TRINITY RIVER - ABOVE COFFEE CREEK (TCCC1)
Latitude: 41.11º NLongitude: 122.70º WElevation: 2537 FeetForecast Type: Unofficial Location
Location: Trinity County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: May 21 2026 at 7:22 AM PDTNext Issuance: May 22 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 - Above Coffee Creek (TCCC1)
#
# File Generation Time:  05/21/2026 at 07:23 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/16/2026 at 03:00 PM PDT
# Maximum Observed Stage:                       3.68 Feet
# Maximum Observed Flow:                        162 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/21/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       3.54 Feet
# Maximum Forecast Flow:                        128 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/16/2026 07 AM PDT            3.68            162                Not Applicable
  05/16/2026 08 AM PDT            3.68            162         0      Not Applicable
  05/16/2026 09 AM PDT            3.68            162         0      Not Applicable
  05/16/2026 10 AM PDT            3.68            162         0      Not Applicable
  05/16/2026 11 AM PDT            3.68            162         0      Not Applicable
  05/16/2026 12 PM PDT            3.68            162         0      Not Applicable
  05/16/2026 01 PM PDT            3.68            162         0      Not Applicable
  05/16/2026 02 PM PDT            3.68            162         0      Not Applicable
  05/16/2026 03 PM PDT            3.68            162         0      Not Applicable
  05/16/2026 04 PM PDT            3.67            159         -      Not Applicable
  05/16/2026 05 PM PDT            3.67            159         0      Not Applicable
  05/16/2026 06 PM PDT            3.66            157         -      Not Applicable
  05/16/2026 07 PM PDT            3.66            157         0      Not Applicable
  05/16/2026 08 PM PDT            3.66            157         0      Not Applicable
  05/16/2026 09 PM PDT            3.66            157         0      Not Applicable
  05/16/2026 10 PM PDT            3.65            154         -      Not Applicable
  05/16/2026 11 PM PDT            3.65            154         0      Not Applicable
  05/17/2026 12 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 01 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 02 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 03 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 04 AM PDT            3.64            152         -      Not Applicable
  05/17/2026 05 AM PDT            3.65            154         +      Not Applicable
  05/17/2026 06 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 07 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 08 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 09 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 10 AM PDT            3.65            154         0      Not Applicable
  05/17/2026 11 AM PDT            3.66            157         +      Not Applicable
  05/17/2026 12 PM PDT            3.65            154         -      Not Applicable
  05/17/2026 01 PM PDT            3.65            154         0      Not Applicable
  05/17/2026 02 PM PDT            3.65            154         0      Not Applicable
  05/17/2026 03 PM PDT            3.65            154         0      Not Applicable
  05/17/2026 04 PM PDT            3.64            152         -      Not Applicable
  05/17/2026 05 PM PDT            3.64            152         0      Not Applicable
  05/17/2026 06 PM PDT            3.64            152         0      Not Applicable
  05/17/2026 07 PM PDT            3.63            149         -      Not Applicable
  05/17/2026 08 PM PDT            3.64            152         +      Not Applicable
  05/17/2026 09 PM PDT            3.63            149         -      Not Applicable
  05/17/2026 10 PM PDT            3.63            149         0      Not Applicable
  05/17/2026 11 PM PDT            3.63            149         0      Not Applicable
  05/18/2026 12 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 01 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 02 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 03 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 04 AM PDT            3.62            147         -      Not Applicable
  05/18/2026 05 AM PDT            3.63            149         +      Not Applicable
  05/18/2026 06 AM PDT            3.62            147         -      Not Applicable
  05/18/2026 07 AM PDT            3.63            149         +      Not Applicable
  05/18/2026 08 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 09 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 10 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 11 AM PDT            3.63            149         0      Not Applicable
  05/18/2026 12 PM PDT            3.63            149         0      Not Applicable
  05/18/2026 01 PM PDT            3.63            149         0      Not Applicable
  05/18/2026 02 PM PDT            3.63            149         0      Not Applicable
  05/18/2026 03 PM PDT            3.62            147         -      Not Applicable
  05/18/2026 04 PM PDT            3.62            147         0      Not Applicable
  05/18/2026 05 PM PDT            3.61            144         -      Not Applicable
  05/18/2026 06 PM PDT            3.61            144         0      Not Applicable
  05/18/2026 07 PM PDT            3.60            142         -      Not Applicable
  05/18/2026 08 PM PDT            3.60            142         0      Not Applicable
  05/18/2026 09 PM PDT            3.60            142         0      Not Applicable
  05/18/2026 10 PM PDT            3.60            142         0      Not Applicable
  05/18/2026 11 PM PDT            3.59            139         -      Not Applicable
  05/19/2026 12 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 01 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 02 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 03 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 04 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 05 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 06 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 07 AM PDT            3.59            139         0      Not Applicable
  05/19/2026 08 AM PDT            3.60            142         +      Not Applicable
