST            1.89            217         0              Normal
  11/05/2026 09 PM PST            1.89            217         0              Normal
  11/05/2026 10 PM PST            1.88            215         -              Normal
  11/05/2026 11 PM PST            1.87            213         -              Normal
  11/06/2026 12 AM PST            1.87            213         0              Normal
  11/06/2026 01 AM PST            1.87            213         0              Normal
  11/06/2026 02 AM PST            1.87            213         0              Normal
  11/06/2026 03 AM PST            1.87            213         0              Normal
  11/06/2026 04 AM PST            1.87            213         0              Normal
  11/06/2026 05 AM PST            1.86            212         -              Normal
  11/06/2026 06 AM PST            1.86            212         0              Normal
  11/06/2026 07 AM PST            1.86            212         0              Normal
  11/06/2026 08 AM PST            1.86            212         0              Normal
  11/06/2026 09 AM PST            1.85            210         -              Normal
  11/06/2026 10 AM PST            1.85            210         0              Normal
  11/06/2026 11 AM PST            1.85            210         0              Normal
  11/06/2026 12 PM PST            1.85            210         0              Normal
  11/06/2026 01 PM PST            1.85            210         0              Normal
  11/06/2026 02 PM PST            1.84            208         -              Normal
  11/06/2026 03 PM PST            1.84            208         0              Normal
  11/06/2026 04 PM PST            1.84            208         0              Normal
  11/06/2026 05 PM PST            1.84            208         0              Normal
  11/06/2026 06 PM PST            1.84            208         0              Normal
  11/06/2026 07 PM PST            1.84            208         0              Normal
  11/06/2026 08 PM PST            1.83            207         -              Normal
  11/06/2026 09 PM PST            1.83            207         0              Normal
  11/06/2026 10 PM PST            1.83            207         0              Normal
  11/06/2026 11 PM PST            1.83            207         0              Normal
  11/07/2026 12 AM PST            1.83            207         0              Normal
  11/07/2026 01 AM PST            1.82            205         -              Normal
  11/07/2026 02 AM PST            1.82            205         0              Normal
  11/07/2026 03 AM PST            1.82            205         0              Normal
  11/07/2026 04 AM PST            1.82            205         0              Normal
  11/07/2026 05 AM PST            1.81            203         -              Normal
  11/07/2026 06 AM PST            1.81            203         0              Normal
  11/07/2026 07 AM PST            1.81            203         0              Normal
  11/07/2026 08 AM PST            1.81            203         0              Normal
  11/07/2026 09 AM PST            1.81            203         0              Normal
  11/07/2026 10 AM PST            1.81            203         0              Normal
  11/07/2026 11 AM PST            1.82            205         +              Normal
  11/07/2026 12 PM PST            1.82            205         0              Normal
  11/07/2026 01 PM PST            1.82            205         0              Normal
  11/07/2026 02 PM PST            1.81            203         -              Normal
  11/07/2026 03 PM PST            1.81            203         0              Normal
  11/07/2026 04 PM PST            1.81            203         0              Normal
  11/07/2026 05 PM PST            1.81            203         0              Normal
  11/07/2026 06 PM PST            1.81            203         0              Normal
  11/07/2026 07 PM PST            1.81            203         0              Normal
  11/07/2026 08 PM PST            1.81            203         0              Normal
  11/07/2026 09 PM PST            1.81            203         0              Normal
  11/07/2026 10 PM PST            1.81            203         0              Normal
  11/07/2026 11 PM PST            1.81            203         0              Normal
  11/08/2026 12 AM PST            1.81            203         0              Normal
  11/08/2026 01 AM PST            1.81            203         0              Normal
  11/08/2026 02 AM PST            1.81            203         0              Normal
  11/08/2026 03 AM PST            1.81            203         0              Normal
  11/08/2026 04 AM PST            1.81            203         0              Normal
  11/08/2026 05 AM PST            1.81            203         0              Normal
  11/08/2026 06 AM PST            1.81            203         0              Normal
  11/08/2026 07 AM PST            1.81            203         0              Normal
  11/08/2026 08 AM PST            1.81            203         0              Normal
  11/08/2026 09 AM PST            1.81            203         0              Normal
  11/08/2026 10 AM PST            1.81            203         0              Normal
  11/08/2026 11 AM PST            1.82            205         +              Normal
  11/08/2026 12 PM PST            1.82            205         0              Normal
  11/08/2026 01 PM PST            1.82            205         0              Normal
  11/08/2026 02 PM PST            1.81            203         -              Normal
