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: Jun 03 2026 at 6:56 AM PDTNext Issuance: Jun 04 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:  06/03/2026 at 06:58 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/29/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       3.58 Feet
# Maximum Observed Flow:                        408 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/03/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       3.34 Feet
# Maximum Forecast Flow:                        332 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/29/2026 06 AM PDT            3.58            408                Not Applicable
  05/29/2026 07 AM PDT            3.58            408         0      Not Applicable
  05/29/2026 08 AM PDT            3.57            404         -      Not Applicable
  05/29/2026 09 AM PDT            3.57            404         0      Not Applicable
  05/29/2026 10 AM PDT            3.57            404         0      Not Applicable
  05/29/2026 11 AM PDT            3.57            404         0      Not Applicable
  05/29/2026 12 PM PDT            3.56            401         -      Not Applicable
  05/29/2026 01 PM PDT            3.55            398         -      Not Applicable
  05/29/2026 02 PM PDT            3.54            395         -      Not Applicable
  05/29/2026 03 PM PDT            3.55            398         +      Not Applicable
  05/29/2026 04 PM PDT            3.53            391         -      Not Applicable
  05/29/2026 05 PM PDT            3.53            391         0      Not Applicable
  05/29/2026 06 PM PDT            3.52            388         -      Not Applicable
  05/29/2026 07 PM PDT            3.52            388         0      Not Applicable
  05/29/2026 08 PM PDT            3.51            385         -      Not Applicable
  05/29/2026 09 PM PDT            3.50            381         -      Not Applicable
  05/29/2026 10 PM PDT            3.50            381         0      Not Applicable
  05/29/2026 11 PM PDT            3.50            381         0      Not Applicable
  05/30/2026 12 AM PDT            3.50            381         0      Not Applicable
  05/30/2026 01 AM PDT            3.49            378         -      Not Applicable
  05/30/2026 02 AM PDT            3.49            378         0      Not Applicable
  05/30/2026 03 AM PDT            3.50            381         +      Not Applicable
  05/30/2026 04 AM PDT            3.49            378         -      Not Applicable
  05/30/2026 05 AM PDT            3.49            378         0      Not Applicable
  05/30/2026 06 AM PDT            3.48            375         -      Not Applicable
  05/30/2026 07 AM PDT            3.48            375         0      Not Applicable
  05/30/2026 08 AM PDT            3.48            375         0      Not Applicable
  05/30/2026 09 AM PDT            3.49            378         +      Not Applicable
  05/30/2026 10 AM PDT            3.48            375         -      Not Applicable
  05/30/2026 11 AM PDT            3.48            375         0      Not Applicable
  05/30/2026 12 PM PDT            3.49            378         +      Not Applicable
  05/30/2026 01 PM PDT            3.49            378         0      Not Applicable
  05/30/2026 02 PM PDT            3.48            375         -      Not Applicable
  05/30/2026 03 PM PDT            3.48            375         0      Not Applicable
  05/30/2026 04 PM PDT            3.48            375         0      Not Applicable
  05/30/2026 05 PM PDT            3.47            372         -      Not Applicable
  05/30/2026 06 PM PDT            3.47            372         0      Not Applicable
  05/30/2026 07 PM PDT            3.47            372         0      Not Applicable
  05/30/2026 08 PM PDT            3.47            372         0      Not Applicable
  05/30/2026 09 PM PDT            3.46            369         -      Not Applicable
  05/30/2026 10 PM PDT            3.46            369         0      Not Applicable
  05/30/2026 11 PM PDT            3.46            369         0      Not Applicable
  05/31/2026 12 AM PDT            3.45            366         -      Not Applicable
  05/31/2026 01 AM PDT            3.45            366         0      Not Applicable
  05/31/2026 02 AM PDT            3.45            366         0      Not Applicable
  05/31/2026 03 AM PDT            3.45            366         0      Not Applicable
  05/31/2026 04 AM PDT            3.45            366         0      Not Applicable
  05/31/2026 05 AM PDT            3.44            362         -      Not Applicable
  05/31/2026 06 AM PDT            3.44            362         0      Not Applicable
  05/31/2026 07 AM PDT            3.45            366         +      Not Applicable
  05/31/2026 08 AM PDT            3.44            362         -      Not Applicable
  05/31/2026 09 AM PDT            3.44            362         0      Not Applicable
  05/31/2026 10 AM PDT            3.45            366         +      Not Applicable
  05/31/2026 11 AM PDT            3.45            366         0      Not Applicable
  05/31/2026 12 PM PDT            3.45            366         0      Not Applicable
  05/31/2026 01 PM PDT            3.44            362         -      Not Applicable
  05/31/2026 02 PM PDT            3.44            362         0      Not Applicable
  05/31/2026 03 PM PDT            3.44            362         0      Not Applicable
  05/31/2026 04 PM PDT            3.44            362         0      Not Applicable
  05/31/2026 05 PM PDT            3.44            362         0      Not Applicable
  05/31/2026 06 PM PDT            3.43            359         -      Not Applicable
  05/31/2026 07 PM PDT            3.43            359         0      Not Applicable
  05/31/2026 08 PM PDT            3.43            359         0      Not Applicable
  05/31/2026 09 PM PDT            3.43            359         0      Not Applicable
  05/31/2026 10 PM PDT            3.43            359         0      Not Applicable
  05/31/2026 11 PM PDT            3.42            356         -      Not Applicable
  06/01/2026 12 AM PDT            3.42            356         0      Not Applicable
  06/01/2026 01 AM PDT            3.42            356         0      Not Applicable
  06/01/2026 02 AM PDT            3.42            356         0      Not Applicable
  06/01/2026 03 AM PDT            3.42            356         0      Not Applicable
