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 Feet
Location: Calaveras County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Dec 27 2025 at 9:54 AM PSTNext Issuance: Dec 28 2025 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: N Fork Stanislaus River - Avery (AVYC1)
#
# File Generation Time:  12/27/2025 at 09:56 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/24/2025 at 12:00 PM PST
# Maximum Observed Stage:                       7.19 Feet
# Maximum Observed Flow:                        3678 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/28/2025 at 04:00 AM PST
# Maximum Forecast Stage:                       3.54 Feet
# Maximum Forecast Flow:                        530 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/22/2025 09 AM PST            3.48            506                Not Applicable
  12/22/2025 10 AM PST            3.69            594         +      Not Applicable
  12/22/2025 11 AM PST            3.82            653         +      Not Applicable
  12/22/2025 12 PM PST            3.87            677         +      Not Applicable
  12/22/2025 01 PM PST            3.87            677         0      Not Applicable
  12/22/2025 02 PM PST            3.86            672         -      Not Applicable
  12/22/2025 03 PM PST            3.87            677         +      Not Applicable
  12/22/2025 04 PM PST            3.81            649         -      Not Applicable
  12/22/2025 05 PM PST            3.75            621         -      Not Applicable
  12/22/2025 06 PM PST            3.72            607         -      Not Applicable
  12/22/2025 07 PM PST            3.64            572         -      Not Applicable
  12/22/2025 08 PM PST            3.60            555         -      Not Applicable
  12/22/2025 09 PM PST            3.52            522         -      Not Applicable
  12/22/2025 10 PM PST            3.48            506         -      Not Applicable
  12/22/2025 11 PM PST            3.42            482         -      Not Applicable
  12/23/2025 12 AM PST            3.38            467         -      Not Applicable
  12/23/2025 01 AM PST            3.31            441         -      Not Applicable
  12/23/2025 02 AM PST            3.27            427         -      Not Applicable
  12/23/2025 03 AM PST            3.21            406         -      Not Applicable
  12/23/2025 04 AM PST            3.20            402         -      Not Applicable
  12/23/2025 05 AM PST            3.12            375         -      Not Applicable
  12/23/2025 06 AM PST            3.11            372         -      Not Applicable
  12/23/2025 07 AM PST            3.08            362         -      Not Applicable
  12/23/2025 08 AM PST            3.05            353         -      Not Applicable
  12/23/2025 09 AM PST            3.02            343         -      Not Applicable
  12/23/2025 10 AM PST            3.00            337         -      Not Applicable
  12/23/2025 11 AM PST            2.96            327         -      Not Applicable
  12/23/2025 12 PM PST            2.95            325         -      Not Applicable
  12/23/2025 01 PM PST            2.91            315         -      Not Applicable
  12/23/2025 02 PM PST            2.87            305         -      Not Applicable
  12/23/2025 03 PM PST            2.85            301         -      Not Applicable
  12/23/2025 04 PM PST            2.85            301         0      Not Applicable
  12/23/2025 05 PM PST            2.83            296         -      Not Applicable
  12/23/2025 06 PM PST            2.79            287         -      Not Applicable
  12/23/2025 07 PM PST            2.79            287         0      Not Applicable
  12/23/2025 08 PM PST            2.77            282         -      Not Applicable
  12/23/2025 09 PM PST            2.75            278         -      Not Applicable
  12/23/2025 10 PM PST            2.74            276         -      Not Applicable
  12/23/2025 11 PM PST            2.74            276         0      Not Applicable
  12/24/2025 12 AM PST            2.73            273         -      Not Applicable
  12/24/2025 01 AM PST            2.73            273         0      Not Applicable
  12/24/2025 02 AM PST            2.75            278         +      Not Applicable
  12/24/2025 03 AM PST            2.78            285         +      Not Applicable
  12/24/2025 04 AM PST            2.85            301         +      Not Applicable
  12/24/2025 05 AM PST            2.95            325         +      Not Applicable
  12/24/2025 06 AM PST            3.15            385         +      Not Applicable
  12/24/2025 07 AM PST            3.84            663         +      Not Applicable
  12/24/2025 08 AM PST            5.07           1416         +      Not Applicable
  12/24/2025 09 AM PST            5.69           1940         +      Not Applicable
  12/24/2025 10 AM PST            6.20           2453         +      Not Applicable
  12/24/2025 11 AM PST            6.81           3171         +      Not Applicable
  12/24/2025 12 PM PST            7.19           3678         +      Not Applicable
