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: May 02 2026 at 8:44 AM PDTNext Issuance: May 03 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:  05/02/2026 at 08:46 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/30/2026 at 12:00 AM PDT
# Maximum Observed Stage:                       4.06 Feet
# Maximum Observed Flow:                        2023 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/05/2026 at 01:00 AM PDT
# Maximum Forecast Stage:                       3.78 Feet
# Maximum Forecast Flow:                        1772 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/27/2026 08 AM PDT            3.98           1949                Not Applicable
  04/27/2026 09 AM PDT            3.96           1931         -      Not Applicable
  04/27/2026 10 AM PDT            3.92           1895         -      Not Applicable
  04/27/2026 11 AM PDT            3.89           1868         -      Not Applicable
  04/27/2026 12 PM PDT            3.84           1824         -      Not Applicable
  04/27/2026 01 PM PDT            3.85           1833         +      Not Applicable
  04/27/2026 02 PM PDT            3.84           1824         -      Not Applicable
  04/27/2026 03 PM PDT            3.82           1807         -      Not Applicable
  04/27/2026 04 PM PDT            3.81           1798         -      Not Applicable
  04/27/2026 05 PM PDT            3.81           1798         0      Not Applicable
  04/27/2026 06 PM PDT            3.81           1798         0      Not Applicable
  04/27/2026 07 PM PDT            3.79           1781         -      Not Applicable
  04/27/2026 08 PM PDT            3.77           1763         -      Not Applicable
  04/27/2026 09 PM PDT            3.76           1755         -      Not Applicable
  04/27/2026 10 PM PDT            3.75           1746         -      Not Applicable
  04/27/2026 11 PM PDT            3.77           1763         +      Not Applicable
  04/28/2026 12 AM PDT            3.78           1772         +      Not Applicable
  04/28/2026 01 AM PDT            3.76           1755         -      Not Applicable
  04/28/2026 02 AM PDT            3.77           1763         +      Not Applicable
  04/28/2026 03 AM PDT            3.78           1772         +      Not Applicable
  04/28/2026 04 AM PDT            3.76           1755         -      Not Applicable
  04/28/2026 05 AM PDT            3.76           1755         0      Not Applicable
  04/28/2026 06 AM PDT            3.76           1755         0      Not Applicable
  04/28/2026 07 AM PDT            3.78           1772         +      Not Applicable
  04/28/2026 08 AM PDT            3.83           1815         +      Not Applicable
  04/28/2026 09 AM PDT            3.87           1851         +      Not Applicable
  04/28/2026 10 AM PDT            3.87           1851         0      Not Applicable
  04/28/2026 11 AM PDT            3.87           1851         0      Not Applicable
  04/28/2026 12 PM PDT            3.85           1833         -      Not Applicable
  04/28/2026 01 PM PDT            3.86           1842         +      Not Applicable
  04/28/2026 02 PM PDT            3.85           1833         -      Not Applicable
  04/28/2026 03 PM PDT            3.83           1815         -      Not Applicable
  04/28/2026 04 PM PDT            3.84           1824         +      Not Applicable
  04/28/2026 05 PM PDT            3.84           1824         0      Not Applicable
  04/28/2026 06 PM PDT            3.84           1824         0      Not Applicable
  04/28/2026 07 PM PDT            3.83           1815         -      Not Applicable
  04/28/2026 08 PM PDT            3.83           1815         0      Not Applicable
  04/28/2026 09 PM PDT            3.83           1815         0      Not Applicable
  04/28/2026 10 PM PDT            3.83           1815         0      Not Applicable
  04/28/2026 11 PM PDT            3.82           1807         -      Not Applicable
  04/29/2026 12 AM PDT            3.84           1824         +      Not Applicable
  04/29/2026 01 AM PDT            3.83           1815         -      Not Applicable
  04/29/2026 02 AM PDT            3.83           1815         0      Not Applicable
  04/29/2026 03 AM PDT            3.84           1824         +      Not Applicable
  04/29/2026 04 AM PDT            3.82           1807         -      Not Applicable
  04/29/2026 05 AM PDT            3.84           1824         +      Not Applicable
  04/29/2026 06 AM PDT            3.81           1798         -      Not Applicable
  04/29/2026 07 AM PDT            3.82           1807         +      Not Applicable
  04/29/2026 08 AM PDT            3.81           1798         -      Not Applicable
  04/29/2026 09 AM PDT            3.83           1815         +      Not Applicable
  04/29/2026 10 AM PDT            3.84           1824         +      Not Applicable
  04/29/2026 11 AM PDT            3.84           1824         0      Not Applicable
  04/29/2026 12 PM PDT            3.85           1833         +      Not Applicable
  04/29/2026 01 PM PDT            3.84           1824         -      Not Applicable
  04/29/2026 02 PM PDT            3.80           1789         -      Not Applicable
  04/29/2026 03 PM PDT            3.82           1807         +      Not Applicable
  04/29/2026 04 PM PDT            3.83           1815         +      Not Applicable
  04/29/2026 05 PM PDT            3.90           1877         +      Not Applicable
  04/29/2026 06 PM PDT            3.93           1904         +      Not Applicable
  04/29/2026 07 PM PDT            3.93           1904         0      Not Applicable
  04/29/2026 08 PM PDT            3.93           1904         0      Not Applicable
  04/29/2026 09 PM PDT            3.94           1913         +      Not Applicable
  04/29/2026 10 PM PDT            4.01           1977         +      Not Applicable
  04/29/2026 11 PM PDT            4.04           2004         +      Not Applicable
  04/30/2026 12 AM PDT            4.06           2023         +      Not Applicable
  04/30/2026 01 AM PDT            4.05           2013         -      Not Applicable
  04/30/2026 02 AM PDT            4.03           1995         -      Not Applicable
