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: Apr 20 2026 at 6:49 AM PDTNext Issuance: Apr 21 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:  04/20/2026 at 06:51 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/15/2026 at 06:00 AM PDT
# Maximum Observed Stage:                       4.46 Feet
# Maximum Observed Flow:                        424 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/21/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       5.76 Feet
# Maximum Forecast Flow:                        1159 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/15/2026 06 AM PDT            4.46            424                Not Applicable
  04/15/2026 07 AM PDT            4.45            419         -      Not Applicable
  04/15/2026 08 AM PDT            4.43            411         -      Not Applicable
  04/15/2026 09 AM PDT            4.42            407         -      Not Applicable
  04/15/2026 10 AM PDT            4.41            403         -      Not Applicable
  04/15/2026 11 AM PDT            4.40            399         -      Not Applicable
  04/15/2026 12 PM PDT            4.40            399         0      Not Applicable
  04/15/2026 01 PM PDT            4.39            395         -      Not Applicable
  04/15/2026 02 PM PDT            4.39            395         0      Not Applicable
  04/15/2026 03 PM PDT            4.38            391         -      Not Applicable
  04/15/2026 04 PM PDT            4.38            391         0      Not Applicable
  04/15/2026 05 PM PDT            4.38            391         0      Not Applicable
  04/15/2026 06 PM PDT            4.40            399         +      Not Applicable
  04/15/2026 07 PM PDT            4.41            403         +      Not Applicable
  04/15/2026 08 PM PDT            4.42            407         +      Not Applicable
  04/15/2026 09 PM PDT            4.43            411         +      Not Applicable
  04/15/2026 10 PM PDT            4.45            419         +      Not Applicable
  04/15/2026 11 PM PDT            4.45            419         0      Not Applicable
  04/16/2026 12 AM PDT            4.45            419         0      Not Applicable
  04/16/2026 01 AM PDT            4.45            419         0      Not Applicable
  04/16/2026 02 AM PDT            4.42            407         -      Not Applicable
  04/16/2026 03 AM PDT            4.41            403         -      Not Applicable
  04/16/2026 04 AM PDT            4.40            399         -      Not Applicable
  04/16/2026 05 AM PDT            4.38            391         -      Not Applicable
  04/16/2026 06 AM PDT            4.38            391         0      Not Applicable
  04/16/2026 07 AM PDT            4.36            383         -      Not Applicable
  04/16/2026 08 AM PDT            4.35            379         -      Not Applicable
  04/16/2026 09 AM PDT            4.34            375         -      Not Applicable
  04/16/2026 10 AM PDT            4.33            371         -      Not Applicable
  04/16/2026 11 AM PDT            4.32            367         -      Not Applicable
  04/16/2026 12 PM PDT            4.31            363         -      Not Applicable
  04/16/2026 01 PM PDT            4.30            359         -      Not Applicable
  04/16/2026 02 PM PDT            4.30            359         0      Not Applicable
  04/16/2026 03 PM PDT            4.29            356         -      Not Applicable
  04/16/2026 04 PM PDT            4.29            356         0      Not Applicable
  04/16/2026 05 PM PDT            4.29            356         0      Not Applicable
  04/16/2026 06 PM PDT            4.29            356         0      Not Applicable
  04/16/2026 07 PM PDT            4.29            356         0      Not Applicable
  04/16/2026 08 PM PDT            4.28            352         -      Not Applicable
  04/16/2026 09 PM PDT            4.28            352         0      Not Applicable
  04/16/2026 10 PM PDT            4.28            352         0      Not Applicable
  04/16/2026 11 PM PDT            4.28            352         0      Not Applicable
  04/17/2026 12 AM PDT            4.28            352         0      Not Applicable
  04/17/2026 01 AM PDT            4.27            348         -      Not Applicable
  04/17/2026 02 AM PDT            4.27            348         0      Not Applicable
  04/17/2026 03 AM PDT            4.26            344         -      Not Applicable
  04/17/2026 04 AM PDT            4.25            340         -      Not Applicable
  04/17/2026 05 AM PDT            4.25            340         0      Not Applicable
  04/17/2026 06 AM PDT            4.24            337         -      Not Applicable
  04/17/2026 07 AM PDT            4.23            333         -      Not Applicable
  04/17/2026 08 AM PDT            4.23            333         0      Not Applicable
  04/17/2026 09 AM PDT            4.23            333         0      Not Applicable
  04/17/2026 10 AM PDT            4.22            329         -      Not Applicable
  04/17/2026 11 AM PDT            4.22            329         0      Not Applicable
