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: Jun 04 2026 at 7:07 AM PDTNext Issuance: Jun 05 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:  06/04/2026 at 07:09 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/02/2026 at 09:00 AM PDT
# Maximum Observed Stage:                       3.45 Feet
# Maximum Observed Flow:                        268 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/04/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       3.22 Feet
# Maximum Forecast Flow:                        206 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/30/2026 07 AM PDT            3.40            255                Not Applicable
  05/30/2026 08 AM PDT            3.39            252         -      Not Applicable
  05/30/2026 09 AM PDT            3.40            255         +      Not Applicable
  05/30/2026 10 AM PDT            3.40            255         0      Not Applicable
  05/30/2026 11 AM PDT            3.39            252         -      Not Applicable
  05/30/2026 12 PM PDT            3.37            246         -      Not Applicable
  05/30/2026 01 PM PDT            3.39            252         +      Not Applicable
  05/30/2026 02 PM PDT            3.41            258         +      Not Applicable
  05/30/2026 03 PM PDT            3.37            246         -      Not Applicable
  05/30/2026 04 PM PDT            3.37            246         0      Not Applicable
  05/30/2026 05 PM PDT            3.37            246         0      Not Applicable
  05/30/2026 06 PM PDT            3.35            241         -      Not Applicable
  05/30/2026 07 PM PDT            3.37            246         +      Not Applicable
  05/30/2026 08 PM PDT            3.39            252         +      Not Applicable
  05/30/2026 09 PM PDT            3.38            249         -      Not Applicable
  05/30/2026 10 PM PDT            3.36            244         -      Not Applicable
  05/30/2026 11 PM PDT            3.37            246         +      Not Applicable
  05/31/2026 12 AM PDT            3.36            244         -      Not Applicable
  05/31/2026 01 AM PDT            3.39            252         +      Not Applicable
  05/31/2026 02 AM PDT            3.38            249         -      Not Applicable
  05/31/2026 03 AM PDT            3.35            241         -      Not Applicable
  05/31/2026 04 AM PDT            3.38            249         +      Not Applicable
  05/31/2026 05 AM PDT            3.36            244         -      Not Applicable
  05/31/2026 06 AM PDT            3.36            244         0      Not Applicable
  05/31/2026 07 AM PDT            3.35            241         -      Not Applicable
  05/31/2026 08 AM PDT            3.37            246         +      Not Applicable
  05/31/2026 09 AM PDT            3.39            252         +      Not Applicable
  05/31/2026 10 AM PDT            3.36            244         -      Not Applicable
  05/31/2026 11 AM PDT            3.38            249         +      Not Applicable
  05/31/2026 12 PM PDT            3.36            244         -      Not Applicable
  05/31/2026 01 PM PDT            3.35            241         -      Not Applicable
  05/31/2026 02 PM PDT            3.38            249         +      Not Applicable
  05/31/2026 03 PM PDT            3.43            263         +      Not Applicable
  05/31/2026 04 PM PDT            3.37            246         -      Not Applicable
  05/31/2026 05 PM PDT            3.39            252         +      Not Applicable
  05/31/2026 06 PM PDT            3.34            238         -      Not Applicable
  05/31/2026 07 PM PDT            3.34            238         0      Not Applicable
  05/31/2026 08 PM PDT            3.35            241         +      Not Applicable
  05/31/2026 09 PM PDT            3.34            238         -      Not Applicable
  05/31/2026 10 PM PDT            3.39            252         +      Not Applicable
  05/31/2026 11 PM PDT            3.36            244         -      Not Applicable
  06/01/2026 12 AM PDT            3.37            246         +      Not Applicable
  06/01/2026 01 AM PDT            3.34            238         -      Not Applicable
  06/01/2026 02 AM PDT            3.37            246         +      Not Applicable
  06/01/2026 03 AM PDT            3.35            241         -      Not Applicable
  06/01/2026 04 AM PDT            3.36            244         +      Not Applicable
  06/01/2026 05 AM PDT            3.36            244         0      Not Applicable
  06/01/2026 06 AM PDT            3.38            249         +      Not Applicable
  06/01/2026 07 AM PDT            3.38            249         0      Not Applicable
  06/01/2026 08 AM PDT            3.37            246         -      Not Applicable
  06/01/2026 09 AM PDT            3.38            249         +      Not Applicable
  06/01/2026 10 AM PDT            3.40            255         +      Not Applicable
  06/01/2026 11 AM PDT            3.41            258         +      Not Applicable
