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

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FEATHER RIVER - GRIDLEY (GRIC1)
Latitude: 39.37º NLongitude: 121.65º WElevation: 92 FeetForecast Type: Official Location
Location: Butte County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Mar 25 2026 at 7:21 AM PDTNext Issuance: Mar 25 2026 at 3:00 PM PDT
Action/Monitor: 94.0 FeetMinor Flood: 103.0 FeetModerate Flood: 105.6 FeetMajor Flood: 106.6 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Feather River - Gridley (GRIC1)
#
# File Generation Time:  03/25/2026 at 07:21 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/22/2026 at 01:00 PM PDT
# Maximum Observed Stage:                       74.89 Feet
# Maximum Observed Flow:                        5100 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/25/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       73.75 Feet
# Maximum Forecast Flow:                        3225 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/20/2026 07 AM PDT           74.86           5045                        Normal
  03/20/2026 08 AM PDT           74.87           5063         +              Normal
  03/20/2026 09 AM PDT           74.88           5082         +              Normal
  03/20/2026 10 AM PDT           74.88           5082         0              Normal
  03/20/2026 11 AM PDT           74.88           5082         0              Normal
  03/20/2026 12 PM PDT           74.87           5063         -              Normal
  03/20/2026 01 PM PDT           74.88           5082         +              Normal
  03/20/2026 02 PM PDT           74.88           5082         0              Normal
  03/20/2026 03 PM PDT           74.88           5082         0              Normal
  03/20/2026 04 PM PDT           74.89           5100         +              Normal
  03/20/2026 05 PM PDT           74.89           5100         0              Normal
  03/20/2026 06 PM PDT           74.84           5009         -              Normal
  03/20/2026 07 PM PDT           74.89           5100         +              Normal
  03/20/2026 08 PM PDT           74.88           5082         -              Normal
  03/20/2026 09 PM PDT           74.89           5100         +              Normal
  03/20/2026 10 PM PDT           74.88           5082         -              Normal
  03/20/2026 11 PM PDT           74.88           5082         0              Normal
  03/21/2026 12 AM PDT           74.88           5082         0              Normal
  03/21/2026 01 AM PDT           74.89           5100         +              Normal
  03/21/2026 02 AM PDT           74.89           5100         0              Normal
  03/21/2026 03 AM PDT           74.88           5082         -              Normal
  03/21/2026 04 AM PDT           74.89           5100         +              Normal
  03/21/2026 05 AM PDT           74.89           5100         0              Normal
  03/21/2026 06 AM PDT           74.88           5082         -              Normal
  03/21/2026 07 AM PDT           74.88           5082         0              Normal
  03/21/2026 08 AM PDT           74.87           5063         -              Normal
  03/21/2026 09 AM PDT           74.88           5082         +              Normal
  03/21/2026 10 AM PDT           74.88           5082         0              Normal
  03/21/2026 11 AM PDT           74.88           5082         0              Normal
  03/21/2026 12 PM PDT           74.87           5063         -              Normal
  03/21/2026 01 PM PDT           74.88           5082         +              Normal
  03/21/2026 02 PM PDT           74.89           5100         +              Normal
  03/21/2026 03 PM PDT           74.88           5082         -              Normal
  03/21/2026 04 PM PDT           74.87           5063         -              Normal
  03/21/2026 05 PM PDT           74.87           5063         0              Normal
  03/21/2026 06 PM PDT           74.89           5100         +              Normal
  03/21/2026 07 PM PDT           74.88           5082         -              Normal
  03/21/2026 08 PM PDT           74.88           5082         0              Normal
  03/21/2026 09 PM PDT           74.87           5063         -              Normal
  03/21/2026 10 PM PDT           74.89           5100         +              Normal
  03/21/2026 11 PM PDT           74.88           5082         -              Normal
  03/22/2026 12 AM PDT           74.88           5082         0              Normal
  03/22/2026 01 AM PDT           74.87           5063         -              Normal
  03/22/2026 02 AM PDT           74.87           5063         0              Normal
  03/22/2026 03 AM PDT           74.88           5082         +              Normal
  03/22/2026 04 AM PDT           74.88           5082         0              Normal
  03/22/2026 05 AM PDT           74.88           5082         0              Normal
  03/22/2026 06 AM PDT           74.89           5100         +              Normal
  03/22/2026 07 AM PDT           74.89           5100         0              Normal
  03/22/2026 08 AM PDT           74.89           5100         0              Normal
  03/22/2026 09 AM PDT           74.89           5100         0              Normal
