# Tabular Observed and Forecast Hydrograph Information # # Location: Trinity River - Above NF Trinity R Nr Helena (TRNC1) # # File Generation Time: 05/05/2025 at 07:25 AM PDT # Data Interval: 1 Hour # # Most Recent Date & Time of Maximum Observed: 04/30/2025 at 08:00 AM PDT # Maximum Observed Stage: 13.42 Feet # Maximum Observed Flow: 3645 cfs # # Earliest Date & Time of Maximum Forecast: 05/08/2025 at 03:00 AM PDT # Maximum Forecast Stage: 12.66 Feet # Maximum Forecast Flow: 2985 cfs # # OBSERVED # # Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status # --------------------------------------------------------------------------------- 04/30/2025 07 AM PDT 13.41 3636 Not Applicable 04/30/2025 08 AM PDT 13.42 3645 + Not Applicable 04/30/2025 09 AM PDT 13.37 3599 - Not Applicable 04/30/2025 10 AM PDT 13.34 3572 - Not Applicable 04/30/2025 11 AM PDT 13.32 3554 - Not Applicable 04/30/2025 12 PM PDT 13.32 3554 0 Not Applicable 04/30/2025 01 PM PDT 13.30 3536 - Not Applicable 04/30/2025 02 PM PDT 13.31 3545 + Not Applicable 04/30/2025 03 PM PDT 13.28 3518 - Not Applicable 04/30/2025 04 PM PDT 13.26 3500 - Not Applicable 04/30/2025 05 PM PDT 13.27 3509 + Not Applicable 04/30/2025 06 PM PDT 13.26 3500 - Not Applicable 04/30/2025 07 PM PDT 13.24 3482 - Not Applicable 04/30/2025 08 PM PDT 13.24 3482 0 Not Applicable 04/30/2025 09 PM PDT 13.19 3438 - Not Applicable 04/30/2025 10 PM PDT 13.22 3464 + Not Applicable 04/30/2025 11 PM PDT 13.25 3491 + Not Applicable 05/01/2025 12 AM PDT 13.22 3464 - Not Applicable 05/01/2025 01 AM PDT 13.27 3509 + Not Applicable 05/01/2025 02 AM PDT 13.28 3518 + Not Applicable 05/01/2025 03 AM PDT 13.27 3509 - Not Applicable 05/01/2025 04 AM PDT 13.30 3536 + Not Applicable 05/01/2025 05 AM PDT 13.30 3536 0 Not Applicable 05/01/2025 06 AM PDT 13.28 3518 - Not Applicable 05/01/2025 07 AM PDT 13.28 3518 0 Not Applicable 05/01/2025 08 AM PDT 13.26 3500 - Not Applicable 05/01/2025 09 AM PDT 13.26 3500 0 Not Applicable 05/01/2025 10 AM PDT 13.19 3438 - Not Applicable 05/01/2025 11 AM PDT 13.24 3482 + Not Applicable 05/01/2025 12 PM PDT 13.25 3491 + Not Applicable 05/01/2025 01 PM PDT 13.26 3500 + Not Applicable 05/01/2025 02 PM PDT 13.16 3411 - Not Applicable 05/01/2025 03 PM PDT 13.20 3447 + Not Applicable 05/01/2025 04 PM PDT 13.21 3456 + Not Applicable 05/01/2025 05 PM PDT 13.21 3456 0 Not Applicable 05/01/2025 06 PM PDT 13.15 3403 - Not Applicable 05/01/2025 07 PM PDT 13.18 3429 + Not Applicable 05/01/2025 08 PM PDT 13.19 3438 + Not Applicable 05/01/2025 09 PM PDT 13.21 3456 + Not Applicable 05/01/2025 10 PM PDT 13.24 3482 + Not Applicable 05/01/2025 11 PM PDT 13.21 3456 - Not Applicable 05/02/2025 12 AM PDT 13.07 3332 - Not Applicable 05/02/2025 01 AM PDT 13.22 3464 + Not Applicable 05/02/2025 02 AM PDT 13.21 3456 - Not Applicable 05/02/2025 03 AM PDT 13.27 3509 + Not Applicable 05/02/2025 04 AM PDT 13.24 3482 - Not Applicable 05/02/2025 05 AM PDT 13.25 3491 + Not Applicable 05/02/2025 06 AM PDT 13.24 3482 - Not Applicable 05/02/2025 07 AM PDT 13.21 3456 - Not Applicable 05/02/2025 08 AM PDT 13.15 3403 - Not Applicable 05/02/2025 09 AM PDT 13.15 3403 0 Not Applicable 05/02/2025 10 AM PDT 13.08 