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: Jun 30 2026 at 7:09 AM PDTNext Issuance: Jul 01 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:  06/30/2026 at 07:09 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/30/2026 at 04:00 AM PDT
# Maximum Observed Stage:                       75.34 Feet
# Maximum Observed Flow:                        6048 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/01/2026 at 06:00 PM PDT
# Maximum Forecast Stage:                       76.30 Feet
# Maximum Forecast Flow:                        8033 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/25/2026 07 AM PDT           74.76           4974                        Normal
  06/25/2026 08 AM PDT           74.76           4974         0              Normal
  06/25/2026 09 AM PDT           74.76           4974         0              Normal
  06/25/2026 10 AM PDT           74.76           4974         0              Normal
  06/25/2026 11 AM PDT           74.77           4992         +              Normal
  06/25/2026 12 PM PDT           74.76           4974         -              Normal
  06/25/2026 01 PM PDT           74.75           4956         -              Normal
  06/25/2026 02 PM PDT           74.75           4956         0              Normal
  06/25/2026 03 PM PDT           74.75           4956         0              Normal
  06/25/2026 04 PM PDT           74.75           4956         0              Normal
  06/25/2026 05 PM PDT           74.76           4974         +              Normal
  06/25/2026 06 PM PDT           74.75           4956         -              Normal
  06/25/2026 07 PM PDT           74.76           4974         +              Normal
  06/25/2026 08 PM PDT           74.76           4974         0              Normal
  06/25/2026 09 PM PDT           74.76           4974         0              Normal
  06/25/2026 10 PM PDT           74.75           4956         -              Normal
  06/25/2026 11 PM PDT           74.75           4956         0              Normal
  06/26/2026 12 AM PDT           74.75           4956         0              Normal
  06/26/2026 01 AM PDT           74.76           4974         +              Normal
  06/26/2026 02 AM PDT           74.76           4974         0              Normal
  06/26/2026 03 AM PDT           74.76           4974         0              Normal
  06/26/2026 04 AM PDT           74.76           4974         0              Normal
  06/26/2026 05 AM PDT           74.76           4974         0              Normal
  06/26/2026 06 AM PDT           74.76           4974         0              Normal
  06/26/2026 07 AM PDT           74.76           4974         0              Normal
  06/26/2026 08 AM PDT           74.75           4956         -              Normal
  06/26/2026 09 AM PDT           74.75           4956         0              Normal
  06/26/2026 10 AM PDT           74.76           4974         +              Normal
  06/26/2026 11 AM PDT           74.76           4974         0              Normal
  06/26/2026 12 PM PDT           74.75           4956         -              Normal
  06/26/2026 01 PM PDT           74.76           4974         +              Normal
  06/26/2026 02 PM PDT           74.75           4956         -              Normal
  06/26/2026 03 PM PDT           74.76           4974         +              Normal
  06/26/2026 04 PM PDT           74.75           4956         -              Normal
  06/26/2026 05 PM PDT           74.76           4974         +              Normal
  06/26/2026 06 PM PDT           74.75           4956         -              Normal
  06/26/2026 07 PM PDT           74.75           4956         0              Normal
  06/26/2026 08 PM PDT           74.75           4956         0              Normal
  06/26/2026 09 PM PDT           74.75           4956         0              Normal
  06/26/2026 10 PM PDT           74.76           4974         +              Normal
  06/26/2026 11 PM PDT           74.76           4974         0              Normal
  06/27/2026 12 AM PDT           74.76           4974         0              Normal
  06/27/2026 01 AM PDT           74.76           4974         0              Normal
  06/27/2026 02 AM PDT           74.76           4974         0              Normal
  06/27/2026 03 AM PDT           74.76           4974         0              Normal
  06/27/2026 04 AM PDT           74.76           4974         0              Normal
  06/27/2026 05 AM PDT           74.77           4992         +              Normal
  06/27/2026 06 AM PDT           74.77           4992         0              Normal
  06/27/2026 07 AM PDT           74.76           4974         -              Normal
  06/27/2026 08 AM PDT           74.76           4974         0              Normal
  06/27/2026 09 AM PDT           74.76           4974         0              Normal
  06/27/2026 10 AM PDT           74.76           4974         0              Normal
  06/27/2026 11 AM PDT           74.77           4992         +              Normal
  06/27/2026 12 PM PDT           74.77           4992         0              Normal
