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TRINITY RIVER - HOOPA (HOOC1)
| Latitude: 41.05º N | Longitude: 123.68º W | Elevation: 333 Feet | | Forecast Type: Official Location |
| Location: Humboldt County in California | Bulletin Group: North Coast | River Group: Klamath |
| Issuance Time: | Mar 30 2026 at 7:06 AM PDT | Next Issuance: | Mar 30 2026 at 3:00 PM PDT
| |
| Action/Monitor: 44.0 Feet | Minor Flood: 48.0 Feet | Moderate Flood: 52.0 Feet | Major Flood: 56.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Trinity River - Hoopa (HOOC1)
#
# File Generation Time: 03/30/2026 at 07:06 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/30/2026 at 06:00 AM PDT
# Maximum Observed Stage: 14.34 Feet
# Maximum Observed Flow: 3282 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/30/2026 at 01:00 PM PDT
# Maximum Forecast Stage: 14.71 Feet
# Maximum Forecast Flow: 3753 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/25/2026 07 AM PDT 14.01 2889 Normal
03/25/2026 08 AM PDT 13.98 2855 - Normal
03/25/2026 09 AM PDT 14.00 2878 + Normal
03/25/2026 10 AM PDT 13.98 2855 - Normal
03/25/2026 11 AM PDT 13.98 2855 0 Normal
03/25/2026 12 PM PDT 13.97 2843 - Normal
03/25/2026 01 PM PDT 13.96 2832 - Normal
03/25/2026 02 PM PDT 13.98 2855 + Normal
03/25/2026 03 PM PDT 13.95 2820 - Normal
03/25/2026 04 PM PDT 13.97 2843 + Normal
03/25/2026 05 PM PDT 13.98 2855 + Normal
03/25/2026 06 PM PDT 13.99 2866 + Normal
03/25/2026 07 PM PDT 14.00 2878 + Normal
03/25/2026 08 PM PDT 14.00 2878 0 Normal
03/25/2026 09 PM PDT 14.00 2878 0 Normal
03/25/2026 10 PM PDT 13.99 2866 - Normal
03/25/2026 11 PM PDT 13.98 2855 - Normal
03/26/2026 12 AM PDT 13.98 2855 0 Normal
03/26/2026 01 AM PDT 13.97 2843 - Normal
03/26/2026 02 AM PDT 13.96 2832 - Normal
03/26/2026 03 AM PDT 13.96 2832 0 Normal
03/26/2026 04 AM PDT 13.96 2832 0 Normal
03/26/2026 05 AM PDT 13.94 2809 - Normal
03/26/2026 06 AM PDT 13.93 2798 - Normal
03/26/2026 07 AM PDT 13.92 2786 - Normal
03/26/2026 08 AM PDT 13.93 2798 + Normal
03/26/2026 09 AM PDT 13.92 2786 - Normal
03/26/2026 10 AM PDT 13.88 2742 - Normal
03/26/2026 11 AM PDT 13.90 2764 + Normal
03/26/2026 12 PM PDT 13.90 2764 0 Normal
03/26/2026 01 PM PDT 13.89 2753 - Normal
03/26/2026 02 PM PDT 13.89 2753 0 Normal
03/26/2026 03 PM PDT 13.88 2742 - Normal
03/26/2026 04 PM PDT 13.88 2742 0 Normal
03/26/2026 05 PM PDT 13.89 2753 + Normal
03/26/2026 06 PM PDT 13.89 2753 0 Normal
03/26/2026 07 PM PDT 13.90 2764 + Normal
03/26/2026 08 PM PDT 13.91 2775 + Normal
03/26/2026 09 PM PDT 13.90 2764 - Normal
03/26/2026 10 PM PDT 13.89 2753 - Normal
03/26/2026 11 PM PDT 13.88 2742 - Normal
03/27/2026 12 AM PDT 13.88 2742 0 Normal
03/27/2026 01 AM PDT 13.87 2730 - Normal