3341 - Not Applicable 05/02/2025 11 AM PDT 13.16 3411 + Not Applicable 05/02/2025 12 PM PDT 13.14 3394 - Not Applicable 05/02/2025 01 PM PDT 13.10 3359 - Not Applicable 05/02/2025 02 PM PDT 13.05 3315 - Not Applicable 05/02/2025 03 PM PDT 13.04 3306 - Not Applicable 05/02/2025 04 PM PDT 13.02 3289 - Not Applicable 05/02/2025 05 PM PDT 13.05 3315 + Not Applicable 05/02/2025 06 PM PDT 12.96 3237 - Not Applicable 05/02/2025 07 PM PDT 13.03 3298 + Not Applicable 05/02/2025 08 PM PDT 12.98 3254 - Not Applicable 05/02/2025 09 PM PDT 13.03 3298 + Not Applicable 05/02/2025 10 PM PDT 13.04 3306 + Not Applicable 05/02/2025 11 PM PDT 13.11 3367 + Not Applicable 05/03/2025 12 AM PDT 13.14 3394 + Not Applicable 05/03/2025 01 AM PDT 13.15 3403 + Not Applicable 05/03/2025 02 AM PDT 13.11 3367 - Not Applicable 05/03/2025 03 AM PDT 13.10 3359 - Not Applicable 05/03/2025 04 AM PDT 13.14 3394 + Not Applicable 05/03/2025 05 AM PDT 13.14 3394 0 Not Applicable 05/03/2025 06 AM PDT 13.15 3403 + Not Applicable 05/03/2025 07 AM PDT 13.13 3385 - Not Applicable 05/03/2025 08 AM PDT 13.14 3394 + Not Applicable 05/03/2025 09 AM PDT 13.05 3315 - Not Applicable 05/03/2025 10 AM PDT 13.01 3280 - Not Applicable 05/03/2025 11 AM PDT 12.96 3237 - Not Applicable 05/03/2025 12 PM PDT 12.99 3263 + Not Applicable 05/03/2025 01 PM PDT 12.97 3246 - Not Applicable 05/03/2025 02 PM PDT 12.90 3186 - Not Applicable 05/03/2025 03 PM PDT 12.93 3212 + Not Applicable 05/03/2025 04 PM PDT 12.95 3229 + Not Applicable 05/03/2025 05 PM PDT 12.91 3194 - Not Applicable 05/03/2025 06 PM PDT 12.90 3186 - Not Applicable 05/03/2025 07 PM PDT 12.91 3194 + Not Applicable 05/03/2025 08 PM PDT 12.86 3152 - Not Applicable 05/03/2025 09 PM PDT 12.85 3144 - Not Applicable 05/03/2025 10 PM PDT 12.90 3186 + Not Applicable 05/03/2025 11 PM PDT 12.86 3152 - Not Applicable 05/04/2025 12 AM PDT 12.90 3186 + Not Applicable 05/04/2025 01 AM PDT 12.97 3246 + Not Applicable 05/04/2025 02 AM PDT 12.97 3246 0 Not Applicable 05/04/2025 03 AM PDT 12.91 3194 - Not Applicable 05/04/2025 04 AM PDT 12.93 3212 + Not Applicable 05/04/2025 05 AM PDT 12.98 3254 + Not Applicable 05/04/2025 06 AM PDT 12.95 3229 - Not Applicable 05/04/2025 07 AM PDT 12.90 3186 - Not Applicable 05/04/2025 08 AM PDT 12.85 3144 - Not Applicable 05/04/2025 09 AM PDT 12.79 3093 - Not Applicable 05/04/2025 10 AM PDT 12.85 3144 + Not Applicable 05/04/2025 11 AM PDT 12.84 3135 - Not Applicable 05/04/2025 12 PM PDT 12.77 3076 - Not Applicable 05/04/2025 01 PM PDT 12.80 3101 + Not Applicable 05/04/2025 02 PM PDT 12.77 3076 - Not Applicable 05/04/2025 03 PM PDT 12.78 3085 + Not Applicable 05/04/2025 04 PM PDT 12.75 3059 - Not Applicable 05/04/2025 05 PM PDT 12.72 3035 - Not Applicable 05/04/2025 06 PM PDT 12.73 3043 + Not Applicable 05/04/2025 07 PM PDT 12.69 3010 - Not Applicable 05/04/2025 08 PM PDT 12.67 2993 - Not Applicable 05/04/2025 09 PM PDT 12.73 3043 + Not Applicable 05/04/2025 10 PM PDT 12.71 3026 - Not Applicable 05/04/2025 11 PM PDT 12.69 3010 - Not Applicable 05/05/2025 12 AM PDT 12.71 3026 + Not Applicable 05/05/2025 01 AM PDT 12.68 3001 - Not Applicable 05/05/2025 02 AM PDT 12.70 3018 + Not Applicable 05/05/2025 03 