National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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RUSSIAN RIVER - HACIENDA BRIDGE (RIOC1)
Latitude: 38.51º NLongitude: 122.93º WElevation: 20 Feet
Location: Sonoma County in CaliforniaRiver Group: Russian Napa
Issuance Time: Mar 31 2023 at 1:30 PM PDTNext Issuance: Apr 01 2023 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Hacienda Bridge (RIOC1)
#
# File Generation Time:  03/31/2023 at 01:31 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/30/2023 at 12:00 AM PDT
# Maximum Observed Stage:                       18.6 Feet
# Maximum Observed Flow:                        10896 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/31/2023 at 02:00 PM PDT
# Maximum Forecast Stage:                       15.0 Feet
# Maximum Forecast Flow:                        7001 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/26/2023 01 PM PDT            12.3           4923                Not Applicable
  03/26/2023 02 PM PDT            12.3           4879         -      Not Applicable
  03/26/2023 03 PM PDT            12.3           4872         -      Not Applicable
  03/26/2023 04 PM PDT            12.2           4843         -      Not Applicable
  03/26/2023 05 PM PDT            12.2           4828         -      Not Applicable
  03/26/2023 06 PM PDT            12.2           4807         -      Not Applicable
  03/26/2023 07 PM PDT            12.2           4778         -      Not Applicable
  03/26/2023 08 PM PDT            12.1           4771         -      Not Applicable
  03/26/2023 09 PM PDT            12.1           4749         -      Not Applicable
  03/26/2023 10 PM PDT            12.1           4735         -      Not Applicable
  03/26/2023 11 PM PDT            12.0           4691         -      Not Applicable
  03/27/2023 12 AM PDT            12.0           4663         -      Not Applicable
  03/27/2023 01 AM PDT            12.0           4684         +      Not Applicable
  03/27/2023 02 AM PDT            11.9           4634         -      Not Applicable
  03/27/2023 03 AM PDT            11.9           4606         -      Not Applicable
  03/27/2023 04 AM PDT            11.9           4599         -      Not Applicable
  03/27/2023 05 AM PDT            11.9           4577         -      Not Applicable
  03/27/2023 06 AM PDT            11.8           4535         -      Not Applicable
  03/27/2023 07 AM PDT            11.8           4521         -      Not Applicable
  03/27/2023 08 AM PDT            11.8           4521         0      Not Applicable
  03/27/2023 09 AM PDT            11.7           4485         -      Not Applicable
  03/27/2023 10 AM PDT            11.7           4464         -      Not Applicable
  03/27/2023 11 AM PDT            11.7           4429         -      Not Applicable
  03/27/2023 12 PM PDT            11.7           4429         0      Not Applicable
  03/27/2023 01 PM PDT            11.6           4394         -      Not Applicable
  03/27/2023 02 PM PDT            11.6           4373         -      Not Applicable
  03/27/2023 03 PM PDT            11.6           4373         0      Not Applicable
  03/27/2023 04 PM PDT            11.6           4353         -      Not Applicable
  03/27/2023 05 PM PDT            11.6           4360         +      Not Applicable
  03/27/2023 06 PM PDT            11.5           4325         -      Not Applicable
  03/27/2023 07 PM PDT            11.5           4304         -      Not Applicable
  03/27/2023 08 PM PDT            11.4           4283         -      Not Applicable
  03/27/2023 09 PM PDT            11.4           4276         -      Not Applicable
  03/27/2023 10 PM PDT            11.4           4263         -      Not Applicable
  03/27/2023 11 PM PDT            11.4           4249         -      Not Applicable
  03/28/2023 12 AM PDT            11.4           4221         -      Not Applicable
  03/28/2023 01 AM PDT            11.3           4214         -      Not Applicable
  03/28/2023 02 AM PDT            11.3           4201         -      Not Applicable
