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

 | 

NORTH FORK STANISLAUS RIVER - AVERY (AVYC1)
Latitude: 38.24º NLongitude: 120.29º WElevation: 3388 FeetForecast Type: Unofficial Location
Location: Calaveras County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Aug 23 2026 at 7:24 AM PDTNext Issuance: Aug 24 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: N Fork Stanislaus River - Avery (AVYC1)
#
# File Generation Time:  08/23/2026 at 07:25 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/20/2026 at 09:00 AM PDT
# Maximum Observed Stage:                       3.14 Feet
# Maximum Observed Flow:                        382 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/23/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       3.10 Feet
# Maximum Forecast Flow:                        369 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/18/2026 07 AM PDT            2.95            325                Not Applicable
  08/18/2026 08 AM PDT            2.95            325         0      Not Applicable
  08/18/2026 09 AM PDT            2.94            322         -      Not Applicable
  08/18/2026 10 AM PDT            2.94            322         0      Not Applicable
  08/18/2026 11 AM PDT            2.93            320         -      Not Applicable
  08/18/2026 12 PM PDT            2.93            320         0      Not Applicable
  08/18/2026 01 PM PDT            2.94            322         +      Not Applicable
  08/18/2026 02 PM PDT            2.93            320         -      Not Applicable
  08/18/2026 03 PM PDT            2.94            322         +      Not Applicable
  08/18/2026 04 PM PDT            2.93            320         -      Not Applicable
  08/18/2026 05 PM PDT            2.96            327         +      Not Applicable
  08/18/2026 06 PM PDT            3.02            343         +      Not Applicable
  08/18/2026 07 PM PDT            3.02            343         0      Not Applicable
  08/18/2026 08 PM PDT            3.02            343         0      Not Applicable
  08/18/2026 09 PM PDT            3.02            343         0      Not Applicable
  08/18/2026 10 PM PDT            3.02            343         0      Not Applicable
  08/18/2026 11 PM PDT            3.02            343         0      Not Applicable
  08/19/2026 12 AM PDT            3.02            343         0      Not Applicable
  08/19/2026 01 AM PDT            3.03            346         +      Not Applicable
  08/19/2026 02 AM PDT            3.03            346         0      Not Applicable
  08/19/2026 03 AM PDT            3.02            343         -      Not Applicable
  08/19/2026 04 AM PDT            3.03            346         +      Not Applicable
  08/19/2026 05 AM PDT            3.04            349         +      Not Applicable
  08/19/2026 06 AM PDT            3.03            346         -      Not Applicable
  08/19/2026 07 AM PDT            3.03            346         0      Not Applicable
  08/19/2026 08 AM PDT            3.05            353         +      Not Applicable
  08/19/2026 09 AM PDT            3.02            343         -      Not Applicable
  08/19/2026 10 AM PDT            3.04            349         +      Not Applicable
  08/19/2026 11 AM PDT            3.03            346         -      Not Applicable
  08/19/2026 12 PM PDT            3.03            346         0      Not Applicable
  08/19/2026 01 PM PDT            3.03            346         0      Not Applicable
  08/19/2026 02 PM PDT            3.02            343         -      Not Applicable
  08/19/2026 03 PM PDT            3.03            346         +      Not Applicable
  08/19/2026 04 PM PDT            3.03            346         0      Not Applicable
  08/19/2026 05 PM PDT            3.02            343         -      Not Applicable
  08/19/2026 06 PM PDT            3.03            346         +      Not Applicable
  08/19/2026 07 PM PDT            3.02            343         -      Not Applicable
  08/19/2026 08 PM PDT            3.02            343         0      Not Applicable
  08/19/2026 09 PM PDT            3.02            343         0      Not Applicable
  08/19/2026 10 PM PDT            3.02            343         0      Not Applicable
  08/19/2026 11 PM PDT            3.04            349         +      Not Applicable
  08/20/2026 12 AM PDT            3.09            365         +      Not Applicable
  08/20/2026 01 AM PDT            3.10            369         +      Not Applicable
  08/20/2026 02 AM PDT            3.10            369         0      Not Applicable
  08/20/2026 03 AM PDT            3.11            372         +      Not Applicable
  08/20/2026 04 AM PDT            3.11            372         0      Not Applicable
  08/20/2026 05 AM PDT            3.10            369         -      Not Applicable
  08/20/2026 06 AM PDT            3.11            372         +      Not Applicable
  08/20/2026 07 AM PDT            3.11            372         0      Not Applicable
  08/20/2026 08 AM PDT            3.14            382         +      Not Applicable
  08/20/2026 09 AM PDT            3.14            382         0      Not Applicable
  08/20/2026 10 AM PDT            3.12            375         -      Not Applicable
  08/20/2026 11 AM PDT            3.12            375         0      Not Applicable
  08/20/2026 12 PM PDT            3.12            375         0      Not Applicable
  08/20/2026 01 PM PDT            3.10            369         -      Not Applicable
  08/20/2026 02 PM PDT            3.11            372         +      Not Applicable
  08/20/2026 03 PM PDT            3.11            372         0      Not Applicable
  08/20/2026 04 PM PDT            3.11            372         0      Not Applicable
  08/20/2026 05 PM PDT            3.10            369         -      Not Applicable
  08/20/2026 06 PM PDT            3.11            372         +      Not Applicable
  08/20/2026 07 PM PDT            3.09            365         -      Not Applicable
  08/20/2026 08 PM PDT            3.11            372         +      Not Applicable
  08/20/2026 09 PM PDT            3.10            369         -      Not Applicable