  06/27/2026 01 PM PDT           74.76           4974         -              Normal
  06/27/2026 02 PM PDT           74.76           4974         0              Normal
  06/27/2026 03 PM PDT           74.75           4956         -              Normal
  06/27/2026 04 PM PDT           74.75           4956         0              Normal
  06/27/2026 05 PM PDT           74.76           4974         +              Normal
  06/27/2026 06 PM PDT           74.75           4956         -              Normal
  06/27/2026 07 PM PDT           74.74           4939         -              Normal
  06/27/2026 08 PM PDT           74.74           4939         0              Normal
  06/27/2026 09 PM PDT           74.74           4939         0              Normal
  06/27/2026 10 PM PDT           74.75           4956         +              Normal
  06/27/2026 11 PM PDT           74.74           4939         -              Normal
  06/28/2026 12 AM PDT           74.73           4921         -              Normal
  06/28/2026 01 AM PDT           74.76           4974         +              Normal
  06/28/2026 02 AM PDT           74.75           4956         -              Normal
  06/28/2026 03 AM PDT           74.76           4974         +              Normal
  06/28/2026 04 AM PDT           74.76           4974         0              Normal
  06/28/2026 05 AM PDT           74.76           4974         0              Normal
  06/28/2026 06 AM PDT           74.76           4974         0              Normal
  06/28/2026 07 AM PDT           74.76           4974         0              Normal
  06/28/2026 08 AM PDT           74.75           4956         -              Normal
  06/28/2026 09 AM PDT           74.75           4956         0              Normal
  06/28/2026 10 AM PDT           74.75           4956         0              Normal
  06/28/2026 11 AM PDT           74.74           4939         -              Normal
  06/28/2026 12 PM PDT           74.73           4921         -              Normal
  06/28/2026 01 PM PDT           74.74           4939         +              Normal
  06/28/2026 02 PM PDT           74.74           4939         0              Normal
  06/28/2026 03 PM PDT           74.73           4921         -              Normal
  06/28/2026 04 PM PDT           74.73           4921         0              Normal
  06/28/2026 05 PM PDT           74.73           4921         0              Normal
  06/28/2026 06 PM PDT           74.73           4921         0              Normal
  06/28/2026 07 PM PDT           74.74           4939         +              Normal
  06/28/2026 08 PM PDT           74.74           4939         0              Normal
  06/28/2026 09 PM PDT           74.74           4939         0              Normal
  06/28/2026 10 PM PDT           74.74           4939         0              Normal
  06/28/2026 11 PM PDT           74.74           4939         0              Normal
  06/29/2026 12 AM PDT           74.74           4939         0              Normal
  06/29/2026 01 AM PDT           74.74           4939         0              Normal
  06/29/2026 02 AM PDT           74.74           4939         0              Normal
  06/29/2026 03 AM PDT           74.74           4939         0              Normal
  06/29/2026 04 AM PDT           74.74           4939         0              Normal
  06/29/2026 05 AM PDT           74.74           4939         0              Normal
  06/29/2026 06 AM PDT           74.74           4939         0              Normal
  06/29/2026 07 AM PDT           74.74           4939         0              Normal
  06/29/2026 08 AM PDT           74.73           4921         -              Normal
  06/29/2026 09 AM PDT           74.74           4939         +              Normal
  06/29/2026 10 AM PDT           74.75           4956         +              Normal
  06/29/2026 11 AM PDT           74.74           4939         -              Normal
  06/29/2026 12 PM PDT           74.75           4956         +              Normal
  06/29/2026 01 PM PDT           74.80           5045         +              Normal
  06/29/2026 02 PM PDT           74.92           5261         +              Normal
  06/29/2026 03 PM PDT           75.08           5555         +              Normal
  06/29/2026 04 PM PDT           75.19           5762         +              Normal
  06/29/2026 05 PM PDT           75.26           5894         +              Normal
  06/29/2026 06 PM PDT           75.30           5971         +              Normal
  06/29/2026 07 PM PDT           75.30           5971         0              Normal
  06/29/2026 08 PM PDT           75.31           5990         +              Normal
  06/29/2026 09 PM PDT           75.31           5990         0              Normal
  06/29/2026 10 PM PDT           75.32           6009         +              Normal
  06/29/2026 11 PM PDT           75.32           6009         0              Normal
  06/30/2026 12 AM PDT           75.33           6029         +              Normal
  06/30/2026 01 AM PDT           75.33           6029         0              Normal
  06/30/2026 02 AM PDT           75.32           6009         -              Normal