  03/28/2023 03 AM PDT            11.3           4201         0      Not Applicable
  03/28/2023 04 AM PDT            11.3           4180         -      Not Applicable
  03/28/2023 05 AM PDT            11.3           4187         +      Not Applicable
  03/28/2023 06 AM PDT            11.3           4207         +      Not Applicable
  03/28/2023 07 AM PDT            11.3           4214         +      Not Applicable
  03/28/2023 08 AM PDT            11.4           4269         +      Not Applicable
  03/28/2023 09 AM PDT            11.6           4387         +      Not Applicable
  03/28/2023 10 AM PDT            11.9           4599         +      Not Applicable
  03/28/2023 11 AM PDT            12.3           4894         +      Not Applicable
  03/28/2023 12 PM PDT            12.8           5241         +      Not Applicable
  03/28/2023 01 PM PDT            13.2           5583         +      Not Applicable
  03/28/2023 02 PM PDT            13.7           5941         +      Not Applicable
  03/28/2023 03 PM PDT            14.1           6227         +      Not Applicable
  03/28/2023 04 PM PDT            14.4           6536         +      Not Applicable
  03/28/2023 05 PM PDT            14.7           6792         +      Not Applicable
  03/28/2023 06 PM PDT            15.1           7111         +      Not Applicable
  03/28/2023 07 PM PDT            15.4           7392         +      Not Applicable
  03/28/2023 08 PM PDT            15.8           7696         +      Not Applicable
  03/28/2023 09 PM PDT            16.1           7943         +      Not Applicable
  03/28/2023 10 PM PDT            16.4           8320         +      Not Applicable
  03/28/2023 11 PM PDT            16.6           8558         +      Not Applicable
  03/29/2023 12 AM PDT            16.9           8834         +      Not Applicable
  03/29/2023 01 AM PDT            17.1           9089         +      Not Applicable
  03/29/2023 02 AM PDT            17.3           9301         +      Not Applicable
  03/29/2023 03 AM PDT            17.5           9526         +      Not Applicable
  03/29/2023 04 AM PDT            17.6           9693         +      Not Applicable
  03/29/2023 05 AM PDT            17.8           9910         +      Not Applicable
  03/29/2023 06 AM PDT            17.9          10043         +      Not Applicable
  03/29/2023 07 AM PDT            18.0          10177         +      Not Applicable
  03/29/2023 08 AM PDT            18.1          10214         +      Not Applicable
  03/29/2023 09 AM PDT            18.1          10251         +      Not Applicable
  03/29/2023 10 AM PDT            18.1          10300         +      Not Applicable
  03/29/2023 11 AM PDT            18.1          10337         +      Not Applicable
  03/29/2023 12 PM PDT            18.2          10386         +      Not Applicable
  03/29/2023 01 PM PDT            18.2          10448         +      Not Applicable
  03/29/2023 02 PM PDT            18.2          10386         -      Not Applicable
  03/29/2023 03 PM PDT            18.3          10497         +      Not Applicable
  03/29/2023 04 PM PDT            18.3          10509         +      Not Applicable
  03/29/2023 05 PM PDT            18.4          10658         +      Not Applicable
  03/29/2023 06 PM PDT            18.5          10796         +      Not Applicable
  03/29/2023 07 PM PDT            18.5          10746         -      Not Applicable
  03/29/2023 08 PM PDT            18.6          10833         +      Not Applicable
  03/29/2023 09 PM PDT            18.5          10758         -      Not Applicable
  03/29/2023 10 PM PDT            18.5          10783         +      Not Applicable
  03/29/2023 11 PM PDT            18.6          10846         +      Not Applicable
  03/30/2023 12 AM PDT            18.6          10896         +      Not Applicable
  03/30/2023 01 AM PDT            18.5          10796         -      Not Applicable
  03/30/2023 02 AM PDT            18.5          10733         -      Not Applicable
  03/30/2023 03 AM PDT            18.4          10596         -      Not Applicable
