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 29 2026 at 6:17 AM PDTNext Issuance: Jul 30 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:  07/29/2026 at 06:18 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/24/2026 at 11:00 AM PDT
# Maximum Observed Stage:                       2.73 Feet
# Maximum Observed Flow:                        93 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/29/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       2.67 Feet
# Maximum Forecast Flow:                        83 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/24/2026 06 AM PDT            2.73             93                Not Applicable
  07/24/2026 07 AM PDT            2.73             93         0      Not Applicable
  07/24/2026 08 AM PDT            2.73             93         0      Not Applicable
  07/24/2026 09 AM PDT            2.73             93         0      Not Applicable
  07/24/2026 10 AM PDT            2.73             93         0      Not Applicable
  07/24/2026 11 AM PDT            2.73             93         0      Not Applicable
  07/24/2026 12 PM PDT            2.72             91         -      Not Applicable
  07/24/2026 01 PM PDT            2.72             91         0      Not Applicable
  07/24/2026 02 PM PDT            2.72             91         0      Not Applicable
  07/24/2026 03 PM PDT            2.72             91         0      Not Applicable
  07/24/2026 04 PM PDT            2.71             89         -      Not Applicable
  07/24/2026 05 PM PDT            2.71             89         0      Not Applicable
  07/24/2026 06 PM PDT            2.71             89         0      Not Applicable
  07/24/2026 07 PM PDT            2.71             89         0      Not Applicable
  07/24/2026 08 PM PDT            2.71             89         0      Not Applicable
  07/24/2026 09 PM PDT            2.72             91         +      Not Applicable
  07/24/2026 10 PM PDT            2.72             91         0      Not Applicable
  07/24/2026 11 PM PDT            2.72             91         0      Not Applicable
  07/25/2026 12 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 01 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 02 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 03 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 04 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 05 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 06 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 07 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 08 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 09 AM PDT            2.72             91         0      Not Applicable
  07/25/2026 10 AM PDT            2.71             89         -      Not Applicable
  07/25/2026 11 AM PDT            2.71             89         0      Not Applicable
  07/25/2026 12 PM PDT            2.71             89         0      Not Applicable
  07/25/2026 01 PM PDT            2.71             89         0      Not Applicable
  07/25/2026 02 PM PDT            2.71             89         0      Not Applicable
  07/25/2026 03 PM PDT            2.70             88         -      Not Applicable
  07/25/2026 04 PM PDT            2.70             88         0      Not Applicable
  07/25/2026 05 PM PDT            2.70             88         0      Not Applicable
  07/25/2026 06 PM PDT            2.70             88         0      Not Applicable
  07/25/2026 07 PM PDT            2.69             86         -      Not Applicable
  07/25/2026 08 PM PDT            2.70             88         +      Not Applicable
  07/25/2026 09 PM PDT            2.70             88         0      Not Applicable
  07/25/2026 10 PM PDT            2.70             88         0      Not Applicable
  07/25/2026 11 PM PDT            2.70             88         0      Not Applicable
  07/26/2026 12 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 01 AM PDT            2.71             89         +      Not Applicable
  07/26/2026 02 AM PDT            2.70             88         -      Not Applicable
  07/26/2026 03 AM PDT            2.71             89         +      Not Applicable
  07/26/2026 04 AM PDT            2.70             88         -      Not Applicable
  07/26/2026 05 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 06 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 07 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 08 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 09 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 10 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 11 AM PDT            2.70             88         0      Not Applicable
  07/26/2026 12 PM PDT            2.69             86         -      Not Applicable
  07/26/2026 01 PM PDT            2.69             86         0      Not Applicable
  07/26/2026 02 PM PDT            2.69             86         0      Not Applicable
  07/26/2026 03 PM PDT            2.68             84         -      Not Applicable
  07/26/2026 04 PM PDT            2.67             83         -      Not Applicable
  07/26/2026 05 PM PDT            2.68             84         +      Not Applicable
  07/26/2026 06 PM PDT            2.67             83         -      Not Applicable
  07/26/2026 07 PM PDT            2.67             83         0      Not Applicable
  07/26/2026 08 PM PDT            2.67             83         0      Not Applicable
  07/26/2026 09 PM PDT            2.68             84         +      Not Applicable
  07/26/2026 10 PM PDT            2.68             84         0      Not Applicable
  07/26/2026 11 PM PDT            2.68             84         0      Not Applicable
  07/27/2026 12 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 01 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 02 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 03 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 04 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 05 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 06 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 07 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 08 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 09 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 10 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 11 AM PDT            2.68             84         0      Not Applicable
  07/27/2026 12 PM PDT            2.68             84         0      Not Applicable
  07/27/2026 01 PM PDT            2.67             83         -      Not Applicable
  07/27/2026 02 PM PDT            2.67             83         0      Not Applicable
  07/27/2026 03 PM PDT            2.67             83         0      Not Applicable
  07/27/2026 04 PM PDT            2.67             83         0      Not Applicable
  07/27/2026 05 PM PDT            2.66             81         -      Not Applicable
  07/27/2026 06 PM PDT            2.66             81         0      Not Applicable
  07/27/2026 07 PM PDT            2.66             81         0      Not Applicable
  07/27/2026 08 PM PDT            2.66             81         0      Not Applicable
  07/27/2026 09 PM PDT            2.67             83         +      Not Applicable
  07/27/2026 10 PM PDT            2.67             83         0      Not Applicable
  07/27/2026 11 PM PDT            2.67             83         0      Not Applicable
  07/28/2026 12 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 01 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 02 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 03 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 04 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 05 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 06 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 07 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 08 AM PDT            2.68             84         +      Not Applicable
  07/28/2026 09 AM PDT            2.67             83         -      Not Applicable
  07/28/2026 10 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 11 AM PDT            2.67             83         0      Not Applicable
  07/28/2026 12 PM PDT            2.67             83         0      Not Applicable
  07/28/2026 01 PM PDT            2.66             81         -      Not Applicable
  07/28/2026 02 PM PDT            2.66             81         0      Not Applicable
  07/28/2026 03 PM PDT            2.66             81         0      Not Applicable
