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

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SOUTH FORK GUALALA RIVER - SEA RANCH (GSRC1)
Latitude: 38.71º NLongitude: 123.43º WElevation: 40 Feet
Location: Sonoma County in CaliforniaRiver Group: Russian Napa
Issuance Time: Mar 28 2023 at 8:02 AM PDTNext Issuance: Mar 28 2023 at 3:00 PM PDT
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: South Fork Gualala River - Sea Ranch (GSRC1)
#
# File Generation Time:  03/28/2023 at 08:03 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/23/2023 at 08:00 AM PDT
# Maximum Observed Stage:                       9.0 Feet
# Maximum Observed Flow:                        1194 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/28/2023 at 03:00 PM PDT
# Maximum Forecast Stage:                       17.3 Feet
# Maximum Forecast Flow:                        5999 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/23/2023 08 AM PDT             9.0           1194                Not Applicable
  03/23/2023 09 AM PDT             9.0           1184         -      Not Applicable
  03/23/2023 10 AM PDT             8.9           1165         -      Not Applicable
  03/23/2023 11 AM PDT             8.9           1160         -      Not Applicable
  03/23/2023 12 PM PDT             8.9           1150         -      Not Applicable
  03/23/2023 01 PM PDT             8.9           1136         -      Not Applicable
  03/23/2023 02 PM PDT             8.8           1122         -      Not Applicable
  03/23/2023 03 PM PDT             8.8           1112         -      Not Applicable
  03/23/2023 04 PM PDT             8.8           1098         -      Not Applicable
  03/23/2023 05 PM PDT             8.8           1093         -      Not Applicable
  03/23/2023 06 PM PDT             8.8           1084         -      Not Applicable
  03/23/2023 07 PM PDT             8.7           1074         -      Not Applicable
  03/23/2023 08 PM PDT             8.7           1056         -      Not Applicable
  03/23/2023 09 PM PDT             8.7           1056         0      Not Applicable
  03/23/2023 10 PM PDT             8.7           1037         -      Not Applicable
  03/23/2023 11 PM PDT             8.7           1032         -      Not Applicable
  03/24/2023 12 AM PDT             8.6           1028         -      Not Applicable
  03/24/2023 01 AM PDT             8.6           1019         -      Not Applicable
  03/24/2023 02 AM PDT             8.6           1014         -      Not Applicable
  03/24/2023 03 AM PDT             8.6           1009         -      Not Applicable
  03/24/2023 04 AM PDT             8.6            996         -      Not Applicable
  03/24/2023 05 AM PDT             8.6            987         -      Not Applicable
  03/24/2023 06 AM PDT             8.5            978         -      Not Applicable
  03/24/2023 07 AM PDT             8.5            964         -      Not Applicable
  03/24/2023 08 AM PDT             8.5            955         -      Not Applicable
  03/24/2023 09 AM PDT             8.5            951         -      Not Applicable
  03/24/2023 10 AM PDT             8.4            942         -      Not Applicable
  03/24/2023 11 AM PDT             8.4            933         -      Not Applicable
  03/24/2023 12 PM PDT             8.4            924         -      Not Applicable
  03/24/2023 01 PM PDT             8.4            920         -      Not Applicable
  03/24/2023 02 PM PDT             8.4            911         -      Not Applicable
  03/24/2023 03 PM PDT             8.4            911         0      Not Applicable
  03/24/2023 04 PM PDT             8.4            902         -      Not Applicable
  03/24/2023 05 PM PDT             8.3            898         -      Not Applicable
  03/24/2023 06 PM PDT             8.3            889         -      Not Applicable
  03/24/2023 07 PM PDT             8.3            876         -      Not Applicable
  03/24/2023 08 PM PDT             8.3            872         -      Not Applicable
  03/24/2023 09 PM PDT             8.3            867         -      Not Applicable
  03/24/2023 10 PM PDT             8.3            859         -      Not Applicable