  12/24/2025 01 PM PST            6.79           3145         -      Not Applicable
  12/24/2025 02 PM PST            6.20           2453         -      Not Applicable
  12/24/2025 03 PM PST            5.78           2025         -      Not Applicable
  12/24/2025 04 PM PST            5.57           1830         -      Not Applicable
  12/24/2025 05 PM PST            5.59           1848         +      Not Applicable
  12/24/2025 06 PM PST            5.71           1959         +      Not Applicable
  12/24/2025 07 PM PST            5.73           1978         +      Not Applicable
  12/24/2025 08 PM PST            5.57           1830         -      Not Applicable
  12/24/2025 09 PM PST            5.57           1830         0      Not Applicable
  12/24/2025 10 PM PST            5.47           1742         -      Not Applicable
  12/24/2025 11 PM PST            5.06           1408         -      Not Applicable
  12/25/2025 12 AM PST            5.01           1370         -      Not Applicable
  12/25/2025 01 AM PST            4.92           1304         -      Not Applicable
  12/25/2025 02 AM PST            4.83           1240         -      Not Applicable
  12/25/2025 03 AM PST            4.78           1205         -      Not Applicable
  12/25/2025 04 AM PST            4.75           1185         -      Not Applicable
  12/25/2025 05 AM PST            4.58           1072         -      Not Applicable
  12/25/2025 06 AM PST            4.55           1053         -      Not Applicable
  12/25/2025 07 AM PST            4.55           1053         0      Not Applicable
  12/25/2025 08 AM PST            4.56           1060         +      Not Applicable
  12/25/2025 09 AM PST            4.54           1047         -      Not Applicable
  12/25/2025 10 AM PST            4.49           1016         -      Not Applicable
  12/25/2025 11 AM PST            4.41            967         -      Not Applicable
  12/25/2025 12 PM PST            4.26            880         -      Not Applicable
  12/25/2025 01 PM PST            4.18            836         -      Not Applicable
  12/25/2025 02 PM PST            4.16            825         -      Not Applicable
  12/25/2025 03 PM PST            4.12            803         -      Not Applicable
  12/25/2025 04 PM PST            4.16            825         +      Not Applicable
  12/25/2025 05 PM PST            4.24            869         +      Not Applicable
  12/25/2025 06 PM PST            4.18            836         -      Not Applicable
  12/25/2025 07 PM PST            4.13            809         -      Not Applicable
  12/25/2025 08 PM PST            4.12            803         -      Not Applicable
  12/25/2025 09 PM PST            4.09            787         -      Not Applicable
  12/25/2025 10 PM PST            4.08            782         -      Not Applicable
  12/25/2025 11 PM PST            4.05            767         -      Not Applicable
  12/26/2025 12 AM PST            4.03            756         -      Not Applicable
  12/26/2025 01 AM PST            4.10            793         +      Not Applicable
  12/26/2025 02 AM PST            4.26            880         +      Not Applicable
  12/26/2025 03 AM PST            4.45            991         +      Not Applicable
  12/26/2025 04 AM PST            4.63           1105         +      Not Applicable
  12/26/2025 05 AM PST            4.56           1060         -      Not Applicable
  12/26/2025 06 AM PST            4.40            961         -      Not Applicable
  12/26/2025 07 AM PST            4.31            908         -      Not Applicable
  12/26/2025 08 AM PST            4.17            830         -      Not Applicable
  12/26/2025 09 AM PST            4.08            782         -      Not Applicable
  12/26/2025 10 AM PST            4.01            746         -      Not Applicable
  12/26/2025 11 AM PST            3.95            716         -      Not Applicable
  12/26/2025 12 PM PST            3.89            687         -      Not Applicable
  12/26/2025 01 PM PST            3.83            658         -      Not Applicable
  12/26/2025 02 PM PST            3.79            639         -      Not Applicable
  12/26/2025 03 PM PST            3.77            630         -      Not Applicable
  12/26/2025 04 PM PST            3.70            599         -      Not Applicable
  12/26/2025 05 PM PST            3.71            603         +      Not Applicable
  12/26/2025 06 PM PST            3.69            594         -      Not Applicable
  12/26/2025 07 PM PST            3.66            581         -      Not Applicable
  12/26/2025 08 PM PST            3.63            568         -      Not Applicable
  12/26/2025 09 PM PST            3.59            551         -      Not Applicable
  12/26/2025 10 PM PST            3.58            547         -      Not Applicable
  12/26/2025 11 PM PST            3.55            534         -      Not Applicable
  12/27/2025 12 AM PST            3.54            530         -      Not Applicable
  12/27/2025 01 AM PST            3.52            522         -      Not Applicable
  12/27/2025 02 AM PST            3.49            510         -      Not Applicable
