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 23 2026 at 1:12 PM PDTNext Issuance: Mar 24 2026 at 9:00 AM 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:  03/23/2026 at 01:12 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/19/2026 at 07:00 PM PDT
# Maximum Observed Stage:                       74.90 Feet
# Maximum Observed Flow:                        5118 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/23/2026 at 02:00 PM PDT
# Maximum Forecast Stage:                       74.56 Feet
# Maximum Forecast Flow:                        4518 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/18/2026 01 PM PDT           74.90           5118                        Normal
  03/18/2026 02 PM PDT           74.89           5100         -              Normal
  03/18/2026 03 PM PDT           74.89           5100         0              Normal
  03/18/2026 04 PM PDT           74.90           5118         +              Normal
  03/18/2026 05 PM PDT           74.90           5118         0              Normal
  03/18/2026 06 PM PDT           74.90           5118         0              Normal
  03/18/2026 07 PM PDT           74.90           5118         0              Normal
  03/18/2026 08 PM PDT           74.90           5118         0              Normal
  03/18/2026 09 PM PDT           74.90           5118         0              Normal
  03/18/2026 10 PM PDT           74.89           5100         -              Normal
  03/18/2026 11 PM PDT           74.88           5082         -              Normal
  03/19/2026 12 AM PDT           74.90           5118         +              Normal
  03/19/2026 01 AM PDT           74.90           5118         0              Normal
  03/19/2026 02 AM PDT           74.88           5082         -              Normal
  03/19/2026 03 AM PDT           74.89           5100         +              Normal
  03/19/2026 04 AM PDT           74.90           5118         +              Normal
  03/19/2026 05 AM PDT           74.90           5118         0              Normal
  03/19/2026 06 AM PDT           74.89           5100         -              Normal
  03/19/2026 07 AM PDT           74.89           5100         0              Normal
  03/19/2026 08 AM PDT           74.89           5100         0              Normal
  03/19/2026 09 AM PDT           74.90           5118         +              Normal
  03/19/2026 10 AM PDT           74.88           5082         -              Normal
  03/19/2026 11 AM PDT           74.88           5082         0              Normal
  03/19/2026 12 PM PDT           74.90           5118         +              Normal
  03/19/2026 01 PM PDT           74.89           5100         -              Normal
  03/19/2026 02 PM PDT           74.88           5082         -              Normal
  03/19/2026 03 PM PDT           74.90           5118         +              Normal
  03/19/2026 04 PM PDT           74.89           5100         -              Normal
  03/19/2026 05 PM PDT           74.88           5082         -              Normal
  03/19/2026 06 PM PDT           74.89           5100         +              Normal
  03/19/2026 07 PM PDT           74.90           5118         +              Normal
  03/19/2026 08 PM PDT           74.89           5100         -              Normal
  03/19/2026 09 PM PDT           74.89           5100         0              Normal
  03/19/2026 10 PM PDT           74.88           5082         -              Normal
  03/19/2026 11 PM PDT           74.89           5100         +              Normal
  03/20/2026 12 AM PDT           74.89           5100         0              Normal
  03/20/2026 01 AM PDT           74.89           5100         0              Normal
  03/20/2026 02 AM PDT           74.89           5100         0              Normal
  03/20/2026 03 AM PDT           74.89           5100         0              Normal
  03/20/2026 04 AM PDT           74.88           5082         -              Normal
  03/20/2026 05 AM PDT           74.87           5063         -              Normal
  03/20/2026 06 AM PDT           74.88           5082         +              Normal
  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           74.88           5082         0              Normal
  03/23/2026 01 PM PDT           74.79           4920         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/23/2026 02 PM PDT           74.56           4518                        Normal
  03/23/2026 03 PM PDT           74.39           4230         -              Normal
  03/23/2026 04 PM PDT           74.33           4131         -              Normal