  03/24/2023 11 PM PDT             8.2            850         -      Not Applicable
  03/25/2023 12 AM PDT             8.2            841         -      Not Applicable
  03/25/2023 01 AM PDT             8.2            841         0      Not Applicable
  03/25/2023 02 AM PDT             8.2            837         -      Not Applicable
  03/25/2023 03 AM PDT             8.2            825         -      Not Applicable
  03/25/2023 04 AM PDT             8.2            825         0      Not Applicable
  03/25/2023 05 AM PDT             8.2            816         -      Not Applicable
  03/25/2023 06 AM PDT             8.2            812         -      Not Applicable
  03/25/2023 07 AM PDT             8.1            808         -      Not Applicable
  03/25/2023 08 AM PDT             8.1            808         0      Not Applicable
  03/25/2023 09 AM PDT             8.1            799         -      Not Applicable
  03/25/2023 10 AM PDT             8.1            791         -      Not Applicable
  03/25/2023 11 AM PDT             8.1            791         0      Not Applicable
  03/25/2023 12 PM PDT             8.1            787         -      Not Applicable
  03/25/2023 01 PM PDT             8.1            783         -      Not Applicable
  03/25/2023 02 PM PDT             8.1            779         -      Not Applicable
  03/25/2023 03 PM PDT             8.1            774         -      Not Applicable
  03/25/2023 04 PM PDT             8.1            770         -      Not Applicable
  03/25/2023 05 PM PDT             8.0            762         -      Not Applicable
  03/25/2023 06 PM PDT             8.0            762         0      Not Applicable
  03/25/2023 07 PM PDT             8.0            754         -      Not Applicable
  03/25/2023 08 PM PDT             8.0            750         -      Not Applicable
  03/25/2023 09 PM PDT             8.0            746         -      Not Applicable
  03/25/2023 10 PM PDT             8.0            738         -      Not Applicable
  03/25/2023 11 PM PDT             8.0            734         -      Not Applicable
  03/26/2023 12 AM PDT             7.9            726         -      Not Applicable
  03/26/2023 01 AM PDT             7.9            718         -      Not Applicable
  03/26/2023 02 AM PDT             7.9            718         0      Not Applicable
  03/26/2023 03 AM PDT             7.9            710         -      Not Applicable
  03/26/2023 04 AM PDT             7.9            706         -      Not Applicable
  03/26/2023 05 AM PDT             7.9            706         0      Not Applicable
  03/26/2023 06 AM PDT             7.9            698         -      Not Applicable
  03/26/2023 07 AM PDT             7.9            698         0      Not Applicable
  03/26/2023 08 AM PDT             7.9            694         -      Not Applicable
  03/26/2023 09 AM PDT             7.8            690         -      Not Applicable
  03/26/2023 10 AM PDT             7.8            686         -      Not Applicable
  03/26/2023 11 AM PDT             7.8            686         0      Not Applicable
  03/26/2023 12 PM PDT             7.8            678         -      Not Applicable
  03/26/2023 01 PM PDT             7.8            674         -      Not Applicable
  03/26/2023 02 PM PDT             7.8            670         -      Not Applicable
  03/26/2023 03 PM PDT             7.8            666         -      Not Applicable
  03/26/2023 04 PM PDT             7.8            662         -      Not Applicable
  03/26/2023 05 PM PDT             7.8            662         0      Not Applicable
  03/26/2023 06 PM PDT             7.8            659         -      Not Applicable
  03/26/2023 07 PM PDT             7.8            655         -      Not Applicable
  03/26/2023 08 PM PDT             7.7            647         -      Not Applicable
  03/26/2023 09 PM PDT             7.7            647         0      Not Applicable
  03/26/2023 10 PM PDT             7.7            643         -      Not Applicable
  03/26/2023 11 PM PDT             7.7            635         -      Not Applicable
  03/27/2023 12 AM PDT             7.7            632         -      Not Applicable
