SOUTH FORK TRINITY RIVER - HYAMPOM (HYMC1)
Latitude: 40.65º NLongitude: 123.49º WElevation: 1211 FeetForecast Type: Unofficial Location
Location: Trinity County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Jul 22 2026 at 6:59 AM PDTNext Issuance: Jul 23 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: South Fork Trinity River - Hyampom (HYMC1)
#
# File Generation Time:  07/22/2026 at 07:01 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/22/2026 at 06:00 AM PDT
# Maximum Observed Stage:                       2.74 Feet
# Maximum Observed Flow:                        96 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/22/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       2.73 Feet
# Maximum Forecast Flow:                        95 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/17/2026 07 AM PDT            2.74             96                Not Applicable
  07/17/2026 08 AM PDT            2.74             96         0      Not Applicable
  07/17/2026 09 AM PDT            2.74             96         0      Not Applicable
  07/17/2026 10 AM PDT            2.74             96         0      Not Applicable
  07/17/2026 11 AM PDT            2.74             96         0      Not Applicable
  07/17/2026 12 PM PDT            2.74             96         0      Not Applicable
  07/17/2026 01 PM PDT            2.74             96         0      Not Applicable
  07/17/2026 02 PM PDT            2.73             95         -      Not Applicable
  07/17/2026 03 PM PDT            2.73             95         0      Not Applicable
  07/17/2026 04 PM PDT            2.73             95         0      Not Applicable
  07/17/2026 05 PM PDT            2.73             95         0      Not Applicable
  07/17/2026 06 PM PDT            2.73             95         0      Not Applicable
  07/17/2026 07 PM PDT            2.73             95         0      Not Applicable
  07/17/2026 08 PM PDT            2.73             95         0      Not Applicable
  07/17/2026 09 PM PDT            2.74             96         +      Not Applicable
  07/17/2026 10 PM PDT            2.74             96         0      Not Applicable
  07/17/2026 11 PM PDT            2.74             96         0      Not Applicable
  07/18/2026 12 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 01 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 02 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 03 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 04 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 05 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 06 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 07 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 08 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 09 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 10 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 11 AM PDT            2.74             96         0      Not Applicable
  07/18/2026 12 PM PDT            2.74             96         0      Not Applicable
  07/18/2026 01 PM PDT            2.73             95         -      Not Applicable
  07/18/2026 02 PM PDT            2.73             95         0      Not Applicable
  07/18/2026 03 PM PDT            2.73             95         0      Not Applicable
  07/18/2026 04 PM PDT            2.73             95         0      Not Applicable
  07/18/2026 05 PM PDT            2.72             93         -      Not Applicable
  07/18/2026 06 PM PDT            2.72             93         0      Not Applicable
  07/18/2026 07 PM PDT            2.73             95         +      Not Applicable
  07/18/2026 08 PM PDT            2.73             95         0      Not Applicable
  07/18/2026 09 PM PDT            2.73             95         0      Not Applicable
  07/18/2026 10 PM PDT            2.73             95         0      Not Applicable
  07/18/2026 11 PM PDT            2.73             95         0      Not Applicable
  07/19/2026 12 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 01 AM PDT            2.74             96         +      Not Applicable
  07/19/2026 02 AM PDT            2.73             95         -      Not Applicable
  07/19/2026 03 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 04 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 05 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 06 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 07 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 08 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 09 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 10 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 11 AM PDT            2.73             95         0      Not Applicable
  07/19/2026 12 PM PDT            2.73             95         0      Not Applicable
  07/19/2026 01 PM PDT            2.73             95         0      Not Applicable
  07/19/2026 02 PM PDT            2.72             93         -      Not Applicable
  07/19/2026 03 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 04 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 05 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 06 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 07 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 08 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 09 PM PDT            2.72             93         0      Not Applicable
  07/19/2026 10 PM PDT            2.73             95         +      Not Applicable
  07/19/2026 11 PM PDT            2.73             95         0      Not Applicable
  07/20/2026 12 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 01 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 02 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 03 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 04 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 05 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 06 AM PDT            2.73             95         0      Not Applicable
  07/20/2026 07 AM PDT            2.72             93         -      Not Applicable
  07/20/2026 08 AM PDT            2.73             95         +      Not Applicable
  07/20/2026 09 AM PDT            2.72             93         -      Not Applicable
  07/20/2026 10 AM PDT            2.72             93         0      Not Applicable
  07/20/2026 11 AM PDT            2.72             93         0      Not Applicable
  07/20/2026 12 PM PDT            2.72             93         0      Not Applicable
  07/20/2026 01 PM PDT            2.72             93         0      Not Applicable
  07/20/2026 02 PM PDT            2.72             93         0      Not Applicable
  07/20/2026 03 PM PDT            2.71             92         -      Not Applicable
  07/20/2026 04 PM PDT            2.71             92         0      Not Applicable
  07/20/2026 05 PM PDT            2.71             92         0      Not Applicable
  07/20/2026 06 PM PDT            2.71             92         0      Not Applicable
  07/20/2026 07 PM PDT            2.71             92         0      Not Applicable
  07/20/2026 08 PM PDT            2.71             92         0      Not Applicable
  07/20/2026 09 PM PDT            2.72             93         +      Not Applicable
  07/20/2026 10 PM PDT            2.72             93         0      Not Applicable
  07/20/2026 11 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 12 AM PDT            2.72             93         0      Not Applicable
  07/21/2026 01 AM PDT            2.72             93         0      Not Applicable
  07/21/2026 02 AM PDT            2.72             93         0      Not Applicable
  07/21/2026 03 AM PDT            2.73             95         +      Not Applicable
  07/21/2026 04 AM PDT            2.73             95         0      Not Applicable
  07/21/2026 05 AM PDT            2.72             93         -      Not Applicable
  07/21/2026 06 AM PDT            2.73             95         +      Not Applicable
  07/21/2026 07 AM PDT            2.72             93         -      Not Applicable
  07/21/2026 08 AM PDT            2.73             95         +      Not Applicable
  07/21/2026 09 AM PDT            2.72             93         -      Not Applicable
  07/21/2026 10 AM PDT            2.72             93         0      Not Applicable
  07/21/2026 11 AM PDT            2.72             93         0      Not Applicable
  07/21/2026 12 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 01 PM PDT            2.71             92         -      Not Applicable
  07/21/2026 02 PM PDT            2.72             93         +      Not Applicable
