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

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TRINITY RIVER - JUNCTION CITY (TRJC1)
Latitude: 40.73º NLongitude: 123.06º WElevation: 1445 FeetForecast Type: Unofficial Location
Location: Trinity County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Aug 28 2026 at 9:24 AM PDTNext Issuance: Aug 29 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: Trinity River - Junction City (TRJC1)
#
# File Generation Time:  08/28/2026 at 09:26 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/27/2026 at 06:00 PM PDT
# Maximum Observed Stage:                       1.91 Feet
# Maximum Observed Flow:                        508 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/29/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       3.12 Feet
# Maximum Forecast Flow:                        1244 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/23/2026 09 AM PDT            1.87            489                Not Applicable
  08/23/2026 10 AM PDT            1.87            489         0      Not Applicable
  08/23/2026 11 AM PDT            1.87            489         0      Not Applicable
  08/23/2026 12 PM PDT            1.87            489         0      Not Applicable
  08/23/2026 01 PM PDT            1.88            494         +      Not Applicable
  08/23/2026 02 PM PDT            1.87            489         -      Not Applicable
  08/23/2026 03 PM PDT            1.87            489         0      Not Applicable
  08/23/2026 04 PM PDT            1.88            494         +      Not Applicable
  08/23/2026 05 PM PDT            1.87            489         -      Not Applicable
  08/23/2026 06 PM PDT            1.88            494         +      Not Applicable
  08/23/2026 07 PM PDT            1.88            494         0      Not Applicable
  08/23/2026 08 PM PDT            1.87            489         -      Not Applicable
  08/23/2026 09 PM PDT            1.87            489         0      Not Applicable
  08/23/2026 10 PM PDT            1.87            489         0      Not Applicable
  08/23/2026 11 PM PDT            1.87            489         0      Not Applicable
  08/24/2026 12 AM PDT            1.86            484         -      Not Applicable
  08/24/2026 01 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 02 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 03 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 04 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 05 AM PDT            1.85            480         -      Not Applicable
  08/24/2026 06 AM PDT            1.86            484         +      Not Applicable
  08/24/2026 07 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 08 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 09 AM PDT            1.86            484         0      Not Applicable
  08/24/2026 10 AM PDT            1.87            489         +      Not Applicable
  08/24/2026 11 AM PDT            1.87            489         0      Not Applicable
  08/24/2026 12 PM PDT            1.88            494         +      Not Applicable
  08/24/2026 01 PM PDT            1.88            494         0      Not Applicable
  08/24/2026 02 PM PDT            1.88            494         0      Not Applicable
  08/24/2026 03 PM PDT            1.88            494         0      Not Applicable
  08/24/2026 04 PM PDT            1.88            494         0      Not Applicable
  08/24/2026 05 PM PDT            1.88            494         0      Not Applicable
  08/24/2026 06 PM PDT            1.87            489         -      Not Applicable
  08/24/2026 07 PM PDT            1.88            494         +      Not Applicable
  08/24/2026 08 PM PDT            1.87            489         -      Not Applicable
  08/24/2026 09 PM PDT            1.87            489         0      Not Applicable
  08/24/2026 10 PM PDT            1.86            484         -      Not Applicable
  08/24/2026 11 PM PDT            1.85            480         -      Not Applicable
  08/25/2026 12 AM PDT            1.86            484         +      Not Applicable
  08/25/2026 01 AM PDT            1.87            489         +      Not Applicable
  08/25/2026 02 AM PDT            1.88            494         +      Not Applicable
  08/25/2026 03 AM PDT            1.88            494         0      Not Applicable
  08/25/2026 04 AM PDT            1.88            494         0      Not Applicable
  08/25/2026 05 AM PDT            1.89            499         +      Not Applicable
  08/25/2026 06 AM PDT            1.89            499         0      Not Applicable
  08/25/2026 07 AM PDT            1.89            499         0      Not Applicable
  08/25/2026 08 AM PDT            1.89            499         0      Not Applicable
  08/25/2026 09 AM PDT            1.89            499         0      Not Applicable
  08/25/2026 10 AM PDT            1.90            503         +      Not Applicable
  08/25/2026 11 AM PDT            1.90            503         0      Not Applicable
  08/25/2026 12 PM PDT            1.91            508         +      Not Applicable
  08/25/2026 01 PM PDT            1.91            508         0      Not Applicable
  08/25/2026 02 PM PDT            1.90            503         -      Not Applicable
  08/25/2026 03 PM PDT            1.90            503         0      Not Applicable
  08/25/2026 04 PM PDT            1.90            503         0      Not Applicable
  08/25/2026 05 PM PDT            1.91            508         +      Not Applicable
  08/25/2026 06 PM PDT            1.90            503         -      Not Applicable
  08/25/2026 07 PM PDT            1.91            508         +      Not Applicable
  08/25/2026 08 PM PDT            1.90            503         -      Not Applicable
  08/25/2026 09 PM PDT            1.90            503         0      Not Applicable
  08/25/2026 10 PM PDT            1.89            499         -      Not Applicable
  08/25/2026 11 PM PDT            1.89            499         0      Not Applicable
  08/26/2026 12 AM PDT            1.89            499         0      Not Applicable