  06/01/2026 04 AM PDT            3.41            353         -      Not Applicable
  06/01/2026 05 AM PDT            3.41            353         0      Not Applicable
  06/01/2026 06 AM PDT            3.42            356         +      Not Applicable
  06/01/2026 07 AM PDT            3.41            353         -      Not Applicable
  06/01/2026 08 AM PDT            3.41            353         0      Not Applicable
  06/01/2026 09 AM PDT            3.41            353         0      Not Applicable
  06/01/2026 10 AM PDT            3.41            353         0      Not Applicable
  06/01/2026 11 AM PDT            3.41            353         0      Not Applicable
  06/01/2026 12 PM PDT            3.41            353         0      Not Applicable
  06/01/2026 01 PM PDT            3.42            356         +      Not Applicable
  06/01/2026 02 PM PDT            3.40            350         -      Not Applicable
  06/01/2026 03 PM PDT            3.40            350         0      Not Applicable
  06/01/2026 04 PM PDT            3.40            350         0      Not Applicable
  06/01/2026 05 PM PDT            3.41            353         +      Not Applicable
  06/01/2026 06 PM PDT            3.39            347         -      Not Applicable
  06/01/2026 07 PM PDT            3.40            350         +      Not Applicable
  06/01/2026 08 PM PDT            3.39            347         -      Not Applicable
  06/01/2026 09 PM PDT            3.40            350         +      Not Applicable
  06/01/2026 10 PM PDT            3.39            347         -      Not Applicable
  06/01/2026 11 PM PDT            3.39            347         0      Not Applicable
  06/02/2026 12 AM PDT            3.38            344         -      Not Applicable
  06/02/2026 01 AM PDT            3.38            344         0      Not Applicable
  06/02/2026 02 AM PDT            3.38            344         0      Not Applicable
  06/02/2026 03 AM PDT            3.37            341         -      Not Applicable
  06/02/2026 04 AM PDT            3.37            341         0      Not Applicable
  06/02/2026 05 AM PDT            3.37            341         0      Not Applicable
  06/02/2026 06 AM PDT            3.37            341         0      Not Applicable
  06/02/2026 07 AM PDT            3.37            341         0      Not Applicable
  06/02/2026 08 AM PDT            3.37            341         0      Not Applicable
  06/02/2026 09 AM PDT            3.36            338         -      Not Applicable
  06/02/2026 10 AM PDT            3.37            341         +      Not Applicable
  06/02/2026 11 AM PDT            3.36            338         -      Not Applicable
  06/02/2026 12 PM PDT            3.37            341         +      Not Applicable
  06/02/2026 01 PM PDT            3.37            341         0      Not Applicable
  06/02/2026 02 PM PDT            3.36            338         -      Not Applicable
  06/02/2026 03 PM PDT            3.36            338         0      Not Applicable
  06/02/2026 04 PM PDT            3.36            338         0      Not Applicable
  06/02/2026 05 PM PDT            3.35            335         -      Not Applicable
  06/02/2026 06 PM PDT            3.35            335         0      Not Applicable
  06/02/2026 07 PM PDT            3.35            335         0      Not Applicable
  06/02/2026 08 PM PDT            3.35            335         0      Not Applicable
  06/02/2026 09 PM PDT            3.35            335         0      Not Applicable
  06/02/2026 10 PM PDT            3.35            335         0      Not Applicable
  06/02/2026 11 PM PDT            3.34            332         -      Not Applicable
  06/03/2026 12 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 01 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 02 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 03 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 04 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 05 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 06 AM PDT            3.34            332         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/03/2026 07 AM PDT            3.34            332                Not Applicable
  06/03/2026 08 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 09 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 10 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 11 AM PDT            3.34            332         0      Not Applicable
  06/03/2026 12 PM PDT            3.33            329         -      Not Applicable
  06/03/2026 01 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 02 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 03 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 04 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 05 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 06 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 07 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 08 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 09 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 10 PM PDT            3.33            329         0      Not Applicable
  06/03/2026 11 PM PDT            3.33            329         0      Not Applicable
  06/04/2026 12 AM PDT            3.33            329         0      Not Applicable
  06/04/2026 01 AM PDT            3.32            326         -      Not Applicable
  06/04/2026 02 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 03 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 04 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 05 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 06 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 07 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 08 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 09 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 10 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 11 AM PDT            3.32            326         0      Not Applicable
  06/04/2026 12 PM PDT            3.32            326         0      Not Applicable
  06/04/2026 01 PM PDT            3.31            323         -      Not Applicable
