# Tabular Observed and Forecast Hydrograph Information
#
# Location: Trinity River - Above NF Trinity R Nr Helena (TRNC1)
#
# File Generation Time: 05/25/2026 at 07:18 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 05/23/2026 at 01:00 AM PDT
# Maximum Observed Stage: 10.96 Feet
# Maximum Observed Flow: 1432 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/25/2026 at 11:00 AM PDT
# Maximum Forecast Stage: 10.47 Feet
# Maximum Forecast Flow: 1137 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
05/20/2026 07 AM PDT 10.57 1195 Not Applicable
05/20/2026 08 AM PDT 10.55 1183 - Not Applicable
05/20/2026 09 AM PDT 10.57 1195 + Not Applicable
05/20/2026 10 AM PDT 10.55 1183 - Not Applicable
05/20/2026 11 AM PDT 10.52 1166 - Not Applicable
05/20/2026 12 PM PDT 10.50 1154 - Not Applicable
05/20/2026 01 PM PDT 10.50 1154 0 Not Applicable
05/20/2026 02 PM PDT 10.50 1154 0 Not Applicable
05/20/2026 03 PM PDT 10.49 1149 - Not Applicable
05/20/2026 04 PM PDT 10.48 1143 - Not Applicable
05/20/2026 05 PM PDT 10.48 1143 0 Not Applicable
05/20/2026 06 PM PDT 10.47 1137 - Not Applicable
05/20/2026 07 PM PDT 10.45 1126 - Not Applicable
05/20/2026 08 PM PDT 10.46 1132 + Not Applicable
05/20/2026 09 PM PDT 10.46 1132 0 Not Applicable
05/20/2026 10 PM PDT 10.45 1126 - Not Applicable
05/20/2026 11 PM PDT 10.45 1126 0 Not Applicable
05/21/2026 12 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 01 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 02 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 03 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 04 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 05 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 06 AM PDT 10.45 1126 0 Not Applicable
05/21/2026 07 AM PDT 10.47 1137 + Not Applicable
05/21/2026 08 AM PDT 10.50 1154 + Not Applicable
05/21/2026 09 AM PDT 10.51 1160 + Not Applicable
05/21/2026 10 AM PDT 10.50 1154 - Not Applicable
05/21/2026 11 AM PDT 10.50 1154 0 Not Applicable
05/21/2026 12 PM PDT 10.52 1166 + Not Applicable
05/21/2026 01 PM PDT 10.53 1172 + Not Applicable
05/21/2026 02 PM PDT 10.53 1172 0 Not Applicable
05/21/2026 03 PM PDT 10.52 1166 - Not Applicable
05/21/2026 04 PM PDT 10.53 1172 + Not Applicable
05/21/2026 05 PM PDT 10.52 1166 - Not Applicable
05/21/2026 06 PM PDT 10.52 1166 0 Not Applicable
05/21/2026 07 PM PDT 10.51 1160 - Not Applicable
05/21/2026 08 PM PDT 10.51 1160 0 Not Applicable
05/21/2026 09 PM PDT 10.51 1160 0 Not Applicable
05/21/2026 10 PM PDT 10.50 1154 - Not Applicable
05/21/2026 11 PM PDT 10.50 1154 0 Not Applicable
05/22/2026 12 AM PDT 10.49 1149 - Not Applicable
05/22/2026 01 AM PDT 10.49 1149 0 Not Applicable
05/22/2026 02 AM PDT 10.49 1149 0 Not Applicable
05/22/2026 03 AM PDT 10.49 1149 0 Not Applicable
05/22/2026 04 AM PDT 10.47 1137 - Not Applicable
05/22/2026 05 AM PDT 10.49 1149 + Not Applicable
05/22/2026 06 AM PDT 10.49 1149 0 Not Applicable
05/22/2026 07 AM PDT 10.50 1154 + Not Applicable
05/22/2026 08 AM PDT 10.51 1160 + Not Applicable
05/22/2026 09 AM PDT 10.53 1172 + Not Applicable
05/22/2026 10 AM PDT 10.52 1166 - Not Applicable
05/22/2026 11 AM PDT 10.52 1166 0 Not Applicable
05/22/2026 12 PM PDT 10.52 1166 0 Not Applicable
05/22/2026 01 PM PDT 10.52 1166 0 Not Applicable
05/22/2026 02 PM PDT 10.52 1166 0 Not Applicable
05/22/2026 03 PM PDT 10.51 1160 - Not Applicable
05/22/2026 04 PM PDT 10.52 1166 + Not Applicable
05/22/2026 05 PM PDT 10.52 1166 0 Not Applicable
05/22/2026 06 PM PDT 10.51 1160 - Not Applicable
05/22/2026 07 PM PDT 10.52 1166 + Not Applicable
05/22/2026 08 PM PDT 10.51 1160 - Not Applicable
05/22/2026 09 PM PDT 10.49 1149 - Not Applicable
05/22/2026 10 PM PDT 10.51 1160 + Not Applicable
05/22/2026 11 PM PDT 10.50 1154 - Not Applicable
05/23/2026 12 AM PDT 10.73 1290 + Not Applicable
05/23/2026 01 AM PDT 10.96 1432 + Not Applicable
05/23/2026 02 AM PDT 10.89 1388 - Not Applicable
05/23/2026 03 AM PDT 10.82 1345 - Not Applicable
05/23/2026 04 AM PDT 10.78 1320 - Not Applicable
05/23/2026 05 AM PDT 10.74 1296 - Not Applicable
05/23/2026 06 AM PDT 10.71 1278 - Not Applicable
05/23/2026 07 AM PDT 10.72 1284 + Not Applicable
05/23/2026 08 AM PDT 10.68 1260 - Not Applicable
05/23/2026 09 AM PDT 10.69 1266 + Not Applicable
05/23/2026 10 AM PDT 10.68 1260 - Not Applicable
05/23/2026 11 AM PDT 10.66 1248 - Not Applicable