  08/26/2026 01 AM PDT            1.89            499         0      Not Applicable
  08/26/2026 02 AM PDT            1.88            494         -      Not Applicable
  08/26/2026 03 AM PDT            1.88            494         0      Not Applicable
  08/26/2026 04 AM PDT            1.88            494         0      Not Applicable
  08/26/2026 05 AM PDT            1.88            494         0      Not Applicable
  08/26/2026 06 AM PDT            1.88            494         0      Not Applicable
  08/26/2026 07 AM PDT            1.88            494         0      Not Applicable
  08/26/2026 08 AM PDT            1.89            499         +      Not Applicable
  08/26/2026 09 AM PDT            1.89            499         0      Not Applicable
  08/26/2026 10 AM PDT            1.89            499         0      Not Applicable
  08/26/2026 11 AM PDT            1.90            503         +      Not Applicable
  08/26/2026 12 PM PDT            1.90            503         0      Not Applicable
  08/26/2026 01 PM PDT            1.90            503         0      Not Applicable
  08/26/2026 02 PM PDT            1.91            508         +      Not Applicable
  08/26/2026 03 PM PDT            1.91            508         0      Not Applicable
  08/26/2026 04 PM PDT            1.91            508         0      Not Applicable
  08/26/2026 05 PM PDT            1.91            508         0      Not Applicable
  08/26/2026 06 PM PDT            1.90            503         -      Not Applicable
  08/26/2026 07 PM PDT            1.91            508         +      Not Applicable
  08/26/2026 08 PM PDT            1.90            503         -      Not Applicable
  08/26/2026 09 PM PDT            1.90            503         0      Not Applicable
  08/26/2026 10 PM PDT            1.90            503         0      Not Applicable
  08/26/2026 11 PM PDT            1.90            503         0      Not Applicable
  08/27/2026 12 AM PDT            1.89            499         -      Not Applicable
  08/27/2026 01 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 02 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 03 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 04 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 05 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 06 AM PDT            1.88            494         -      Not Applicable
  08/27/2026 07 AM PDT            1.89            499         +      Not Applicable
  08/27/2026 08 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 09 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 10 AM PDT            1.89            499         0      Not Applicable
  08/27/2026 11 AM PDT            1.90            503         +      Not Applicable
  08/27/2026 12 PM PDT            1.91            508         +      Not Applicable
  08/27/2026 01 PM PDT            1.91            508         0      Not Applicable
  08/27/2026 02 PM PDT            1.90            503         -      Not Applicable
  08/27/2026 03 PM PDT            1.91            508         +      Not Applicable
  08/27/2026 04 PM PDT            1.91            508         0      Not Applicable
  08/27/2026 05 PM PDT            1.91            508         0      Not Applicable
  08/27/2026 06 PM PDT            1.91            508         0      Not Applicable
  08/27/2026 07 PM PDT            1.90            503         -      Not Applicable
  08/27/2026 08 PM PDT            1.90            503         0      Not Applicable
  08/27/2026 09 PM PDT            1.87            489         -      Not Applicable
  08/27/2026 10 PM PDT            1.84            475         -      Not Applicable
  08/27/2026 11 PM PDT            1.82            466         -      Not Applicable
  08/28/2026 12 AM PDT            1.82            466         0      Not Applicable
  08/28/2026 01 AM PDT            1.82            466         0      Not Applicable
  08/28/2026 02 AM PDT            1.81            461         -      Not Applicable
  08/28/2026 03 AM PDT            1.81            461         0      Not Applicable
  08/28/2026 04 AM PDT            1.81            461         0      Not Applicable
  08/28/2026 05 AM PDT            1.81            461         0      Not Applicable
  08/28/2026 06 AM PDT            1.80            457         -      Not Applicable
  08/28/2026 07 AM PDT            1.81            461         +      Not Applicable
  08/28/2026 08 AM PDT            1.81            461         0      Not Applicable
  08/28/2026 09 AM PDT            1.81            461         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/28/2026 10 AM PDT            1.81            461                Not Applicable
  08/28/2026 11 AM PDT            1.81            461         0      Not Applicable
  08/28/2026 12 PM PDT            1.81            461         0      Not Applicable
  08/28/2026 01 PM PDT            1.81            461         0      Not Applicable
  08/28/2026 02 PM PDT            1.81            461         0      Not Applicable
  08/28/2026 03 PM PDT            1.81            461         0      Not Applicable
  08/28/2026 04 PM PDT            1.81            461         0      Not Applicable
  08/28/2026 05 PM PDT            1.81            461         0      Not Applicable
  08/28/2026 06 PM PDT            1.84            475         +      Not Applicable
  08/28/2026 07 PM PDT            1.91            508         +      Not Applicable
  08/28/2026 08 PM PDT            2.06            583         +      Not Applicable
  08/28/2026 09 PM PDT            2.28            700         +      Not Applicable
  08/28/2026 10 PM PDT            2.48            816         +      Not Applicable
  08/28/2026 11 PM PDT            2.65            922         +      Not Applicable
  08/29/2026 12 AM PDT            2.82           1033         +      Not Applicable
  08/29/2026 01 AM PDT            2.94           1115         +      Not Applicable
  08/29/2026 02 AM PDT            3.01           1164         +      Not Applicable
  08/29/2026 03 AM PDT            3.05           1193         +      Not Applicable
  08/29/2026 04 AM PDT            3.08           1214         +      Not Applicable
