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

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CHOWCHILLA BYPASS - RIPPERDAN (CHBC1)
Latitude: 36.77º NLongitude: 120.29º WElevation: 170 Feet
Location: Madera County in CaliforniaRiver Group: San Joaquin
Issuance Time: Mar 27 2023 at 2:00 PM PDTNext Issuance: Mar 28 2023 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Chowchilla Bypass - Ripperdan (CHBC1)
#
# File Generation Time:  03/27/2023 at 02:02 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/25/2023 at 06:00 PM PDT
# Maximum Observed Stage:                       171.6 Feet
# Maximum Observed Flow:                        6468 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/01/2023 at 02:00 AM PDT
# Maximum Forecast Stage:                       171.8 Feet
# Maximum Forecast Flow:                        6791 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/22/2023 02 PM PDT           171.4           6220                Not Applicable
  03/22/2023 03 PM PDT           171.4           6206         -      Not Applicable
  03/22/2023 04 PM PDT           171.4           6206         0      Not Applicable
  03/22/2023 05 PM PDT           171.4           6233         +      Not Applicable
  03/22/2023 06 PM PDT           171.4           6259         +      Not Applicable
  03/22/2023 07 PM PDT           171.5           6351         +      Not Applicable
  03/22/2023 08 PM PDT           171.5           6351         0      Not Applicable
  03/22/2023 09 PM PDT           171.5           6351         0      Not Applicable
  03/22/2023 10 PM PDT           171.5           6377         +      Not Applicable
  03/22/2023 11 PM PDT           171.5           6351         -      Not Applicable
  03/23/2023 12 AM PDT           171.5           6324         -      Not Applicable
  03/23/2023 01 AM PDT           171.5           6377         +      Not Applicable
  03/23/2023 02 AM PDT           171.5           6351         -      Not Applicable
  03/23/2023 03 AM PDT           171.4           6298         -      Not Applicable
  03/23/2023 04 AM PDT           171.5           6351         +      Not Applicable
  03/23/2023 05 AM PDT           171.4           6259         -      Not Applicable
  03/23/2023 06 AM PDT           171.4           6285         +      Not Applicable
  03/23/2023 07 AM PDT           171.4           6311         +      Not Applicable
  03/23/2023 08 AM PDT           171.5           6337         +      Not Applicable
  03/23/2023 09 AM PDT           171.4           6272         -      Not Applicable
  03/23/2023 10 AM PDT           171.4           6259         -      Not Applicable
  03/23/2023 11 AM PDT           171.4           6272         +      Not Applicable
  03/23/2023 12 PM PDT           171.4           6246         -      Not Applicable
  03/23/2023 01 PM PDT           171.5           6324         +      Not Applicable
  03/23/2023 02 PM PDT           171.4           6285         -      Not Applicable
  03/23/2023 03 PM PDT           171.4           6272         -      Not Applicable
  03/23/2023 04 PM PDT           171.4           6285         +      Not Applicable
  03/23/2023 05 PM PDT           171.4           6272         -      Not Applicable
  03/23/2023 06 PM PDT           171.5           6364         +      Not Applicable
  03/23/2023 07 PM PDT           171.4           6298         -      Not Applicable
  03/23/2023 08 PM PDT           171.5           6324         +      Not Applicable
  03/23/2023 09 PM PDT           171.4           6285         -      Not Applicable
  03/23/2023 10 PM PDT           171.5           6337         +      Not Applicable
  03/23/2023 11 PM PDT           171.5           6324         -      Not Applicable
  03/24/2023 12 AM PDT           171.5           6390         +      Not Applicable
  03/24/2023 01 AM PDT           171.5           6337         -      Not Applicable
  03/24/2023 02 AM PDT           171.5           6324         -      Not Applicable
  03/24/2023 03 AM PDT           171.5           6390         +      Not Applicable
