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 Feet
Location: Butte County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Dec 25 2025 at 2:03 PM PSTNext Issuance: Dec 26 2025 at 9:00 AM PST
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:  12/25/2025 at 02:04 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/22/2025 at 04:00 AM PST
# Maximum Observed Stage:                       72.59 Feet
# Maximum Observed Flow:                        1720 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/25/2025 at 10:00 PM PST
# Maximum Forecast Stage:                       72.74 Feet
# Maximum Forecast Flow:                        1890 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/20/2025 02 PM PST           72.41           1524                        Normal
  12/20/2025 03 PM PST           72.42           1535         +              Normal
  12/20/2025 04 PM PST           72.41           1524         -              Normal
  12/20/2025 05 PM PST           72.43           1545         +              Normal
  12/20/2025 06 PM PST           72.43           1545         0              Normal
  12/20/2025 07 PM PST           72.42           1535         -              Normal
  12/20/2025 08 PM PST           72.44           1556         +              Normal
  12/20/2025 09 PM PST           72.44           1556         0              Normal
  12/20/2025 10 PM PST           72.43           1545         -              Normal
  12/20/2025 11 PM PST           72.44           1556         +              Normal
  12/21/2025 12 AM PST           72.46           1577         +              Normal
  12/21/2025 01 AM PST           72.48           1599         +              Normal
  12/21/2025 02 AM PST           72.49           1610         +              Normal
  12/21/2025 03 AM PST           72.48           1599         -              Normal
  12/21/2025 04 AM PST           72.47           1588         -              Normal
  12/21/2025 05 AM PST           72.47           1588         0              Normal
  12/21/2025 06 AM PST           72.48           1599         +              Normal
  12/21/2025 07 AM PST           72.47           1588         -              Normal
  12/21/2025 08 AM PST           72.47           1588         0              Normal
  12/21/2025 09 AM PST           72.46           1577         -              Normal
  12/21/2025 10 AM PST           72.47           1588         +              Normal
  12/21/2025 11 AM PST           72.46           1577         -              Normal
  12/21/2025 12 PM PST           72.46           1577         0              Normal
  12/21/2025 01 PM PST           72.47           1588         +              Normal
  12/21/2025 02 PM PST           72.46           1577         -              Normal
  12/21/2025 03 PM PST           72.46           1577         0              Normal
  12/21/2025 04 PM PST           72.48           1599         +              Normal
  12/21/2025 05 PM PST           72.47           1588         -              Normal
  12/21/2025 06 PM PST           72.48           1599         +              Normal
  12/21/2025 07 PM PST           72.51           1632         +              Normal
  12/21/2025 08 PM PST           72.54           1664         +              Normal
  12/21/2025 09 PM PST           72.55           1675         +              Normal
  12/21/2025 10 PM PST           72.54           1664         -              Normal
  12/21/2025 11 PM PST           72.54           1664         0              Normal
  12/22/2025 12 AM PST           72.56           1686         +              Normal
  12/22/2025 01 AM PST           72.58           1708         +              Normal
  12/22/2025 02 AM PST           72.59           1720         +              Normal
  12/22/2025 03 AM PST           72.58           1708         -              Normal
  12/22/2025 04 AM PST           72.59           1720         +              Normal
  12/22/2025 05 AM PST           72.58           1708         -              Normal
  12/22/2025 06 AM PST           72.58           1708         0              Normal
  12/22/2025 07 AM PST           72.57           1697         -              Normal
  12/22/2025 08 AM PST           72.56           1686         -              Normal
  12/22/2025 09 AM PST           72.54           1664         -              Normal
  12/22/2025 10 AM PST           72.53           1653         -              Normal
  12/22/2025 11 AM PST           72.53           1653         0              Normal
  12/22/2025 12 PM PST           72.51           1632         -              Normal
  12/22/2025 01 PM PST           72.51           1632         0              Normal
  12/22/2025 02 PM PST           72.51           1632         0              Normal
  12/22/2025 03 PM PST           72.50           1621         -              Normal
  12/22/2025 04 PM PST           72.50           1621         0              Normal
  12/22/2025 05 PM PST           72.49           1610         -              Normal