  04/30/2026 03 AM PDT            4.03           1995         0      Not Applicable
  04/30/2026 04 AM PDT            4.02           1986         -      Not Applicable
  04/30/2026 05 AM PDT            4.03           1995         +      Not Applicable
  04/30/2026 06 AM PDT            4.03           1995         0      Not Applicable
  04/30/2026 07 AM PDT            4.01           1977         -      Not Applicable
  04/30/2026 08 AM PDT            4.00           1967         -      Not Applicable
  04/30/2026 09 AM PDT            3.99           1958         -      Not Applicable
  04/30/2026 10 AM PDT            4.01           1977         +      Not Applicable
  04/30/2026 11 AM PDT            3.99           1958         -      Not Applicable
  04/30/2026 12 PM PDT            4.01           1977         +      Not Applicable
  04/30/2026 01 PM PDT            4.00           1967         -      Not Applicable
  04/30/2026 02 PM PDT            4.00           1967         0      Not Applicable
  04/30/2026 03 PM PDT            4.00           1967         0      Not Applicable
  04/30/2026 04 PM PDT            3.99           1958         -      Not Applicable
  04/30/2026 05 PM PDT            4.01           1977         +      Not Applicable
  04/30/2026 06 PM PDT            3.98           1949         -      Not Applicable
  04/30/2026 07 PM PDT            3.95           1922         -      Not Applicable
  04/30/2026 08 PM PDT            3.92           1895         -      Not Applicable
  04/30/2026 09 PM PDT            3.90           1877         -      Not Applicable
  04/30/2026 10 PM PDT            3.92           1895         +      Not Applicable
  04/30/2026 11 PM PDT            3.89           1868         -      Not Applicable
  05/01/2026 12 AM PDT            3.90           1877         +      Not Applicable
  05/01/2026 01 AM PDT            3.92           1895         +      Not Applicable
  05/01/2026 02 AM PDT            3.90           1877         -      Not Applicable
  05/01/2026 03 AM PDT            3.92           1895         +      Not Applicable
  05/01/2026 04 AM PDT            3.90           1877         -      Not Applicable
  05/01/2026 05 AM PDT            3.90           1877         0      Not Applicable
  05/01/2026 06 AM PDT            3.90           1877         0      Not Applicable
  05/01/2026 07 AM PDT            3.90           1877         0      Not Applicable
  05/01/2026 08 AM PDT            3.92           1895         +      Not Applicable
  05/01/2026 09 AM PDT            3.89           1868         -      Not Applicable
  05/01/2026 10 AM PDT            3.87           1851         -      Not Applicable
  05/01/2026 11 AM PDT            3.83           1815         -      Not Applicable
  05/01/2026 12 PM PDT            3.81           1798         -      Not Applicable
  05/01/2026 01 PM PDT            3.82           1807         +      Not Applicable
  05/01/2026 02 PM PDT            3.83           1815         +      Not Applicable
  05/01/2026 03 PM PDT            3.83           1815         0      Not Applicable
  05/01/2026 04 PM PDT            3.82           1807         -      Not Applicable
  05/01/2026 05 PM PDT            3.83           1815         +      Not Applicable
  05/01/2026 06 PM PDT            3.83           1815         0      Not Applicable
  05/01/2026 07 PM PDT            3.82           1807         -      Not Applicable
  05/01/2026 08 PM PDT            3.83           1815         +      Not Applicable
  05/01/2026 09 PM PDT            3.83           1815         0      Not Applicable
  05/01/2026 10 PM PDT            3.83           1815         0      Not Applicable
  05/01/2026 11 PM PDT            3.84           1824         +      Not Applicable
  05/02/2026 12 AM PDT            3.83           1815         -      Not Applicable
  05/02/2026 01 AM PDT            3.82           1807         -      Not Applicable
  05/02/2026 02 AM PDT            3.80           1789         -      Not Applicable
  05/02/2026 03 AM PDT            3.81           1798         +      Not Applicable
  05/02/2026 04 AM PDT            3.80           1789         -      Not Applicable
  05/02/2026 05 AM PDT            3.79           1781         -      Not Applicable
  05/02/2026 06 AM PDT            3.78           1772         -      Not Applicable
  05/02/2026 07 AM PDT            3.77           1763         -      Not Applicable
  05/02/2026 08 AM PDT            3.77           1763         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/02/2026 09 AM PDT            3.77           1763                Not Applicable
  05/02/2026 10 AM PDT            3.77           1763         0      Not Applicable
  05/02/2026 11 AM PDT            3.76           1755         -      Not Applicable
  05/02/2026 12 PM PDT            3.75           1746         -      Not Applicable
  05/02/2026 01 PM PDT            3.75           1746         0      Not Applicable
  05/02/2026 02 PM PDT            3.74           1737         -      Not Applicable
  05/02/2026 03 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 04 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 05 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 06 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 07 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 08 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 09 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 10 PM PDT            3.74           1737         0      Not Applicable
  05/02/2026 11 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 12 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 01 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 02 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 03 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 04 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 05 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 06 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 07 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 08 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 09 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 10 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 11 AM PDT            3.74           1737         0      Not Applicable
