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: Dec 25 2025 at 8:39 AM PSTNext Issuance: Dec 25 2025 at 3:00 PM 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:  12/25/2025 at 08:42 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/25/2025 at 08:00 AM PST
# Maximum Observed Stage:                       3.85 Feet
# Maximum Observed Flow:                        338 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/28/2025 at 02:00 AM PST
# Maximum Forecast Stage:                       4.04 Feet
# Maximum Forecast Flow:                        387 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/20/2025 08 AM PST            3.79            324                Not Applicable
  12/20/2025 09 AM PST            3.79            324         0      Not Applicable
  12/20/2025 10 AM PST            3.79            324         0      Not Applicable
  12/20/2025 11 AM PST            3.80            326         +      Not Applicable
  12/20/2025 12 PM PST            3.79            324         -      Not Applicable
  12/20/2025 01 PM PST            3.80            326         +      Not Applicable
  12/20/2025 02 PM PST            3.79            324         -      Not Applicable
  12/20/2025 03 PM PST            3.79            324         0      Not Applicable
  12/20/2025 04 PM PST            3.79            324         0      Not Applicable
  12/20/2025 05 PM PST            3.79            324         0      Not Applicable
  12/20/2025 06 PM PST            3.80            326         +      Not Applicable
  12/20/2025 07 PM PST            3.79            324         -      Not Applicable
  12/20/2025 08 PM PST            3.79            324         0      Not Applicable
  12/20/2025 09 PM PST            3.79            324         0      Not Applicable
  12/20/2025 10 PM PST            3.81            328         +      Not Applicable
  12/20/2025 11 PM PST            3.79            324         -      Not Applicable
  12/21/2025 12 AM PST            3.79            324         0      Not Applicable
  12/21/2025 01 AM PST            3.81            328         +      Not Applicable
  12/21/2025 02 AM PST            3.81            328         0      Not Applicable
  12/21/2025 03 AM PST            3.79            324         -      Not Applicable
  12/21/2025 04 AM PST            3.80            326         +      Not Applicable
  12/21/2025 05 AM PST            3.80            326         0      Not Applicable
  12/21/2025 06 AM PST            3.79            324         -      Not Applicable
  12/21/2025 07 AM PST            3.79            324         0      Not Applicable
  12/21/2025 08 AM PST            3.80            326         +      Not Applicable
  12/21/2025 09 AM PST            3.79            324         -      Not Applicable
  12/21/2025 10 AM PST            3.80            326         +      Not Applicable
  12/21/2025 11 AM PST            3.80            326         0      Not Applicable
  12/21/2025 12 PM PST            3.80            326         0      Not Applicable
  12/21/2025 01 PM PST            3.80            326         0      Not Applicable
  12/21/2025 02 PM PST            3.80            326         0      Not Applicable
  12/21/2025 03 PM PST            3.81            328         +      Not Applicable
  12/21/2025 04 PM PST            3.80            326         -      Not Applicable
  12/21/2025 05 PM PST            3.80            326         0      Not Applicable
  12/21/2025 06 PM PST            3.80            326         0      Not Applicable
  12/21/2025 07 PM PST            3.79            324         -      Not Applicable
  12/21/2025 08 PM PST            3.80            326         +      Not Applicable
  12/21/2025 09 PM PST            3.80            326         0      Not Applicable
  12/21/2025 10 PM PST            3.80            326         0      Not Applicable
  12/21/2025 11 PM PST            3.80            326         0      Not Applicable
  12/22/2025 12 AM PST            3.79            324         -      Not Applicable
  12/22/2025 01 AM PST            3.79            324         0      Not Applicable
  12/22/2025 02 AM PST            3.80            326         +      Not Applicable
  12/22/2025 03 AM PST            3.80            326         0      Not Applicable
  12/22/2025 04 AM PST            3.80            326         0      Not Applicable
  12/22/2025 05 AM PST            3.79            324         -      Not Applicable
  12/22/2025 06 AM PST            3.80            326         +      Not Applicable
  12/22/2025 07 AM PST            3.82            331         +      Not Applicable
  12/22/2025 08 AM PST            3.79            324         -      Not Applicable
  12/22/2025 09 AM PST            3.79            324         0      Not Applicable
  12/22/2025 10 AM PST            3.79            324         0      Not Applicable
  12/22/2025 11 AM PST            3.79            324         0      Not Applicable
  12/22/2025 12 PM PST            3.79            324         0      Not Applicable
  12/22/2025 01 PM PST            3.80            326         +      Not Applicable
