# Tabular Observed and Forecast Hydrograph Information
#
# Location: Feather River - Gridley (GRIC1)
#
# File Generation Time: 04/18/2026 at 08:22 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/15/2026 at 11:00 PM PDT
# Maximum Observed Stage: 74.67 Feet
# Maximum Observed Flow: 4816 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/21/2026 at 10:00 PM PDT
# Maximum Forecast Stage: 74.68 Feet
# Maximum Forecast Flow: 4834 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/13/2026 08 AM PDT 74.65 4781 Normal
04/13/2026 09 AM PDT 74.65 4781 0 Normal
04/13/2026 10 AM PDT 74.64 4764 - Normal
04/13/2026 11 AM PDT 74.64 4764 0 Normal
04/13/2026 12 PM PDT 74.64 4764 0 Normal
04/13/2026 01 PM PDT 74.65 4781 + Normal
04/13/2026 02 PM PDT 74.64 4764 - Normal
04/13/2026 03 PM PDT 74.64 4764 0 Normal
04/13/2026 04 PM PDT 74.64 4764 0 Normal
04/13/2026 05 PM PDT 74.63 4747 - Normal
04/13/2026 06 PM PDT 74.65 4781 + Normal
04/13/2026 07 PM PDT 74.65 4781 0 Normal
04/13/2026 08 PM PDT 74.64 4764 - Normal
04/13/2026 09 PM PDT 74.64 4764 0 Normal
04/13/2026 10 PM PDT 74.64 4764 0 Normal
04/13/2026 11 PM PDT 74.64 4764 0 Normal
04/14/2026 12 AM PDT 74.65 4781 + Normal
04/14/2026 01 AM PDT 74.65 4781 0 Normal
04/14/2026 02 AM PDT 74.64 4764 - Normal
04/14/2026 03 AM PDT 74.64 4764 0 Normal
04/14/2026 04 AM PDT 74.65 4781 + Normal
04/14/2026 05 AM PDT 74.64 4764 - Normal
04/14/2026 06 AM PDT 74.65 4781 + Normal
04/14/2026 07 AM PDT 74.64 4764 - Normal
04/14/2026 08 AM PDT 74.66 4799 + Normal
04/14/2026 09 AM PDT 74.65 4781 - Normal
04/14/2026 10 AM PDT 74.65 4781 0 Normal
04/14/2026 11 AM PDT 74.66 4799 + Normal
04/14/2026 12 PM PDT 74.66 4799 0 Normal
04/14/2026 01 PM PDT 74.66 4799 0 Normal
04/14/2026 02 PM PDT 74.64 4764 - Normal
04/14/2026 03 PM PDT 74.65 4781 + Normal
04/14/2026 04 PM PDT 74.66 4799 + Normal
04/14/2026 05 PM PDT 74.65 4781 - Normal
04/14/2026 06 PM PDT 74.66 4799 + Normal
04/14/2026 07 PM PDT 74.65 4781 - Normal
04/14/2026 08 PM PDT 74.65 4781 0 Normal
04/14/2026 09 PM PDT 74.66 4799 + Normal
04/14/2026 10 PM PDT 74.65 4781 - Normal
04/14/2026 11 PM PDT 74.63 4747 - Normal
04/15/2026 12 AM PDT 74.65 4781 + Normal
04/15/2026 01 AM PDT 74.65 4781 0 Normal
04/15/2026 02 AM PDT 74.64 4764 - Normal
04/15/2026 03 AM PDT 74.65 4781 + Normal
04/15/2026 04 AM PDT 74.64 4764 - Normal
04/15/2026 05 AM PDT 74.64 4764 0 Normal
04/15/2026 06 AM PDT 74.65 4781 + Normal
04/15/2026 07 AM PDT 74.64 4764 - Normal
04/15/2026 08 AM PDT 74.65 4781 + Normal
04/15/2026 09 AM PDT 74.65 4781 0 Normal
04/15/2026 10 AM PDT 74.65 4781 0 Normal