  12/22/2025 06 PM PST           72.49           1610         0              Normal
  12/22/2025 07 PM PST           72.49           1610         0              Normal
  12/22/2025 08 PM PST           72.49           1610         0              Normal
  12/22/2025 09 PM PST           72.49           1610         0              Normal
  12/22/2025 10 PM PST           72.49           1610         0              Normal
  12/22/2025 11 PM PST           72.48           1599         -              Normal
  12/23/2025 12 AM PST           72.48           1599         0              Normal
  12/23/2025 01 AM PST           72.48           1599         0              Normal
  12/23/2025 02 AM PST           72.46           1577         -              Normal
  12/23/2025 03 AM PST           72.46           1577         0              Normal
  12/23/2025 04 AM PST           72.46           1577         0              Normal
  12/23/2025 05 AM PST           72.46           1577         0              Normal
  12/23/2025 06 AM PST           72.46           1577         0              Normal
  12/23/2025 07 AM PST           72.45           1567         -              Normal
  12/23/2025 08 AM PST           72.46           1577         +              Normal
  12/23/2025 09 AM PST           72.45           1567         -              Normal
  12/23/2025 10 AM PST           72.44           1556         -              Normal
  12/23/2025 11 AM PST           72.44           1556         0              Normal
  12/23/2025 12 PM PST           72.45           1567         +              Normal
  12/23/2025 01 PM PST           72.45           1567         0              Normal
  12/23/2025 02 PM PST           72.44           1556         -              Normal
  12/23/2025 03 PM PST           72.44           1556         0              Normal
  12/23/2025 04 PM PST           72.44           1556         0              Normal
  12/23/2025 05 PM PST           72.44           1556         0              Normal
  12/23/2025 06 PM PST           72.45           1567         +              Normal
  12/23/2025 07 PM PST           72.44           1556         -              Normal
  12/23/2025 08 PM PST           72.45           1567         +              Normal
  12/23/2025 09 PM PST           72.46           1577         +              Normal
  12/23/2025 10 PM PST           72.46           1577         0              Normal
  12/23/2025 11 PM PST           72.46           1577         0              Normal
  12/24/2025 12 AM PST           72.45           1567         -              Normal
  12/24/2025 01 AM PST           72.46           1577         +              Normal
  12/24/2025 02 AM PST           72.47           1588         +              Normal
  12/24/2025 03 AM PST           72.43           1545         -              Normal
  12/24/2025 04 AM PST           72.48           1599         +              Normal
  12/24/2025 05 AM PST           72.51           1632         +              Normal
  12/24/2025 06 AM PST           72.52           1642         +              Normal
  12/24/2025 07 AM PST           72.55           1675         +              Normal
  12/24/2025 08 AM PST           72.54           1664         -              Normal
  12/24/2025 09 AM PST           72.54           1664         0              Normal
  12/24/2025 10 AM PST           72.52           1642         -              Normal
  12/24/2025 11 AM PST           72.53           1653         +              Normal
  12/24/2025 12 PM PST           72.54           1664         +              Normal
  12/24/2025 01 PM PST           72.56           1686         +              Normal
  12/24/2025 02 PM PST           72.56           1686         0              Normal
  12/24/2025 03 PM PST           72.55           1675         -              Normal
  12/24/2025 04 PM PST           72.55           1675         0              Normal
  12/24/2025 05 PM PST           72.53           1653         -              Normal
  12/24/2025 06 PM PST           72.52           1642         -              Normal
  12/24/2025 07 PM PST           72.52           1642         0              Normal
  12/24/2025 08 PM PST           72.52           1642         0              Normal
  12/24/2025 09 PM PST           72.51           1632         -              Normal
  12/24/2025 10 PM PST           72.52           1642         +              Normal
  12/24/2025 11 PM PST           72.50           1621         -              Normal
  12/25/2025 12 AM PST           72.51           1632         +              Normal
  12/25/2025 01 AM PST           72.52           1642         +              Normal
  12/25/2025 02 AM PST           72.48           1599         -              Normal
  12/25/2025 03 AM PST           72.47           1588         -              Normal
  12/25/2025 04 AM PST           72.46           1577         -              Normal
  12/25/2025 05 AM PST           72.49           1610         +              Normal
