# Tabular Observed and Forecast Hydrograph Information
#
# Location: Trinity River - Above NF Trinity R Nr Helena (TRNC1)
#
# File Generation Time: 04/07/2026 at 01:51 PM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/02/2026 at 02:00 PM PDT
# Maximum Observed Stage: 10.43 Feet
# Maximum Observed Flow: 1098 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/12/2026 at 12:00 AM PDT
# Maximum Forecast Stage: 11.98 Feet
# Maximum Forecast Flow: 2206 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/02/2026 01 PM PDT 10.43 1098 Not Applicable
04/02/2026 02 PM PDT 10.43 1098 0 Not Applicable
04/02/2026 03 PM PDT 10.39 1075 - Not Applicable
04/02/2026 04 PM PDT 10.36 1058 - Not Applicable
04/02/2026 05 PM PDT 10.35 1053 - Not Applicable
04/02/2026 06 PM PDT 10.34 1047 - Not Applicable
04/02/2026 07 PM PDT 10.33 1042 - Not Applicable
04/02/2026 08 PM PDT 10.31 1031 - Not Applicable
04/02/2026 09 PM PDT 10.30 1025 - Not Applicable
04/02/2026 10 PM PDT 10.30 1025 0 Not Applicable
04/02/2026 11 PM PDT 10.28 1014 - Not Applicable
04/03/2026 12 AM PDT 10.29 1020 + Not Applicable
04/03/2026 01 AM PDT 10.30 1025 + Not Applicable
04/03/2026 02 AM PDT 10.31 1031 + Not Applicable
04/03/2026 03 AM PDT 10.33 1042 + Not Applicable
04/03/2026 04 AM PDT 10.36 1058 + Not Applicable
04/03/2026 05 AM PDT 10.34 1047 - Not Applicable
04/03/2026 06 AM PDT 10.34 1047 0 Not Applicable
04/03/2026 07 AM PDT 10.32 1036 - Not Applicable
04/03/2026 08 AM PDT 10.29 1020 - Not Applicable
04/03/2026 09 AM PDT 10.27 1009 - Not Applicable
04/03/2026 10 AM PDT 10.28 1014 + Not Applicable
04/03/2026 11 AM PDT 10.29 1020 + Not Applicable
04/03/2026 12 PM PDT 10.28 1014 - Not Applicable
04/03/2026 01 PM PDT 10.26 1004 - Not Applicable
04/03/2026 02 PM PDT 10.23 987 - Not Applicable
04/03/2026 03 PM PDT 10.21 977 - Not Applicable
04/03/2026 04 PM PDT 10.21 977 0 Not Applicable
04/03/2026 05 PM PDT 10.18 961 - Not Applicable
04/03/2026 06 PM PDT 10.19 966 + Not Applicable
04/03/2026 07 PM PDT 10.16 950 - Not Applicable
04/03/2026 08 PM PDT 10.12 929 - Not Applicable
04/03/2026 09 PM PDT 10.12 929 0 Not Applicable
04/03/2026 10 PM PDT 10.12 929 0 Not Applicable
04/03/2026 11 PM PDT 10.12 929 0 Not Applicable
04/04/2026 12 AM PDT 10.13 934 + Not Applicable
04/04/2026 01 AM PDT 10.11 924 - Not Applicable
04/04/2026 02 AM PDT 10.11 924 0 Not Applicable
04/04/2026 03 AM PDT 10.11 924 0 Not Applicable
04/04/2026 04 AM PDT 10.13 934 + Not Applicable
04/04/2026 05 AM PDT 10.15 945 + Not Applicable
04/04/2026 06 AM PDT 10.15 945 0 Not Applicable
04/04/2026 07 AM PDT 10.16 950 + Not Applicable
04/04/2026 08 AM PDT 10.12 929 - Not Applicable
04/04/2026 09 AM PDT 10.11 924 - Not Applicable
04/04/2026 10 AM PDT 10.10 919 - Not Applicable
04/04/2026 11 AM PDT 10.09 913 - Not Applicable
04/04/2026 12 PM PDT 10.06 898 - Not Applicable
04/04/2026 01 PM PDT 10.03 882 - Not Applicable
04/04/2026 02 PM PDT 10.01 872 - Not Applicable
04/04/2026 03 PM PDT 10.00 867 - Not Applicable
04/04/2026 04 PM PDT 10.00 867 0 Not Applicable