  06/04/2026 02 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 03 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 04 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 05 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 06 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 07 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 08 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 09 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 10 PM PDT            3.31            323         0      Not Applicable
  06/04/2026 11 PM PDT            3.31            323         0      Not Applicable
  06/05/2026 12 AM PDT            3.31            323         0      Not Applicable
  06/05/2026 01 AM PDT            3.31            323         0      Not Applicable
  06/05/2026 02 AM PDT            3.31            323         0      Not Applicable
  06/05/2026 03 AM PDT            3.30            320         -      Not Applicable
  06/05/2026 04 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 05 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 06 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 07 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 08 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 09 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 10 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 11 AM PDT            3.30            320         0      Not Applicable
  06/05/2026 12 PM PDT            3.30            320         0      Not Applicable
  06/05/2026 01 PM PDT            3.30            320         0      Not Applicable
  06/05/2026 02 PM PDT            3.30            320         0      Not Applicable
  06/05/2026 03 PM PDT            3.29            317         -      Not Applicable
  06/05/2026 04 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 05 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 06 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 07 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 08 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 09 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 10 PM PDT            3.29            317         0      Not Applicable
  06/05/2026 11 PM PDT            3.29            317         0      Not Applicable
  06/06/2026 12 AM PDT            3.29            317         0      Not Applicable
  06/06/2026 01 AM PDT            3.29            317         0      Not Applicable
  06/06/2026 02 AM PDT            3.29            317         0      Not Applicable
  06/06/2026 03 AM PDT            3.29            317         0      Not Applicable
  06/06/2026 04 AM PDT            3.29            317         0      Not Applicable
  06/06/2026 05 AM PDT            3.28            314         -      Not Applicable
  06/06/2026 06 AM PDT            3.28            314         0      Not Applicable
  06/06/2026 07 AM PDT            3.28            314         0      Not Applicable
  06/06/2026 08 AM PDT            3.28            314         0      Not Applicable
  06/06/2026 09 AM PDT            3.28            314         0      Not Applicable
  06/06/2026 10 AM PDT            3.28            314         0      Not Applicable
  06/06/2026 11 AM PDT            3.28            314         0      Not Applicable
  06/06/2026 12 PM PDT            3.28            314         0      Not Applicable
  06/06/2026 01 PM PDT            3.28            314         0      Not Applicable
  06/06/2026 02 PM PDT            3.28            314         0      Not Applicable
  06/06/2026 03 PM PDT            3.28            314         0      Not Applicable
  06/06/2026 04 PM PDT            3.28            314         0      Not Applicable
  06/06/2026 05 PM PDT            3.27            311         -      Not Applicable
  06/06/2026 06 PM PDT            3.27            311         0      Not Applicable
  06/06/2026 07 PM PDT            3.27            311         0      Not Applicable
  06/06/2026 08 PM PDT            3.27            311         0      Not Applicable
  06/06/2026 09 PM PDT            3.27            311         0      Not Applicable
  06/06/2026 10 PM PDT            3.27            311         0      Not Applicable
  06/06/2026 11 PM PDT            3.27            311         0      Not Applicable
  06/07/2026 12 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 01 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 02 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 03 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 04 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 05 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 06 AM PDT            3.27            311         0      Not Applicable
  06/07/2026 07 AM PDT            3.26            309         -      Not Applicable
  06/07/2026 08 AM PDT            3.26            309         0      Not Applicable
  06/07/2026 09 AM PDT            3.26            309         0      Not Applicable
  06/07/2026 10 AM PDT            3.26            309         0      Not Applicable
  06/07/2026 11 AM PDT            3.26            309         0      Not Applicable
  06/07/2026 12 PM PDT            3.26            309         0      Not Applicable
  06/07/2026 01 PM PDT            3.26            309         0      Not Applicable
  06/07/2026 02 PM PDT            3.26            309         0      Not Applicable
  06/07/2026 03 PM PDT            3.26            309         0      Not Applicable
  06/07/2026 04 PM PDT            3.26            309         0      Not Applicable
  06/07/2026 05 PM PDT            3.26            309         0      Not Applicable
  06/07/2026 06 PM PDT            3.25            306         -      Not Applicable
  06/07/2026 07 PM PDT            3.25            306         0      Not Applicable
  06/07/2026 08 PM PDT            3.25            306         0      Not Applicable
  06/07/2026 09 PM PDT            3.25            306         0      Not Applicable
  06/07/2026 10 PM PDT            3.25            306         0      Not Applicable
  06/07/2026 11 PM PDT            3.25            306         0      Not Applicable
  06/08/2026 12 AM PDT            3.25            306         0      Not Applicable
  06/08/2026 01 AM PDT            3.25            306         0      Not Applicable
  06/08/2026 02 AM PDT            3.25            306         0      Not Applicable
  06/08/2026 03 AM PDT            3.25            306         0      Not Applicable
  06/08/2026 04 AM PDT            3.25            306         0      Not Applicable
  06/08/2026 05 AM PDT            3.25            306         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.