  12/25/2025 06 AM PST           72.55           1675         +              Normal
  12/25/2025 07 AM PST           72.55           1675         0              Normal
  12/25/2025 08 AM PST           72.54           1664         -              Normal
  12/25/2025 09 AM PST           72.55           1675         +              Normal
  12/25/2025 10 AM PST           72.54           1664         -              Normal
  12/25/2025 11 AM PST           72.54           1664         0              Normal
  12/25/2025 12 PM PST           72.54           1664         0              Normal
  12/25/2025 01 PM PST           72.54           1664         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/25/2025 02 PM PST           72.54           1664                        Normal
  12/25/2025 03 PM PST           72.54           1664         0              Normal
  12/25/2025 04 PM PST           72.54           1664         0              Normal
  12/25/2025 05 PM PST           72.57           1697         +              Normal
  12/25/2025 06 PM PST           72.61           1742         +              Normal
  12/25/2025 07 PM PST           72.64           1775         +              Normal
  12/25/2025 08 PM PST           72.68           1821         +              Normal
  12/25/2025 09 PM PST           72.71           1855         +              Normal
  12/25/2025 10 PM PST           72.74           1890         +              Normal
  12/25/2025 11 PM PST           72.72           1867         -              Normal
  12/26/2025 12 AM PST           72.69           1832         -              Normal
  12/26/2025 01 AM PST           72.67           1809         -              Normal
  12/26/2025 02 AM PST           72.64           1775         -              Normal
  12/26/2025 03 AM PST           72.62           1753         -              Normal
  12/26/2025 04 AM PST           72.59           1720         -              Normal
  12/26/2025 05 AM PST           72.57           1697         -              Normal
  12/26/2025 06 AM PST           72.55           1675         -              Normal
  12/26/2025 07 AM PST           72.53           1653         -              Normal
  12/26/2025 08 AM PST           72.51           1632         -              Normal
  12/26/2025 09 AM PST           72.49           1610         -              Normal
  12/26/2025 10 AM PST           72.47           1588         -              Normal
  12/26/2025 11 AM PST           72.46           1577         -              Normal
  12/26/2025 12 PM PST           72.46           1577         0              Normal
  12/26/2025 01 PM PST           72.45           1567         -              Normal
  12/26/2025 02 PM PST           72.44           1556         -              Normal
  12/26/2025 03 PM PST           72.44           1556         0              Normal
  12/26/2025 04 PM PST           72.43           1545         -              Normal
  12/26/2025 05 PM PST           72.42           1535         -              Normal
  12/26/2025 06 PM PST           72.42           1535         0              Normal
  12/26/2025 07 PM PST           72.41           1524         -              Normal
  12/26/2025 08 PM PST           72.41           1524         0              Normal
  12/26/2025 09 PM PST           72.40           1514         -              Normal
  12/26/2025 10 PM PST           72.39           1503         -              Normal
  12/26/2025 11 PM PST           72.39           1503         0              Normal
  12/27/2025 12 AM PST           72.38           1493         -              Normal
  12/27/2025 01 AM PST           72.37           1482         -              Normal
  12/27/2025 02 AM PST           72.37           1482         0              Normal
  12/27/2025 03 AM PST           72.36           1472         -              Normal
  12/27/2025 04 AM PST           72.35           1461         -              Normal
  12/27/2025 05 AM PST           72.35           1461         0              Normal
  12/27/2025 06 AM PST           72.35           1461         0              Normal
  12/27/2025 07 AM PST           72.34           1451         -              Normal
  12/27/2025 08 AM PST           72.34           1451         0              Normal
  12/27/2025 09 AM PST           72.33           1440         -              Normal
  12/27/2025 10 AM PST           72.33           1440         0              Normal
  12/27/2025 11 AM PST           72.33           1440         0              Normal
  12/27/2025 12 PM PST           72.33           1440         0              Normal
  12/27/2025 01 PM PST           72.33           1440         0              Normal
  12/27/2025 02 PM PST           72.33           1440         0              Normal
  12/27/2025 03 PM PST           72.32           1430         -              Normal
  12/27/2025 04 PM PST           72.32           1430         0              Normal