  04/17/2026 12 PM PDT            4.21            326         -      Not Applicable
  04/17/2026 01 PM PDT            4.21            326         0      Not Applicable
  04/17/2026 02 PM PDT            4.20            322         -      Not Applicable
  04/17/2026 03 PM PDT            4.21            326         +      Not Applicable
  04/17/2026 04 PM PDT            4.20            322         -      Not Applicable
  04/17/2026 05 PM PDT            4.20            322         0      Not Applicable
  04/17/2026 06 PM PDT            4.20            322         0      Not Applicable
  04/17/2026 07 PM PDT            4.20            322         0      Not Applicable
  04/17/2026 08 PM PDT            4.20            322         0      Not Applicable
  04/17/2026 09 PM PDT            4.20            322         0      Not Applicable
  04/17/2026 10 PM PDT            4.20            322         0      Not Applicable
  04/17/2026 11 PM PDT            4.21            326         +      Not Applicable
  04/18/2026 12 AM PDT            4.21            326         0      Not Applicable
  04/18/2026 01 AM PDT            4.20            322         -      Not Applicable
  04/18/2026 02 AM PDT            4.21            326         +      Not Applicable
  04/18/2026 03 AM PDT            4.20            322         -      Not Applicable
  04/18/2026 04 AM PDT            4.20            322         0      Not Applicable
  04/18/2026 05 AM PDT            4.19            319         -      Not Applicable
  04/18/2026 06 AM PDT            4.19            319         0      Not Applicable
  04/18/2026 07 AM PDT            4.19            319         0      Not Applicable
  04/18/2026 08 AM PDT            4.18            315         -      Not Applicable
  04/18/2026 09 AM PDT            4.18            315         0      Not Applicable
  04/18/2026 10 AM PDT            4.17            311         -      Not Applicable
  04/18/2026 11 AM PDT            4.18            315         +      Not Applicable
  04/18/2026 12 PM PDT            4.17            311         -      Not Applicable
  04/18/2026 01 PM PDT            4.17            311         0      Not Applicable
  04/18/2026 02 PM PDT            4.16            308         -      Not Applicable
  04/18/2026 03 PM PDT            4.16            308         0      Not Applicable
  04/18/2026 04 PM PDT            4.15            304         -      Not Applicable
  04/18/2026 05 PM PDT            4.15            304         0      Not Applicable
  04/18/2026 06 PM PDT            4.14            301         -      Not Applicable
  04/18/2026 07 PM PDT            4.14            301         0      Not Applicable
  04/18/2026 08 PM PDT            4.14            301         0      Not Applicable
  04/18/2026 09 PM PDT            4.15            304         +      Not Applicable
  04/18/2026 10 PM PDT            4.15            304         0      Not Applicable
  04/18/2026 11 PM PDT            4.16            308         +      Not Applicable
  04/19/2026 12 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 01 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 02 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 03 AM PDT            4.17            311         +      Not Applicable
  04/19/2026 04 AM PDT            4.17            311         0      Not Applicable
  04/19/2026 05 AM PDT            4.16            308         -      Not Applicable
  04/19/2026 06 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 07 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 08 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 09 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 10 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 11 AM PDT            4.16            308         0      Not Applicable
  04/19/2026 12 PM PDT            4.15            304         -      Not Applicable
  04/19/2026 01 PM PDT            4.15            304         0      Not Applicable
  04/19/2026 02 PM PDT            4.14            301         -      Not Applicable
  04/19/2026 03 PM PDT            4.14            301         0      Not Applicable
  04/19/2026 04 PM PDT            4.13            297         -      Not Applicable
  04/19/2026 05 PM PDT            4.13            297         0      Not Applicable
  04/19/2026 06 PM PDT            4.13            297         0      Not Applicable
  04/19/2026 07 PM PDT            4.13            297         0      Not Applicable
  04/19/2026 08 PM PDT            4.13            297         0      Not Applicable
  04/19/2026 09 PM PDT            4.13            297         0      Not Applicable
  04/19/2026 10 PM PDT            4.14            301         +      Not Applicable
  04/19/2026 11 PM PDT            4.14            301         0      Not Applicable
  04/20/2026 12 AM PDT            4.14            301         0      Not Applicable
  04/20/2026 01 AM PDT            4.14            301         0      Not Applicable
  04/20/2026 02 AM PDT            4.14            301         0      Not Applicable
  04/20/2026 03 AM PDT            4.14            301         0      Not Applicable