  06/01/2026 12 PM PDT            3.36            244         -      Not Applicable
  06/01/2026 01 PM PDT            3.38            249         +      Not Applicable
  06/01/2026 02 PM PDT            3.37            246         -      Not Applicable
  06/01/2026 03 PM PDT            3.38            249         +      Not Applicable
  06/01/2026 04 PM PDT            3.36            244         -      Not Applicable
  06/01/2026 05 PM PDT            3.39            252         +      Not Applicable
  06/01/2026 06 PM PDT            3.39            252         0      Not Applicable
  06/01/2026 07 PM PDT            3.38            249         -      Not Applicable
  06/01/2026 08 PM PDT            3.36            244         -      Not Applicable
  06/01/2026 09 PM PDT            3.38            249         +      Not Applicable
  06/01/2026 10 PM PDT            3.35            241         -      Not Applicable
  06/01/2026 11 PM PDT            3.38            249         +      Not Applicable
  06/02/2026 12 AM PDT            3.36            244         -      Not Applicable
  06/02/2026 01 AM PDT            3.36            244         0      Not Applicable
  06/02/2026 02 AM PDT            3.37            246         +      Not Applicable
  06/02/2026 03 AM PDT            3.39            252         +      Not Applicable
  06/02/2026 04 AM PDT            3.35            241         -      Not Applicable
  06/02/2026 05 AM PDT            3.38            249         +      Not Applicable
  06/02/2026 06 AM PDT            3.36            244         -      Not Applicable
  06/02/2026 07 AM PDT            3.38            249         +      Not Applicable
  06/02/2026 08 AM PDT            3.36            244         -      Not Applicable
  06/02/2026 09 AM PDT            3.45            268         +      Not Applicable
  06/02/2026 10 AM PDT            3.37            246         -      Not Applicable
  06/02/2026 11 AM PDT            3.36            244         -      Not Applicable
  06/02/2026 12 PM PDT            3.39            252         +      Not Applicable
  06/02/2026 01 PM PDT            3.37            246         -      Not Applicable
  06/02/2026 02 PM PDT            3.39            252         +      Not Applicable
  06/02/2026 03 PM PDT            3.39            252         0      Not Applicable
  06/02/2026 04 PM PDT            3.34            238         -      Not Applicable
  06/02/2026 05 PM PDT            3.36            244         +      Not Applicable
  06/02/2026 06 PM PDT            3.36            244         0      Not Applicable
  06/02/2026 07 PM PDT            3.36            244         0      Not Applicable
  06/02/2026 08 PM PDT            3.36            244         0      Not Applicable
  06/02/2026 09 PM PDT            3.38            249         +      Not Applicable
  06/02/2026 10 PM PDT            3.37            246         -      Not Applicable
  06/02/2026 11 PM PDT            3.37            246         0      Not Applicable
  06/03/2026 12 AM PDT            3.37            246         0      Not Applicable
  06/03/2026 01 AM PDT            3.33            235         -      Not Applicable
  06/03/2026 02 AM PDT            3.34            238         +      Not Applicable
  06/03/2026 03 AM PDT            3.35            241         +      Not Applicable
  06/03/2026 04 AM PDT            3.35            241         0      Not Applicable
  06/03/2026 05 AM PDT            3.38            249         +      Not Applicable
  06/03/2026 06 AM PDT            3.35            241         -      Not Applicable
  06/03/2026 07 AM PDT            3.34            238         -      Not Applicable
  06/03/2026 08 AM PDT            3.35            241         +      Not Applicable
  06/03/2026 09 AM PDT            3.34            238         -      Not Applicable
  06/03/2026 10 AM PDT            3.35            241         +      Not Applicable
  06/03/2026 11 AM PDT            3.38            249         +      Not Applicable
  06/03/2026 12 PM PDT            3.38            249         0      Not Applicable
  06/03/2026 01 PM PDT            3.34            238         -      Not Applicable
  06/03/2026 02 PM PDT            3.31            230         -      Not Applicable
  06/03/2026 03 PM PDT            3.38            249         +      Not Applicable
  06/03/2026 04 PM PDT            3.31            230         -      Not Applicable
  06/03/2026 05 PM PDT            3.31            230         0      Not Applicable
  06/03/2026 06 PM PDT            3.30            227         -      Not Applicable
  06/03/2026 07 PM PDT            3.30            227         0      Not Applicable
  06/03/2026 08 PM PDT            3.30            227         0      Not Applicable
  06/03/2026 09 PM PDT            3.29            224         -      Not Applicable
  06/03/2026 10 PM PDT            3.28            222         -      Not Applicable