04/04/2026 05 PM PDT 9.99 862 - Not Applicable
04/04/2026 06 PM PDT 9.99 862 0 Not Applicable
04/04/2026 07 PM PDT 10.00 867 + Not Applicable
04/04/2026 08 PM PDT 9.98 857 - Not Applicable
04/04/2026 09 PM PDT 9.98 857 0 Not Applicable
04/04/2026 10 PM PDT 9.98 857 0 Not Applicable
04/04/2026 11 PM PDT 9.99 862 + Not Applicable
04/05/2026 12 AM PDT 9.99 862 0 Not Applicable
04/05/2026 01 AM PDT 9.99 862 0 Not Applicable
04/05/2026 02 AM PDT 9.98 857 - Not Applicable
04/05/2026 03 AM PDT 9.99 862 + Not Applicable
04/05/2026 04 AM PDT 10.00 867 + Not Applicable
04/05/2026 05 AM PDT 10.04 887 + Not Applicable
04/05/2026 06 AM PDT 10.03 882 - Not Applicable
04/05/2026 07 AM PDT 10.02 877 - Not Applicable
04/05/2026 08 AM PDT 10.01 872 - Not Applicable
04/05/2026 09 AM PDT 10.01 872 0 Not Applicable
04/05/2026 10 AM PDT 10.00 867 - Not Applicable
04/05/2026 11 AM PDT 10.00 867 0 Not Applicable
04/05/2026 12 PM PDT 9.99 862 - Not Applicable
04/05/2026 01 PM PDT 9.99 862 0 Not Applicable
04/05/2026 02 PM PDT 10.00 867 + Not Applicable
04/05/2026 03 PM PDT 9.98 857 - Not Applicable
04/05/2026 04 PM PDT 9.96 847 - Not Applicable
04/05/2026 05 PM PDT 9.92 827 - Not Applicable
04/05/2026 06 PM PDT 9.91 822 - Not Applicable
04/05/2026 07 PM PDT 9.89 812 - Not Applicable
04/05/2026 08 PM PDT 9.89 812 0 Not Applicable
04/05/2026 09 PM PDT 9.89 812 0 Not Applicable
04/05/2026 10 PM PDT 9.89 812 0 Not Applicable
04/05/2026 11 PM PDT 9.88 807 - Not Applicable
04/06/2026 12 AM PDT 9.89 812 + Not Applicable
04/06/2026 01 AM PDT 9.88 807 - Not Applicable
04/06/2026 02 AM PDT 9.88 807 0 Not Applicable
04/06/2026 03 AM PDT 9.88 807 0 Not Applicable
04/06/2026 04 AM PDT 9.88 807 0 Not Applicable
04/06/2026 05 AM PDT 9.88 807 0 Not Applicable
04/06/2026 06 AM PDT 9.87 802 - Not Applicable
04/06/2026 07 AM PDT 9.88 807 + Not Applicable
04/06/2026 08 AM PDT 9.88 807 0 Not Applicable
04/06/2026 09 AM PDT 9.87 802 - Not Applicable
04/06/2026 10 AM PDT 9.87 802 0 Not Applicable
04/06/2026 11 AM PDT 9.88 807 + Not Applicable
04/06/2026 12 PM PDT 9.88 807 0 Not Applicable
04/06/2026 01 PM PDT 9.88 807 0 Not Applicable
04/06/2026 02 PM PDT 9.87 802 - Not Applicable
04/06/2026 03 PM PDT 9.89 812 + Not Applicable
04/06/2026 04 PM PDT 9.88 807 - Not Applicable
04/06/2026 05 PM PDT 9.86 797 - Not Applicable
04/06/2026 06 PM PDT 9.87 802 + Not Applicable
04/06/2026 07 PM PDT 9.87 802 0 Not Applicable
04/06/2026 08 PM PDT 9.86 797 - Not Applicable
04/06/2026 09 PM PDT 9.86 797 0 Not Applicable
04/06/2026 10 PM PDT 9.86 797 0 Not Applicable
04/06/2026 11 PM PDT 9.86 797 0 Not Applicable
04/07/2026 12 AM PDT 9.86 797 0 Not Applicable
04/07/2026 01 AM PDT 9.85 792 - Not Applicable
04/07/2026 02 AM PDT 9.84 787 - Not Applicable
04/07/2026 03 AM PDT 9.86 797 + Not Applicable
04/07/2026 04 AM PDT 9.85 792 - Not Applicable
04/07/2026 05 AM PDT 9.85 792 0 Not Applicable
04/07/2026 06 AM PDT 9.84 787 - Not Applicable
04/07/2026 07 AM PDT 9.84 787 0 Not Applicable
