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

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SAN JOAQUIN RIVER - GRAVELLY FORD (GVAC1)
Latitude: 36.80º NLongitude: 120.16º WElevation: 170 Feet
Location: Fresno County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jan 04 2026 at 1:26 PM PSTNext Issuance: Jan 05 2026 at 9:00 AM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Gravelly Ford (GVAC1)
#
# File Generation Time:  01/04/2026 at 01:30 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/03/2026 at 09:00 AM PST
# Maximum Observed Stage:                       3.70 Feet
# Maximum Observed Flow:                        302 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/06/2026 at 08:00 PM PST
# Maximum Forecast Stage:                       3.90 Feet
# Maximum Forecast Flow:                        351 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/30/2025 01 PM PST            3.48            246                Not Applicable
  12/30/2025 02 PM PST            3.48            246         0      Not Applicable
  12/30/2025 03 PM PST            3.47            244         -      Not Applicable
  12/30/2025 04 PM PST            3.48            246         +      Not Applicable
  12/30/2025 05 PM PST            3.50            252         +      Not Applicable
  12/30/2025 06 PM PST            3.53            261         +      Not Applicable
  12/30/2025 07 PM PST            3.51            255         -      Not Applicable
  12/30/2025 08 PM PST            3.47            244         -      Not Applicable
  12/30/2025 09 PM PST            3.52            258         +      Not Applicable
  12/30/2025 10 PM PST            3.52            258         0      Not Applicable
  12/30/2025 11 PM PST            3.46            241         -      Not Applicable
  12/31/2025 12 AM PST            3.46            241         0      Not Applicable
  12/31/2025 01 AM PST            3.52            258         +      Not Applicable
  12/31/2025 02 AM PST            3.47            244         -      Not Applicable
  12/31/2025 03 AM PST            3.48            246         +      Not Applicable
  12/31/2025 04 AM PST            3.49            249         +      Not Applicable
  12/31/2025 05 AM PST            3.50            252         +      Not Applicable
  12/31/2025 06 AM PST            3.50            252         0      Not Applicable
  12/31/2025 07 AM PST            3.49            249         -      Not Applicable
  12/31/2025 08 AM PST            3.48            246         -      Not Applicable
  12/31/2025 09 AM PST            3.53            261         +      Not Applicable
  12/31/2025 10 AM PST            3.45            238         -      Not Applicable
  12/31/2025 11 AM PST            3.49            249         +      Not Applicable
  12/31/2025 12 PM PST            3.52            258         +      Not Applicable
  12/31/2025 01 PM PST            3.47            244         -      Not Applicable
  12/31/2025 02 PM PST            3.46            241         -      Not Applicable
  12/31/2025 03 PM PST            3.53            261         +      Not Applicable
  12/31/2025 04 PM PST            3.47            244         -      Not Applicable
  12/31/2025 05 PM PST            3.48            246         +      Not Applicable
  12/31/2025 06 PM PST            3.53            261         +      Not Applicable
  12/31/2025 07 PM PST            3.52            258         -      Not Applicable
  12/31/2025 08 PM PST            3.50            252         -      Not Applicable
  12/31/2025 09 PM PST            3.51            255         +      Not Applicable
  12/31/2025 10 PM PST            3.51            255         0      Not Applicable
  12/31/2025 11 PM PST            3.50            252         -      Not Applicable
  01/01/2026 12 AM PST            3.55            266         +      Not Applicable
  01/01/2026 01 AM PST            3.48            246         -      Not Applicable
  01/01/2026 02 AM PST            3.54            263         +      Not Applicable
  01/01/2026 03 AM PST            3.54            263         0      Not Applicable
  01/01/2026 04 AM PST            3.55            266         +      Not Applicable
  01/01/2026 05 AM PST            3.50            252         -      Not Applicable
  01/01/2026 06 AM PST            3.50            252         0      Not Applicable
  01/01/2026 07 AM PST            3.55            266         +      Not Applicable
  01/01/2026 08 AM PST            3.51            255         -      Not Applicable
  01/01/2026 09 AM PST            3.52            258         +      Not Applicable
  01/01/2026 10 AM PST            3.52            258         0      Not Applicable
  01/01/2026 11 AM PST            3.54            263         +      Not Applicable
  01/01/2026 12 PM PST            3.52            258         -      Not Applicable
  01/01/2026 01 PM PST            3.52            258         0      Not Applicable
  01/01/2026 02 PM PST            3.54            263         +      Not Applicable