  05/03/2026 12 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 01 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 02 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 03 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 04 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 05 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 06 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 07 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 08 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 09 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 10 PM PDT            3.74           1737         0      Not Applicable
  05/03/2026 11 PM PDT            3.74           1737         0      Not Applicable
  05/04/2026 12 AM PDT            3.74           1737         0      Not Applicable
  05/04/2026 01 AM PDT            3.75           1746         +      Not Applicable
  05/04/2026 02 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 03 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 04 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 05 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 06 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 07 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 08 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 09 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 10 AM PDT            3.75           1746         0      Not Applicable
  05/04/2026 11 AM PDT            3.76           1755         +      Not Applicable
  05/04/2026 12 PM PDT            3.76           1755         0      Not Applicable
  05/04/2026 01 PM PDT            3.76           1755         0      Not Applicable
  05/04/2026 02 PM PDT            3.76           1755         0      Not Applicable
  05/04/2026 03 PM PDT            3.77           1763         +      Not Applicable
  05/04/2026 04 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 05 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 06 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 07 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 08 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 09 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 10 PM PDT            3.77           1763         0      Not Applicable
  05/04/2026 11 PM PDT            3.77           1763         0      Not Applicable
  05/05/2026 12 AM PDT            3.77           1763         0      Not Applicable
  05/05/2026 01 AM PDT            3.78           1772         +      Not Applicable
  05/05/2026 02 AM PDT            3.78           1772         0      Not Applicable
  05/05/2026 03 AM PDT            3.78           1772         0      Not Applicable
  05/05/2026 04 AM PDT            3.78           1772         0      Not Applicable
  05/05/2026 05 AM PDT            3.78           1772         0      Not Applicable
  05/05/2026 06 AM PDT            3.78           1772         0      Not Applicable
  05/05/2026 07 AM PDT            3.77           1763         -      Not Applicable
  05/05/2026 08 AM PDT            3.77           1763         0      Not Applicable
  05/05/2026 09 AM PDT            3.77           1763         0      Not Applicable
  05/05/2026 10 AM PDT            3.76           1755         -      Not Applicable
  05/05/2026 11 AM PDT            3.76           1755         0      Not Applicable
  05/05/2026 12 PM PDT            3.76           1755         0      Not Applicable
  05/05/2026 01 PM PDT            3.76           1755         0      Not Applicable
  05/05/2026 02 PM PDT            3.75           1746         -      Not Applicable
  05/05/2026 03 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 04 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 05 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 06 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 07 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 08 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 09 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 10 PM PDT            3.75           1746         0      Not Applicable
  05/05/2026 11 PM PDT            3.74           1737         -      Not Applicable
  05/06/2026 12 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 01 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 02 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 03 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 04 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 05 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 06 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 07 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 08 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 09 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 10 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 11 AM PDT            3.74           1737         0      Not Applicable
  05/06/2026 12 PM PDT            3.73           1729         -      Not Applicable
  05/06/2026 01 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 02 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 03 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 04 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 05 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 06 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 07 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 08 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 09 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 10 PM PDT            3.73           1729         0      Not Applicable
  05/06/2026 11 PM PDT            3.73           1729         0      Not Applicable
  05/07/2026 12 AM PDT            3.73           1729         0      Not Applicable
  05/07/2026 01 AM PDT            3.73           1729         0      Not Applicable
  05/07/2026 02 AM PDT            3.73           1729         0      Not Applicable
  05/07/2026 03 AM PDT            3.73           1729         0      Not Applicable
  05/07/2026 04 AM PDT            3.73           1729         0      Not Applicable
  05/07/2026 05 AM PDT            3.73           1729         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.