  08/20/2026 10 PM PDT            3.11            372         +      Not Applicable
  08/20/2026 11 PM PDT            3.11            372         0      Not Applicable
  08/21/2026 12 AM PDT            3.12            375         +      Not Applicable
  08/21/2026 01 AM PDT            3.12            375         0      Not Applicable
  08/21/2026 02 AM PDT            3.12            375         0      Not Applicable
  08/21/2026 03 AM PDT            3.12            375         0      Not Applicable
  08/21/2026 04 AM PDT            3.11            372         -      Not Applicable
  08/21/2026 05 AM PDT            3.13            379         +      Not Applicable
  08/21/2026 06 AM PDT            3.13            379         0      Not Applicable
  08/21/2026 07 AM PDT            3.12            375         -      Not Applicable
  08/21/2026 08 AM PDT            3.10            369         -      Not Applicable
  08/21/2026 09 AM PDT            3.12            375         +      Not Applicable
  08/21/2026 10 AM PDT            3.12            375         0      Not Applicable
  08/21/2026 11 AM PDT            3.13            379         +      Not Applicable
  08/21/2026 12 PM PDT            3.11            372         -      Not Applicable
  08/21/2026 01 PM PDT            3.10            369         -      Not Applicable
  08/21/2026 02 PM PDT            3.10            369         0      Not Applicable
  08/21/2026 03 PM PDT            3.12            375         +      Not Applicable
  08/21/2026 04 PM PDT            3.10            369         -      Not Applicable
  08/21/2026 05 PM PDT            3.10            369         0      Not Applicable
  08/21/2026 06 PM PDT            3.12            375         +      Not Applicable
  08/21/2026 07 PM PDT            3.11            372         -      Not Applicable
  08/21/2026 08 PM PDT            3.11            372         0      Not Applicable
  08/21/2026 09 PM PDT            3.10            369         -      Not Applicable
  08/21/2026 10 PM PDT            3.10            369         0      Not Applicable
  08/21/2026 11 PM PDT            3.13            379         +      Not Applicable
  08/22/2026 12 AM PDT            3.11            372         -      Not Applicable
  08/22/2026 01 AM PDT            3.13            379         +      Not Applicable
  08/22/2026 02 AM PDT            3.13            379         0      Not Applicable
  08/22/2026 03 AM PDT            3.12            375         -      Not Applicable
  08/22/2026 04 AM PDT            3.13            379         +      Not Applicable
  08/22/2026 05 AM PDT            3.13            379         0      Not Applicable
  08/22/2026 06 AM PDT            3.13            379         0      Not Applicable
  08/22/2026 07 AM PDT            3.12            375         -      Not Applicable
  08/22/2026 08 AM PDT            3.12            375         0      Not Applicable
  08/22/2026 09 AM PDT            3.12            375         0      Not Applicable
  08/22/2026 10 AM PDT            3.12            375         0      Not Applicable
  08/22/2026 11 AM PDT            3.11            372         -      Not Applicable
  08/22/2026 12 PM PDT            3.10            369         -      Not Applicable
  08/22/2026 01 PM PDT            3.12            375         +      Not Applicable
  08/22/2026 02 PM PDT            3.11            372         -      Not Applicable
  08/22/2026 03 PM PDT            3.10            369         -      Not Applicable
  08/22/2026 04 PM PDT            3.12            375         +      Not Applicable
  08/22/2026 05 PM PDT            3.12            375         0      Not Applicable
  08/22/2026 06 PM PDT            3.11            372         -      Not Applicable
  08/22/2026 07 PM PDT            3.11            372         0      Not Applicable
  08/22/2026 08 PM PDT            3.13            379         +      Not Applicable
  08/22/2026 09 PM PDT            3.10            369         -      Not Applicable
  08/22/2026 10 PM PDT            3.12            375         +      Not Applicable
  08/22/2026 11 PM PDT            3.12            375         0      Not Applicable
  08/23/2026 12 AM PDT            3.13            379         +      Not Applicable
  08/23/2026 01 AM PDT            3.10            369         -      Not Applicable
  08/23/2026 02 AM PDT            3.10            369         0      Not Applicable
  08/23/2026 03 AM PDT            3.11            372         +      Not Applicable
  08/23/2026 04 AM PDT            3.12            375         +      Not Applicable
  08/23/2026 05 AM PDT            3.10            369         -      Not Applicable
  08/23/2026 06 AM PDT            3.10            369         0      Not Applicable
  08/23/2026 07 AM PDT            3.10            369         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/23/2026 08 AM PDT            3.10            369                Not Applicable
  08/23/2026 09 AM PDT            3.10            369         0      Not Applicable
  08/23/2026 10 AM PDT            3.10            369         0      Not Applicable
  08/23/2026 11 AM PDT            3.10            369         0      Not Applicable
  08/23/2026 12 PM PDT            3.10            369         0      Not Applicable
  08/23/2026 01 PM PDT            3.10            369         0      Not Applicable
  08/23/2026 02 PM PDT            3.10            369         0      Not Applicable
  08/23/2026 03 PM PDT            3.09            365         -      Not Applicable
  08/23/2026 04 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 05 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 06 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 07 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 08 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 09 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 10 PM PDT            3.09            365         0      Not Applicable