  06/03/2026 11 PM PDT            3.30            227         +      Not Applicable
  06/04/2026 12 AM PDT            3.30            227         0      Not Applicable
  06/04/2026 01 AM PDT            3.29            224         -      Not Applicable
  06/04/2026 02 AM PDT            3.28            222         -      Not Applicable
  06/04/2026 03 AM PDT            3.28            222         0      Not Applicable
  06/04/2026 04 AM PDT            3.27            219         -      Not Applicable
  06/04/2026 05 AM PDT            3.24            211         -      Not Applicable
  06/04/2026 06 AM PDT            3.23            208         -      Not Applicable
  06/04/2026 07 AM PDT            3.23            208         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/04/2026 08 AM PDT            3.22            206                Not Applicable
  06/04/2026 09 AM PDT            3.21            203         -      Not Applicable
  06/04/2026 10 AM PDT            3.21            203         0      Not Applicable
  06/04/2026 11 AM PDT            3.20            201         -      Not Applicable
  06/04/2026 12 PM PDT            3.19            198         -      Not Applicable
  06/04/2026 01 PM PDT            3.19            198         0      Not Applicable
  06/04/2026 02 PM PDT            3.18            196         -      Not Applicable
  06/04/2026 03 PM PDT            3.17            193         -      Not Applicable
  06/04/2026 04 PM PDT            3.17            193         0      Not Applicable
  06/04/2026 05 PM PDT            3.16            191         -      Not Applicable
  06/04/2026 06 PM PDT            3.16            191         0      Not Applicable
  06/04/2026 07 PM PDT            3.15            189         -      Not Applicable
  06/04/2026 08 PM PDT            3.15            189         0      Not Applicable
  06/04/2026 09 PM PDT            3.14            186         -      Not Applicable
  06/04/2026 10 PM PDT            3.14            186         0      Not Applicable
  06/04/2026 11 PM PDT            3.13            184         -      Not Applicable
  06/05/2026 12 AM PDT            3.12            182         -      Not Applicable
  06/05/2026 01 AM PDT            3.12            182         0      Not Applicable
  06/05/2026 02 AM PDT            3.12            182         0      Not Applicable
  06/05/2026 03 AM PDT            3.11            179         -      Not Applicable
  06/05/2026 04 AM PDT            3.11            179         0      Not Applicable
  06/05/2026 05 AM PDT            3.10            177         -      Not Applicable
  06/05/2026 06 AM PDT            3.10            177         0      Not Applicable
  06/05/2026 07 AM PDT            3.10            177         0      Not Applicable
  06/05/2026 08 AM PDT            3.09            175         -      Not Applicable
  06/05/2026 09 AM PDT            3.09            175         0      Not Applicable
  06/05/2026 10 AM PDT            3.08            172         -      Not Applicable
  06/05/2026 11 AM PDT            3.08            172         0      Not Applicable
  06/05/2026 12 PM PDT            3.08            172         0      Not Applicable
  06/05/2026 01 PM PDT            3.08            172         0      Not Applicable
  06/05/2026 02 PM PDT            3.07            170         -      Not Applicable
  06/05/2026 03 PM PDT            3.07            170         0      Not Applicable
  06/05/2026 04 PM PDT            3.06            168         -      Not Applicable
  06/05/2026 05 PM PDT            3.06            168         0      Not Applicable
  06/05/2026 06 PM PDT            3.06            168         0      Not Applicable
  06/05/2026 07 PM PDT            3.05            166         -      Not Applicable
  06/05/2026 08 PM PDT            3.05            166         0      Not Applicable
  06/05/2026 09 PM PDT            3.05            166         0      Not Applicable
  06/05/2026 10 PM PDT            3.05            166         0      Not Applicable
  06/05/2026 11 PM PDT            3.04            163         -      Not Applicable
  06/06/2026 12 AM PDT            3.04            163         0      Not Applicable
  06/06/2026 01 AM PDT            3.04            163         0      Not Applicable
  06/06/2026 02 AM PDT            3.04            163         0      Not Applicable
  06/06/2026 03 AM PDT            3.04            163         0      Not Applicable
  06/06/2026 04 AM PDT            3.03            161         -      Not Applicable
  06/06/2026 05 AM PDT            3.03            161         0      Not Applicable
  06/06/2026 06 AM PDT            3.03            161         0      Not Applicable
  06/06/2026 07 AM PDT            3.02            159         -      Not Applicable
  06/06/2026 08 AM PDT            3.02            159         0      Not Applicable
  06/06/2026 09 AM PDT            3.02            159         0      Not Applicable