  05/19/2026 09 AM PDT            3.60            142         0      Not Applicable
  05/19/2026 10 AM PDT            3.60            142         0      Not Applicable
  05/19/2026 11 AM PDT            3.60            142         0      Not Applicable
  05/19/2026 12 PM PDT            3.60            142         0      Not Applicable
  05/19/2026 01 PM PDT            3.60            142         0      Not Applicable
  05/19/2026 02 PM PDT            3.59            139         -      Not Applicable
  05/19/2026 03 PM PDT            3.59            139         0      Not Applicable
  05/19/2026 04 PM PDT            3.59            139         0      Not Applicable
  05/19/2026 05 PM PDT            3.58            137         -      Not Applicable
  05/19/2026 06 PM PDT            3.58            137         0      Not Applicable
  05/19/2026 07 PM PDT            3.58            137         0      Not Applicable
  05/19/2026 08 PM PDT            3.57            135         -      Not Applicable
  05/19/2026 09 PM PDT            3.57            135         0      Not Applicable
  05/19/2026 10 PM PDT            3.57            135         0      Not Applicable
  05/19/2026 11 PM PDT            3.56            132         -      Not Applicable
  05/20/2026 12 AM PDT            3.57            135         +      Not Applicable
  05/20/2026 01 AM PDT            3.56            132         -      Not Applicable
  05/20/2026 02 AM PDT            3.56            132         0      Not Applicable
  05/20/2026 03 AM PDT            3.56            132         0      Not Applicable
  05/20/2026 04 AM PDT            3.56            132         0      Not Applicable
  05/20/2026 05 AM PDT            3.56            132         0      Not Applicable
  05/20/2026 06 AM PDT            3.56            132         0      Not Applicable
  05/20/2026 07 AM PDT            3.57            135         +      Not Applicable
  05/20/2026 08 AM PDT            3.56            132         -      Not Applicable
  05/20/2026 09 AM PDT            3.57            135         +      Not Applicable
  05/20/2026 10 AM PDT            3.57            135         0      Not Applicable
  05/20/2026 11 AM PDT            3.57            135         0      Not Applicable
  05/20/2026 12 PM PDT            3.58            137         +      Not Applicable
  05/20/2026 01 PM PDT            3.57            135         -      Not Applicable
  05/20/2026 02 PM PDT            3.57            135         0      Not Applicable
  05/20/2026 03 PM PDT            3.57            135         0      Not Applicable
  05/20/2026 04 PM PDT            3.56            132         -      Not Applicable
  05/20/2026 05 PM PDT            3.56            132         0      Not Applicable
  05/20/2026 06 PM PDT            3.55            130         -      Not Applicable
  05/20/2026 07 PM PDT            3.55            130         0      Not Applicable
  05/20/2026 08 PM PDT            3.55            130         0      Not Applicable
  05/20/2026 09 PM PDT            3.54            128         -      Not Applicable
  05/20/2026 10 PM PDT            3.54            128         0      Not Applicable
  05/20/2026 11 PM PDT            3.54            128         0      Not Applicable
  05/21/2026 12 AM PDT            3.54            128         0      Not Applicable
  05/21/2026 01 AM PDT            3.54            128         0      Not Applicable
  05/21/2026 02 AM PDT            3.53            125         -      Not Applicable
  05/21/2026 03 AM PDT            3.54            128         +      Not Applicable
  05/21/2026 04 AM PDT            3.54            128         0      Not Applicable
  05/21/2026 05 AM PDT            3.54            128         0      Not Applicable
  05/21/2026 06 AM PDT            3.54            128         0      Not Applicable
  05/21/2026 07 AM PDT            3.54            128         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/21/2026 08 AM PDT            3.54            128                Not Applicable
  05/21/2026 09 AM PDT            3.54            128         0      Not Applicable
  05/21/2026 10 AM PDT            3.53            125         -      Not Applicable
  05/21/2026 11 AM PDT            3.53            125         0      Not Applicable
  05/21/2026 12 PM PDT            3.53            125         0      Not Applicable
  05/21/2026 01 PM PDT            3.53            125         0      Not Applicable
  05/21/2026 02 PM PDT            3.53            125         0      Not Applicable
  05/21/2026 03 PM PDT            3.53            125         0      Not Applicable
  05/21/2026 04 PM PDT            3.53            125         0      Not Applicable
  05/21/2026 05 PM PDT            3.53            125         0      Not Applicable
  05/21/2026 06 PM PDT            3.52            123         -      Not Applicable
  05/21/2026 07 PM PDT            3.52            123         0      Not Applicable
  05/21/2026 08 PM PDT            3.52            123         0      Not Applicable
  05/21/2026 09 PM PDT            3.52            123         0      Not Applicable
  05/21/2026 10 PM PDT            3.52            123         0      Not Applicable
  05/21/2026 11 PM PDT            3.52            123         0      Not Applicable
  05/22/2026 12 AM PDT            3.52            123         0      Not Applicable
  05/22/2026 01 AM PDT            3.52            123         0      Not Applicable
  05/22/2026 02 AM PDT            3.52            123         0      Not Applicable
  05/22/2026 03 AM PDT            3.52            123         0      Not Applicable
  05/22/2026 04 AM PDT            3.51            121         -      Not Applicable
  05/22/2026 05 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 06 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 07 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 08 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 09 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 10 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 11 AM PDT            3.51            121         0      Not Applicable
  05/22/2026 12 PM PDT            3.51            121         0      Not Applicable
  05/22/2026 01 PM PDT            3.50            119         -      Not Applicable