  03/27/2023 01 AM PDT             7.7            628         -      Not Applicable
  03/27/2023 02 AM PDT             7.7            620         -      Not Applicable
  03/27/2023 03 AM PDT             7.7            620         0      Not Applicable
  03/27/2023 04 AM PDT             7.7            617         -      Not Applicable
  03/27/2023 05 AM PDT             7.7            613         -      Not Applicable
  03/27/2023 06 AM PDT             7.7            613         0      Not Applicable
  03/27/2023 07 AM PDT             7.6            605         -      Not Applicable
  03/27/2023 08 AM PDT             7.6            602         -      Not Applicable
  03/27/2023 09 AM PDT             7.6            602         0      Not Applicable
  03/27/2023 10 AM PDT             7.6            594         -      Not Applicable
  03/27/2023 11 AM PDT             7.6            594         0      Not Applicable
  03/27/2023 12 PM PDT             7.6            590         -      Not Applicable
  03/27/2023 01 PM PDT             7.6            587         -      Not Applicable
  03/27/2023 02 PM PDT             7.6            587         0      Not Applicable
  03/27/2023 03 PM PDT             7.6            587         0      Not Applicable
  03/27/2023 04 PM PDT             7.6            583         -      Not Applicable
  03/27/2023 05 PM PDT             7.6            579         -      Not Applicable
  03/27/2023 06 PM PDT             7.5            576         -      Not Applicable
  03/27/2023 07 PM PDT             7.5            576         0      Not Applicable
  03/27/2023 08 PM PDT             7.5            572         -      Not Applicable
  03/27/2023 09 PM PDT             7.5            572         0      Not Applicable
  03/27/2023 10 PM PDT             7.5            568         -      Not Applicable
  03/27/2023 11 PM PDT             7.5            565         -      Not Applicable
  03/28/2023 12 AM PDT             7.5            561         -      Not Applicable
  03/28/2023 01 AM PDT             7.5            557         -      Not Applicable
  03/28/2023 02 AM PDT             7.5            561         +      Not Applicable
  03/28/2023 03 AM PDT             7.5            565         +      Not Applicable
  03/28/2023 04 AM PDT             7.5            568         +      Not Applicable
  03/28/2023 05 AM PDT             7.5            572         +      Not Applicable
  03/28/2023 06 AM PDT             7.6            590         +      Not Applicable
  03/28/2023 07 AM PDT             7.7            620         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/28/2023 08 AM PDT             7.8            682                Not Applicable
  03/28/2023 09 AM PDT             8.2            841         +      Not Applicable
  03/28/2023 10 AM PDT             8.8           1112         +      Not Applicable
  03/28/2023 11 AM PDT             9.9           1569         +      Not Applicable
  03/28/2023 12 PM PDT            11.5           2330         +      Not Applicable
  03/28/2023 01 PM PDT            16.0           5057         +      Not Applicable
  03/28/2023 02 PM PDT            16.9           5682         +      Not Applicable
  03/28/2023 03 PM PDT            17.3           5999         +      Not Applicable
  03/28/2023 04 PM PDT            17.0           5777         -      Not Applicable
  03/28/2023 05 PM PDT            16.2           5210         -      Not Applicable
  03/28/2023 06 PM PDT            15.3           4579         -      Not Applicable
  03/28/2023 07 PM PDT            14.5           4064         -      Not Applicable
  03/28/2023 08 PM PDT            13.6           3536         -      Not Applicable
  03/28/2023 09 PM PDT            12.8           3067         -      Not Applicable
  03/28/2023 10 PM PDT            12.6           2942         -      Not Applicable
  03/28/2023 11 PM PDT            12.4           2798         -      Not Applicable
  03/29/2023 12 AM PDT            12.1           2661         -      Not Applicable
  03/29/2023 01 AM PDT            11.9           2533         -      Not Applicable
  03/29/2023 02 AM PDT            11.7           2444         -      Not Applicable
