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

 | 

SAN JOAQUIN RIVER - GRAVELLY FORD (GVAC1)
Latitude: 36.80º NLongitude: 120.16º WElevation: 170 FeetForecast Type: Unofficial Location
Location: Fresno County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Mar 28 2026 at 7:45 AM PDTNext Issuance: Mar 29 2026 at 9:00 AM PDT
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:  03/28/2026 at 07:47 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/28/2026 at 12:00 AM PDT
# Maximum Observed Stage:                       5.45 Feet
# Maximum Observed Flow:                        834 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/31/2026 at 04:00 AM PDT
# Maximum Forecast Stage:                       5.46 Feet
# Maximum Forecast Flow:                        839 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/23/2026 07 AM PDT            5.09            696                Not Applicable
  03/23/2026 08 AM PDT            5.14            715         +      Not Applicable
  03/23/2026 09 AM PDT            5.16            722         +      Not Applicable
  03/23/2026 10 AM PDT            5.08            693         -      Not Applicable
  03/23/2026 11 AM PDT            5.19            733         +      Not Applicable
  03/23/2026 12 PM PDT            5.19            733         0      Not Applicable
  03/23/2026 01 PM PDT            5.15            718         -      Not Applicable
  03/23/2026 02 PM PDT            5.10            700         -      Not Applicable
  03/23/2026 03 PM PDT            5.21            740         +      Not Applicable
  03/23/2026 04 PM PDT            5.19            733         -      Not Applicable
  03/23/2026 05 PM PDT            5.18            729         -      Not Applicable
  03/23/2026 06 PM PDT            5.22            744         +      Not Applicable
  03/23/2026 07 PM PDT            5.20            737         -      Not Applicable
  03/23/2026 08 PM PDT            5.10            700         -      Not Applicable
  03/23/2026 09 PM PDT            5.12            707         +      Not Applicable
  03/23/2026 10 PM PDT            5.21            740         +      Not Applicable
  03/23/2026 11 PM PDT            5.15            718         -      Not Applicable
  03/24/2026 12 AM PDT            5.11            704         -      Not Applicable
  03/24/2026 01 AM PDT            5.15            718         +      Not Applicable
  03/24/2026 02 AM PDT            5.12            707         -      Not Applicable
  03/24/2026 03 AM PDT            5.11            704         -      Not Applicable
  03/24/2026 04 AM PDT            5.11            704         0      Not Applicable
  03/24/2026 05 AM PDT            5.12            707         +      Not Applicable
  03/24/2026 06 AM PDT            5.12            707         0      Not Applicable
  03/24/2026 07 AM PDT            5.12            707         0      Not Applicable
  03/24/2026 08 AM PDT            5.13            711         +      Not Applicable
  03/24/2026 09 AM PDT            5.12            707         -      Not Applicable
  03/24/2026 10 AM PDT            5.13            711         +      Not Applicable
  03/24/2026 11 AM PDT            5.19            733         +      Not Applicable
  03/24/2026 12 PM PDT            5.14            715         -      Not Applicable
  03/24/2026 01 PM PDT            5.19            733         +      Not Applicable
  03/24/2026 02 PM PDT            5.13            711         -      Not Applicable
  03/24/2026 03 PM PDT            5.14            715         +      Not Applicable
  03/24/2026 04 PM PDT            5.22            744         +      Not Applicable
  03/24/2026 05 PM PDT            5.14            715         -      Not Applicable
  03/24/2026 06 PM PDT            5.14            715         0      Not Applicable
  03/24/2026 07 PM PDT            5.15            718         +      Not Applicable
  03/24/2026 08 PM PDT            5.16            722         +      Not Applicable
  03/24/2026 09 PM PDT            5.16            722         0      Not Applicable
  03/24/2026 10 PM PDT            5.17            726         +      Not Applicable
  03/24/2026 11 PM PDT            5.17            726         0      Not Applicable
  03/25/2026 12 AM PDT            5.27            763         +      Not Applicable
  03/25/2026 01 AM PDT            5.27            763         0      Not Applicable
  03/25/2026 02 AM PDT            5.19            733         -      Not Applicable
  03/25/2026 03 AM PDT            5.29            771         +      Not Applicable
  03/25/2026 04 AM PDT            5.21            740         -      Not Applicable
  03/25/2026 05 AM PDT            5.21            740         0      Not Applicable
  03/25/2026 06 AM PDT            5.31            779         +      Not Applicable
  03/25/2026 07 AM PDT            5.22            744         -      Not Applicable
  03/25/2026 08 AM PDT            5.23            748         +      Not Applicable
  03/25/2026 09 AM PDT            5.32            783         +      Not Applicable
  03/25/2026 10 AM PDT            5.25            756         -      Not Applicable
  03/25/2026 11 AM PDT            5.32            783         +      Not Applicable
  03/25/2026 12 PM PDT            5.36            799         +      Not Applicable
  03/25/2026 01 PM PDT            5.27            763         -      Not Applicable
  03/25/2026 02 PM PDT            5.27            763         0      Not Applicable
  03/25/2026 03 PM PDT            5.28            767         +      Not Applicable
  03/25/2026 04 PM PDT            5.30            775         +      Not Applicable
  03/25/2026 05 PM PDT            5.31            779         +      Not Applicable
  03/25/2026 06 PM PDT            5.31            779         0      Not Applicable
  03/25/2026 07 PM PDT            5.32            783         +      Not Applicable
  03/25/2026 08 PM PDT            5.32            783         0      Not Applicable
  03/25/2026 09 PM PDT            5.33            787         +      Not Applicable