  05/22/2026 02 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 03 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 04 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 05 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 06 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 07 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 08 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 09 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 10 PM PDT            3.50            119         0      Not Applicable
  05/22/2026 11 PM PDT            3.49            117         -      Not Applicable
  05/23/2026 12 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 01 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 02 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 03 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 04 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 05 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 06 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 07 AM PDT            3.49            117         0      Not Applicable
  05/23/2026 08 AM PDT            3.48            115         -      Not Applicable
  05/23/2026 09 AM PDT            3.48            115         0      Not Applicable
  05/23/2026 10 AM PDT            3.48            115         0      Not Applicable
  05/23/2026 11 AM PDT            3.48            115         0      Not Applicable
  05/23/2026 12 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 01 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 02 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 03 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 04 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 05 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 06 PM PDT            3.48            115         0      Not Applicable
  05/23/2026 07 PM PDT            3.47            112         -      Not Applicable
  05/23/2026 08 PM PDT            3.47            112         0      Not Applicable
  05/23/2026 09 PM PDT            3.47            112         0      Not Applicable
  05/23/2026 10 PM PDT            3.47            112         0      Not Applicable
  05/23/2026 11 PM PDT            3.47            112         0      Not Applicable
  05/24/2026 12 AM PDT            3.47            112         0      Not Applicable
  05/24/2026 01 AM PDT            3.47            112         0      Not Applicable
  05/24/2026 02 AM PDT            3.47            112         0      Not Applicable
  05/24/2026 03 AM PDT            3.47            112         0      Not Applicable
  05/24/2026 04 AM PDT            3.47            112         0      Not Applicable
  05/24/2026 05 AM PDT            3.46            110         -      Not Applicable
  05/24/2026 06 AM PDT            3.46            110         0      Not Applicable
  05/24/2026 07 AM PDT            3.46            110         0      Not Applicable
  05/24/2026 08 AM PDT            3.46            110         0      Not Applicable
  05/24/2026 09 AM PDT            3.46            110         0      Not Applicable
  05/24/2026 10 AM PDT            3.46            110         0      Not Applicable
  05/24/2026 11 AM PDT            3.46            110         0      Not Applicable
  05/24/2026 12 PM PDT            3.46            110         0      Not Applicable
  05/24/2026 01 PM PDT            3.46            110         0      Not Applicable
  05/24/2026 02 PM PDT            3.46            110         0      Not Applicable
  05/24/2026 03 PM PDT            3.46            110         0      Not Applicable
  05/24/2026 04 PM PDT            3.45            108         -      Not Applicable
  05/24/2026 05 PM PDT            3.45            108         0      Not Applicable
  05/24/2026 06 PM PDT            3.45            108         0      Not Applicable
  05/24/2026 07 PM PDT            3.45            108         0      Not Applicable
  05/24/2026 08 PM PDT            3.45            108         0      Not Applicable
  05/24/2026 09 PM PDT            3.45            108         0      Not Applicable
  05/24/2026 10 PM PDT            3.45            108         0      Not Applicable
  05/24/2026 11 PM PDT            3.45            108         0      Not Applicable
  05/25/2026 12 AM PDT            3.45            108         0      Not Applicable
  05/25/2026 01 AM PDT            3.45            108         0      Not Applicable
  05/25/2026 02 AM PDT            3.44            106         -      Not Applicable
  05/25/2026 03 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 04 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 05 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 06 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 07 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 08 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 09 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 10 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 11 AM PDT            3.44            106         0      Not Applicable
  05/25/2026 12 PM PDT            3.44            106         0      Not Applicable
  05/25/2026 01 PM PDT            3.44            106         0      Not Applicable
  05/25/2026 02 PM PDT            3.44            106         0      Not Applicable
  05/25/2026 03 PM PDT            3.43            104         -      Not Applicable
  05/25/2026 04 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 05 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 06 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 07 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 08 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 09 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 10 PM PDT            3.43            104         0      Not Applicable
  05/25/2026 11 PM PDT            3.43            104         0      Not Applicable
  05/26/2026 12 AM PDT            3.43            104         0      Not Applicable
  05/26/2026 01 AM PDT            3.42            102         -      Not Applicable
  05/26/2026 02 AM PDT            3.42            102         0      Not Applicable
  05/26/2026 03 AM PDT            3.42            102         0      Not Applicable
  05/26/2026 04 AM PDT            3.42            102         0      Not Applicable
  05/26/2026 05 AM PDT            3.42            102         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.