  03/24/2023 04 AM PDT           171.4           6285         -      Not Applicable
  03/24/2023 05 AM PDT           171.5           6364         +      Not Applicable
  03/24/2023 06 AM PDT           171.4           6298         -      Not Applicable
  03/24/2023 07 AM PDT           171.5           6351         +      Not Applicable
  03/24/2023 08 AM PDT           171.5           6390         +      Not Applicable
  03/24/2023 09 AM PDT           171.5           6377         -      Not Applicable
  03/24/2023 10 AM PDT           171.5           6351         -      Not Applicable
  03/24/2023 11 AM PDT           171.5           6337         -      Not Applicable
  03/24/2023 12 PM PDT           171.5           6324         -      Not Applicable
  03/24/2023 01 PM PDT           171.5           6390         +      Not Applicable
  03/24/2023 02 PM PDT           171.5           6416         +      Not Applicable
  03/24/2023 03 PM PDT           171.5           6429         +      Not Applicable
  03/24/2023 04 PM PDT           171.5           6364         -      Not Applicable
  03/24/2023 05 PM PDT           171.5           6351         -      Not Applicable
  03/24/2023 06 PM PDT           171.5           6403         +      Not Applicable
  03/24/2023 07 PM PDT           171.5           6377         -      Not Applicable
  03/24/2023 08 PM PDT           171.5           6416         +      Not Applicable
  03/24/2023 09 PM PDT           171.5           6324         -      Not Applicable
  03/24/2023 10 PM PDT           171.5           6324         0      Not Applicable
  03/24/2023 11 PM PDT           171.5           6364         +      Not Applicable
  03/25/2023 12 AM PDT           171.5           6390         +      Not Applicable
  03/25/2023 01 AM PDT           171.6           6442         +      Not Applicable
  03/25/2023 02 AM PDT           171.5           6351         -      Not Applicable
  03/25/2023 03 AM PDT           171.5           6429         +      Not Applicable
  03/25/2023 04 AM PDT           171.5           6377         -      Not Applicable
  03/25/2023 05 AM PDT           171.5           6429         +      Not Applicable
  03/25/2023 06 AM PDT           171.5           6364         -      Not Applicable
  03/25/2023 07 AM PDT           171.5           6364         0      Not Applicable
  03/25/2023 08 AM PDT           171.5           6429         +      Not Applicable
  03/25/2023 09 AM PDT           171.5           6390         -      Not Applicable
  03/25/2023 10 AM PDT           171.5           6377         -      Not Applicable
  03/25/2023 11 AM PDT           171.5           6429         +      Not Applicable
  03/25/2023 12 PM PDT           171.5           6416         -      Not Applicable
  03/25/2023 01 PM PDT           171.5           6429         +      Not Applicable
  03/25/2023 02 PM PDT           171.6           6442         +      Not Applicable
  03/25/2023 03 PM PDT           171.5           6429         -      Not Applicable
  03/25/2023 04 PM PDT           171.5           6377         -      Not Applicable
  03/25/2023 05 PM PDT           171.5           6364         -      Not Applicable
  03/25/2023 06 PM PDT           171.6           6468         +      Not Applicable
  03/25/2023 07 PM PDT           171.5           6390         -      Not Applicable
  03/25/2023 08 PM PDT           171.5           6351         -      Not Applicable
  03/25/2023 09 PM PDT           171.5           6377         +      Not Applicable
  03/25/2023 10 PM PDT           171.5           6403         +      Not Applicable
  03/25/2023 11 PM PDT           171.5           6390         -      Not Applicable
  03/26/2023 12 AM PDT           171.5           6377         -      Not Applicable
  03/26/2023 01 AM PDT           171.5           6364         -      Not Applicable
  03/26/2023 02 AM PDT           171.5           6403         +      Not Applicable
  03/26/2023 03 AM PDT           171.5           6416         +      Not Applicable
  03/26/2023 04 AM PDT           171.5           6364         -      Not Applicable