  06/30/2026 03 AM PDT           75.32           6009         0              Normal
  06/30/2026 04 AM PDT           75.34           6048         +              Normal
  06/30/2026 05 AM PDT           75.33           6029         -              Normal
  06/30/2026 06 AM PDT           75.33           6029         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/30/2026 07 AM PDT           75.33           6029                        Normal
  06/30/2026 08 AM PDT           75.33           6029         0              Normal
  06/30/2026 09 AM PDT           75.33           6029         0              Normal
  06/30/2026 10 AM PDT           75.33           6029         0              Normal
  06/30/2026 11 AM PDT           75.33           6029         0              Normal
  06/30/2026 12 PM PDT           75.33           6029         0              Normal
  06/30/2026 01 PM PDT           75.42           6204         +              Normal
  06/30/2026 02 PM PDT           75.61           6581         +              Normal
  06/30/2026 03 PM PDT           75.76           6885         +              Normal
  06/30/2026 04 PM PDT           75.81           6988         +              Normal
  06/30/2026 05 PM PDT           75.82           7008         +              Normal
  06/30/2026 06 PM PDT           75.83           7029         +              Normal
  06/30/2026 07 PM PDT           75.83           7029         0              Normal
  06/30/2026 08 PM PDT           75.83           7029         0              Normal
  06/30/2026 09 PM PDT           75.83           7029         0              Normal
  06/30/2026 10 PM PDT           75.83           7029         0              Normal
  06/30/2026 11 PM PDT           75.83           7029         0              Normal
  07/01/2026 12 AM PDT           75.83           7029         0              Normal
  07/01/2026 01 AM PDT           75.83           7029         0              Normal
  07/01/2026 02 AM PDT           75.83           7029         0              Normal
  07/01/2026 03 AM PDT           75.83           7029         0              Normal
  07/01/2026 04 AM PDT           75.83           7029         0              Normal
  07/01/2026 05 AM PDT           75.83           7029         0              Normal
  07/01/2026 06 AM PDT           75.83           7029         0              Normal
  07/01/2026 07 AM PDT           75.83           7029         0              Normal
  07/01/2026 08 AM PDT           75.83           7029         0              Normal
  07/01/2026 09 AM PDT           75.83           7029         0              Normal
  07/01/2026 10 AM PDT           75.83           7029         0              Normal
  07/01/2026 11 AM PDT           75.83           7029         0              Normal
  07/01/2026 12 PM PDT           75.83           7029         0              Normal
  07/01/2026 01 PM PDT           75.91           7196         +              Normal
  07/01/2026 02 PM PDT           76.09           7576         +              Normal
  07/01/2026 03 PM PDT           76.23           7879         +              Normal
  07/01/2026 04 PM PDT           76.28           7989         +              Normal
  07/01/2026 05 PM PDT           76.29           8011         +              Normal
  07/01/2026 06 PM PDT           76.30           8033         +              Normal
  07/01/2026 07 PM PDT           76.30           8033         0              Normal
  07/01/2026 08 PM PDT           76.30           8033         0              Normal
  07/01/2026 09 PM PDT           76.30           8033         0              Normal
  07/01/2026 10 PM PDT           76.30           8033         0              Normal
  07/01/2026 11 PM PDT           76.30           8033         0              Normal
  07/02/2026 12 AM PDT           76.30           8033         0              Normal
  07/02/2026 01 AM PDT           76.30           8033         0              Normal
  07/02/2026 02 AM PDT           76.30           8033         0              Normal
  07/02/2026 03 AM PDT           76.30           8033         0              Normal
  07/02/2026 04 AM PDT           76.30           8033         0              Normal
  07/02/2026 05 AM PDT           76.30           8033         0              Normal
  07/02/2026 06 AM PDT           76.30           8033         0              Normal
  07/02/2026 07 AM PDT           76.30           8033         0              Normal
  07/02/2026 08 AM PDT           76.30           8033         0              Normal
  07/02/2026 09 AM PDT           76.30           8033         0              Normal
  07/02/2026 10 AM PDT           76.30           8033         0              Normal
  07/02/2026 11 AM PDT           76.30           8033         0              Normal
  07/02/2026 12 PM PDT           76.30           8033         0              Normal
  07/02/2026 01 PM PDT           76.30           8033         0              Normal
  07/02/2026 02 PM PDT           76.30           8033         0              Normal
  07/02/2026 03 PM PDT           76.30           8033         0              Normal
  07/02/2026 04 PM PDT           76.30           8033         0              Normal