  12/22/2025 02 PM PST            3.79            324         -      Not Applicable
  12/22/2025 03 PM PST            3.80            326         +      Not Applicable
  12/22/2025 04 PM PST            3.80            326         0      Not Applicable
  12/22/2025 05 PM PST            3.80            326         0      Not Applicable
  12/22/2025 06 PM PST            3.80            326         0      Not Applicable
  12/22/2025 07 PM PST            3.80            326         0      Not Applicable
  12/22/2025 08 PM PST            3.79            324         -      Not Applicable
  12/22/2025 09 PM PST            3.79            324         0      Not Applicable
  12/22/2025 10 PM PST            3.79            324         0      Not Applicable
  12/22/2025 11 PM PST            3.79            324         0      Not Applicable
  12/23/2025 12 AM PST            3.79            324         0      Not Applicable
  12/23/2025 01 AM PST            3.80            326         +      Not Applicable
  12/23/2025 02 AM PST            3.78            321         -      Not Applicable
  12/23/2025 03 AM PST            3.79            324         +      Not Applicable
  12/23/2025 04 AM PST            3.79            324         0      Not Applicable
  12/23/2025 05 AM PST            3.79            324         0      Not Applicable
  12/23/2025 06 AM PST            3.80            326         +      Not Applicable
  12/23/2025 07 AM PST            3.78            321         -      Not Applicable
  12/23/2025 08 AM PST            3.78            321         0      Not Applicable
  12/23/2025 09 AM PST            3.78            321         0      Not Applicable
  12/23/2025 10 AM PST            3.78            321         0      Not Applicable
  12/23/2025 11 AM PST            3.79            324         +      Not Applicable
  12/23/2025 12 PM PST            3.77            319         -      Not Applicable
  12/23/2025 01 PM PST            3.78            321         +      Not Applicable
  12/23/2025 02 PM PST            3.78            321         0      Not Applicable
  12/23/2025 03 PM PST            3.79            324         +      Not Applicable
  12/23/2025 04 PM PST            3.77            319         -      Not Applicable
  12/23/2025 05 PM PST            3.78            321         +      Not Applicable
  12/23/2025 06 PM PST            3.78            321         0      Not Applicable
  12/23/2025 07 PM PST            3.78            321         0      Not Applicable
  12/23/2025 08 PM PST            3.78            321         0      Not Applicable
  12/23/2025 09 PM PST            3.78            321         0      Not Applicable
  12/23/2025 10 PM PST            3.77            319         -      Not Applicable
  12/23/2025 11 PM PST            3.77            319         0      Not Applicable
  12/24/2025 12 AM PST            3.77            319         0      Not Applicable
  12/24/2025 01 AM PST            3.78            321         +      Not Applicable
  12/24/2025 02 AM PST            3.78            321         0      Not Applicable
  12/24/2025 03 AM PST            3.78            321         0      Not Applicable
  12/24/2025 04 AM PST            3.77            319         -      Not Applicable
  12/24/2025 05 AM PST            3.78            321         +      Not Applicable
  12/24/2025 06 AM PST            3.75            314         -      Not Applicable
  12/24/2025 07 AM PST            3.79            324         +      Not Applicable
  12/24/2025 08 AM PST            3.80            326         +      Not Applicable
  12/24/2025 09 AM PST            3.80            326         0      Not Applicable
  12/24/2025 10 AM PST            3.72            307         -      Not Applicable
  12/24/2025 11 AM PST            3.74            312         +      Not Applicable
  12/24/2025 12 PM PST            3.74            312         0      Not Applicable
  12/24/2025 01 PM PST            3.74            312         0      Not Applicable
  12/24/2025 02 PM PST            3.77            319         +      Not Applicable
  12/24/2025 03 PM PST            3.76            316         -      Not Applicable
  12/24/2025 04 PM PST            3.78            321         +      Not Applicable
  12/24/2025 05 PM PST            3.78            321         0      Not Applicable
  12/24/2025 06 PM PST            3.79            324         +      Not Applicable
  12/24/2025 07 PM PST            3.79            324         0      Not Applicable
  12/24/2025 08 PM PST            3.79            324         0      Not Applicable
  12/24/2025 09 PM PST            3.79            324         0      Not Applicable
  12/24/2025 10 PM PST            3.81            328         +      Not Applicable
  12/24/2025 11 PM PST            3.80            326         -      Not Applicable
  12/25/2025 12 AM PST            3.81            328         +      Not Applicable
  12/25/2025 01 AM PST            3.82            331         +      Not Applicable
  12/25/2025 02 AM PST            3.82            331         0      Not Applicable