  01/01/2026 03 PM PST            3.56            268         +      Not Applicable
  01/01/2026 04 PM PST            3.54            263         -      Not Applicable
  01/01/2026 05 PM PST            3.55            266         +      Not Applicable
  01/01/2026 06 PM PST            3.53            261         -      Not Applicable
  01/01/2026 07 PM PST            3.53            261         0      Not Applicable
  01/01/2026 08 PM PST            3.55            266         +      Not Applicable
  01/01/2026 09 PM PST            3.55            266         0      Not Applicable
  01/01/2026 10 PM PST            3.59            276         +      Not Applicable
  01/01/2026 11 PM PST            3.58            273         -      Not Applicable
  01/02/2026 12 AM PST            3.54            263         -      Not Applicable
  01/02/2026 01 AM PST            3.58            273         +      Not Applicable
  01/02/2026 02 AM PST            3.54            263         -      Not Applicable
  01/02/2026 03 AM PST            3.57            271         +      Not Applicable
  01/02/2026 04 AM PST            3.60            278         +      Not Applicable
  01/02/2026 05 AM PST            3.57            271         -      Not Applicable
  01/02/2026 06 AM PST            3.54            263         -      Not Applicable
  01/02/2026 07 AM PST            3.54            263         0      Not Applicable
  01/02/2026 08 AM PST            3.55            266         +      Not Applicable
  01/02/2026 09 AM PST            3.58            273         +      Not Applicable
  01/02/2026 10 AM PST            3.54            263         -      Not Applicable
  01/02/2026 11 AM PST            3.68            298         +      Not Applicable
  01/02/2026 12 PM PST            3.70            302         +      Not Applicable
  01/02/2026 01 PM PST            3.64            288         -      Not Applicable
  01/02/2026 02 PM PST            3.63            286         -      Not Applicable
  01/02/2026 03 PM PST            3.64            288         +      Not Applicable
  01/02/2026 04 PM PST            3.64            288         0      Not Applicable
  01/02/2026 05 PM PST            3.65            291         +      Not Applicable
  01/02/2026 06 PM PST            3.65            291         0      Not Applicable
  01/02/2026 07 PM PST            3.65            291         0      Not Applicable
  01/02/2026 08 PM PST            3.66            293         +      Not Applicable
  01/02/2026 09 PM PST            3.66            293         0      Not Applicable
  01/02/2026 10 PM PST            3.66            293         0      Not Applicable
  01/02/2026 11 PM PST            3.66            293         0      Not Applicable
  01/03/2026 12 AM PST            3.66            293         0      Not Applicable
  01/03/2026 01 AM PST            3.67            295         +      Not Applicable
  01/03/2026 02 AM PST            3.67            295         0      Not Applicable
  01/03/2026 03 AM PST            3.68            298         +      Not Applicable
  01/03/2026 04 AM PST            3.68            298         0      Not Applicable
  01/03/2026 05 AM PST            3.68            298         0      Not Applicable
  01/03/2026 06 AM PST            3.69            300         +      Not Applicable
  01/03/2026 07 AM PST            3.70            302         +      Not Applicable
  01/03/2026 08 AM PST            3.70            302         0      Not Applicable
  01/03/2026 09 AM PST            3.70            302         0      Not Applicable
  01/03/2026 10 AM PST            3.67            295         -      Not Applicable
  01/03/2026 11 AM PST            3.65            291         -      Not Applicable
  01/03/2026 12 PM PST            3.66            293         +      Not Applicable
  01/03/2026 01 PM PST            3.67            295         +      Not Applicable
  01/03/2026 02 PM PST            3.66            293         -      Not Applicable
  01/03/2026 03 PM PST            3.66            293         0      Not Applicable
  01/03/2026 04 PM PST            3.67            295         +      Not Applicable
  01/03/2026 05 PM PST            3.68            298         +      Not Applicable
  01/03/2026 06 PM PST            3.67            295         -      Not Applicable
  01/03/2026 07 PM PST            3.67            295         0      Not Applicable
  01/03/2026 08 PM PST            3.67            295         0      Not Applicable
  01/03/2026 09 PM PST            3.67            295         0      Not Applicable
  01/03/2026 10 PM PST            3.67            295         0      Not Applicable
  01/03/2026 11 PM PST            3.67            295         0      Not Applicable
  01/04/2026 12 AM PST            3.67            295         0      Not Applicable
  01/04/2026 01 AM PST            3.67            295         0      Not Applicable
  01/04/2026 02 AM PST            3.67            295         0      Not Applicable
  01/04/2026 03 AM PST            3.67            295         0      Not Applicable