04/15/2026 11 AM PDT 74.64 4764 - Normal
04/15/2026 12 PM PDT 74.65 4781 + Normal
04/15/2026 01 PM PDT 74.65 4781 0 Normal
04/15/2026 02 PM PDT 74.65 4781 0 Normal
04/15/2026 03 PM PDT 74.65 4781 0 Normal
04/15/2026 04 PM PDT 74.63 4747 - Normal
04/15/2026 05 PM PDT 74.65 4781 + Normal
04/15/2026 06 PM PDT 74.66 4799 + Normal
04/15/2026 07 PM PDT 74.66 4799 0 Normal
04/15/2026 08 PM PDT 74.66 4799 0 Normal
04/15/2026 09 PM PDT 74.66 4799 0 Normal
04/15/2026 10 PM PDT 74.65 4781 - Normal
04/15/2026 11 PM PDT 74.67 4816 + Normal
04/16/2026 12 AM PDT 74.66 4799 - Normal
04/16/2026 01 AM PDT 74.66 4799 0 Normal
04/16/2026 02 AM PDT 74.65 4781 - Normal
04/16/2026 03 AM PDT 74.65 4781 0 Normal
04/16/2026 04 AM PDT 74.65 4781 0 Normal
04/16/2026 05 AM PDT 74.64 4764 - Normal
04/16/2026 06 AM PDT 74.64 4764 0 Normal
04/16/2026 07 AM PDT 74.65 4781 + Normal
04/16/2026 08 AM PDT 74.65 4781 0 Normal
04/16/2026 09 AM PDT 74.64 4764 - Normal
04/16/2026 10 AM PDT 74.63 4747 - Normal
04/16/2026 11 AM PDT 74.63 4747 0 Normal
04/16/2026 12 PM PDT 74.63 4747 0 Normal
04/16/2026 01 PM PDT 74.63 4747 0 Normal
04/16/2026 02 PM PDT 74.64 4764 + Normal
04/16/2026 03 PM PDT 74.63 4747 - Normal
04/16/2026 04 PM PDT 74.63 4747 0 Normal
04/16/2026 05 PM PDT 74.63 4747 0 Normal
04/16/2026 06 PM PDT 74.63 4747 0 Normal
04/16/2026 07 PM PDT 74.63 4747 0 Normal
04/16/2026 08 PM PDT 74.64 4764 + Normal
04/16/2026 09 PM PDT 74.64 4764 0 Normal
04/16/2026 10 PM PDT 74.64 4764 0 Normal
04/16/2026 11 PM PDT 74.64 4764 0 Normal
04/17/2026 12 AM PDT 74.64 4764 0 Normal
04/17/2026 01 AM PDT 74.63 4747 - Normal
04/17/2026 02 AM PDT 74.64 4764 + Normal
04/17/2026 03 AM PDT 74.64 4764 0 Normal
04/17/2026 04 AM PDT 74.64 4764 0 Normal
04/17/2026 05 AM PDT 74.63 4747 - Normal
04/17/2026 06 AM PDT 74.64 4764 + Normal
04/17/2026 07 AM PDT 74.64 4764 0 Normal
04/17/2026 08 AM PDT 74.63 4747 - Normal
04/17/2026 09 AM PDT 74.64 4764 + Normal
04/17/2026 10 AM PDT 74.64 4764 0 Normal
04/17/2026 11 AM PDT 74.63 4747 - Normal
04/17/2026 12 PM PDT 74.63 4747 0 Normal
04/17/2026 01 PM PDT 74.63 4747 0 Normal
04/17/2026 02 PM PDT 74.64 4764 + Normal
04/17/2026 03 PM PDT 74.64 4764 0 Normal
04/17/2026 04 PM PDT 74.64 4764 0 Normal
04/17/2026 05 PM PDT 74.64 4764 0 Normal
04/17/2026 06 PM PDT 74.65 4781 + Normal
04/17/2026 07 PM PDT 74.65 4781 0 Normal
04/17/2026 08 PM PDT 74.65 4781 0 Normal
04/17/2026 09 PM PDT 74.65 4781 0 Normal
04/17/2026 10 PM PDT 74.65 4781 0 Normal
04/17/2026 11 PM PDT 74.64 4764 - Normal
04/18/2026 12 AM PDT 74.65 4781 + Normal
04/18/2026 01 AM PDT 74.64 4764 - Normal
04/18/2026 02 AM PDT 74.64 4764 0 Normal