  03/26/2023 05 AM PDT           171.4           6298         -      Not Applicable
  03/26/2023 06 AM PDT           171.5           6364         +      Not Applicable
  03/26/2023 07 AM PDT           171.5           6324         -      Not Applicable
  03/26/2023 08 AM PDT           171.5           6337         +      Not Applicable
  03/26/2023 09 AM PDT           171.4           6285         -      Not Applicable
  03/26/2023 10 AM PDT           171.5           6364         +      Not Applicable
  03/26/2023 11 AM PDT           171.5           6364         0      Not Applicable
  03/26/2023 12 PM PDT           171.5           6377         +      Not Applicable
  03/26/2023 01 PM PDT           171.4           6285         -      Not Applicable
  03/26/2023 02 PM PDT           171.5           6377         +      Not Applicable
  03/26/2023 03 PM PDT           171.5           6364         -      Not Applicable
  03/26/2023 04 PM PDT           171.4           6298         -      Not Applicable
  03/26/2023 05 PM PDT           171.4           6285         -      Not Applicable
  03/26/2023 06 PM PDT           171.5           6351         +      Not Applicable
  03/26/2023 07 PM PDT           171.4           6285         -      Not Applicable
  03/26/2023 08 PM PDT           171.4           6298         +      Not Applicable
  03/26/2023 09 PM PDT           171.4           6311         +      Not Applicable
  03/26/2023 10 PM PDT           171.4           6246         -      Not Applicable
  03/26/2023 11 PM PDT           171.5           6324         +      Not Applicable
  03/27/2023 12 AM PDT           171.5           6324         0      Not Applicable
  03/27/2023 01 AM PDT           171.4           6272         -      Not Applicable
  03/27/2023 02 AM PDT           171.4           6311         +      Not Applicable
  03/27/2023 03 AM PDT           171.5           6324         +      Not Applicable
  03/27/2023 04 AM PDT           171.4           6233         -      Not Applicable
  03/27/2023 05 AM PDT           171.4           6285         +      Not Applicable
  03/27/2023 06 AM PDT           171.5           6337         +      Not Applicable
  03/27/2023 07 AM PDT           171.5           6324         -      Not Applicable
  03/27/2023 08 AM PDT           171.4           6298         -      Not Applicable
  03/27/2023 09 AM PDT           171.4           6285         -      Not Applicable
  03/27/2023 10 AM PDT           171.4           6285         0      Not Applicable
  03/27/2023 11 AM PDT           171.4           6298         +      Not Applicable
  03/27/2023 12 PM PDT           171.4           6298         0      Not Applicable
  03/27/2023 01 PM PDT           171.4           6298         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/27/2023 02 PM PDT           171.4           6298                Not Applicable
  03/27/2023 03 PM PDT           171.4           6311         +      Not Applicable
  03/27/2023 04 PM PDT           171.4           6311         0      Not Applicable
  03/27/2023 05 PM PDT           171.4           6311         0      Not Applicable
  03/27/2023 06 PM PDT           171.4           6311         0      Not Applicable
  03/27/2023 07 PM PDT           171.5           6324         +      Not Applicable
  03/27/2023 08 PM PDT           171.5           6324         0      Not Applicable
  03/27/2023 09 PM PDT           171.5           6324         0      Not Applicable
  03/27/2023 10 PM PDT           171.5           6324         0      Not Applicable
  03/27/2023 11 PM PDT           171.5           6324         0      Not Applicable
  03/28/2023 12 AM PDT           171.5           6337         +      Not Applicable
  03/28/2023 01 AM PDT           171.5           6337         0      Not Applicable
  03/28/2023 02 AM PDT           171.5           6337         0      Not Applicable
  03/28/2023 03 AM PDT           171.5           6337         0      Not Applicable
  03/28/2023 04 AM PDT           171.5           6337         0      Not Applicable