03/27/2026 02 AM PDT 13.86 2719 - Normal
03/27/2026 03 AM PDT 13.85 2708 - Normal
03/27/2026 04 AM PDT 13.84 2697 - Normal
03/27/2026 05 AM PDT 13.84 2697 0 Normal
03/27/2026 06 AM PDT 13.84 2697 0 Normal
03/27/2026 07 AM PDT 13.83 2686 - Normal
03/27/2026 08 AM PDT 13.83 2686 0 Normal
03/27/2026 09 AM PDT 13.82 2675 - Normal
03/27/2026 10 AM PDT 13.82 2675 0 Normal
03/27/2026 11 AM PDT 13.82 2675 0 Normal
03/27/2026 12 PM PDT 13.80 2653 - Normal
03/27/2026 01 PM PDT 13.80 2653 0 Normal
03/27/2026 02 PM PDT 13.79 2642 - Normal
03/27/2026 03 PM PDT 13.79 2642 0 Normal
03/27/2026 04 PM PDT 13.78 2631 - Normal
03/27/2026 05 PM PDT 13.78 2631 0 Normal
03/27/2026 06 PM PDT 13.77 2620 - Normal
03/27/2026 07 PM PDT 13.77 2620 0 Normal
03/27/2026 08 PM PDT 13.77 2620 0 Normal
03/27/2026 09 PM PDT 13.75 2598 - Normal
03/27/2026 10 PM PDT 13.75 2598 0 Normal
03/27/2026 11 PM PDT 13.74 2587 - Normal
03/28/2026 12 AM PDT 13.74 2587 0 Normal
03/28/2026 01 AM PDT 13.75 2598 + Normal
03/28/2026 02 AM PDT 13.75 2598 0 Normal
03/28/2026 03 AM PDT 13.74 2587 - Normal
03/28/2026 04 AM PDT 13.72 2566 - Normal
03/28/2026 05 AM PDT 13.73 2576 + Normal
03/28/2026 06 AM PDT 13.73 2576 0 Normal
03/28/2026 07 AM PDT 13.72 2566 - Normal
03/28/2026 08 AM PDT 13.73 2576 + Normal
03/28/2026 09 AM PDT 13.71 2555 - Normal
03/28/2026 10 AM PDT 13.72 2566 + Normal
03/28/2026 11 AM PDT 13.71 2555 - Normal
03/28/2026 12 PM PDT 13.71 2555 0 Normal
03/28/2026 01 PM PDT 13.70 2544 - Normal
03/28/2026 02 PM PDT 13.70 2544 0 Normal
03/28/2026 03 PM PDT 13.71 2555 + Normal
03/28/2026 04 PM PDT 13.68 2523 - Normal
03/28/2026 05 PM PDT 13.69 2533 + Normal
03/28/2026 06 PM PDT 13.69 2533 0 Normal
03/28/2026 07 PM PDT 13.69 2533 0 Normal
03/28/2026 08 PM PDT 13.67 2512 - Normal
03/28/2026 09 PM PDT 13.67 2512 0 Normal
03/28/2026 10 PM PDT 13.67 2512 0 Normal
03/28/2026 11 PM PDT 13.68 2523 + Normal
03/29/2026 12 AM PDT 13.67 2512 - Normal
03/29/2026 01 AM PDT 13.66 2501 - Normal
03/29/2026 02 AM PDT 13.67 2512 + Normal
03/29/2026 03 AM PDT 13.66 2501 - Normal
03/29/2026 04 AM PDT 13.65 2491 - Normal
03/29/2026 05 AM PDT 13.67 2512 + Normal
03/29/2026 06 AM PDT 13.65 2491 - Normal
03/29/2026 07 AM PDT 13.65 2491 0 Normal
03/29/2026 08 AM PDT 13.66 2501 + Normal
03/29/2026 09 AM PDT 13.66 2501 0 Normal
03/29/2026 10 AM PDT 13.65 2491 - Normal
03/29/2026 11 AM PDT 13.65 2491 0 Normal
03/29/2026 12 PM PDT 13.63 2469 - Normal
03/29/2026 01 PM PDT 13.64 2480 + Normal
03/29/2026 02 PM PDT 13.63 2469 - Normal
03/29/2026 03 PM PDT 13.63 2469 0 Normal
03/29/2026 04 PM PDT 13.62 2459 - Normal
03/29/2026 05 PM PDT 13.63 2469 + Normal
03/29/2026 06 PM PDT 13.62 2459 - Normal
03/29/2026 07 PM PDT 13.63 2469 + Normal
03/29/2026 08 PM PDT 13.63 2469 0 Normal