  12/27/2025 03 AM PST            3.47            502         -      Not Applicable
  12/27/2025 04 AM PST            3.46            498         -      Not Applicable
  12/27/2025 05 AM PST            3.45            494         -      Not Applicable
  12/27/2025 06 AM PST            3.41            479         -      Not Applicable
  12/27/2025 07 AM PST            3.41            479         0      Not Applicable
  12/27/2025 08 AM PST            3.41            479         0      Not Applicable
  12/27/2025 09 AM PST            3.41            479         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/27/2025 10 AM PST            3.42            482                Not Applicable
  12/27/2025 11 AM PST            3.42            482         0      Not Applicable
  12/27/2025 12 PM PST            3.43            486         +      Not Applicable
  12/27/2025 01 PM PST            3.44            490         +      Not Applicable
  12/27/2025 02 PM PST            3.44            490         0      Not Applicable
  12/27/2025 03 PM PST            3.45            494         +      Not Applicable
  12/27/2025 04 PM PST            3.45            494         0      Not Applicable
  12/27/2025 05 PM PST            3.46            498         +      Not Applicable
  12/27/2025 06 PM PST            3.47            502         +      Not Applicable
  12/27/2025 07 PM PST            3.48            506         +      Not Applicable
  12/27/2025 08 PM PST            3.48            506         0      Not Applicable
  12/27/2025 09 PM PST            3.48            506         0      Not Applicable
  12/27/2025 10 PM PST            3.49            510         +      Not Applicable
  12/27/2025 11 PM PST            3.50            514         +      Not Applicable
  12/28/2025 12 AM PST            3.51            518         +      Not Applicable
  12/28/2025 01 AM PST            3.52            522         +      Not Applicable
  12/28/2025 02 AM PST            3.53            526         +      Not Applicable
  12/28/2025 03 AM PST            3.53            526         0      Not Applicable
  12/28/2025 04 AM PST            3.54            530         +      Not Applicable
  12/28/2025 05 AM PST            3.53            526         -      Not Applicable
  12/28/2025 06 AM PST            3.53            526         0      Not Applicable
  12/28/2025 07 AM PST            3.52            522         -      Not Applicable
  12/28/2025 08 AM PST            3.51            518         -      Not Applicable
  12/28/2025 09 AM PST            3.50            514         -      Not Applicable
  12/28/2025 10 AM PST            3.50            514         0      Not Applicable
  12/28/2025 11 AM PST            3.49            510         -      Not Applicable
  12/28/2025 12 PM PST            3.49            510         0      Not Applicable
  12/28/2025 01 PM PST            3.48            506         -      Not Applicable
  12/28/2025 02 PM PST            3.48            506         0      Not Applicable
  12/28/2025 03 PM PST            3.47            502         -      Not Applicable
  12/28/2025 04 PM PST            3.46            498         -      Not Applicable
  12/28/2025 05 PM PST            3.46            498         0      Not Applicable
  12/28/2025 06 PM PST            3.46            498         0      Not Applicable
  12/28/2025 07 PM PST            3.45            494         -      Not Applicable
  12/28/2025 08 PM PST            3.44            490         -      Not Applicable
  12/28/2025 09 PM PST            3.43            486         -      Not Applicable
  12/28/2025 10 PM PST            3.43            486         0      Not Applicable
  12/28/2025 11 PM PST            3.42            482         -      Not Applicable
  12/29/2025 12 AM PST            3.42            482         0      Not Applicable
  12/29/2025 01 AM PST            3.41            479         -      Not Applicable
  12/29/2025 02 AM PST            3.40            475         -      Not Applicable
  12/29/2025 03 AM PST            3.40            475         0      Not Applicable
  12/29/2025 04 AM PST            3.39            471         -      Not Applicable
  12/29/2025 05 AM PST            3.38            467         -      Not Applicable
  12/29/2025 06 AM PST            3.38            467         0      Not Applicable
  12/29/2025 07 AM PST            3.38            467         0      Not Applicable
  12/29/2025 08 AM PST            3.37            463         -      Not Applicable
  12/29/2025 09 AM PST            3.36            460         -      Not Applicable
  12/29/2025 10 AM PST            3.35            456         -      Not Applicable
  12/29/2025 11 AM PST            3.35            456         0      Not Applicable
  12/29/2025 12 PM PST            3.35            456         0      Not Applicable
  12/29/2025 01 PM PST            3.34            452         -      Not Applicable
  12/29/2025 02 PM PST            3.33            448         -      Not Applicable
  12/29/2025 03 PM PST            3.33            448         0      Not Applicable