  03/29/2023 03 AM PDT            11.7           2433         -      Not Applicable
  03/29/2023 04 AM PDT            11.8           2507         +      Not Applicable
  03/29/2023 05 AM PDT            12.1           2656         +      Not Applicable
  03/29/2023 06 AM PDT            12.5           2858         +      Not Applicable
  03/29/2023 07 AM PDT            12.8           3061         +      Not Applicable
  03/29/2023 08 AM PDT            13.3           3357         +      Not Applicable
  03/29/2023 09 AM PDT            13.5           3440         +      Not Applicable
  03/29/2023 10 AM PDT            13.4           3405         -      Not Applicable
  03/29/2023 11 AM PDT            13.2           3298         -      Not Applicable
  03/29/2023 12 PM PDT            13.0           3182         -      Not Applicable
  03/29/2023 01 PM PDT            12.8           3072         -      Not Applicable
  03/29/2023 02 PM PDT            12.8           3027         -      Not Applicable
  03/29/2023 03 PM PDT            12.5           2897         -      Not Applicable
  03/29/2023 04 PM PDT            12.3           2759         -      Not Applicable
  03/29/2023 05 PM PDT            12.0           2608         -      Not Applicable
  03/29/2023 06 PM PDT            11.7           2439         -      Not Applicable
  03/29/2023 07 PM PDT            11.5           2320         -      Not Applicable
  03/29/2023 08 PM PDT            11.3           2239         -      Not Applicable
  03/29/2023 09 PM PDT            11.1           2139         -      Not Applicable
  03/29/2023 10 PM PDT            10.9           2036         -      Not Applicable
  03/29/2023 11 PM PDT            10.7           1945         -      Not Applicable
  03/30/2023 12 AM PDT            10.5           1859         -      Not Applicable
  03/30/2023 01 AM PDT            10.3           1776         -      Not Applicable
  03/30/2023 02 AM PDT            10.2           1703         -      Not Applicable
  03/30/2023 03 AM PDT            10.0           1631         -      Not Applicable
  03/30/2023 04 AM PDT             9.9           1574         -      Not Applicable
  03/30/2023 05 AM PDT             9.8           1521         -      Not Applicable
  03/30/2023 06 AM PDT             9.7           1470         -      Not Applicable
  03/30/2023 07 AM PDT             9.5           1415         -      Not Applicable
  03/30/2023 08 AM PDT             9.4           1361         -      Not Applicable
  03/30/2023 09 AM PDT             9.3           1311         -      Not Applicable
  03/30/2023 10 AM PDT             9.2           1263         -      Not Applicable
  03/30/2023 11 AM PDT             9.0           1219         -      Not Applicable
  03/30/2023 12 PM PDT             8.9           1175         -      Not Applicable
  03/30/2023 01 PM PDT             8.9           1131         -      Not Applicable
  03/30/2023 02 PM PDT             8.8           1093         -      Not Applicable
  03/30/2023 03 PM PDT             8.7           1060         -      Not Applicable
  03/30/2023 04 PM PDT             8.7           1032         -      Not Applicable
  03/30/2023 05 PM PDT             8.6           1005         -      Not Applicable
  03/30/2023 06 PM PDT             8.5            978         -      Not Applicable
  03/30/2023 07 PM PDT             8.5            955         -      Not Applicable
  03/30/2023 08 PM PDT             8.4            933         -      Not Applicable
  03/30/2023 09 PM PDT             8.4            911         -      Not Applicable
  03/30/2023 10 PM PDT             8.3            893         -      Not Applicable
  03/30/2023 11 PM PDT             8.3            872         -      Not Applicable
  03/31/2023 12 AM PDT             8.2            854         -      Not Applicable
  03/31/2023 01 AM PDT             8.2            837         -      Not Applicable
  03/31/2023 02 AM PDT             8.2            820         -      Not Applicable
  03/31/2023 03 AM PDT             8.1            808         -      Not Applicable