  08/23/2026 11 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 12 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 01 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 02 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 03 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 04 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 05 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 06 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 07 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 08 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 09 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 10 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 11 AM PDT            3.09            365         0      Not Applicable
  08/24/2026 12 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 01 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 02 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 03 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 04 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 05 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 06 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 07 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 08 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 09 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 10 PM PDT            3.09            365         0      Not Applicable
  08/24/2026 11 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 12 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 01 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 02 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 03 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 04 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 05 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 06 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 07 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 08 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 09 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 10 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 11 AM PDT            3.09            365         0      Not Applicable
  08/25/2026 12 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 01 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 02 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 03 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 04 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 05 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 06 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 07 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 08 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 09 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 10 PM PDT            3.09            365         0      Not Applicable
  08/25/2026 11 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 12 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 01 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 02 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 03 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 04 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 05 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 06 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 07 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 08 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 09 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 10 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 11 AM PDT            3.09            365         0      Not Applicable
  08/26/2026 12 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 01 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 02 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 03 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 04 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 05 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 06 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 07 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 08 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 09 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 10 PM PDT            3.09            365         0      Not Applicable
  08/26/2026 11 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 12 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 01 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 02 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 03 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 04 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 05 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 06 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 07 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 08 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 09 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 10 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 11 AM PDT            3.09            365         0      Not Applicable
  08/27/2026 12 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 01 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 02 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 03 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 04 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 05 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 06 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 07 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 08 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 09 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 10 PM PDT            3.09            365         0      Not Applicable
  08/27/2026 11 PM PDT            3.09            365         0      Not Applicable
  08/28/2026 12 AM PDT            3.09            365         0      Not Applicable
  08/28/2026 01 AM PDT            3.09            365         0      Not Applicable
  08/28/2026 02 AM PDT            3.09            365         0      Not Applicable
  08/28/2026 03 AM PDT            3.09            365         0      Not Applicable
  08/28/2026 04 AM PDT            3.09            365         0      Not Applicable
  08/28/2026 05 AM PDT            3.09            365         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.