  12/27/2025 05 PM PST           72.32           1430         0              Normal
  12/27/2025 06 PM PST           72.32           1430         0              Normal
  12/27/2025 07 PM PST           72.32           1430         0              Normal
  12/27/2025 08 PM PST           72.32           1430         0              Normal
  12/27/2025 09 PM PST           72.32           1430         0              Normal
  12/27/2025 10 PM PST           72.32           1430         0              Normal
  12/27/2025 11 PM PST           72.32           1430         0              Normal
  12/28/2025 12 AM PST           72.32           1430         0              Normal
  12/28/2025 01 AM PST           72.31           1420         -              Normal
  12/28/2025 02 AM PST           72.31           1420         0              Normal
  12/28/2025 03 AM PST           72.31           1420         0              Normal
  12/28/2025 04 AM PST           72.31           1420         0              Normal
  12/28/2025 05 AM PST           72.31           1420         0              Normal
  12/28/2025 06 AM PST           72.31           1420         0              Normal
  12/28/2025 07 AM PST           72.31           1420         0              Normal
  12/28/2025 08 AM PST           72.31           1420         0              Normal
  12/28/2025 09 AM PST           72.31           1420         0              Normal
  12/28/2025 10 AM PST           72.31           1420         0              Normal
  12/28/2025 11 AM PST           72.31           1420         0              Normal
  12/28/2025 12 PM PST           72.31           1420         0              Normal
  12/28/2025 01 PM PST           72.31           1420         0              Normal
  12/28/2025 02 PM PST           72.31           1420         0              Normal
  12/28/2025 03 PM PST           72.31           1420         0              Normal
  12/28/2025 04 PM PST           72.31           1420         0              Normal
  12/28/2025 05 PM PST           72.31           1420         0              Normal
  12/28/2025 06 PM PST           72.31           1420         0              Normal
  12/28/2025 07 PM PST           72.31           1420         0              Normal
  12/28/2025 08 PM PST           72.31           1420         0              Normal
  12/28/2025 09 PM PST           72.31           1420         0              Normal
  12/28/2025 10 PM PST           72.31           1420         0              Normal
  12/28/2025 11 PM PST           72.31           1420         0              Normal
  12/29/2025 12 AM PST           72.31           1420         0              Normal
  12/29/2025 01 AM PST           72.31           1420         0              Normal
  12/29/2025 02 AM PST           72.31           1420         0              Normal
  12/29/2025 03 AM PST           72.31           1420         0              Normal
  12/29/2025 04 AM PST           72.31           1420         0              Normal
  12/29/2025 05 AM PST           72.31           1420         0              Normal
  12/29/2025 06 AM PST           72.31           1420         0              Normal
  12/29/2025 07 AM PST           72.31           1420         0              Normal
  12/29/2025 08 AM PST           72.31           1420         0              Normal
  12/29/2025 09 AM PST           72.31           1420         0              Normal
  12/29/2025 10 AM PST           72.31           1420         0              Normal
  12/29/2025 11 AM PST           72.31           1420         0              Normal
  12/29/2025 12 PM PST           72.31           1420         0              Normal
  12/29/2025 01 PM PST           72.31           1420         0              Normal
  12/29/2025 02 PM PST           72.31           1420         0              Normal
  12/29/2025 03 PM PST           72.31           1420         0              Normal
  12/29/2025 04 PM PST           72.31           1420         0              Normal
  12/29/2025 05 PM PST           72.31           1420         0              Normal
  12/29/2025 06 PM PST           72.31           1420         0              Normal
  12/29/2025 07 PM PST           72.31           1420         0              Normal
  12/29/2025 08 PM PST           72.31           1420         0              Normal
  12/29/2025 09 PM PST           72.31           1420         0              Normal
  12/29/2025 10 PM PST           72.31           1420         0              Normal
  12/29/2025 11 PM PST           72.31           1420         0              Normal
  12/30/2025 12 AM PST           72.31           1420         0              Normal
  12/30/2025 01 AM PST           72.31           1420         0              Normal
  12/30/2025 02 AM PST           72.31           1420         0              Normal
  12/30/2025 03 AM PST           72.31           1420         0              Normal
  12/30/2025 04 AM PST           72.31           1420         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.