  11/08/2026 03 PM PST            1.81            203         0              Normal
  11/08/2026 04 PM PST            1.81            203         0              Normal
  11/08/2026 05 PM PST            1.80            202         -              Normal
  11/08/2026 06 PM PST            1.80            202         0              Normal
  11/08/2026 07 PM PST            1.80            202         0              Normal
  11/08/2026 08 PM PST            1.80            202         0              Normal
  11/08/2026 09 PM PST            1.80            202         0              Normal
  11/08/2026 10 PM PST            1.80            202         0              Normal
  11/08/2026 11 PM PST            1.79            200         -              Normal
  11/09/2026 12 AM PST            1.79            200         0              Normal
  11/09/2026 01 AM PST            1.79            200         0              Normal
  11/09/2026 02 AM PST            1.79            200         0              Normal
  11/09/2026 03 AM PST            1.79            200         0              Normal
  11/09/2026 04 AM PST            1.79            200         0              Normal
  11/09/2026 05 AM PST            1.79            200         0              Normal
  11/09/2026 06 AM PST            1.79            200         0              Normal
  11/09/2026 07 AM PST            1.79            200         0              Normal
  11/09/2026 08 AM PST            1.79            200         0              Normal
  11/09/2026 09 AM PST            1.79            200         0              Normal
  11/09/2026 10 AM PST            1.78            198         -              Normal
  11/09/2026 11 AM PST            1.79            200         +              Normal
  11/09/2026 12 PM PST            1.79            200         0              Normal
  11/09/2026 01 PM PST            1.79            200         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/09/2026 02 PM PST            1.78            198                        Normal
  11/09/2026 03 PM PST            1.78            198         0              Normal
  11/09/2026 04 PM PST            1.78            198         0              Normal
  11/09/2026 05 PM PST            1.78            198         0              Normal
  11/09/2026 06 PM PST            1.78            198         0              Normal
  11/09/2026 07 PM PST            1.78            198         0              Normal
  11/09/2026 08 PM PST            1.78            198         0              Normal
  11/09/2026 09 PM PST            1.78            198         0              Normal
  11/09/2026 10 PM PST            1.77            197         -              Normal
  11/09/2026 11 PM PST            1.77            197         0              Normal
  11/10/2026 12 AM PST            1.77            197         0              Normal
  11/10/2026 01 AM PST            1.77            197         0              Normal
  11/10/2026 02 AM PST            1.77            197         0              Normal
  11/10/2026 03 AM PST            1.77            197         0              Normal
  11/10/2026 04 AM PST            1.77            197         0              Normal
  11/10/2026 05 AM PST            1.76            195         -              Normal
  11/10/2026 06 AM PST            1.76            195         0              Normal
  11/10/2026 07 AM PST            1.76            195         0              Normal
  11/10/2026 08 AM PST            1.76            195         0              Normal
  11/10/2026 09 AM PST            1.76            195         0              Normal
  11/10/2026 10 AM PST            1.76            195         0              Normal
  11/10/2026 11 AM PST            1.76            195         0              Normal
  11/10/2026 12 PM PST            1.76            195         0              Normal
  11/10/2026 01 PM PST            1.76            195         0              Normal
  11/10/2026 02 PM PST            1.76            195         0              Normal
  11/10/2026 03 PM PST            1.76            195         0              Normal
  11/10/2026 04 PM PST            1.76            195         0              Normal
  11/10/2026 05 PM PST            1.76            195         0              Normal
  11/10/2026 06 PM PST            1.76            195         0              Normal
  11/10/2026 07 PM PST            1.76            195         0              Normal
  11/10/2026 08 PM PST            1.76            195         0              Normal
  11/10/2026 09 PM PST            1.76            195         0              Normal
  11/10/2026 10 PM PST            1.76            195         0              Normal
  11/10/2026 11 PM PST            1.76            195         0              Normal
  11/11/2026 12 AM PST            1.76            195         0              Normal
  11/11/2026 01 AM PST            1.75            193         -              Normal
  11/11/2026 02 AM PST            1.75            193         0              Normal
  11/11/2026 03 AM PST            1.75            193         0              Normal
  11/11/2026 04 AM PST            1.75            193         0              Normal
  11/11/2026 05 AM PST            1.75            193         0              Normal
  11/11/2026 06 AM PST            1.75            193         0              Normal
  11/11/2026 07 AM PST            1.74            192         -              Normal
  11/11/2026 08 AM PST            1.74            192         0              Normal
  11/11/2026 09 AM PST            1.74            192         0              Normal