  03/30/2023 04 AM PDT            18.3          10547         -      Not Applicable
  03/30/2023 05 AM PDT            18.2          10435         -      Not Applicable
  03/30/2023 06 AM PDT            18.1          10337         -      Not Applicable
  03/30/2023 07 AM PDT            18.1          10238         -      Not Applicable
  03/30/2023 08 AM PDT            18.0          10202         -      Not Applicable
  03/30/2023 09 AM PDT            17.9          10055         -      Not Applicable
  03/30/2023 10 AM PDT            17.8           9934         -      Not Applicable
  03/30/2023 11 AM PDT            17.7           9801         -      Not Applicable
  03/30/2023 12 PM PDT            17.6           9729         -      Not Applicable
  03/30/2023 01 PM PDT            17.5           9597         -      Not Applicable
  03/30/2023 02 PM PDT            17.4           9442         -      Not Applicable
  03/30/2023 03 PM PDT            17.3           9277         -      Not Applicable
  03/30/2023 04 PM PDT            17.2           9148         -      Not Applicable
  03/30/2023 05 PM PDT            17.1           9101         -      Not Applicable
  03/30/2023 06 PM PDT            17.0           8973         -      Not Applicable
  03/30/2023 07 PM PDT            16.8           8753         -      Not Applicable
  03/30/2023 08 PM PDT            16.8           8707         -      Not Applicable
  03/30/2023 09 PM PDT            16.7           8570         -      Not Applicable
  03/30/2023 10 PM PDT            16.6           8490         -      Not Applicable
  03/30/2023 11 PM PDT            16.4           8253         -      Not Applicable
  03/31/2023 12 AM PDT            16.4           8253         0      Not Applicable
  03/31/2023 01 AM PDT            16.2           8096         -      Not Applicable
  03/31/2023 02 AM PDT            16.1           7978         -      Not Applicable
  03/31/2023 03 AM PDT            16.0           7898         -      Not Applicable
  03/31/2023 04 AM PDT            15.9           7793         -      Not Applicable
  03/31/2023 05 AM PDT            15.8           7731         -      Not Applicable
  03/31/2023 06 AM PDT            15.7           7600         -      Not Applicable
  03/31/2023 07 AM PDT            15.6           7539         -      Not Applicable
  03/31/2023 08 AM PDT            15.5           7453         -      Not Applicable
  03/31/2023 09 AM PDT            15.4           7358         -      Not Applicable
  03/31/2023 10 AM PDT            15.3           7298         -      Not Applicable
  03/31/2023 11 AM PDT            15.3           7230         -      Not Applicable
  03/31/2023 12 PM PDT            15.2           7145         -      Not Applicable
  03/31/2023 01 PM PDT            15.1           7068         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/31/2023 02 PM PDT            15.0           7001                Not Applicable
  03/31/2023 03 PM PDT            14.9           6925         -      Not Applicable
  03/31/2023 04 PM PDT            14.8           6858         -      Not Applicable
  03/31/2023 05 PM PDT            14.7           6792         -      Not Applicable
  03/31/2023 06 PM PDT            14.7           6717         -      Not Applicable
  03/31/2023 07 PM PDT            14.6           6643         -      Not Applicable
  03/31/2023 08 PM PDT            14.5           6560         -      Not Applicable
  03/31/2023 09 PM PDT            14.3           6462         -      Not Applicable
  03/31/2023 10 PM PDT            14.2           6365         -      Not Applicable
  03/31/2023 11 PM PDT            14.1           6260         -      Not Applicable
  04/01/2023 12 AM PDT            14.0           6171         -      Not Applicable
  04/01/2023 01 AM PDT            13.9           6076         -      Not Applicable
  04/01/2023 02 AM PDT            13.8           5988         -      Not Applicable
  04/01/2023 03 AM PDT            13.7           5909         -      Not Applicable
  04/01/2023 04 AM PDT            13.6           5839         -      Not Applicable