04/18/2026 03 AM PDT 74.65 4781 + Normal
04/18/2026 04 AM PDT 74.66 4799 + Normal
04/18/2026 05 AM PDT 74.64 4764 - Normal
04/18/2026 06 AM PDT 74.64 4764 0 Normal
04/18/2026 07 AM PDT 74.64 4764 0 Normal
04/18/2026 08 AM PDT 74.64 4764 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/18/2026 09 AM PDT 74.64 4764 Normal
04/18/2026 10 AM PDT 74.64 4764 0 Normal
04/18/2026 11 AM PDT 74.64 4764 0 Normal
04/18/2026 12 PM PDT 74.64 4764 0 Normal
04/18/2026 01 PM PDT 74.64 4764 0 Normal
04/18/2026 02 PM PDT 74.64 4764 0 Normal
04/18/2026 03 PM PDT 74.64 4764 0 Normal
04/18/2026 04 PM PDT 74.64 4764 0 Normal
04/18/2026 05 PM PDT 74.64 4764 0 Normal
04/18/2026 06 PM PDT 74.64 4764 0 Normal
04/18/2026 07 PM PDT 74.64 4764 0 Normal
04/18/2026 08 PM PDT 74.64 4764 0 Normal
04/18/2026 09 PM PDT 74.64 4764 0 Normal
04/18/2026 10 PM PDT 74.64 4764 0 Normal
04/18/2026 11 PM PDT 74.64 4764 0 Normal
04/19/2026 12 AM PDT 74.64 4764 0 Normal
04/19/2026 01 AM PDT 74.64 4764 0 Normal
04/19/2026 02 AM PDT 74.64 4764 0 Normal
04/19/2026 03 AM PDT 74.64 4764 0 Normal
04/19/2026 04 AM PDT 74.64 4764 0 Normal
04/19/2026 05 AM PDT 74.64 4764 0 Normal
04/19/2026 06 AM PDT 74.64 4764 0 Normal
04/19/2026 07 AM PDT 74.64 4764 0 Normal
04/19/2026 08 AM PDT 74.64 4764 0 Normal
04/19/2026 09 AM PDT 74.64 4764 0 Normal
04/19/2026 10 AM PDT 74.64 4764 0 Normal
04/19/2026 11 AM PDT 74.64 4764 0 Normal
04/19/2026 12 PM PDT 74.64 4764 0 Normal
04/19/2026 01 PM PDT 74.64 4764 0 Normal
04/19/2026 02 PM PDT 74.64 4764 0 Normal
04/19/2026 03 PM PDT 74.64 4764 0 Normal
04/19/2026 04 PM PDT 74.64 4764 0 Normal
04/19/2026 05 PM PDT 74.64 4764 0 Normal
04/19/2026 06 PM PDT 74.64 4764 0 Normal
04/19/2026 07 PM PDT 74.64 4764 0 Normal
04/19/2026 08 PM PDT 74.64 4764 0 Normal
04/19/2026 09 PM PDT 74.64 4764 0 Normal
04/19/2026 10 PM PDT 74.64 4764 0 Normal
04/19/2026 11 PM PDT 74.64 4764 0 Normal
04/20/2026 12 AM PDT 74.64 4764 0 Normal
04/20/2026 01 AM PDT 74.64 4764 0 Normal
04/20/2026 02 AM PDT 74.64 4764 0 Normal
04/20/2026 03 AM PDT 74.64 4764 0 Normal
04/20/2026 04 AM PDT 74.64 4764 0 Normal
04/20/2026 05 AM PDT 74.64 4764 0 Normal
04/20/2026 06 AM PDT 74.64 4764 0 Normal
04/20/2026 07 AM PDT 74.64 4764 0 Normal
04/20/2026 08 AM PDT 74.64 4764 0 Normal
04/20/2026 09 AM PDT 74.64 4764 0 Normal
04/20/2026 10 AM PDT 74.64 4764 0 Normal
04/20/2026 11 AM PDT 74.64 4764 0 Normal
04/20/2026 12 PM PDT 74.64 4764 0 Normal
04/20/2026 01 PM PDT 74.64 4764 0 Normal
04/20/2026 02 PM PDT 74.64 4764 0 Normal
04/20/2026 03 PM PDT 74.64 4764 0 Normal
04/20/2026 04 PM PDT 74.64 4764 0 Normal