04/07/2026 08 AM PDT 9.85 792 + Not Applicable
04/07/2026 09 AM PDT 9.84 787 - Not Applicable
04/07/2026 10 AM PDT 9.86 797 + Not Applicable
04/07/2026 11 AM PDT 9.93 832 + Not Applicable
04/07/2026 12 PM PDT 10.00 867 + Not Applicable
04/07/2026 01 PM PDT 10.09 913 + Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/07/2026 02 PM PDT 10.22 982 Not Applicable
04/07/2026 03 PM PDT 10.37 1064 + Not Applicable
04/07/2026 04 PM PDT 10.55 1166 + Not Applicable
04/07/2026 05 PM PDT 10.73 1272 + Not Applicable
04/07/2026 06 PM PDT 10.91 1382 + Not Applicable
04/07/2026 07 PM PDT 11.10 1502 + Not Applicable
04/07/2026 08 PM PDT 11.29 1627 + Not Applicable
04/07/2026 09 PM PDT 11.41 1718 + Not Applicable
04/07/2026 10 PM PDT 11.49 1783 + Not Applicable
04/07/2026 11 PM PDT 11.54 1824 + Not Applicable
04/08/2026 12 AM PDT 11.57 1849 + Not Applicable
04/08/2026 01 AM PDT 11.59 1866 + Not Applicable
04/08/2026 02 AM PDT 11.60 1875 + Not Applicable
04/08/2026 03 AM PDT 11.61 1883 + Not Applicable
04/08/2026 04 AM PDT 11.61 1883 0 Not Applicable
04/08/2026 05 AM PDT 11.62 1891 + Not Applicable
04/08/2026 06 AM PDT 11.62 1891 0 Not Applicable
04/08/2026 07 AM PDT 11.62 1891 0 Not Applicable
04/08/2026 08 AM PDT 11.62 1891 0 Not Applicable
04/08/2026 09 AM PDT 11.62 1891 0 Not Applicable
04/08/2026 10 AM PDT 11.62 1891 0 Not Applicable
04/08/2026 11 AM PDT 11.62 1891 0 Not Applicable
04/08/2026 12 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 01 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 02 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 03 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 04 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 05 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 06 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 07 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 08 PM PDT 11.62 1891 0 Not Applicable
04/08/2026 09 PM PDT 11.63 1900 + Not Applicable
04/08/2026 10 PM PDT 11.63 1900 0 Not Applicable
04/08/2026 11 PM PDT 11.63 1900 0 Not Applicable
04/09/2026 12 AM PDT 11.64 1908 + Not Applicable
04/09/2026 01 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 02 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 03 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 04 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 05 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 06 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 07 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 08 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 09 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 10 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 11 AM PDT 11.64 1908 0 Not Applicable
04/09/2026 12 PM PDT 11.63 1900 - Not Applicable
04/09/2026 01 PM PDT 11.63 1900 0 Not Applicable
04/09/2026 02 PM PDT 11.64 1908 + Not Applicable
04/09/2026 03 PM PDT 11.64 1908 0 Not Applicable
04/09/2026 04 PM PDT 11.64 1908 0 Not Applicable
04/09/2026 05 PM PDT 11.65 1917 + Not Applicable