  07/21/2026 03 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 04 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 05 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 06 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 07 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 08 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 09 PM PDT            2.72             93         0      Not Applicable
  07/21/2026 10 PM PDT            2.73             95         +      Not Applicable
  07/21/2026 11 PM PDT            2.73             95         0      Not Applicable
  07/22/2026 12 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 01 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 02 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 03 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 04 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 05 AM PDT            2.74             96         +      Not Applicable
  07/22/2026 06 AM PDT            2.74             96         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/22/2026 07 AM PDT            2.73             95                Not Applicable
  07/22/2026 08 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 09 AM PDT            2.73             95         0      Not Applicable
  07/22/2026 10 AM PDT            2.72             93         -      Not Applicable
  07/22/2026 11 AM PDT            2.72             93         0      Not Applicable
  07/22/2026 12 PM PDT            2.71             92         -      Not Applicable
  07/22/2026 01 PM PDT            2.71             92         0      Not Applicable
  07/22/2026 02 PM PDT            2.71             92         0      Not Applicable
  07/22/2026 03 PM PDT            2.70             90         -      Not Applicable
  07/22/2026 04 PM PDT            2.70             90         0      Not Applicable
  07/22/2026 05 PM PDT            2.70             90         0      Not Applicable
  07/22/2026 06 PM PDT            2.69             89         -      Not Applicable
  07/22/2026 07 PM PDT            2.69             89         0      Not Applicable
  07/22/2026 08 PM PDT            2.69             89         0      Not Applicable
  07/22/2026 09 PM PDT            2.69             89         0      Not Applicable
  07/22/2026 10 PM PDT            2.69             89         0      Not Applicable
  07/22/2026 11 PM PDT            2.69             89         0      Not Applicable
  07/23/2026 12 AM PDT            2.69             89         0      Not Applicable
  07/23/2026 01 AM PDT            2.68             87         -      Not Applicable
  07/23/2026 02 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 03 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 04 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 05 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 06 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 07 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 08 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 09 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 10 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 11 AM PDT            2.68             87         0      Not Applicable
  07/23/2026 12 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 01 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 02 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 03 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 04 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 05 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 06 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 07 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 08 PM PDT            2.68             87         0      Not Applicable
  07/23/2026 09 PM PDT            2.67             86         -      Not Applicable
  07/23/2026 10 PM PDT            2.67             86         0      Not Applicable
  07/23/2026 11 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 12 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 01 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 02 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 03 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 04 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 05 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 06 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 07 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 08 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 09 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 10 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 11 AM PDT            2.67             86         0      Not Applicable
  07/24/2026 12 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 01 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 02 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 03 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 04 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 05 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 06 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 07 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 08 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 09 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 10 PM PDT            2.67             86         0      Not Applicable
  07/24/2026 11 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 12 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 01 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 02 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 03 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 04 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 05 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 06 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 07 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 08 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 09 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 10 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 11 AM PDT            2.67             86         0      Not Applicable
  07/25/2026 12 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 01 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 02 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 03 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 04 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 05 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 06 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 07 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 08 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 09 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 10 PM PDT            2.67             86         0      Not Applicable
  07/25/2026 11 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 12 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 01 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 02 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 03 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 04 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 05 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 06 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 07 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 08 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 09 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 10 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 11 AM PDT            2.67             86         0      Not Applicable
  07/26/2026 12 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 01 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 02 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 03 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 04 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 05 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 06 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 07 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 08 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 09 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 10 PM PDT            2.67             86         0      Not Applicable
  07/26/2026 11 PM PDT            2.67             86         0      Not Applicable
  07/27/2026 12 AM PDT            2.67             86         0      Not Applicable
  07/27/2026 01 AM PDT            2.67             86         0      Not Applicable
  07/27/2026 02 AM PDT            2.67             86         0      Not Applicable
  07/27/2026 03 AM PDT            2.67             86         0      Not Applicable
  07/27/2026 04 AM PDT            2.67             86         0      Not Applicable
  07/27/2026 05 AM PDT            2.67             86         0      Not Applicable
#
# 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.