  11/11/2026 10 AM PST            1.74            192         0              Normal
  11/11/2026 11 AM PST            1.73            190         -              Normal
  11/11/2026 12 PM PST            1.73            190         0              Normal
  11/11/2026 01 PM PST            1.73            190         0              Normal
  11/11/2026 02 PM PST            1.73            190         0              Normal
  11/11/2026 03 PM PST            1.73            190         0              Normal
  11/11/2026 04 PM PST            1.72            188         -              Normal
  11/11/2026 05 PM PST            1.72            188         0              Normal
  11/11/2026 06 PM PST            1.72            188         0              Normal
  11/11/2026 07 PM PST            1.72            188         0              Normal
  11/11/2026 08 PM PST            1.72            188         0              Normal
  11/11/2026 09 PM PST            1.72            188         0              Normal
  11/11/2026 10 PM PST            1.72            188         0              Normal
  11/11/2026 11 PM PST            1.71            187         -              Normal
  11/12/2026 12 AM PST            1.71            187         0              Normal
  11/12/2026 01 AM PST            1.71            187         0              Normal
  11/12/2026 02 AM PST            1.71            187         0              Normal
  11/12/2026 03 AM PST            1.71            187         0              Normal
  11/12/2026 04 AM PST            1.71            187         0              Normal
  11/12/2026 05 AM PST            1.71            187         0              Normal
  11/12/2026 06 AM PST            1.71            187         0              Normal
  11/12/2026 07 AM PST            1.71            187         0              Normal
  11/12/2026 08 AM PST            1.71            187         0              Normal
  11/12/2026 09 AM PST            1.71            187         0              Normal
  11/12/2026 10 AM PST            1.71            187         0              Normal
  11/12/2026 11 AM PST            1.71            187         0              Normal
  11/12/2026 12 PM PST            1.71            187         0              Normal
  11/12/2026 01 PM PST            1.71            187         0              Normal
  11/12/2026 02 PM PST            1.71            187         0              Normal
  11/12/2026 03 PM PST            1.71            187         0              Normal
  11/12/2026 04 PM PST            1.71            187         0              Normal
  11/12/2026 05 PM PST            1.71            187         0              Normal
  11/12/2026 06 PM PST            1.71            187         0              Normal
  11/12/2026 07 PM PST            1.71            187         0              Normal
  11/12/2026 08 PM PST            1.71            187         0              Normal
  11/12/2026 09 PM PST            1.71            187         0              Normal
  11/12/2026 10 PM PST            1.71            187         0              Normal
  11/12/2026 11 PM PST            1.71            187         0              Normal
  11/13/2026 12 AM PST            1.71            187         0              Normal
  11/13/2026 01 AM PST            1.71            187         0              Normal
  11/13/2026 02 AM PST            1.71            187         0              Normal
  11/13/2026 03 AM PST            1.71            187         0              Normal
  11/13/2026 04 AM PST            1.71            187         0              Normal
  11/13/2026 05 AM PST            1.71            187         0              Normal
  11/13/2026 06 AM PST            1.71            187         0              Normal
  11/13/2026 07 AM PST            1.71            187         0              Normal
  11/13/2026 08 AM PST            1.71            187         0              Normal
  11/13/2026 09 AM PST            1.71            187         0              Normal
  11/13/2026 10 AM PST            1.71            187         0              Normal
  11/13/2026 11 AM PST            1.71            187         0              Normal
  11/13/2026 12 PM PST            1.71            187         0              Normal
  11/13/2026 01 PM PST            1.71            187         0              Normal
  11/13/2026 02 PM PST            1.71            187         0              Normal
  11/13/2026 03 PM PST            1.71            187         0              Normal
  11/13/2026 04 PM PST            1.72            188         +              Normal
  11/13/2026 05 PM PST            1.72            188         0              Normal
  11/13/2026 06 PM PST            1.73            190         +              Normal
  11/13/2026 07 PM PST            1.74            192         +              Normal
  11/13/2026 08 PM PST            1.75            193         +              Normal
  11/13/2026 09 PM PST            1.76            195         +              Normal
  11/13/2026 10 PM PST            1.78            198         +              Normal
  11/13/2026 11 PM PST            1.80            202         +              Normal
  11/14/2026 12 AM PST            1.82            205         +              Normal
  11/14/2026 01 AM PST            1.84            208         +              Normal
  11/14/2026 02 AM PST            1.86            212         +              Normal
  11/14/2026 03 AM PST            1.88            215         +              Normal
  11/14/2026 04 AM PST            1.91            220         +              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.