  03/23/2026 05 PM PDT           74.31           4098         -              Normal
  03/23/2026 06 PM PDT           74.30           4082         -              Normal
  03/23/2026 07 PM PDT           74.30           4082         0              Normal
  03/23/2026 08 PM PDT           74.30           4082         0              Normal
  03/23/2026 09 PM PDT           74.30           4082         0              Normal
  03/23/2026 10 PM PDT           74.30           4082         0              Normal
  03/23/2026 11 PM PDT           74.30           4082         0              Normal
  03/24/2026 12 AM PDT           74.30           4082         0              Normal
  03/24/2026 01 AM PDT           74.30           4082         0              Normal
  03/24/2026 02 AM PDT           74.30           4082         0              Normal
  03/24/2026 03 AM PDT           74.30           4082         0              Normal
  03/24/2026 04 AM PDT           74.30           4082         0              Normal
  03/24/2026 05 AM PDT           74.30           4082         0              Normal
  03/24/2026 06 AM PDT           74.30           4082         0              Normal
  03/24/2026 07 AM PDT           74.30           4082         0              Normal
  03/24/2026 08 AM PDT           74.30           4082         0              Normal
  03/24/2026 09 AM PDT           74.30           4082         0              Normal
  03/24/2026 10 AM PDT           74.30           4082         0              Normal
  03/24/2026 11 AM PDT           74.30           4082         0              Normal
  03/24/2026 12 PM PDT           74.30           4082         0              Normal
  03/24/2026 01 PM PDT           74.20           3919         -              Normal
  03/24/2026 02 PM PDT           73.95           3526         -              Normal
  03/24/2026 03 PM PDT           73.76           3239         -              Normal
  03/24/2026 04 PM PDT           73.69           3137         -              Normal
  03/24/2026 05 PM PDT           73.67           3108         -              Normal
  03/24/2026 06 PM PDT           73.66           3093         -              Normal
  03/24/2026 07 PM PDT           73.66           3093         0              Normal
  03/24/2026 08 PM PDT           73.66           3093         0              Normal
  03/24/2026 09 PM PDT           73.66           3093         0              Normal
  03/24/2026 10 PM PDT           73.66           3093         0              Normal
  03/24/2026 11 PM PDT           73.66           3093         0              Normal
  03/25/2026 12 AM PDT           73.66           3093         0              Normal
  03/25/2026 01 AM PDT           73.66           3093         0              Normal
  03/25/2026 02 AM PDT           73.66           3093         0              Normal
  03/25/2026 03 AM PDT           73.66           3093         0              Normal
  03/25/2026 04 AM PDT           73.66           3093         0              Normal
  03/25/2026 05 AM PDT           73.66           3093         0              Normal
  03/25/2026 06 AM PDT           73.66           3093         0              Normal
  03/25/2026 07 AM PDT           73.66           3093         0              Normal
  03/25/2026 08 AM PDT           73.66           3093         0              Normal
  03/25/2026 09 AM PDT           73.66           3093         0              Normal
  03/25/2026 10 AM PDT           73.66           3093         0              Normal
  03/25/2026 11 AM PDT           73.66           3093         0              Normal
  03/25/2026 12 PM PDT           73.66           3093         0              Normal
  03/25/2026 01 PM PDT           73.54           2921         -              Normal
  03/25/2026 02 PM PDT           73.26           2538         -              Normal
  03/25/2026 03 PM PDT           73.03           2241         -              Normal
  03/25/2026 04 PM PDT           72.95           2142         -              Normal
  03/25/2026 05 PM PDT           72.92           2105         -              Normal
  03/25/2026 06 PM PDT           72.91           2093         -              Normal
  03/25/2026 07 PM PDT           72.91           2093         0              Normal
  03/25/2026 08 PM PDT           72.91           2093         0              Normal
  03/25/2026 09 PM PDT           72.91           2093         0              Normal
  03/25/2026 10 PM PDT           72.91           2093         0              Normal
  03/25/2026 11 PM PDT           72.91           2093         0              Normal