03/29/2026 09 PM PDT 13.63 2469 0 Normal
03/29/2026 10 PM PDT 13.64 2480 + Normal
03/29/2026 11 PM PDT 13.66 2501 + Normal
03/30/2026 12 AM PDT 13.71 2555 + Normal
03/30/2026 01 AM PDT 13.75 2598 + Normal
03/30/2026 02 AM PDT 13.86 2719 + Normal
03/30/2026 03 AM PDT 13.91 2775 + Normal
03/30/2026 04 AM PDT 14.06 2947 + Normal
03/30/2026 05 AM PDT 14.21 3124 + Normal
03/30/2026 06 AM PDT 14.34 3282 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/30/2026 07 AM PDT 14.45 3418 Normal
03/30/2026 08 AM PDT 14.54 3532 + Normal
03/30/2026 09 AM PDT 14.61 3622 + Normal
03/30/2026 10 AM PDT 14.65 3674 + Normal
03/30/2026 11 AM PDT 14.68 3714 + Normal
03/30/2026 12 PM PDT 14.70 3740 + Normal
03/30/2026 01 PM PDT 14.71 3753 + Normal
03/30/2026 02 PM PDT 14.71 3753 0 Normal
03/30/2026 03 PM PDT 14.71 3753 0 Normal
03/30/2026 04 PM PDT 14.71 3753 0 Normal
03/30/2026 05 PM PDT 14.70 3740 - Normal
03/30/2026 06 PM PDT 14.69 3727 - Normal
03/30/2026 07 PM PDT 14.67 3701 - Normal
03/30/2026 08 PM PDT 14.65 3674 - Normal
03/30/2026 09 PM PDT 14.63 3648 - Normal
03/30/2026 10 PM PDT 14.62 3635 - Normal
03/30/2026 11 PM PDT 14.60 3610 - Normal
03/31/2026 12 AM PDT 14.58 3584 - Normal
03/31/2026 01 AM PDT 14.56 3558 - Normal
03/31/2026 02 AM PDT 14.54 3532 - Normal
03/31/2026 03 AM PDT 14.53 3520 - Normal
03/31/2026 04 AM PDT 14.50 3481 - Normal
03/31/2026 05 AM PDT 14.48 3456 - Normal
03/31/2026 06 AM PDT 14.46 3431 - Normal
03/31/2026 07 AM PDT 14.43 3393 - Normal
03/31/2026 08 AM PDT 14.41 3368 - Normal
03/31/2026 09 AM PDT 14.38 3331 - Normal
03/31/2026 10 AM PDT 14.36 3306 - Normal
03/31/2026 11 AM PDT 14.34 3282 - Normal
03/31/2026 12 PM PDT 14.32 3257 - Normal
03/31/2026 01 PM PDT 14.30 3233 - Normal
03/31/2026 02 PM PDT 14.28 3208 - Normal
03/31/2026 03 PM PDT 14.26 3184 - Normal
03/31/2026 04 PM PDT 14.24 3160 - Normal
03/31/2026 05 PM PDT 14.22 3136 - Normal
03/31/2026 06 PM PDT 14.20 3112 - Normal
03/31/2026 07 PM PDT 14.19 3100 - Normal
03/31/2026 08 PM PDT 14.17 3076 - Normal
03/31/2026 09 PM PDT 14.15 3052 - Normal
03/31/2026 10 PM PDT 14.13 3029 - Normal
03/31/2026 11 PM PDT 14.12 3017 - Normal
04/01/2026 12 AM PDT 14.10 2993 - Normal
04/01/2026 01 AM PDT 14.09 2982 - Normal
04/01/2026 02 AM PDT 14.08 2970 - Normal
04/01/2026 03 AM PDT 14.07 2958 - Normal
04/01/2026 04 AM PDT 14.06 2947 - Normal
04/01/2026 05 AM PDT 14.05 2935 - Normal
04/01/2026 06 AM PDT 14.05 2935 0 Normal
04/01/2026 07 AM PDT 14.04 2924 - Normal
04/01/2026 08 AM PDT 14.04 2924 0 Normal
04/01/2026 09 AM PDT 14.04 2924 0 Normal
04/01/2026 10 AM PDT 14.04 2924 0 Normal
04/01/2026 11 AM PDT 14.04 2924 0 Normal
04/01/2026 12 PM PDT 14.04 2924 0 Normal
04/01/2026 01 PM PDT 14.04 2924 0 Normal