  04/20/2026 04 AM PDT            4.14            301         0      Not Applicable
  04/20/2026 05 AM PDT            4.14            301         0      Not Applicable
  04/20/2026 06 AM PDT            4.14            301         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/20/2026 07 AM PDT            4.14            301                Not Applicable
  04/20/2026 08 AM PDT            4.13            297         -      Not Applicable
  04/20/2026 09 AM PDT            4.13            297         0      Not Applicable
  04/20/2026 10 AM PDT            4.13            297         0      Not Applicable
  04/20/2026 11 AM PDT            4.13            297         0      Not Applicable
  04/20/2026 12 PM PDT            4.12            294         -      Not Applicable
  04/20/2026 01 PM PDT            4.12            294         0      Not Applicable
  04/20/2026 02 PM PDT            4.13            297         +      Not Applicable
  04/20/2026 03 PM PDT            4.15            304         +      Not Applicable
  04/20/2026 04 PM PDT            4.18            315         +      Not Applicable
  04/20/2026 05 PM PDT            4.23            333         +      Not Applicable
  04/20/2026 06 PM PDT            4.29            356         +      Not Applicable
  04/20/2026 07 PM PDT            4.36            383         +      Not Applicable
  04/20/2026 08 PM PDT            4.44            415         +      Not Applicable
  04/20/2026 09 PM PDT            4.53            453         +      Not Applicable
  04/20/2026 10 PM PDT            4.63            498         +      Not Applicable
  04/20/2026 11 PM PDT            4.74            550         +      Not Applicable
  04/21/2026 12 AM PDT            4.91            635         +      Not Applicable
  04/21/2026 01 AM PDT            5.06            715         +      Not Applicable
  04/21/2026 02 AM PDT            5.20            795         +      Not Applicable
  04/21/2026 03 AM PDT            5.33            873         +      Not Applicable
  04/21/2026 04 AM PDT            5.43            935         +      Not Applicable
  04/21/2026 05 AM PDT            5.57           1027         +      Not Applicable
  04/21/2026 06 AM PDT            5.66           1088         +      Not Applicable
  04/21/2026 07 AM PDT            5.71           1123         +      Not Applicable
  04/21/2026 08 AM PDT            5.75           1152         +      Not Applicable
  04/21/2026 09 AM PDT            5.76           1159         +      Not Applicable
  04/21/2026 10 AM PDT            5.76           1159         0      Not Applicable
  04/21/2026 11 AM PDT            5.75           1152         -      Not Applicable
  04/21/2026 12 PM PDT            5.73           1137         -      Not Applicable
  04/21/2026 01 PM PDT            5.70           1116         -      Not Applicable
  04/21/2026 02 PM PDT            5.66           1088         -      Not Applicable
  04/21/2026 03 PM PDT            5.63           1068         -      Not Applicable
  04/21/2026 04 PM PDT            5.60           1047         -      Not Applicable
  04/21/2026 05 PM PDT            5.56           1020         -      Not Applicable
  04/21/2026 06 PM PDT            5.53           1000         -      Not Applicable
  04/21/2026 07 PM PDT            5.49            974         -      Not Applicable
  04/21/2026 08 PM PDT            5.46            955         -      Not Applicable
  04/21/2026 09 PM PDT            5.45            948         -      Not Applicable
  04/21/2026 10 PM PDT            5.43            935         -      Not Applicable
  04/21/2026 11 PM PDT            5.41            923         -      Not Applicable
  04/22/2026 12 AM PDT            5.38            904         -      Not Applicable
  04/22/2026 01 AM PDT            5.36            891         -      Not Applicable
  04/22/2026 02 AM PDT            5.34            879         -      Not Applicable
  04/22/2026 03 AM PDT            5.33            873         -      Not Applicable
  04/22/2026 04 AM PDT            5.31            860         -      Not Applicable
  04/22/2026 05 AM PDT            5.29            848         -      Not Applicable
  04/22/2026 06 AM PDT            5.28            842         -      Not Applicable
  04/22/2026 07 AM PDT            5.26            830         -      Not Applicable
  04/22/2026 08 AM PDT            5.25            824         -      Not Applicable
  04/22/2026 09 AM PDT            5.23            812         -      Not Applicable
  04/22/2026 10 AM PDT            5.21            801         -      Not Applicable
  04/22/2026 11 AM PDT            5.18            783         -      Not Applicable
  04/22/2026 12 PM PDT            5.15            766         -      Not Applicable
  04/22/2026 01 PM PDT            5.11            743         -      Not Applicable
  04/22/2026 02 PM PDT            5.08            726         -      Not Applicable
  04/22/2026 03 PM PDT            5.04            704         -      Not Applicable
  04/22/2026 04 PM PDT            5.01            688         -      Not Applicable