  12/25/2025 03 AM PST            3.83            333         +      Not Applicable
  12/25/2025 04 AM PST            3.83            333         0      Not Applicable
  12/25/2025 05 AM PST            3.84            336         +      Not Applicable
  12/25/2025 06 AM PST            3.85            338         +      Not Applicable
  12/25/2025 07 AM PST            3.85            338         0      Not Applicable
  12/25/2025 08 AM PST            3.85            338         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/25/2025 09 AM PST            3.85            338                Not Applicable
  12/25/2025 10 AM PST            3.85            338         0      Not Applicable
  12/25/2025 11 AM PST            3.85            338         0      Not Applicable
  12/25/2025 12 PM PST            3.85            338         0      Not Applicable
  12/25/2025 01 PM PST            3.85            338         0      Not Applicable
  12/25/2025 02 PM PST            3.85            338         0      Not Applicable
  12/25/2025 03 PM PST            3.85            338         0      Not Applicable
  12/25/2025 04 PM PST            3.85            338         0      Not Applicable
  12/25/2025 05 PM PST            3.85            338         0      Not Applicable
  12/25/2025 06 PM PST            3.85            338         0      Not Applicable
  12/25/2025 07 PM PST            3.85            338         0      Not Applicable
  12/25/2025 08 PM PST            3.85            338         0      Not Applicable
  12/25/2025 09 PM PST            3.85            338         0      Not Applicable
  12/25/2025 10 PM PST            3.85            338         0      Not Applicable
  12/25/2025 11 PM PST            3.84            336         -      Not Applicable
  12/26/2025 12 AM PST            3.84            336         0      Not Applicable
  12/26/2025 01 AM PST            3.83            333         -      Not Applicable
  12/26/2025 02 AM PST            3.83            333         0      Not Applicable
  12/26/2025 03 AM PST            3.83            333         0      Not Applicable
  12/26/2025 04 AM PST            3.82            331         -      Not Applicable
  12/26/2025 05 AM PST            3.82            331         0      Not Applicable
  12/26/2025 06 AM PST            3.82            331         0      Not Applicable
  12/26/2025 07 AM PST            3.82            331         0      Not Applicable
  12/26/2025 08 AM PST            3.81            328         -      Not Applicable
  12/26/2025 09 AM PST            3.82            331         +      Not Applicable
  12/26/2025 10 AM PST            3.82            331         0      Not Applicable
  12/26/2025 11 AM PST            3.82            331         0      Not Applicable
  12/26/2025 12 PM PST            3.83            333         +      Not Applicable
  12/26/2025 01 PM PST            3.83            333         0      Not Applicable
  12/26/2025 02 PM PST            3.83            333         0      Not Applicable
  12/26/2025 03 PM PST            3.84            336         +      Not Applicable
  12/26/2025 04 PM PST            3.84            336         0      Not Applicable
  12/26/2025 05 PM PST            3.85            338         +      Not Applicable
  12/26/2025 06 PM PST            3.85            338         0      Not Applicable
  12/26/2025 07 PM PST            3.85            338         0      Not Applicable
  12/26/2025 08 PM PST            3.86            341         +      Not Applicable
  12/26/2025 09 PM PST            3.87            343         +      Not Applicable
  12/26/2025 10 PM PST            3.87            343         0      Not Applicable
  12/26/2025 11 PM PST            3.88            346         +      Not Applicable
  12/27/2025 12 AM PST            3.89            348         +      Not Applicable
  12/27/2025 01 AM PST            3.90            351         +      Not Applicable
  12/27/2025 02 AM PST            3.90            351         0      Not Applicable
  12/27/2025 03 AM PST            3.91            353         +      Not Applicable
  12/27/2025 04 AM PST            3.92            356         +      Not Applicable
  12/27/2025 05 AM PST            3.93            358         +      Not Applicable
  12/27/2025 06 AM PST            3.93            358         0      Not Applicable
  12/27/2025 07 AM PST            3.94            361         +      Not Applicable
  12/27/2025 08 AM PST            3.95            363         +      Not Applicable
  12/27/2025 09 AM PST            3.96            366         +      Not Applicable
  12/27/2025 10 AM PST            3.96            366         0      Not Applicable
  12/27/2025 11 AM PST            3.97            369         +      Not Applicable
  12/27/2025 12 PM PST            3.97            369         0      Not Applicable
  12/27/2025 01 PM PST            3.98            371         +      Not Applicable
  12/27/2025 02 PM PST            3.98            371         0      Not Applicable
  12/27/2025 03 PM PST            3.99            374         +      Not Applicable