  03/28/2023 05 AM PDT           171.5           6337         0      Not Applicable
  03/28/2023 06 AM PDT           171.5           6351         +      Not Applicable
  03/28/2023 07 AM PDT           171.5           6351         0      Not Applicable
  03/28/2023 08 AM PDT           171.5           6351         0      Not Applicable
  03/28/2023 09 AM PDT           171.5           6351         0      Not Applicable
  03/28/2023 10 AM PDT           171.5           6351         0      Not Applicable
  03/28/2023 11 AM PDT           171.5           6364         +      Not Applicable
  03/28/2023 12 PM PDT           171.5           6364         0      Not Applicable
  03/28/2023 01 PM PDT           171.5           6364         0      Not Applicable
  03/28/2023 02 PM PDT           171.5           6364         0      Not Applicable
  03/28/2023 03 PM PDT           171.5           6377         +      Not Applicable
  03/28/2023 04 PM PDT           171.5           6377         0      Not Applicable
  03/28/2023 05 PM PDT           171.5           6377         0      Not Applicable
  03/28/2023 06 PM PDT           171.5           6377         0      Not Applicable
  03/28/2023 07 PM PDT           171.5           6377         0      Not Applicable
  03/28/2023 08 PM PDT           171.5           6390         +      Not Applicable
  03/28/2023 09 PM PDT           171.5           6390         0      Not Applicable
  03/28/2023 10 PM PDT           171.5           6390         0      Not Applicable
  03/28/2023 11 PM PDT           171.5           6390         0      Not Applicable
  03/29/2023 12 AM PDT           171.5           6390         0      Not Applicable
  03/29/2023 01 AM PDT           171.5           6403         +      Not Applicable
  03/29/2023 02 AM PDT           171.5           6403         0      Not Applicable
  03/29/2023 03 AM PDT           171.5           6403         0      Not Applicable
  03/29/2023 04 AM PDT           171.5           6403         0      Not Applicable
  03/29/2023 05 AM PDT           171.5           6403         0      Not Applicable
  03/29/2023 06 AM PDT           171.5           6403         0      Not Applicable
  03/29/2023 07 AM PDT           171.5           6403         0      Not Applicable
  03/29/2023 08 AM PDT           171.5           6416         +      Not Applicable
  03/29/2023 09 AM PDT           171.5           6416         0      Not Applicable
  03/29/2023 10 AM PDT           171.5           6416         0      Not Applicable
  03/29/2023 11 AM PDT           171.5           6416         0      Not Applicable
  03/29/2023 12 PM PDT           171.5           6416         0      Not Applicable
  03/29/2023 01 PM PDT           171.5           6416         0      Not Applicable
  03/29/2023 02 PM PDT           171.5           6416         0      Not Applicable
  03/29/2023 03 PM PDT           171.5           6416         0      Not Applicable
  03/29/2023 04 PM PDT           171.5           6429         +      Not Applicable
  03/29/2023 05 PM PDT           171.5           6429         0      Not Applicable
  03/29/2023 06 PM PDT           171.5           6429         0      Not Applicable
  03/29/2023 07 PM PDT           171.5           6429         0      Not Applicable
  03/29/2023 08 PM PDT           171.5           6429         0      Not Applicable
  03/29/2023 09 PM PDT           171.5           6429         0      Not Applicable
  03/29/2023 10 PM PDT           171.5           6429         0      Not Applicable
  03/29/2023 11 PM PDT           171.5           6429         0      Not Applicable
  03/30/2023 12 AM PDT           171.6           6442         +      Not Applicable
  03/30/2023 01 AM PDT           171.6           6442         0      Not Applicable
  03/30/2023 02 AM PDT           171.6           6442         0      Not Applicable
  03/30/2023 03 AM PDT           171.6           6442         0      Not Applicable
  03/30/2023 04 AM PDT           171.6           6455         +      Not Applicable
  03/30/2023 05 AM PDT           171.6           6455         0      Not Applicable