  12/29/2025 04 PM PST            3.32            445         -      Not Applicable
  12/29/2025 05 PM PST            3.31            441         -      Not Applicable
  12/29/2025 06 PM PST            3.31            441         0      Not Applicable
  12/29/2025 07 PM PST            3.31            441         0      Not Applicable
  12/29/2025 08 PM PST            3.30            438         -      Not Applicable
  12/29/2025 09 PM PST            3.29            434         -      Not Applicable
  12/29/2025 10 PM PST            3.29            434         0      Not Applicable
  12/29/2025 11 PM PST            3.28            430         -      Not Applicable
  12/30/2025 12 AM PST            3.28            430         0      Not Applicable
  12/30/2025 01 AM PST            3.27            427         -      Not Applicable
  12/30/2025 02 AM PST            3.27            427         0      Not Applicable
  12/30/2025 03 AM PST            3.26            423         -      Not Applicable
  12/30/2025 04 AM PST            3.25            420         -      Not Applicable
  12/30/2025 05 AM PST            3.25            420         0      Not Applicable
  12/30/2025 06 AM PST            3.25            420         0      Not Applicable
  12/30/2025 07 AM PST            3.24            416         -      Not Applicable
  12/30/2025 08 AM PST            3.23            413         -      Not Applicable
  12/30/2025 09 AM PST            3.23            413         0      Not Applicable
  12/30/2025 10 AM PST            3.22            409         -      Not Applicable
  12/30/2025 11 AM PST            3.22            409         0      Not Applicable
  12/30/2025 12 PM PST            3.21            406         -      Not Applicable
  12/30/2025 01 PM PST            3.21            406         0      Not Applicable
  12/30/2025 02 PM PST            3.20            402         -      Not Applicable
  12/30/2025 03 PM PST            3.20            402         0      Not Applicable
  12/30/2025 04 PM PST            3.19            399         -      Not Applicable
  12/30/2025 05 PM PST            3.19            399         0      Not Applicable
  12/30/2025 06 PM PST            3.19            399         0      Not Applicable
  12/30/2025 07 PM PST            3.18            395         -      Not Applicable
  12/30/2025 08 PM PST            3.18            395         0      Not Applicable
  12/30/2025 09 PM PST            3.17            392         -      Not Applicable
  12/30/2025 10 PM PST            3.16            389         -      Not Applicable
  12/30/2025 11 PM PST            3.16            389         0      Not Applicable
  12/31/2025 12 AM PST            3.16            389         0      Not Applicable
  12/31/2025 01 AM PST            3.15            385         -      Not Applicable
  12/31/2025 02 AM PST            3.15            385         0      Not Applicable
  12/31/2025 03 AM PST            3.15            385         0      Not Applicable
  12/31/2025 04 AM PST            3.14            382         -      Not Applicable
  12/31/2025 05 AM PST            3.14            382         0      Not Applicable
  12/31/2025 06 AM PST            3.14            382         0      Not Applicable
  12/31/2025 07 AM PST            3.13            379         -      Not Applicable
  12/31/2025 08 AM PST            3.13            379         0      Not Applicable
  12/31/2025 09 AM PST            3.12            375         -      Not Applicable
  12/31/2025 10 AM PST            3.12            375         0      Not Applicable
  12/31/2025 11 AM PST            3.11            372         -      Not Applicable
  12/31/2025 12 PM PST            3.11            372         0      Not Applicable
  12/31/2025 01 PM PST            3.11            372         0      Not Applicable
  12/31/2025 02 PM PST            3.10            369         -      Not Applicable
  12/31/2025 03 PM PST            3.10            369         0      Not Applicable
  12/31/2025 04 PM PST            3.09            365         -      Not Applicable
  12/31/2025 05 PM PST            3.09            365         0      Not Applicable
  12/31/2025 06 PM PST            3.09            365         0      Not Applicable
  12/31/2025 07 PM PST            3.08            362         -      Not Applicable
  12/31/2025 08 PM PST            3.08            362         0      Not Applicable
  12/31/2025 09 PM PST            3.07            359         -      Not Applicable
  12/31/2025 10 PM PST            3.07            359         0      Not Applicable
  12/31/2025 11 PM PST            3.07            359         0      Not Applicable
  01/01/2026 12 AM PST            3.06            356         -      Not Applicable
  01/01/2026 01 AM PST            3.06            356         0      Not Applicable
  01/01/2026 02 AM PST            3.06            356         0      Not Applicable
  01/01/2026 03 AM PST            3.06            356         0      Not Applicable
  01/01/2026 04 AM PST            3.05            353         -      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.