  07/28/2026 04 PM PDT            2.65             80         -      Not Applicable
  07/28/2026 05 PM PDT            2.65             80         0      Not Applicable
  07/28/2026 06 PM PDT            2.66             81         +      Not Applicable
  07/28/2026 07 PM PDT            2.65             80         -      Not Applicable
  07/28/2026 08 PM PDT            2.66             81         +      Not Applicable
  07/28/2026 09 PM PDT            2.66             81         0      Not Applicable
  07/28/2026 10 PM PDT            2.66             81         0      Not Applicable
  07/28/2026 11 PM PDT            2.66             81         0      Not Applicable
  07/29/2026 12 AM PDT            2.67             83         +      Not Applicable
  07/29/2026 01 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 02 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 03 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 04 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 05 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 06 AM PDT            2.67             83         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/29/2026 07 AM PDT            2.67             83                Not Applicable
  07/29/2026 08 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 09 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 10 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 11 AM PDT            2.67             83         0      Not Applicable
  07/29/2026 12 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 01 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 02 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 03 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 04 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 05 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 06 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 07 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 08 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 09 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 10 PM PDT            2.67             83         0      Not Applicable
  07/29/2026 11 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 12 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 01 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 02 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 03 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 04 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 05 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 06 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 07 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 08 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 09 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 10 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 11 AM PDT            2.67             83         0      Not Applicable
  07/30/2026 12 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 01 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 02 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 03 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 04 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 05 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 06 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 07 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 08 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 09 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 10 PM PDT            2.67             83         0      Not Applicable
  07/30/2026 11 PM PDT            2.67             83         0      Not Applicable
  07/31/2026 12 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 01 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 02 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 03 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 04 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 05 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 06 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 07 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 08 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 09 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 10 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 11 AM PDT            2.67             83         0      Not Applicable
  07/31/2026 12 PM PDT            2.67             83         0      Not Applicable
  07/31/2026 01 PM PDT            2.66             81         -      Not Applicable
  07/31/2026 02 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 03 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 04 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 05 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 06 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 07 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 08 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 09 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 10 PM PDT            2.66             81         0      Not Applicable
  07/31/2026 11 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 12 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 01 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 02 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 03 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 04 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 05 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 06 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 07 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 08 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 09 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 10 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 11 AM PDT            2.66             81         0      Not Applicable
  08/01/2026 12 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 01 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 02 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 03 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 04 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 05 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 06 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 07 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 08 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 09 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 10 PM PDT            2.66             81         0      Not Applicable
  08/01/2026 11 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 12 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 01 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 02 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 03 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 04 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 05 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 06 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 07 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 08 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 09 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 10 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 11 AM PDT            2.66             81         0      Not Applicable
  08/02/2026 12 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 01 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 02 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 03 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 04 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 05 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 06 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 07 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 08 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 09 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 10 PM PDT            2.66             81         0      Not Applicable
  08/02/2026 11 PM PDT            2.66             81         0      Not Applicable
  08/03/2026 12 AM PDT            2.66             81         0      Not Applicable
  08/03/2026 01 AM PDT            2.66             81         0      Not Applicable
  08/03/2026 02 AM PDT            2.66             81         0      Not Applicable
  08/03/2026 03 AM PDT            2.66             81         0      Not Applicable
  08/03/2026 04 AM PDT            2.66             81         0      Not Applicable
  08/03/2026 05 AM PDT            2.66             81         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.