  03/25/2026 10 PM PDT            5.34            791         +      Not Applicable
  03/25/2026 11 PM PDT            5.34            791         0      Not Applicable
  03/26/2026 12 AM PDT            5.35            795         +      Not Applicable
  03/26/2026 01 AM PDT            5.35            795         0      Not Applicable
  03/26/2026 02 AM PDT            5.36            799         +      Not Applicable
  03/26/2026 03 AM PDT            5.36            799         0      Not Applicable
  03/26/2026 04 AM PDT            5.37            802         +      Not Applicable
  03/26/2026 05 AM PDT            5.37            802         0      Not Applicable
  03/26/2026 06 AM PDT            5.38            806         +      Not Applicable
  03/26/2026 07 AM PDT            5.38            806         0      Not Applicable
  03/26/2026 08 AM PDT            5.39            810         +      Not Applicable
  03/26/2026 09 AM PDT            5.42            822         +      Not Applicable
  03/26/2026 10 AM PDT            5.39            810         -      Not Applicable
  03/26/2026 11 AM PDT            5.38            806         -      Not Applicable
  03/26/2026 12 PM PDT            5.39            810         +      Not Applicable
  03/26/2026 01 PM PDT            5.40            814         +      Not Applicable
  03/26/2026 02 PM PDT            5.39            810         -      Not Applicable
  03/26/2026 03 PM PDT            5.39            810         0      Not Applicable
  03/26/2026 04 PM PDT            5.40            814         +      Not Applicable
  03/26/2026 05 PM PDT            5.41            818         +      Not Applicable
  03/26/2026 06 PM PDT            5.41            818         0      Not Applicable
  03/26/2026 07 PM PDT            5.41            818         0      Not Applicable
  03/26/2026 08 PM PDT            5.41            818         0      Not Applicable
  03/26/2026 09 PM PDT            5.41            818         0      Not Applicable
  03/26/2026 10 PM PDT            5.42            822         +      Not Applicable
  03/26/2026 11 PM PDT            5.42            822         0      Not Applicable
  03/27/2026 12 AM PDT            5.43            826         +      Not Applicable
  03/27/2026 01 AM PDT            5.43            826         0      Not Applicable
  03/27/2026 02 AM PDT            5.43            826         0      Not Applicable
  03/27/2026 03 AM PDT            5.43            826         0      Not Applicable
  03/27/2026 04 AM PDT            5.42            822         -      Not Applicable
  03/27/2026 05 AM PDT            5.43            826         +      Not Applicable
  03/27/2026 06 AM PDT            5.43            826         0      Not Applicable
  03/27/2026 07 AM PDT            5.43            826         0      Not Applicable
  03/27/2026 08 AM PDT            5.44            830         +      Not Applicable
  03/27/2026 09 AM PDT            5.43            826         -      Not Applicable
  03/27/2026 10 AM PDT            5.43            826         0      Not Applicable
  03/27/2026 11 AM PDT            5.44            830         +      Not Applicable
  03/27/2026 12 PM PDT            5.43            826         -      Not Applicable
  03/27/2026 01 PM PDT            5.43            826         0      Not Applicable
  03/27/2026 02 PM PDT            5.44            830         +      Not Applicable
  03/27/2026 03 PM PDT            5.43            826         -      Not Applicable
  03/27/2026 04 PM PDT            5.43            826         0      Not Applicable
  03/27/2026 05 PM PDT            5.44            830         +      Not Applicable
  03/27/2026 06 PM PDT            5.44            830         0      Not Applicable
  03/27/2026 07 PM PDT            5.44            830         0      Not Applicable
  03/27/2026 08 PM PDT            5.44            830         0      Not Applicable
  03/27/2026 09 PM PDT            5.44            830         0      Not Applicable
  03/27/2026 10 PM PDT            5.44            830         0      Not Applicable
  03/27/2026 11 PM PDT            5.44            830         0      Not Applicable
  03/28/2026 12 AM PDT            5.45            834         +      Not Applicable
  03/28/2026 01 AM PDT            5.44            830         -      Not Applicable
  03/28/2026 02 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 03 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 04 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 05 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 06 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 07 AM PDT            5.44            830         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/28/2026 08 AM PDT            5.44            830                Not Applicable
  03/28/2026 09 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 10 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 11 AM PDT            5.44            830         0      Not Applicable
  03/28/2026 12 PM PDT            5.44            830         0      Not Applicable
  03/28/2026 01 PM PDT            5.44            830         0      Not Applicable
  03/28/2026 02 PM PDT            5.44            830         0      Not Applicable
  03/28/2026 03 PM PDT            5.45            834         +      Not Applicable
  03/28/2026 04 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 05 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 06 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 07 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 08 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 09 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 10 PM PDT            5.45            834         0      Not Applicable