  08/29/2026 05 AM PDT            3.10           1229         +      Not Applicable
  08/29/2026 06 AM PDT            3.10           1229         0      Not Applicable
  08/29/2026 07 AM PDT            3.11           1236         +      Not Applicable
  08/29/2026 08 AM PDT            3.11           1236         0      Not Applicable
  08/29/2026 09 AM PDT            3.12           1244         +      Not Applicable
  08/29/2026 10 AM PDT            3.12           1244         0      Not Applicable
  08/29/2026 11 AM PDT            3.12           1244         0      Not Applicable
  08/29/2026 12 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 01 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 02 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 03 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 04 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 05 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 06 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 07 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 08 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 09 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 10 PM PDT            3.12           1244         0      Not Applicable
  08/29/2026 11 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 12 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 01 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 02 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 03 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 04 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 05 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 06 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 07 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 08 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 09 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 10 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 11 AM PDT            3.12           1244         0      Not Applicable
  08/30/2026 12 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 01 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 02 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 03 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 04 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 05 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 06 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 07 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 08 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 09 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 10 PM PDT            3.12           1244         0      Not Applicable
  08/30/2026 11 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 12 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 01 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 02 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 03 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 04 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 05 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 06 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 07 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 08 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 09 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 10 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 11 AM PDT            3.12           1244         0      Not Applicable
  08/31/2026 12 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 01 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 02 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 03 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 04 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 05 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 06 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 07 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 08 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 09 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 10 PM PDT            3.12           1244         0      Not Applicable
  08/31/2026 11 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 12 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 01 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 02 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 03 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 04 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 05 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 06 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 07 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 08 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 09 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 10 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 11 AM PDT            3.12           1244         0      Not Applicable
  09/01/2026 12 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 01 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 02 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 03 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 04 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 05 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 06 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 07 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 08 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 09 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 10 PM PDT            3.12           1244         0      Not Applicable
  09/01/2026 11 PM PDT            3.12           1244         0      Not Applicable
  09/02/2026 12 AM PDT            3.12           1244         0      Not Applicable
  09/02/2026 01 AM PDT            3.12           1244         0      Not Applicable
  09/02/2026 02 AM PDT            3.12           1244         0      Not Applicable
  09/02/2026 03 AM PDT            3.12           1244         0      Not Applicable
  09/02/2026 04 AM PDT            3.12           1244         0      Not Applicable
  09/02/2026 05 AM PDT            3.12           1244         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.