04/01/2026 02 PM PDT 14.05 2935 + Normal
04/01/2026 03 PM PDT 14.06 2947 + Normal
04/01/2026 04 PM PDT 14.07 2958 + Normal
04/01/2026 05 PM PDT 14.07 2958 0 Normal
04/01/2026 06 PM PDT 14.08 2970 + Normal
04/01/2026 07 PM PDT 14.09 2982 + Normal
04/01/2026 08 PM PDT 14.09 2982 0 Normal
04/01/2026 09 PM PDT 14.09 2982 0 Normal
04/01/2026 10 PM PDT 14.10 2993 + Normal
04/01/2026 11 PM PDT 14.11 3005 + Normal
04/02/2026 12 AM PDT 14.12 3017 + Normal
04/02/2026 01 AM PDT 14.13 3029 + Normal
04/02/2026 02 AM PDT 14.15 3052 + Normal
04/02/2026 03 AM PDT 14.17 3076 + Normal
04/02/2026 04 AM PDT 14.19 3100 + Normal
04/02/2026 05 AM PDT 14.21 3124 + Normal
04/02/2026 06 AM PDT 14.24 3160 + Normal
04/02/2026 07 AM PDT 14.26 3184 + Normal
04/02/2026 08 AM PDT 14.29 3220 + Normal
04/02/2026 09 AM PDT 14.31 3245 + Normal
04/02/2026 10 AM PDT 14.34 3282 + Normal
04/02/2026 11 AM PDT 14.36 3306 + Normal
04/02/2026 12 PM PDT 14.39 3343 + Normal
04/02/2026 01 PM PDT 14.41 3368 + Normal
04/02/2026 02 PM PDT 14.44 3406 + Normal
04/02/2026 03 PM PDT 14.46 3431 + Normal
04/02/2026 04 PM PDT 14.47 3443 + Normal
04/02/2026 05 PM PDT 14.48 3456 + Normal
04/02/2026 06 PM PDT 14.48 3456 0 Normal
04/02/2026 07 PM PDT 14.48 3456 0 Normal
04/02/2026 08 PM PDT 14.48 3456 0 Normal
04/02/2026 09 PM PDT 14.47 3443 - Normal
04/02/2026 10 PM PDT 14.46 3431 - Normal
04/02/2026 11 PM PDT 14.44 3406 - Normal
04/03/2026 12 AM PDT 14.42 3381 - Normal
04/03/2026 01 AM PDT 14.41 3368 - Normal
04/03/2026 02 AM PDT 14.39 3343 - Normal
04/03/2026 03 AM PDT 14.38 3331 - Normal
04/03/2026 04 AM PDT 14.36 3306 - Normal
04/03/2026 05 AM PDT 14.35 3294 - Normal
04/03/2026 06 AM PDT 14.34 3282 - Normal
04/03/2026 07 AM PDT 14.34 3282 0 Normal
04/03/2026 08 AM PDT 14.33 3269 - Normal
04/03/2026 09 AM PDT 14.33 3269 0 Normal
04/03/2026 10 AM PDT 14.32 3257 - Normal
04/03/2026 11 AM PDT 14.32 3257 0 Normal
04/03/2026 12 PM PDT 14.32 3257 0 Normal
04/03/2026 01 PM PDT 14.32 3257 0 Normal
04/03/2026 02 PM PDT 14.31 3245 - Normal
04/03/2026 03 PM PDT 14.31 3245 0 Normal
04/03/2026 04 PM PDT 14.31 3245 0 Normal
04/03/2026 05 PM PDT 14.30 3233 - Normal
04/03/2026 06 PM PDT 14.30 3233 0 Normal
04/03/2026 07 PM PDT 14.29 3220 - Normal
04/03/2026 08 PM PDT 14.29 3220 0 Normal
04/03/2026 09 PM PDT 14.28 3208 - Normal
04/03/2026 10 PM PDT 14.28 3208 0 Normal
04/03/2026 11 PM PDT 14.28 3208 0 Normal
04/04/2026 12 AM PDT 14.28 3208 0 Normal
04/04/2026 01 AM PDT 14.27 3196 - Normal
04/04/2026 02 AM PDT 14.27 3196 0 Normal
04/04/2026 03 AM PDT 14.28 3208 + Normal
04/04/2026 04 AM PDT 14.28 3208 0 Normal
04/04/2026 05 AM PDT 14.28 3208 0 Normal
#
# 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.
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