  04/01/2023 05 AM PDT            13.5           5769         -      Not Applicable
  04/01/2023 06 AM PDT            13.4           5706         -      Not Applicable
  04/01/2023 07 AM PDT            13.3           5645         -      Not Applicable
  04/01/2023 08 AM PDT            13.2           5591         -      Not Applicable
  04/01/2023 09 AM PDT            13.2           5537         -      Not Applicable
  04/01/2023 10 AM PDT            13.1           5483         -      Not Applicable
  04/01/2023 11 AM PDT            13.0           5430         -      Not Applicable
  04/01/2023 12 PM PDT            13.0           5377         -      Not Applicable
  04/01/2023 01 PM PDT            12.9           5332         -      Not Applicable
  04/01/2023 02 PM PDT            12.8           5279         -      Not Applicable
  04/01/2023 03 PM PDT            12.8           5234         -      Not Applicable
  04/01/2023 04 PM PDT            12.7           5189         -      Not Applicable
  04/01/2023 05 PM PDT            12.7           5144         -      Not Applicable
  04/01/2023 06 PM PDT            12.6           5100         -      Not Applicable
  04/01/2023 07 PM PDT            12.5           5055         -      Not Applicable
  04/01/2023 08 PM PDT            12.5           5011         -      Not Applicable
  04/01/2023 09 PM PDT            12.4           4974         -      Not Applicable
  04/01/2023 10 PM PDT            12.4           4930         -      Not Applicable
  04/01/2023 11 PM PDT            12.3           4894         -      Not Applicable
  04/02/2023 12 AM PDT            12.2           4850         -      Not Applicable
  04/02/2023 01 AM PDT            12.2           4814         -      Not Applicable
  04/02/2023 02 AM PDT            12.2           4778         -      Not Applicable
  04/02/2023 03 AM PDT            12.1           4735         -      Not Applicable
  04/02/2023 04 AM PDT            12.0           4699         -      Not Applicable
  04/02/2023 05 AM PDT            12.0           4663         -      Not Applicable
  04/02/2023 06 AM PDT            11.9           4627         -      Not Applicable
  04/02/2023 07 AM PDT            11.9           4592         -      Not Applicable
  04/02/2023 08 AM PDT            11.8           4556         -      Not Applicable
  04/02/2023 09 AM PDT            11.8           4521         -      Not Applicable
  04/02/2023 10 AM PDT            11.7           4485         -      Not Applicable
  04/02/2023 11 AM PDT            11.7           4450         -      Not Applicable
  04/02/2023 12 PM PDT            11.6           4415         -      Not Applicable
  04/02/2023 01 PM PDT            11.6           4387         -      Not Applicable
  04/02/2023 02 PM PDT            11.6           4353         -      Not Applicable
  04/02/2023 03 PM PDT            11.5           4318         -      Not Applicable
  04/02/2023 04 PM PDT            11.4           4283         -      Not Applicable
  04/02/2023 05 PM PDT            11.4           4256         -      Not Applicable
  04/02/2023 06 PM PDT            11.4           4221         -      Not Applicable
  04/02/2023 07 PM PDT            11.3           4194         -      Not Applicable
  04/02/2023 08 PM PDT            11.3           4160         -      Not Applicable
  04/02/2023 09 PM PDT            11.2           4132         -      Not Applicable
  04/02/2023 10 PM PDT            11.2           4098         -      Not Applicable
  04/02/2023 11 PM PDT            11.1           4071         -      Not Applicable
  04/03/2023 12 AM PDT            11.1           4044         -      Not Applicable
  04/03/2023 01 AM PDT            11.1           4017         -      Not Applicable
  04/03/2023 02 AM PDT            11.0           3990         -      Not Applicable
  04/03/2023 03 AM PDT            11.0           3957         -      Not Applicable
  04/03/2023 04 AM PDT            10.9           3937         -      Not Applicable
  04/03/2023 05 AM PDT            10.9           3910         -      Not Applicable