  12/27/2025 04 PM PST            4.00            376         +      Not Applicable
  12/27/2025 05 PM PST            4.00            376         0      Not Applicable
  12/27/2025 06 PM PST            4.01            379         +      Not Applicable
  12/27/2025 07 PM PST            4.01            379         0      Not Applicable
  12/27/2025 08 PM PST            4.01            379         0      Not Applicable
  12/27/2025 09 PM PST            4.02            382         +      Not Applicable
  12/27/2025 10 PM PST            4.02            382         0      Not Applicable
  12/27/2025 11 PM PST            4.03            384         +      Not Applicable
  12/28/2025 12 AM PST            4.03            384         0      Not Applicable
  12/28/2025 01 AM PST            4.03            384         0      Not Applicable
  12/28/2025 02 AM PST            4.04            387         +      Not Applicable
  12/28/2025 03 AM PST            4.04            387         0      Not Applicable
  12/28/2025 04 AM PST            4.04            387         0      Not Applicable
  12/28/2025 05 AM PST            4.04            387         0      Not Applicable
  12/28/2025 06 AM PST            4.04            387         0      Not Applicable
  12/28/2025 07 AM PST            4.04            387         0      Not Applicable
  12/28/2025 08 AM PST            4.04            387         0      Not Applicable
  12/28/2025 09 AM PST            4.04            387         0      Not Applicable
  12/28/2025 10 AM PST            4.04            387         0      Not Applicable
  12/28/2025 11 AM PST            4.04            387         0      Not Applicable
  12/28/2025 12 PM PST            4.03            384         -      Not Applicable
  12/28/2025 01 PM PST            4.03            384         0      Not Applicable
  12/28/2025 02 PM PST            4.03            384         0      Not Applicable
  12/28/2025 03 PM PST            4.02            382         -      Not Applicable
  12/28/2025 04 PM PST            4.02            382         0      Not Applicable
  12/28/2025 05 PM PST            4.02            382         0      Not Applicable
  12/28/2025 06 PM PST            4.01            379         -      Not Applicable
  12/28/2025 07 PM PST            4.01            379         0      Not Applicable
  12/28/2025 08 PM PST            4.01            379         0      Not Applicable
  12/28/2025 09 PM PST            4.00            376         -      Not Applicable
  12/28/2025 10 PM PST            4.00            376         0      Not Applicable
  12/28/2025 11 PM PST            3.99            374         -      Not Applicable
  12/29/2025 12 AM PST            3.99            374         0      Not Applicable
  12/29/2025 01 AM PST            3.98            371         -      Not Applicable
  12/29/2025 02 AM PST            3.98            371         0      Not Applicable
  12/29/2025 03 AM PST            3.97            369         -      Not Applicable
  12/29/2025 04 AM PST            3.97            369         0      Not Applicable
  12/29/2025 05 AM PST            3.96            366         -      Not Applicable
  12/29/2025 06 AM PST            3.96            366         0      Not Applicable
  12/29/2025 07 AM PST            3.96            366         0      Not Applicable
  12/29/2025 08 AM PST            3.95            363         -      Not Applicable
  12/29/2025 09 AM PST            3.95            363         0      Not Applicable
  12/29/2025 10 AM PST            3.94            361         -      Not Applicable
  12/29/2025 11 AM PST            3.94            361         0      Not Applicable
  12/29/2025 12 PM PST            3.93            358         -      Not Applicable
  12/29/2025 01 PM PST            3.93            358         0      Not Applicable
  12/29/2025 02 PM PST            3.92            356         -      Not Applicable
  12/29/2025 03 PM PST            3.92            356         0      Not Applicable
  12/29/2025 04 PM PST            3.91            353         -      Not Applicable
  12/29/2025 05 PM PST            3.91            353         0      Not Applicable
  12/29/2025 06 PM PST            3.90            351         -      Not Applicable
  12/29/2025 07 PM PST            3.90            351         0      Not Applicable
  12/29/2025 08 PM PST            3.90            351         0      Not Applicable
  12/29/2025 09 PM PST            3.89            348         -      Not Applicable
  12/29/2025 10 PM PST            3.89            348         0      Not Applicable
  12/29/2025 11 PM PST            3.88            346         -      Not Applicable
  12/30/2025 12 AM PST            3.88            346         0      Not Applicable
  12/30/2025 01 AM PST            3.88            346         0      Not Applicable
  12/30/2025 02 AM PST            3.87            343         -      Not Applicable
  12/30/2025 03 AM PST            3.87            343         0      Not Applicable
  12/30/2025 04 AM PST            3.87            343         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.