  01/04/2026 04 AM PST            3.67            295         0      Not Applicable
  01/04/2026 05 AM PST            3.67            295         0      Not Applicable
  01/04/2026 06 AM PST            3.67            295         0      Not Applicable
  01/04/2026 07 AM PST            3.67            295         0      Not Applicable
  01/04/2026 08 AM PST            3.67            295         0      Not Applicable
  01/04/2026 09 AM PST            3.67            295         0      Not Applicable
  01/04/2026 10 AM PST            3.67            295         0      Not Applicable
  01/04/2026 11 AM PST            3.68            298         +      Not Applicable
  01/04/2026 12 PM PST            3.68            298         0      Not Applicable
  01/04/2026 01 PM PST            3.68            298         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/04/2026 02 PM PST            3.67            295                Not Applicable
  01/04/2026 03 PM PST            3.67            295         0      Not Applicable
  01/04/2026 04 PM PST            3.67            295         0      Not Applicable
  01/04/2026 05 PM PST            3.67            295         0      Not Applicable
  01/04/2026 06 PM PST            3.67            295         0      Not Applicable
  01/04/2026 07 PM PST            3.67            295         0      Not Applicable
  01/04/2026 08 PM PST            3.67            295         0      Not Applicable
  01/04/2026 09 PM PST            3.68            298         +      Not Applicable
  01/04/2026 10 PM PST            3.69            300         +      Not Applicable
  01/04/2026 11 PM PST            3.70            302         +      Not Applicable
  01/05/2026 12 AM PST            3.71            305         +      Not Applicable
  01/05/2026 01 AM PST            3.73            309         +      Not Applicable
  01/05/2026 02 AM PST            3.74            312         +      Not Applicable
  01/05/2026 03 AM PST            3.75            314         +      Not Applicable
  01/05/2026 04 AM PST            3.76            316         +      Not Applicable
  01/05/2026 05 AM PST            3.77            319         +      Not Applicable
  01/05/2026 06 AM PST            3.79            324         +      Not Applicable
  01/05/2026 07 AM PST            3.80            326         +      Not Applicable
  01/05/2026 08 AM PST            3.81            328         +      Not Applicable
  01/05/2026 09 AM PST            3.81            328         0      Not Applicable
  01/05/2026 10 AM PST            3.82            331         +      Not Applicable
  01/05/2026 11 AM PST            3.83            333         +      Not Applicable
  01/05/2026 12 PM PST            3.83            333         0      Not Applicable
  01/05/2026 01 PM PST            3.84            336         +      Not Applicable
  01/05/2026 02 PM PST            3.84            336         0      Not Applicable
  01/05/2026 03 PM PST            3.84            336         0      Not Applicable
  01/05/2026 04 PM PST            3.84            336         0      Not Applicable
  01/05/2026 05 PM PST            3.85            338         +      Not Applicable
  01/05/2026 06 PM PST            3.85            338         0      Not Applicable
  01/05/2026 07 PM PST            3.85            338         0      Not Applicable
  01/05/2026 08 PM PST            3.85            338         0      Not Applicable
  01/05/2026 09 PM PST            3.85            338         0      Not Applicable
  01/05/2026 10 PM PST            3.84            336         -      Not Applicable
  01/05/2026 11 PM PST            3.84            336         0      Not Applicable
  01/06/2026 12 AM PST            3.84            336         0      Not Applicable
  01/06/2026 01 AM PST            3.84            336         0      Not Applicable
  01/06/2026 02 AM PST            3.84            336         0      Not Applicable
  01/06/2026 03 AM PST            3.84            336         0      Not Applicable
  01/06/2026 04 AM PST            3.84            336         0      Not Applicable
  01/06/2026 05 AM PST            3.84            336         0      Not Applicable
  01/06/2026 06 AM PST            3.84            336         0      Not Applicable
  01/06/2026 07 AM PST            3.84            336         0      Not Applicable
  01/06/2026 08 AM PST            3.85            338         +      Not Applicable
  01/06/2026 09 AM PST            3.85            338         0      Not Applicable
  01/06/2026 10 AM PST            3.85            338         0      Not Applicable
  01/06/2026 11 AM PST            3.86            341         +      Not Applicable
  01/06/2026 12 PM PST            3.86            341         0      Not Applicable
  01/06/2026 01 PM PST            3.87            343         +      Not Applicable
  01/06/2026 02 PM PST            3.87            343         0      Not Applicable
  01/06/2026 03 PM PST            3.88            346         +      Not Applicable
  01/06/2026 04 PM PST            3.88            346         0      Not Applicable