  03/31/2023 04 AM PDT             8.1            791         -      Not Applicable
  03/31/2023 05 AM PDT             8.1            779         -      Not Applicable
  03/31/2023 06 AM PDT             8.0            762         -      Not Applicable
  03/31/2023 07 AM PDT             8.0            750         -      Not Applicable
  03/31/2023 08 AM PDT             8.0            738         -      Not Applicable
  03/31/2023 09 AM PDT             7.9            726         -      Not Applicable
  03/31/2023 10 AM PDT             7.9            718         -      Not Applicable
  03/31/2023 11 AM PDT             7.9            710         -      Not Applicable
  03/31/2023 12 PM PDT             7.9            702         -      Not Applicable
  03/31/2023 01 PM PDT             7.8            690         -      Not Applicable
  03/31/2023 02 PM PDT             7.8            686         -      Not Applicable
  03/31/2023 03 PM PDT             7.8            678         -      Not Applicable
  03/31/2023 04 PM PDT             7.8            670         -      Not Applicable
  03/31/2023 05 PM PDT             7.8            662         -      Not Applicable
  03/31/2023 06 PM PDT             7.8            655         -      Not Applicable
  03/31/2023 07 PM PDT             7.8            651         -      Not Applicable
  03/31/2023 08 PM PDT             7.7            643         -      Not Applicable
  03/31/2023 09 PM PDT             7.7            639         -      Not Applicable
  03/31/2023 10 PM PDT             7.7            632         -      Not Applicable
  03/31/2023 11 PM PDT             7.7            628         -      Not Applicable
  04/01/2023 12 AM PDT             7.7            620         -      Not Applicable
  04/01/2023 01 AM PDT             7.7            617         -      Not Applicable
  04/01/2023 02 AM PDT             7.7            613         -      Not Applicable
  04/01/2023 03 AM PDT             7.6            605         -      Not Applicable
  04/01/2023 04 AM PDT             7.6            602         -      Not Applicable
  04/01/2023 05 AM PDT             7.6            598         -      Not Applicable
  04/01/2023 06 AM PDT             7.6            594         -      Not Applicable
  04/01/2023 07 AM PDT             7.6            587         -      Not Applicable
  04/01/2023 08 AM PDT             7.6            583         -      Not Applicable
  04/01/2023 09 AM PDT             7.6            579         -      Not Applicable
  04/01/2023 10 AM PDT             7.5            576         -      Not Applicable
  04/01/2023 11 AM PDT             7.5            572         -      Not Applicable
  04/01/2023 12 PM PDT             7.5            568         -      Not Applicable
  04/01/2023 01 PM PDT             7.5            565         -      Not Applicable
  04/01/2023 02 PM PDT             7.5            561         -      Not Applicable
  04/01/2023 03 PM PDT             7.5            557         -      Not Applicable
  04/01/2023 04 PM PDT             7.5            554         -      Not Applicable
  04/01/2023 05 PM PDT             7.5            550         -      Not Applicable
  04/01/2023 06 PM PDT             7.5            547         -      Not Applicable
  04/01/2023 07 PM PDT             7.5            543         -      Not Applicable
  04/01/2023 08 PM PDT             7.5            539         -      Not Applicable
  04/01/2023 09 PM PDT             7.4            536         -      Not Applicable
  04/01/2023 10 PM PDT             7.4            532         -      Not Applicable
  04/01/2023 11 PM PDT             7.4            529         -      Not Applicable
  04/02/2023 12 AM PDT             7.4            525         -      Not Applicable
  04/02/2023 01 AM PDT             7.4            522         -      Not Applicable
  04/02/2023 02 AM PDT             7.4            518         -      Not Applicable
  04/02/2023 03 AM PDT             7.4            515         -      Not Applicable
  04/02/2023 04 AM PDT             7.4            511         -      Not Applicable
  04/02/2023 05 AM PDT             7.4            508         -      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.