  03/26/2026 12 AM PDT           72.91           2093         0              Normal
  03/26/2026 01 AM PDT           72.91           2093         0              Normal
  03/26/2026 02 AM PDT           72.91           2093         0              Normal
  03/26/2026 03 AM PDT           72.91           2093         0              Normal
  03/26/2026 04 AM PDT           72.91           2093         0              Normal
  03/26/2026 05 AM PDT           72.91           2093         0              Normal
  03/26/2026 06 AM PDT           72.91           2093         0              Normal
  03/26/2026 07 AM PDT           72.91           2093         0              Normal
  03/26/2026 08 AM PDT           72.91           2093         0              Normal
  03/26/2026 09 AM PDT           72.91           2093         0              Normal
  03/26/2026 10 AM PDT           72.91           2093         0              Normal
  03/26/2026 11 AM PDT           72.91           2093         0              Normal
  03/26/2026 12 PM PDT           72.91           2093         0              Normal
  03/26/2026 01 PM PDT           72.91           2093         0              Normal
  03/26/2026 02 PM PDT           72.86           2032         -              Normal
  03/26/2026 03 PM PDT           72.78           1937         -              Normal
  03/26/2026 04 PM PDT           72.76           1913         -              Normal
  03/26/2026 05 PM PDT           72.75           1902         -              Normal
  03/26/2026 06 PM PDT           72.75           1902         0              Normal
  03/26/2026 07 PM PDT           72.75           1902         0              Normal
  03/26/2026 08 PM PDT           72.75           1902         0              Normal
  03/26/2026 09 PM PDT           72.75           1902         0              Normal
  03/26/2026 10 PM PDT           72.75           1902         0              Normal
  03/26/2026 11 PM PDT           72.75           1902         0              Normal
  03/27/2026 12 AM PDT           72.75           1902         0              Normal
  03/27/2026 01 AM PDT           72.75           1902         0              Normal
  03/27/2026 02 AM PDT           72.75           1902         0              Normal
  03/27/2026 03 AM PDT           72.75           1902         0              Normal
  03/27/2026 04 AM PDT           72.75           1902         0              Normal
  03/27/2026 05 AM PDT           72.75           1902         0              Normal
  03/27/2026 06 AM PDT           72.75           1902         0              Normal
  03/27/2026 07 AM PDT           72.75           1902         0              Normal
  03/27/2026 08 AM PDT           72.75           1902         0              Normal
  03/27/2026 09 AM PDT           72.75           1902         0              Normal
  03/27/2026 10 AM PDT           72.75           1902         0              Normal
  03/27/2026 11 AM PDT           72.75           1902         0              Normal
  03/27/2026 12 PM PDT           72.75           1902         0              Normal
  03/27/2026 01 PM PDT           72.75           1902         0              Normal
  03/27/2026 02 PM PDT           72.69           1832         -              Normal
  03/27/2026 03 PM PDT           72.61           1742         -              Normal
  03/27/2026 04 PM PDT           72.59           1720         -              Normal
  03/27/2026 05 PM PDT           72.58           1708         -              Normal
  03/27/2026 06 PM PDT           72.58           1708         0              Normal
  03/27/2026 07 PM PDT           72.58           1708         0              Normal
  03/27/2026 08 PM PDT           72.58           1708         0              Normal
  03/27/2026 09 PM PDT           72.58           1708         0              Normal
  03/27/2026 10 PM PDT           72.58           1708         0              Normal
  03/27/2026 11 PM PDT           72.58           1708         0              Normal
  03/28/2026 12 AM PDT           72.58           1708         0              Normal
  03/28/2026 01 AM PDT           72.58           1708         0              Normal
  03/28/2026 02 AM PDT           72.58           1708         0              Normal
  03/28/2026 03 AM PDT           72.58           1708         0              Normal
  03/28/2026 04 AM PDT           72.58           1708         0              Normal
  03/28/2026 05 AM PDT           72.58           1708         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.