  03/22/2026 10 AM PDT           74.87           5063         -              Normal
  03/22/2026 11 AM PDT           74.87           5063         0              Normal
  03/22/2026 12 PM PDT           74.89           5100         +              Normal
  03/22/2026 01 PM PDT           74.89           5100         0              Normal
  03/22/2026 02 PM PDT           74.88           5082         -              Normal
  03/22/2026 03 PM PDT           74.87           5063         -              Normal
  03/22/2026 04 PM PDT           74.87           5063         0              Normal
  03/22/2026 05 PM PDT           74.86           5045         -              Normal
  03/22/2026 06 PM PDT           74.88           5082         +              Normal
  03/22/2026 07 PM PDT           74.88           5082         0              Normal
  03/22/2026 08 PM PDT           74.88           5082         0              Normal
  03/22/2026 09 PM PDT           74.87           5063         -              Normal
  03/22/2026 10 PM PDT           74.87           5063         0              Normal
  03/22/2026 11 PM PDT           74.88           5082         +              Normal
  03/23/2026 12 AM PDT           74.87           5063         -              Normal
  03/23/2026 01 AM PDT           74.88           5082         +              Normal
  03/23/2026 02 AM PDT           74.88           5082         0              Normal
  03/23/2026 03 AM PDT           74.88           5082         0              Normal
  03/23/2026 04 AM PDT           74.87           5063         -              Normal
  03/23/2026 05 AM PDT           74.88           5082         +              Normal
  03/23/2026 06 AM PDT           74.88           5082         0              Normal
  03/23/2026 07 AM PDT           74.88           5082         0              Normal
  03/23/2026 08 AM PDT           74.88           5082         0              Normal
  03/23/2026 09 AM PDT           74.88           5082         0              Normal
  03/23/2026 10 AM PDT           74.88           5082         0              Normal
  03/23/2026 11 AM PDT           74.88           5082         0              Normal
  03/23/2026 12 PM PDT           74.87           5063         -              Normal
  03/23/2026 01 PM PDT           74.82           4974         -              Normal
  03/23/2026 02 PM PDT           74.67           4708         -              Normal
  03/23/2026 03 PM PDT           74.50           4416         -              Normal
  03/23/2026 04 PM PDT           74.40           4247         -              Normal
  03/23/2026 05 PM PDT           74.35           4164         -              Normal
  03/23/2026 06 PM PDT           74.34           4147         -              Normal
  03/23/2026 07 PM PDT           74.34           4147         0              Normal
  03/23/2026 08 PM PDT           74.33           4131         -              Normal
  03/23/2026 09 PM PDT           74.33           4131         0              Normal
  03/23/2026 10 PM PDT           74.33           4131         0              Normal
  03/23/2026 11 PM PDT           74.33           4131         0              Normal
  03/24/2026 12 AM PDT           74.33           4131         0              Normal
  03/24/2026 01 AM PDT           74.33           4131         0              Normal
  03/24/2026 02 AM PDT           74.33           4131         0              Normal
  03/24/2026 03 AM PDT           74.33           4131         0              Normal
  03/24/2026 04 AM PDT           74.33           4131         0              Normal
  03/24/2026 05 AM PDT           74.33           4131         0              Normal
  03/24/2026 06 AM PDT           74.33           4131         0              Normal
  03/24/2026 07 AM PDT           74.33           4131         0              Normal
  03/24/2026 08 AM PDT           74.32           4114         -              Normal
  03/24/2026 09 AM PDT           74.32           4114         0              Normal
  03/24/2026 10 AM PDT           74.31           4098         -              Normal
  03/24/2026 11 AM PDT           74.32           4114         +              Normal
  03/24/2026 12 PM PDT           74.32           4114         0              Normal
  03/24/2026 01 PM PDT           74.26           4016         -              Normal
  03/24/2026 02 PM PDT           74.14           3823         -              Normal
  03/24/2026 03 PM PDT           73.96           3541         -              Normal
  03/24/2026 04 PM PDT           73.84           3359         -              Normal
  03/24/2026 05 PM PDT           73.80           3299         -              Normal
  03/24/2026 06 PM PDT           73.77           3254         -              Normal
  03/24/2026 07 PM PDT           73.76           3239         -              Normal
  03/24/2026 08 PM PDT           73.77           3254         +              Normal
  03/24/2026 09 PM PDT           73.77           3254         0              Normal
  03/24/2026 10 PM PDT           73.76           3239         -              Normal
  03/24/2026 11 PM PDT           73.75           3225         -              Normal
  03/25/2026 12 AM PDT           73.75           3225         0              Normal