04/09/2026 06 PM PDT 11.66 1925 + Not Applicable
04/09/2026 07 PM PDT 11.67 1934 + Not Applicable
04/09/2026 08 PM PDT 11.68 1942 + Not Applicable
04/09/2026 09 PM PDT 11.70 1959 + Not Applicable
04/09/2026 10 PM PDT 11.71 1968 + Not Applicable
04/09/2026 11 PM PDT 11.73 1985 + Not Applicable
04/10/2026 12 AM PDT 11.75 2002 + Not Applicable
04/10/2026 01 AM PDT 11.76 2011 + Not Applicable
04/10/2026 02 AM PDT 11.78 2028 + Not Applicable
04/10/2026 03 AM PDT 11.79 2037 + Not Applicable
04/10/2026 04 AM PDT 11.80 2046 + Not Applicable
04/10/2026 05 AM PDT 11.81 2055 + Not Applicable
04/10/2026 06 AM PDT 11.82 2063 + Not Applicable
04/10/2026 07 AM PDT 11.82 2063 0 Not Applicable
04/10/2026 08 AM PDT 11.82 2063 0 Not Applicable
04/10/2026 09 AM PDT 11.82 2063 0 Not Applicable
04/10/2026 10 AM PDT 11.82 2063 0 Not Applicable
04/10/2026 11 AM PDT 11.82 2063 0 Not Applicable
04/10/2026 12 PM PDT 11.82 2063 0 Not Applicable
04/10/2026 01 PM PDT 11.82 2063 0 Not Applicable
04/10/2026 02 PM PDT 11.82 2063 0 Not Applicable
04/10/2026 03 PM PDT 11.82 2063 0 Not Applicable
04/10/2026 04 PM PDT 11.82 2063 0 Not Applicable
04/10/2026 05 PM PDT 11.82 2063 0 Not Applicable
04/10/2026 06 PM PDT 11.83 2072 + Not Applicable
04/10/2026 07 PM PDT 11.84 2081 + Not Applicable
04/10/2026 08 PM PDT 11.85 2090 + Not Applicable
04/10/2026 09 PM PDT 11.86 2099 + Not Applicable
04/10/2026 10 PM PDT 11.87 2107 + Not Applicable
04/10/2026 11 PM PDT 11.89 2125 + Not Applicable
04/11/2026 12 AM PDT 11.90 2134 + Not Applicable
04/11/2026 01 AM PDT 11.90 2134 0 Not Applicable
04/11/2026 02 AM PDT 11.91 2143 + Not Applicable
04/11/2026 03 AM PDT 11.91 2143 0 Not Applicable
04/11/2026 04 AM PDT 11.91 2143 0 Not Applicable
04/11/2026 05 AM PDT 11.91 2143 0 Not Applicable
04/11/2026 06 AM PDT 11.91 2143 0 Not Applicable
04/11/2026 07 AM PDT 11.91 2143 0 Not Applicable
04/11/2026 08 AM PDT 11.90 2134 - Not Applicable
04/11/2026 09 AM PDT 11.90 2134 0 Not Applicable
04/11/2026 10 AM PDT 11.90 2134 0 Not Applicable
04/11/2026 11 AM PDT 11.90 2134 0 Not Applicable
04/11/2026 12 PM PDT 11.90 2134 0 Not Applicable
04/11/2026 01 PM PDT 11.90 2134 0 Not Applicable
04/11/2026 02 PM PDT 11.90 2134 0 Not Applicable
04/11/2026 03 PM PDT 11.91 2143 + Not Applicable
04/11/2026 04 PM PDT 11.91 2143 0 Not Applicable
04/11/2026 05 PM PDT 11.92 2152 + Not Applicable
04/11/2026 06 PM PDT 11.93 2161 + Not Applicable
04/11/2026 07 PM PDT 11.94 2170 + Not Applicable
04/11/2026 08 PM PDT 11.95 2179 + Not Applicable
04/11/2026 09 PM PDT 11.96 2188 + Not Applicable
04/11/2026 10 PM PDT 11.97 2197 + Not Applicable
04/11/2026 11 PM PDT 11.97 2197 0 Not Applicable
04/12/2026 12 AM PDT 11.98 2206 + Not Applicable
04/12/2026 01 AM PDT 11.98 2206 0 Not Applicable
04/12/2026 02 AM PDT 11.98 2206 0 Not Applicable
04/12/2026 03 AM PDT 11.98 2206 0 Not Applicable
04/12/2026 04 AM PDT 11.98 2206 0 Not Applicable
04/12/2026 05 AM PDT 11.98 2206 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.
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