  04/03/2023 06 AM PDT            10.9           3883         -      Not Applicable
  04/03/2023 07 AM PDT            10.8           3857         -      Not Applicable
  04/03/2023 08 AM PDT            10.8           3830         -      Not Applicable
  04/03/2023 09 AM PDT            10.8           3811         -      Not Applicable
  04/03/2023 10 AM PDT            10.7           3784         -      Not Applicable
  04/03/2023 11 AM PDT            10.7           3765         -      Not Applicable
  04/03/2023 12 PM PDT            10.6           3738         -      Not Applicable
  04/03/2023 01 PM PDT            10.6           3719         -      Not Applicable
  04/03/2023 02 PM PDT            10.6           3693         -      Not Applicable
  04/03/2023 03 PM PDT            10.5           3673         -      Not Applicable
  04/03/2023 04 PM PDT            10.5           3647         -      Not Applicable
  04/03/2023 05 PM PDT            10.5           3628         -      Not Applicable
  04/03/2023 06 PM PDT            10.4           3609         -      Not Applicable
  04/03/2023 07 PM PDT            10.4           3583         -      Not Applicable
  04/03/2023 08 PM PDT            10.4           3563         -      Not Applicable
  04/03/2023 09 PM PDT            10.3           3544         -      Not Applicable
  04/03/2023 10 PM PDT            10.3           3525         -      Not Applicable
  04/03/2023 11 PM PDT            10.3           3506         -      Not Applicable
  04/04/2023 12 AM PDT            10.2           3480         -      Not Applicable
  04/04/2023 01 AM PDT            10.2           3461         -      Not Applicable
  04/04/2023 02 AM PDT            10.2           3442         -      Not Applicable
  04/04/2023 03 AM PDT            10.2           3423         -      Not Applicable
  04/04/2023 04 AM PDT            10.1           3405         -      Not Applicable
  04/04/2023 05 AM PDT            10.1           3386         -      Not Applicable
  04/04/2023 06 AM PDT            10.1           3367         -      Not Applicable
  04/04/2023 07 AM PDT            10.0           3348         -      Not Applicable
  04/04/2023 08 AM PDT            10.0           3329         -      Not Applicable
  04/04/2023 09 AM PDT            10.0           3311         -      Not Applicable
  04/04/2023 10 AM PDT             9.9           3292         -      Not Applicable
  04/04/2023 11 AM PDT             9.9           3273         -      Not Applicable
  04/04/2023 12 PM PDT             9.9           3255         -      Not Applicable
  04/04/2023 01 PM PDT             9.8           3236         -      Not Applicable
  04/04/2023 02 PM PDT             9.8           3218         -      Not Applicable
  04/04/2023 03 PM PDT             9.8           3199         -      Not Applicable
  04/04/2023 04 PM PDT             9.8           3181         -      Not Applicable
  04/04/2023 05 PM PDT             9.7           3162         -      Not Applicable
  04/04/2023 06 PM PDT             9.7           3144         -      Not Applicable
  04/04/2023 07 PM PDT             9.7           3132         -      Not Applicable
  04/04/2023 08 PM PDT             9.7           3114         -      Not Applicable
  04/04/2023 09 PM PDT             9.6           3095         -      Not Applicable
  04/04/2023 10 PM PDT             9.6           3077         -      Not Applicable
  04/04/2023 11 PM PDT             9.6           3059         -      Not Applicable
  04/05/2023 12 AM PDT             9.5           3047         -      Not Applicable
  04/05/2023 01 AM PDT             9.5           3029         -      Not Applicable
  04/05/2023 02 AM PDT             9.5           3011         -      Not Applicable
  04/05/2023 03 AM PDT             9.5           2999         -      Not Applicable
  04/05/2023 04 AM PDT             9.4           2981         -      Not Applicable
  04/05/2023 05 AM PDT             9.4           2963         -      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.