  03/25/2026 01 AM PDT           73.75           3225         0              Normal
  03/25/2026 02 AM PDT           73.76           3239         +              Normal
  03/25/2026 03 AM PDT           73.75           3225         -              Normal
  03/25/2026 04 AM PDT           73.75           3225         0              Normal
  03/25/2026 05 AM PDT           73.75           3225         0              Normal
  03/25/2026 06 AM PDT           73.75           3225         0              Normal
  03/25/2026 07 AM PDT           73.75           3225         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/25/2026 08 AM PDT           73.75           3225                        Normal
  03/25/2026 09 AM PDT           73.75           3225         0              Normal
  03/25/2026 10 AM PDT           73.75           3225         0              Normal
  03/25/2026 11 AM PDT           73.75           3225         0              Normal
  03/25/2026 12 PM PDT           73.75           3225         0              Normal
  03/25/2026 01 PM PDT           73.64           3064         -              Normal
  03/25/2026 02 PM PDT           73.36           2672         -              Normal
  03/25/2026 03 PM PDT           73.14           2381         -              Normal
  03/25/2026 04 PM PDT           73.06           2279         -              Normal
  03/25/2026 05 PM PDT           73.03           2241         -              Normal
  03/25/2026 06 PM PDT           73.02           2229         -              Normal
  03/25/2026 07 PM PDT           73.02           2229         0              Normal
  03/25/2026 08 PM PDT           73.02           2229         0              Normal
  03/25/2026 09 PM PDT           73.02           2229         0              Normal
  03/25/2026 10 PM PDT           73.02           2229         0              Normal
  03/25/2026 11 PM PDT           73.02           2229         0              Normal
  03/26/2026 12 AM PDT           73.02           2229         0              Normal
  03/26/2026 01 AM PDT           73.02           2229         0              Normal
  03/26/2026 02 AM PDT           73.02           2229         0              Normal
  03/26/2026 03 AM PDT           73.02           2229         0              Normal
  03/26/2026 04 AM PDT           73.02           2229         0              Normal
  03/26/2026 05 AM PDT           73.02           2229         0              Normal
  03/26/2026 06 AM PDT           73.02           2229         0              Normal
  03/26/2026 07 AM PDT           73.02           2229         0              Normal
  03/26/2026 08 AM PDT           73.02           2229         0              Normal
  03/26/2026 09 AM PDT           73.02           2229         0              Normal
  03/26/2026 10 AM PDT           73.02           2229         0              Normal
  03/26/2026 11 AM PDT           73.02           2229         0              Normal
  03/26/2026 12 PM PDT           73.02           2229         0              Normal
  03/26/2026 01 PM PDT           73.02           2229         0              Normal
  03/26/2026 02 PM PDT           72.97           2166         -              Normal
  03/26/2026 03 PM PDT           72.89           2069         -              Normal
  03/26/2026 04 PM PDT           72.87           2044         -              Normal
  03/26/2026 05 PM PDT           72.86           2032         -              Normal
  03/26/2026 06 PM PDT           72.86           2032         0              Normal
  03/26/2026 07 PM PDT           72.86           2032         0              Normal
  03/26/2026 08 PM PDT           72.86           2032         0              Normal
  03/26/2026 09 PM PDT           72.86           2032         0              Normal
  03/26/2026 10 PM PDT           72.86           2032         0              Normal
  03/26/2026 11 PM PDT           72.86           2032         0              Normal
  03/27/2026 12 AM PDT           72.86           2032         0              Normal
  03/27/2026 01 AM PDT           72.86           2032         0              Normal
  03/27/2026 02 AM PDT           72.86           2032         0              Normal
  03/27/2026 03 AM PDT           72.86           2032         0              Normal
  03/27/2026 04 AM PDT           72.86           2032         0              Normal
  03/27/2026 05 AM PDT           72.86           2032         0              Normal
  03/27/2026 06 AM PDT           72.86           2032         0              Normal
  03/27/2026 07 AM PDT           72.86           2032         0              Normal
  03/27/2026 08 AM PDT           72.86           2032         0              Normal
  03/27/2026 09 AM PDT           72.86           2032         0              Normal
  03/27/2026 10 AM PDT           72.86           2032         0              Normal
  03/27/2026 11 AM PDT           72.86           2032         0              Normal
  03/27/2026 12 PM PDT           72.86           2032         0              Normal
  03/27/2026 01 PM PDT           72.86           2032         0              Normal
  03/27/2026 02 PM PDT           72.80           1961         -              Normal
  03/27/2026 03 PM PDT           72.73           1878         -              Normal