  03/28/2026 11 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 12 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 01 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 02 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 03 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 04 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 05 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 06 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 07 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 08 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 09 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 10 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 11 AM PDT            5.45            834         0      Not Applicable
  03/29/2026 12 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 01 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 02 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 03 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 04 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 05 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 06 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 07 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 08 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 09 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 10 PM PDT            5.45            834         0      Not Applicable
  03/29/2026 11 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 12 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 01 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 02 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 03 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 04 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 05 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 06 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 07 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 08 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 09 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 10 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 11 AM PDT            5.45            834         0      Not Applicable
  03/30/2026 12 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 01 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 02 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 03 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 04 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 05 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 06 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 07 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 08 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 09 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 10 PM PDT            5.45            834         0      Not Applicable
  03/30/2026 11 PM PDT            5.45            834         0      Not Applicable
  03/31/2026 12 AM PDT            5.45            834         0      Not Applicable
  03/31/2026 01 AM PDT            5.45            834         0      Not Applicable
  03/31/2026 02 AM PDT            5.45            834         0      Not Applicable
  03/31/2026 03 AM PDT            5.45            834         0      Not Applicable
  03/31/2026 04 AM PDT            5.46            839         +      Not Applicable
  03/31/2026 05 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 06 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 07 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 08 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 09 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 10 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 11 AM PDT            5.46            839         0      Not Applicable
  03/31/2026 12 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 01 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 02 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 03 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 04 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 05 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 06 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 07 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 08 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 09 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 10 PM PDT            5.46            839         0      Not Applicable
  03/31/2026 11 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 12 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 01 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 02 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 03 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 04 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 05 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 06 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 07 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 08 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 09 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 10 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 11 AM PDT            5.46            839         0      Not Applicable
  04/01/2026 12 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 01 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 02 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 03 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 04 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 05 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 06 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 07 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 08 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 09 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 10 PM PDT            5.46            839         0      Not Applicable
  04/01/2026 11 PM PDT            5.46            839         0      Not Applicable
  04/02/2026 12 AM PDT            5.46            839         0      Not Applicable
  04/02/2026 01 AM PDT            5.46            839         0      Not Applicable
  04/02/2026 02 AM PDT            5.46            839         0      Not Applicable
  04/02/2026 03 AM PDT            5.46            839         0      Not Applicable
  04/02/2026 04 AM PDT            5.46            839         0      Not Applicable
  04/02/2026 05 AM PDT            5.46            839         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.