  03/30/2023 06 AM PDT           171.6           6468         +      Not Applicable
  03/30/2023 07 AM PDT           171.6           6468         0      Not Applicable
  03/30/2023 08 AM PDT           171.6           6482         +      Not Applicable
  03/30/2023 09 AM PDT           171.6           6495         +      Not Applicable
  03/30/2023 10 AM PDT           171.6           6495         0      Not Applicable
  03/30/2023 11 AM PDT           171.6           6508         +      Not Applicable
  03/30/2023 12 PM PDT           171.6           6521         +      Not Applicable
  03/30/2023 01 PM PDT           171.6           6521         0      Not Applicable
  03/30/2023 02 PM PDT           171.6           6534         +      Not Applicable
  03/30/2023 03 PM PDT           171.6           6547         +      Not Applicable
  03/30/2023 04 PM PDT           171.6           6547         0      Not Applicable
  03/30/2023 05 PM PDT           171.6           6560         +      Not Applicable
  03/30/2023 06 PM PDT           171.7           6573         +      Not Applicable
  03/30/2023 07 PM PDT           171.7           6573         0      Not Applicable
  03/30/2023 08 PM PDT           171.7           6586         +      Not Applicable
  03/30/2023 09 PM PDT           171.7           6599         +      Not Applicable
  03/30/2023 10 PM PDT           171.7           6599         0      Not Applicable
  03/30/2023 11 PM PDT           171.7           6613         +      Not Applicable
  03/31/2023 12 AM PDT           171.7           6626         +      Not Applicable
  03/31/2023 01 AM PDT           171.7           6639         +      Not Applicable
  03/31/2023 02 AM PDT           171.7           6639         0      Not Applicable
  03/31/2023 03 AM PDT           171.7           6652         +      Not Applicable
  03/31/2023 04 AM PDT           171.7           6652         0      Not Applicable
  03/31/2023 05 AM PDT           171.7           6675         +      Not Applicable
  03/31/2023 06 AM PDT           171.7           6675         0      Not Applicable
  03/31/2023 07 AM PDT           171.7           6698         +      Not Applicable
  03/31/2023 08 AM PDT           171.7           6698         0      Not Applicable
  03/31/2023 09 AM PDT           171.7           6698         0      Not Applicable
  03/31/2023 10 AM PDT           171.7           6721         +      Not Applicable
  03/31/2023 11 AM PDT           171.7           6721         0      Not Applicable
  03/31/2023 12 PM PDT           171.7           6721         0      Not Applicable
  03/31/2023 01 PM PDT           171.8           6744         +      Not Applicable
  03/31/2023 02 PM PDT           171.8           6744         0      Not Applicable
  03/31/2023 03 PM PDT           171.8           6744         0      Not Applicable
  03/31/2023 04 PM PDT           171.8           6744         0      Not Applicable
  03/31/2023 05 PM PDT           171.8           6744         0      Not Applicable
  03/31/2023 06 PM PDT           171.8           6767         +      Not Applicable
  03/31/2023 07 PM PDT           171.8           6767         0      Not Applicable
  03/31/2023 08 PM PDT           171.8           6767         0      Not Applicable
  03/31/2023 09 PM PDT           171.8           6767         0      Not Applicable
  03/31/2023 10 PM PDT           171.8           6767         0      Not Applicable
  03/31/2023 11 PM PDT           171.8           6767         0      Not Applicable
  04/01/2023 12 AM PDT           171.8           6767         0      Not Applicable
  04/01/2023 01 AM PDT           171.8           6767         0      Not Applicable
  04/01/2023 02 AM PDT           171.8           6791         +      Not Applicable
  04/01/2023 03 AM PDT           171.8           6791         0      Not Applicable
  04/01/2023 04 AM PDT           171.8           6791         0      Not Applicable
  04/01/2023 05 AM PDT           171.8           6791         0      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.