  01/06/2026 05 PM PST            3.89            348         +      Not Applicable
  01/06/2026 06 PM PST            3.89            348         0      Not Applicable
  01/06/2026 07 PM PST            3.89            348         0      Not Applicable
  01/06/2026 08 PM PST            3.90            351         +      Not Applicable
  01/06/2026 09 PM PST            3.90            351         0      Not Applicable
  01/06/2026 10 PM PST            3.90            351         0      Not Applicable
  01/06/2026 11 PM PST            3.90            351         0      Not Applicable
  01/07/2026 12 AM PST            3.90            351         0      Not Applicable
  01/07/2026 01 AM PST            3.90            351         0      Not Applicable
  01/07/2026 02 AM PST            3.90            351         0      Not Applicable
  01/07/2026 03 AM PST            3.90            351         0      Not Applicable
  01/07/2026 04 AM PST            3.89            348         -      Not Applicable
  01/07/2026 05 AM PST            3.89            348         0      Not Applicable
  01/07/2026 06 AM PST            3.89            348         0      Not Applicable
  01/07/2026 07 AM PST            3.89            348         0      Not Applicable
  01/07/2026 08 AM PST            3.88            346         -      Not Applicable
  01/07/2026 09 AM PST            3.88            346         0      Not Applicable
  01/07/2026 10 AM PST            3.88            346         0      Not Applicable
  01/07/2026 11 AM PST            3.87            343         -      Not Applicable
  01/07/2026 12 PM PST            3.87            343         0      Not Applicable
  01/07/2026 01 PM PST            3.86            341         -      Not Applicable
  01/07/2026 02 PM PST            3.86            341         0      Not Applicable
  01/07/2026 03 PM PST            3.86            341         0      Not Applicable
  01/07/2026 04 PM PST            3.85            338         -      Not Applicable
  01/07/2026 05 PM PST            3.85            338         0      Not Applicable
  01/07/2026 06 PM PST            3.84            336         -      Not Applicable
  01/07/2026 07 PM PST            3.84            336         0      Not Applicable
  01/07/2026 08 PM PST            3.83            333         -      Not Applicable
  01/07/2026 09 PM PST            3.83            333         0      Not Applicable
  01/07/2026 10 PM PST            3.82            331         -      Not Applicable
  01/07/2026 11 PM PST            3.82            331         0      Not Applicable
  01/08/2026 12 AM PST            3.81            328         -      Not Applicable
  01/08/2026 01 AM PST            3.81            328         0      Not Applicable
  01/08/2026 02 AM PST            3.81            328         0      Not Applicable
  01/08/2026 03 AM PST            3.80            326         -      Not Applicable
  01/08/2026 04 AM PST            3.79            324         -      Not Applicable
  01/08/2026 05 AM PST            3.79            324         0      Not Applicable
  01/08/2026 06 AM PST            3.79            324         0      Not Applicable
  01/08/2026 07 AM PST            3.78            321         -      Not Applicable
  01/08/2026 08 AM PST            3.78            321         0      Not Applicable
  01/08/2026 09 AM PST            3.77            319         -      Not Applicable
  01/08/2026 10 AM PST            3.77            319         0      Not Applicable
  01/08/2026 11 AM PST            3.77            319         0      Not Applicable
  01/08/2026 12 PM PST            3.76            316         -      Not Applicable
  01/08/2026 01 PM PST            3.76            316         0      Not Applicable
  01/08/2026 02 PM PST            3.75            314         -      Not Applicable
  01/08/2026 03 PM PST            3.75            314         0      Not Applicable
  01/08/2026 04 PM PST            3.75            314         0      Not Applicable
  01/08/2026 05 PM PST            3.74            312         -      Not Applicable
  01/08/2026 06 PM PST            3.74            312         0      Not Applicable
  01/08/2026 07 PM PST            3.73            309         -      Not Applicable
  01/08/2026 08 PM PST            3.73            309         0      Not Applicable
  01/08/2026 09 PM PST            3.73            309         0      Not Applicable
  01/08/2026 10 PM PST            3.73            309         0      Not Applicable
  01/08/2026 11 PM PST            3.72            307         -      Not Applicable
  01/09/2026 12 AM PST            3.72            307         0      Not Applicable
  01/09/2026 01 AM PST            3.71            305         -      Not Applicable
  01/09/2026 02 AM PST            3.71            305         0      Not Applicable
  01/09/2026 03 AM PST            3.71            305         0      Not Applicable
  01/09/2026 04 AM PST            3.71            305         0      Not Applicable
#
# 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.