AM PDT 12.69 3010 - Not Applicable 05/05/2025 04 AM PDT 12.70 3018 + Not Applicable 05/05/2025 05 AM PDT 12.71 3026 + Not Applicable 05/05/2025 06 AM PDT 12.71 3026 0 Not Applicable 05/05/2025 07 AM PDT 12.68 3001 - Not Applicable # # FORECAST # # Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status # --------------------------------------------------------------------------------- 05/05/2025 08 AM PDT 12.64 2968 Not Applicable 05/05/2025 09 AM PDT 12.61 2944 - Not Applicable 05/05/2025 10 AM PDT 12.59 2927 - Not Applicable 05/05/2025 11 AM PDT 12.58 2919 - Not Applicable 05/05/2025 12 PM PDT 12.57 2911 - Not Applicable 05/05/2025 01 PM PDT 12.58 2919 + Not Applicable 05/05/2025 02 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 03 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 04 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 05 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 06 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 07 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 08 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 09 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 10 PM PDT 12.58 2919 0 Not Applicable 05/05/2025 11 PM PDT 12.59 2927 + Not Applicable 05/06/2025 12 AM PDT 12.59 2927 0 Not Applicable 05/06/2025 01 AM PDT 12.60 2936 + Not Applicable 05/06/2025 02 AM PDT 12.60 2936 0 Not Applicable 05/06/2025 03 AM PDT 12.61 2944 + Not Applicable 05/06/2025 04 AM PDT 12.61 2944 0 Not Applicable 05/06/2025 05 AM PDT 12.62 2952 + Not Applicable 05/06/2025 06 AM PDT 12.62 2952 0 Not Applicable 05/06/2025 07 AM PDT 12.59 2927 - Not Applicable 05/06/2025 08 AM PDT 12.57 2911 - Not Applicable 05/06/2025 09 AM PDT 12.56 2903 - Not Applicable 05/06/2025 10 AM PDT 12.55 2895 - Not Applicable 05/06/2025 11 AM PDT 12.55 2895 0 Not Applicable 05/06/2025 12 PM PDT 12.55 2895 0 Not Applicable 05/06/2025 01 PM PDT 12.55 2895 0 Not Applicable 05/06/2025 02 PM PDT 12.56 2903 + Not Applicable 05/06/2025 03 PM PDT 12.56 2903 0 Not Applicable 05/06/2025 04 PM PDT 12.56 2903 0 Not Applicable 05/06/2025 05 PM PDT 12.57 2911 + Not Applicable 05/06/2025 06 PM PDT 12.57 2911 0 Not Applicable 05/06/2025 07 PM PDT 12.57 2911 0 Not Applicable 05/06/2025 08 PM PDT 12.58 2919 + Not Applicable 05/06/2025 09 PM PDT 12.58 2919 0 Not Applicable 05/06/2025 10 PM PDT 12.58 2919 0 Not Applicable 05/06/2025 11 PM PDT 12.59 2927 + Not Applicable 05/07/2025 12 AM PDT 12.59 2927 0 Not Applicable 05/07/2025 01 AM PDT 12.60 2936 + Not Applicable 05/07/2025 02 AM PDT 12.61 2944 + Not Applicable 05/07/2025 03 AM PDT 12.61 2944 0 Not Applicable 05/07/2025 04 AM PDT 12.62 2952 + Not Applicable 05/07/2025 05 AM PDT 12.63 2960 + Not Applicable 05/07/2025 06 AM PDT 12.63 2960 0 Not Applicable 05/07/2025 07 AM PDT 12.62 2952 - Not Applicable 05/07/2025 08 AM PDT 12.62 2952 0 Not Applicable 05/07/2025 09 AM PDT 12.61 2944 - Not Applicable 05/07/2025 10 AM PDT 12.61 2944 0 Not Applicable 05/07/2025 11 AM PDT 12.61 2944 0 Not Applicable 05/07/2025 12 PM PDT 12.61 2944 0 Not Applicable 05/07/2025 01 PM PDT 12.62 2952 + Not Applicable 05/07/2025 02 PM PDT 12.62 2952 0 Not Applicable 05/07/2025 03 PM PDT 12.62 