  07/02/2026 05 PM PDT           76.30           8033         0              Normal
  07/02/2026 06 PM PDT           76.30           8033         0              Normal
  07/02/2026 07 PM PDT           76.30           8033         0              Normal
  07/02/2026 08 PM PDT           76.30           8033         0              Normal
  07/02/2026 09 PM PDT           76.30           8033         0              Normal
  07/02/2026 10 PM PDT           76.30           8033         0              Normal
  07/02/2026 11 PM PDT           76.30           8033         0              Normal
  07/03/2026 12 AM PDT           76.30           8033         0              Normal
  07/03/2026 01 AM PDT           76.30           8033         0              Normal
  07/03/2026 02 AM PDT           76.30           8033         0              Normal
  07/03/2026 03 AM PDT           76.30           8033         0              Normal
  07/03/2026 04 AM PDT           76.30           8033         0              Normal
  07/03/2026 05 AM PDT           76.30           8033         0              Normal
  07/03/2026 06 AM PDT           76.30           8033         0              Normal
  07/03/2026 07 AM PDT           76.30           8033         0              Normal
  07/03/2026 08 AM PDT           76.30           8033         0              Normal
  07/03/2026 09 AM PDT           76.30           8033         0              Normal
  07/03/2026 10 AM PDT           76.30           8033         0              Normal
  07/03/2026 11 AM PDT           76.30           8033         0              Normal
  07/03/2026 12 PM PDT           76.30           8033         0              Normal
  07/03/2026 01 PM PDT           76.30           8033         0              Normal
  07/03/2026 02 PM PDT           76.30           8033         0              Normal
  07/03/2026 03 PM PDT           76.30           8033         0              Normal
  07/03/2026 04 PM PDT           76.30           8033         0              Normal
  07/03/2026 05 PM PDT           76.30           8033         0              Normal
  07/03/2026 06 PM PDT           76.30           8033         0              Normal
  07/03/2026 07 PM PDT           76.30           8033         0              Normal
  07/03/2026 08 PM PDT           76.30           8033         0              Normal
  07/03/2026 09 PM PDT           76.30           8033         0              Normal
  07/03/2026 10 PM PDT           76.30           8033         0              Normal
  07/03/2026 11 PM PDT           76.30           8033         0              Normal
  07/04/2026 12 AM PDT           76.30           8033         0              Normal
  07/04/2026 01 AM PDT           76.30           8033         0              Normal
  07/04/2026 02 AM PDT           76.30           8033         0              Normal
  07/04/2026 03 AM PDT           76.30           8033         0              Normal
  07/04/2026 04 AM PDT           76.30           8033         0              Normal
  07/04/2026 05 AM PDT           76.30           8033         0              Normal
  07/04/2026 06 AM PDT           76.30           8033         0              Normal
  07/04/2026 07 AM PDT           76.30           8033         0              Normal
  07/04/2026 08 AM PDT           76.30           8033         0              Normal
  07/04/2026 09 AM PDT           76.30           8033         0              Normal
  07/04/2026 10 AM PDT           76.30           8033         0              Normal
  07/04/2026 11 AM PDT           76.30           8033         0              Normal
  07/04/2026 12 PM PDT           76.30           8033         0              Normal
  07/04/2026 01 PM PDT           76.30           8033         0              Normal
  07/04/2026 02 PM PDT           76.30           8033         0              Normal
  07/04/2026 03 PM PDT           76.30           8033         0              Normal
  07/04/2026 04 PM PDT           76.30           8033         0              Normal
  07/04/2026 05 PM PDT           76.30           8033         0              Normal
  07/04/2026 06 PM PDT           76.30           8033         0              Normal
  07/04/2026 07 PM PDT           76.30           8033         0              Normal
  07/04/2026 08 PM PDT           76.30           8033         0              Normal
  07/04/2026 09 PM PDT           76.30           8033         0              Normal
  07/04/2026 10 PM PDT           76.30           8033         0              Normal
  07/04/2026 11 PM PDT           76.30           8033         0              Normal
  07/05/2026 12 AM PDT           76.30           8033         0              Normal
  07/05/2026 01 AM PDT           76.30           8033         0              Normal
  07/05/2026 02 AM PDT           76.30           8033         0              Normal
  07/05/2026 03 AM PDT           76.30           8033         0              Normal
  07/05/2026 04 AM PDT           76.30           8033         0              Normal
  07/05/2026 05 AM PDT           76.30           8033         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.