  06/06/2026 10 AM PDT            3.02            159         0      Not Applicable
  06/06/2026 11 AM PDT            3.02            159         0      Not Applicable
  06/06/2026 12 PM PDT            3.02            159         0      Not Applicable
  06/06/2026 01 PM PDT            3.01            157         -      Not Applicable
  06/06/2026 02 PM PDT            3.01            157         0      Not Applicable
  06/06/2026 03 PM PDT            3.01            157         0      Not Applicable
  06/06/2026 04 PM PDT            3.01            157         0      Not Applicable
  06/06/2026 05 PM PDT            3.00            155         -      Not Applicable
  06/06/2026 06 PM PDT            3.00            155         0      Not Applicable
  06/06/2026 07 PM PDT            3.00            155         0      Not Applicable
  06/06/2026 08 PM PDT            3.00            155         0      Not Applicable
  06/06/2026 09 PM PDT            3.00            155         0      Not Applicable
  06/06/2026 10 PM PDT            3.00            155         0      Not Applicable
  06/06/2026 11 PM PDT            3.00            155         0      Not Applicable
  06/07/2026 12 AM PDT            3.00            155         0      Not Applicable
  06/07/2026 01 AM PDT            2.99            153         -      Not Applicable
  06/07/2026 02 AM PDT            2.99            153         0      Not Applicable
  06/07/2026 03 AM PDT            2.99            153         0      Not Applicable
  06/07/2026 04 AM PDT            2.99            153         0      Not Applicable
  06/07/2026 05 AM PDT            2.99            153         0      Not Applicable
  06/07/2026 06 AM PDT            2.99            153         0      Not Applicable
  06/07/2026 07 AM PDT            2.99            153         0      Not Applicable
  06/07/2026 08 AM PDT            2.98            151         -      Not Applicable
  06/07/2026 09 AM PDT            2.98            151         0      Not Applicable
  06/07/2026 10 AM PDT            2.98            151         0      Not Applicable
  06/07/2026 11 AM PDT            2.98            151         0      Not Applicable
  06/07/2026 12 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 01 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 02 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 03 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 04 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 05 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 06 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 07 PM PDT            2.98            151         0      Not Applicable
  06/07/2026 08 PM PDT            2.97            149         -      Not Applicable
  06/07/2026 09 PM PDT            2.97            149         0      Not Applicable
  06/07/2026 10 PM PDT            2.97            149         0      Not Applicable
  06/07/2026 11 PM PDT            2.97            149         0      Not Applicable
  06/08/2026 12 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 01 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 02 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 03 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 04 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 05 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 06 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 07 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 08 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 09 AM PDT            2.97            149         0      Not Applicable
  06/08/2026 10 AM PDT            2.96            147         -      Not Applicable
  06/08/2026 11 AM PDT            2.96            147         0      Not Applicable
  06/08/2026 12 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 01 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 02 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 03 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 04 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 05 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 06 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 07 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 08 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 09 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 10 PM PDT            2.96            147         0      Not Applicable
  06/08/2026 11 PM PDT            2.96            147         0      Not Applicable
  06/09/2026 12 AM PDT            2.96            147         0      Not Applicable
  06/09/2026 01 AM PDT            2.96            147         0      Not Applicable
  06/09/2026 02 AM PDT            2.96            147         0      Not Applicable
  06/09/2026 03 AM PDT            2.96            147         0      Not Applicable
  06/09/2026 04 AM PDT            2.96            147         0      Not Applicable
  06/09/2026 05 AM PDT            2.96            147         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.