2952 0 Not Applicable 05/07/2025 04 PM PDT 12.62 2952 0 Not Applicable 05/07/2025 05 PM PDT 12.62 2952 0 Not Applicable 05/07/2025 06 PM PDT 12.63 2960 + Not Applicable 05/07/2025 07 PM PDT 12.63 2960 0 Not Applicable 05/07/2025 08 PM PDT 12.63 2960 0 Not Applicable 05/07/2025 09 PM PDT 12.63 2960 0 Not Applicable 05/07/2025 10 PM PDT 12.64 2968 + Not Applicable 05/07/2025 11 PM PDT 12.64 2968 0 Not Applicable 05/08/2025 12 AM PDT 12.64 2968 0 Not Applicable 05/08/2025 01 AM PDT 12.65 2977 + Not Applicable 05/08/2025 02 AM PDT 12.65 2977 0 Not Applicable 05/08/2025 03 AM PDT 12.66 2985 + Not Applicable 05/08/2025 04 AM PDT 12.66 2985 0 Not Applicable 05/08/2025 05 AM PDT 12.66 2985 0 Not Applicable 05/08/2025 06 AM PDT 12.66 2985 0 Not Applicable 05/08/2025 07 AM PDT 12.65 2977 - Not Applicable 05/08/2025 08 AM PDT 12.64 2968 - Not Applicable 05/08/2025 09 AM PDT 12.63 2960 - Not Applicable 05/08/2025 10 AM PDT 12.62 2952 - Not Applicable 05/08/2025 11 AM PDT 12.60 2936 - Not Applicable 05/08/2025 12 PM PDT 12.58 2919 - Not Applicable 05/08/2025 01 PM PDT 12.57 2911 - Not Applicable 05/08/2025 02 PM PDT 12.56 2903 - Not Applicable 05/08/2025 03 PM PDT 12.55 2895 - Not Applicable 05/08/2025 04 PM PDT 12.55 2895 0 Not Applicable 05/08/2025 05 PM PDT 12.54 2887 - Not Applicable 05/08/2025 06 PM PDT 12.54 2887 0 Not Applicable 05/08/2025 07 PM PDT 12.54 2887 0 Not Applicable 05/08/2025 08 PM PDT 12.53 2879 - Not Applicable 05/08/2025 09 PM PDT 12.53 2879 0 Not Applicable 05/08/2025 10 PM PDT 12.53 2879 0 Not Applicable 05/08/2025 11 PM PDT 12.53 2879 0 Not Applicable 05/09/2025 12 AM PDT 12.53 2879 0 Not Applicable 05/09/2025 01 AM PDT 12.53 2879 0 Not Applicable 05/09/2025 02 AM PDT 12.53 2879 0 Not Applicable 05/09/2025 03 AM PDT 12.54 2887 + Not Applicable 05/09/2025 04 AM PDT 12.54 2887 0 Not Applicable 05/09/2025 05 AM PDT 12.54 2887 0 Not Applicable 05/09/2025 06 AM PDT 12.54 2887 0 Not Applicable 05/09/2025 07 AM PDT 12.53 2879 - Not Applicable 05/09/2025 08 AM PDT 12.52 2871 - Not Applicable 05/09/2025 09 AM PDT 12.51 2863 - Not Applicable 05/09/2025 10 AM PDT 12.50 2855 - Not Applicable 05/09/2025 11 AM PDT 12.50 2855 0 Not Applicable 05/09/2025 12 PM PDT 12.49 2847 - Not Applicable 05/09/2025 01 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 02 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 03 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 04 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 05 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 06 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 07 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 08 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 09 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 10 PM PDT 12.49 2847 0 Not Applicable 05/09/2025 11 PM PDT 12.50 2855 + Not Applicable 05/10/2025 12 AM PDT 12.50 2855 0 Not Applicable 05/10/2025 01 AM PDT 12.51 2863 + Not Applicable 05/10/2025 02 AM PDT 12.51 2863 0 Not Applicable 05/10/2025 03 AM PDT 12.52 2871 + Not Applicable 05/10/2025 04 AM PDT 12.53 2879 + Not Applicable 05/10/2025 05 AM PDT 12.53 2879 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. |