  04/22/2026 05 PM PDT            4.98            671         -      Not Applicable
  04/22/2026 06 PM PDT            4.95            656         -      Not Applicable
  04/22/2026 07 PM PDT            4.93            645         -      Not Applicable
  04/22/2026 08 PM PDT            4.91            635         -      Not Applicable
  04/22/2026 09 PM PDT            4.89            624         -      Not Applicable
  04/22/2026 10 PM PDT            4.88            619         -      Not Applicable
  04/22/2026 11 PM PDT            4.87            614         -      Not Applicable
  04/23/2026 12 AM PDT            4.87            614         0      Not Applicable
  04/23/2026 01 AM PDT            4.87            614         0      Not Applicable
  04/23/2026 02 AM PDT            4.87            614         0      Not Applicable
  04/23/2026 03 AM PDT            4.87            614         0      Not Applicable
  04/23/2026 04 AM PDT            4.87            614         0      Not Applicable
  04/23/2026 05 AM PDT            4.87            614         0      Not Applicable
  04/23/2026 06 AM PDT            4.86            609         -      Not Applicable
  04/23/2026 07 AM PDT            4.86            609         0      Not Applicable
  04/23/2026 08 AM PDT            4.85            604         -      Not Applicable
  04/23/2026 09 AM PDT            4.84            599         -      Not Applicable
  04/23/2026 10 AM PDT            4.84            599         0      Not Applicable
  04/23/2026 11 AM PDT            4.83            594         -      Not Applicable
  04/23/2026 12 PM PDT            4.83            594         0      Not Applicable
  04/23/2026 01 PM PDT            4.82            589         -      Not Applicable
  04/23/2026 02 PM PDT            4.81            584         -      Not Applicable
  04/23/2026 03 PM PDT            4.80            579         -      Not Applicable
  04/23/2026 04 PM PDT            4.80            579         0      Not Applicable
  04/23/2026 05 PM PDT            4.80            579         0      Not Applicable
  04/23/2026 06 PM PDT            4.80            579         0      Not Applicable
  04/23/2026 07 PM PDT            4.81            584         +      Not Applicable
  04/23/2026 08 PM PDT            4.83            594         +      Not Applicable
  04/23/2026 09 PM PDT            4.84            599         +      Not Applicable
  04/23/2026 10 PM PDT            4.88            619         +      Not Applicable
  04/23/2026 11 PM PDT            4.92            640         +      Not Applicable
  04/24/2026 12 AM PDT            4.96            661         +      Not Applicable
  04/24/2026 01 AM PDT            5.01            688         +      Not Applicable
  04/24/2026 02 AM PDT            5.05            709         +      Not Applicable
  04/24/2026 03 AM PDT            5.09            732         +      Not Applicable
  04/24/2026 04 AM PDT            5.13            754         +      Not Applicable
  04/24/2026 05 AM PDT            5.15            766         +      Not Applicable
  04/24/2026 06 AM PDT            5.17            777         +      Not Applicable
  04/24/2026 07 AM PDT            5.18            783         +      Not Applicable
  04/24/2026 08 AM PDT            5.19            789         +      Not Applicable
  04/24/2026 09 AM PDT            5.19            789         0      Not Applicable
  04/24/2026 10 AM PDT            5.19            789         0      Not Applicable
  04/24/2026 11 AM PDT            5.18            783         -      Not Applicable
  04/24/2026 12 PM PDT            5.17            777         -      Not Applicable
  04/24/2026 01 PM PDT            5.17            777         0      Not Applicable
  04/24/2026 02 PM PDT            5.16            771         -      Not Applicable
  04/24/2026 03 PM PDT            5.16            771         0      Not Applicable
  04/24/2026 04 PM PDT            5.16            771         0      Not Applicable
  04/24/2026 05 PM PDT            5.18            783         +      Not Applicable
  04/24/2026 06 PM PDT            5.21            801         +      Not Applicable
  04/24/2026 07 PM PDT            5.25            824         +      Not Applicable
  04/24/2026 08 PM PDT            5.28            842         +      Not Applicable
  04/24/2026 09 PM PDT            5.32            867         +      Not Applicable
  04/24/2026 10 PM PDT            5.36            891         +      Not Applicable
  04/24/2026 11 PM PDT            5.40            916         +      Not Applicable
  04/25/2026 12 AM PDT            5.43            935         +      Not Applicable
  04/25/2026 01 AM PDT            5.46            955         +      Not Applicable
  04/25/2026 02 AM PDT            5.49            974         +      Not Applicable
  04/25/2026 03 AM PDT            5.52            994         +      Not Applicable
  04/25/2026 04 AM PDT            5.53           1000         +      Not Applicable
  04/25/2026 05 AM PDT            5.54           1007         +      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.