  03/27/2026 04 PM PDT           72.70           1844         -              Normal
  03/27/2026 05 PM PDT           72.69           1832         -              Normal
  03/27/2026 06 PM PDT           72.69           1832         0              Normal
  03/27/2026 07 PM PDT           72.69           1832         0              Normal
  03/27/2026 08 PM PDT           72.69           1832         0              Normal
  03/27/2026 09 PM PDT           72.69           1832         0              Normal
  03/27/2026 10 PM PDT           72.69           1832         0              Normal
  03/27/2026 11 PM PDT           72.69           1832         0              Normal
  03/28/2026 12 AM PDT           72.69           1832         0              Normal
  03/28/2026 01 AM PDT           72.69           1832         0              Normal
  03/28/2026 02 AM PDT           72.69           1832         0              Normal
  03/28/2026 03 AM PDT           72.69           1832         0              Normal
  03/28/2026 04 AM PDT           72.69           1832         0              Normal
  03/28/2026 05 AM PDT           72.69           1832         0              Normal
  03/28/2026 06 AM PDT           72.69           1832         0              Normal
  03/28/2026 07 AM PDT           72.69           1832         0              Normal
  03/28/2026 08 AM PDT           72.69           1832         0              Normal
  03/28/2026 09 AM PDT           72.69           1832         0              Normal
  03/28/2026 10 AM PDT           72.69           1832         0              Normal
  03/28/2026 11 AM PDT           72.69           1832         0              Normal
  03/28/2026 12 PM PDT           72.69           1832         0              Normal
  03/28/2026 01 PM PDT           72.69           1832         0              Normal
  03/28/2026 02 PM PDT           72.63           1764         -              Normal
  03/28/2026 03 PM PDT           72.56           1686         -              Normal
  03/28/2026 04 PM PDT           72.53           1653         -              Normal
  03/28/2026 05 PM PDT           72.52           1642         -              Normal
  03/28/2026 06 PM PDT           72.52           1642         0              Normal
  03/28/2026 07 PM PDT           72.52           1642         0              Normal
  03/28/2026 08 PM PDT           72.52           1642         0              Normal
  03/28/2026 09 PM PDT           72.52           1642         0              Normal
  03/28/2026 10 PM PDT           72.52           1642         0              Normal
  03/28/2026 11 PM PDT           72.52           1642         0              Normal
  03/29/2026 12 AM PDT           72.52           1642         0              Normal
  03/29/2026 01 AM PDT           72.52           1642         0              Normal
  03/29/2026 02 AM PDT           72.52           1642         0              Normal
  03/29/2026 03 AM PDT           72.52           1642         0              Normal
  03/29/2026 04 AM PDT           72.52           1642         0              Normal
  03/29/2026 05 AM PDT           72.52           1642         0              Normal
  03/29/2026 06 AM PDT           72.52           1642         0              Normal
  03/29/2026 07 AM PDT           72.52           1642         0              Normal
  03/29/2026 08 AM PDT           72.52           1642         0              Normal
  03/29/2026 09 AM PDT           72.52           1642         0              Normal
  03/29/2026 10 AM PDT           72.52           1642         0              Normal
  03/29/2026 11 AM PDT           72.52           1642         0              Normal
  03/29/2026 12 PM PDT           72.52           1642         0              Normal
  03/29/2026 01 PM PDT           72.52           1642         0              Normal
  03/29/2026 02 PM PDT           72.47           1588         -              Normal
  03/29/2026 03 PM PDT           72.41           1524         -              Normal
  03/29/2026 04 PM PDT           72.39           1503         -              Normal
  03/29/2026 05 PM PDT           72.38           1493         -              Normal
  03/29/2026 06 PM PDT           72.38           1493         0              Normal
  03/29/2026 07 PM PDT           72.38           1493         0              Normal
  03/29/2026 08 PM PDT           72.38           1493         0              Normal
  03/29/2026 09 PM PDT           72.38           1493         0              Normal
  03/29/2026 10 PM PDT           72.38           1493         0              Normal
  03/29/2026 11 PM PDT           72.38           1493         0              Normal
  03/30/2026 12 AM PDT           72.38           1493         0              Normal
  03/30/2026 01 AM PDT           72.38           1493         0              Normal
  03/30/2026 02 AM PDT           72.38           1493         0              Normal
  03/30/2026 03 AM PDT           72.38           1493         0              Normal
  03/30/2026 04 AM PDT           72.38           1493         0              Normal
  03/30/2026 05 AM PDT           72.38           1493         0              Normal
#
# 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.