04/20/2026 05 PM PDT 74.64 4764 0 Normal
04/20/2026 06 PM PDT 74.64 4764 0 Normal
04/20/2026 07 PM PDT 74.64 4764 0 Normal
04/20/2026 08 PM PDT 74.65 4781 + Normal
04/20/2026 09 PM PDT 74.65 4781 0 Normal
04/20/2026 10 PM PDT 74.65 4781 0 Normal
04/20/2026 11 PM PDT 74.65 4781 0 Normal
04/21/2026 12 AM PDT 74.65 4781 0 Normal
04/21/2026 01 AM PDT 74.65 4781 0 Normal
04/21/2026 02 AM PDT 74.65 4781 0 Normal
04/21/2026 03 AM PDT 74.66 4799 + Normal
04/21/2026 04 AM PDT 74.66 4799 0 Normal
04/21/2026 05 AM PDT 74.66 4799 0 Normal
04/21/2026 06 AM PDT 74.66 4799 0 Normal
04/21/2026 07 AM PDT 74.66 4799 0 Normal
04/21/2026 08 AM PDT 74.66 4799 0 Normal
04/21/2026 09 AM PDT 74.66 4799 0 Normal
04/21/2026 10 AM PDT 74.66 4799 0 Normal
04/21/2026 11 AM PDT 74.67 4816 + Normal
04/21/2026 12 PM PDT 74.67 4816 0 Normal
04/21/2026 01 PM PDT 74.67 4816 0 Normal
04/21/2026 02 PM PDT 74.67 4816 0 Normal
04/21/2026 03 PM PDT 74.67 4816 0 Normal
04/21/2026 04 PM PDT 74.67 4816 0 Normal
04/21/2026 05 PM PDT 74.67 4816 0 Normal
04/21/2026 06 PM PDT 74.67 4816 0 Normal
04/21/2026 07 PM PDT 74.67 4816 0 Normal
04/21/2026 08 PM PDT 74.67 4816 0 Normal
04/21/2026 09 PM PDT 74.67 4816 0 Normal
04/21/2026 10 PM PDT 74.68 4834 + Normal
04/21/2026 11 PM PDT 74.68 4834 0 Normal
04/22/2026 12 AM PDT 74.68 4834 0 Normal
04/22/2026 01 AM PDT 74.68 4834 0 Normal
04/22/2026 02 AM PDT 74.68 4834 0 Normal
04/22/2026 03 AM PDT 74.68 4834 0 Normal
04/22/2026 04 AM PDT 74.68 4834 0 Normal
04/22/2026 05 AM PDT 74.68 4834 0 Normal
04/22/2026 06 AM PDT 74.68 4834 0 Normal
04/22/2026 07 AM PDT 74.68 4834 0 Normal
04/22/2026 08 AM PDT 74.67 4816 - Normal
04/22/2026 09 AM PDT 74.67 4816 0 Normal
04/22/2026 10 AM PDT 74.67 4816 0 Normal
04/22/2026 11 AM PDT 74.67 4816 0 Normal
04/22/2026 12 PM PDT 74.67 4816 0 Normal
04/22/2026 01 PM PDT 74.67 4816 0 Normal
04/22/2026 02 PM PDT 74.67 4816 0 Normal
04/22/2026 03 PM PDT 74.67 4816 0 Normal
04/22/2026 04 PM PDT 74.67 4816 0 Normal
04/22/2026 05 PM PDT 74.67 4816 0 Normal
04/22/2026 06 PM PDT 74.67 4816 0 Normal
04/22/2026 07 PM PDT 74.67 4816 0 Normal
04/22/2026 08 PM PDT 74.66 4799 - Normal
04/22/2026 09 PM PDT 74.66 4799 0 Normal
04/22/2026 10 PM PDT 74.66 4799 0 Normal
04/22/2026 11 PM PDT 74.66 4799 0 Normal
04/23/2026 12 AM PDT 74.66 4799 0 Normal
04/23/2026 01 AM PDT 74.66 4799 0 Normal
04/23/2026 02 AM PDT 74.66 4799 0 Normal
04/23/2026 03 AM PDT 74.66 4799 0 Normal
04/23/2026 04 AM PDT 74.66 4799 0 Normal
04/23/2026 05 AM PDT 74.66 4799 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.
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