05/23/2026 12 PM PDT 10.65 1242 - Not Applicable
05/23/2026 01 PM PDT 10.63 1230 - Not Applicable
05/23/2026 02 PM PDT 10.64 1236 + Not Applicable
05/23/2026 03 PM PDT 10.61 1219 - Not Applicable
05/23/2026 04 PM PDT 10.60 1213 - Not Applicable
05/23/2026 05 PM PDT 10.60 1213 0 Not Applicable
05/23/2026 06 PM PDT 10.59 1207 - Not Applicable
05/23/2026 07 PM PDT 10.57 1195 - Not Applicable
05/23/2026 08 PM PDT 10.57 1195 0 Not Applicable
05/23/2026 09 PM PDT 10.55 1183 - Not Applicable
05/23/2026 10 PM PDT 10.55 1183 0 Not Applicable
05/23/2026 11 PM PDT 10.53 1172 - Not Applicable
05/24/2026 12 AM PDT 10.53 1172 0 Not Applicable
05/24/2026 01 AM PDT 10.53 1172 0 Not Applicable
05/24/2026 02 AM PDT 10.55 1183 + Not Applicable
05/24/2026 03 AM PDT 10.51 1160 - Not Applicable
05/24/2026 04 AM PDT 10.51 1160 0 Not Applicable
05/24/2026 05 AM PDT 10.51 1160 0 Not Applicable
05/24/2026 06 AM PDT 10.51 1160 0 Not Applicable
05/24/2026 07 AM PDT 10.50 1154 - Not Applicable
05/24/2026 08 AM PDT 10.52 1166 + Not Applicable
05/24/2026 09 AM PDT 10.52 1166 0 Not Applicable
05/24/2026 10 AM PDT 10.53 1172 + Not Applicable
05/24/2026 11 AM PDT 10.53 1172 0 Not Applicable
05/24/2026 12 PM PDT 10.52 1166 - Not Applicable
05/24/2026 01 PM PDT 10.52 1166 0 Not Applicable
05/24/2026 02 PM PDT 10.53 1172 + Not Applicable
05/24/2026 03 PM PDT 10.53 1172 0 Not Applicable
05/24/2026 04 PM PDT 10.50 1154 - Not Applicable
05/24/2026 05 PM PDT 10.49 1149 - Not Applicable
05/24/2026 06 PM PDT 10.47 1137 - Not Applicable
05/24/2026 07 PM PDT 10.45 1126 - Not Applicable
05/24/2026 08 PM PDT 10.43 1115 - Not Applicable
05/24/2026 09 PM PDT 10.41 1103 - Not Applicable
05/24/2026 10 PM PDT 10.42 1109 + Not Applicable
05/24/2026 11 PM PDT 10.43 1115 + Not Applicable
05/25/2026 12 AM PDT 10.43 1115 0 Not Applicable
05/25/2026 01 AM PDT 10.43 1115 0 Not Applicable
05/25/2026 02 AM PDT 10.45 1126 + Not Applicable
05/25/2026 03 AM PDT 10.44 1120 - Not Applicable
05/25/2026 04 AM PDT 10.45 1126 + Not Applicable
05/25/2026 05 AM PDT 10.45 1126 0 Not Applicable
05/25/2026 06 AM PDT 10.45 1126 0 Not Applicable
05/25/2026 07 AM PDT 10.46 1132 + Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/25/2026 08 AM PDT 10.46 1132 Not Applicable
05/25/2026 09 AM PDT 10.46 1132 0 Not Applicable
05/25/2026 10 AM PDT 10.46 1132 0 Not Applicable
05/25/2026 11 AM PDT 10.47 1137 + Not Applicable
05/25/2026 12 PM PDT 10.47 1137 0 Not Applicable
05/25/2026 01 PM PDT 10.46 1132 - Not Applicable
05/25/2026 02 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 03 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 04 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 05 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 06 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 07 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 08 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 09 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 10 PM PDT 10.46 1132 0 Not Applicable
05/25/2026 11 PM PDT 10.46 1132 0 Not Applicable
05/26/2026 12 AM PDT 10.46 1132 0 Not Applicable
05/26/2026 01 AM PDT 10.45 1126 - Not Applicable
05/26/2026 02 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 03 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 04 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 05 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 06 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 07 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 08 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 09 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 10 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 11 AM PDT 10.45 1126 0 Not Applicable
05/26/2026 12 PM PDT 10.45 1126 0 Not Applicable
05/26/2026 01 PM PDT 10.45 1126 0 Not Applicable
05/26/2026 02 PM PDT 10.44 1120 - Not Applicable
05/26/2026 03 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 04 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 05 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 06 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 07 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 08 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 09 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 10 PM PDT 10.44 1120 0 Not Applicable
05/26/2026 11 PM PDT 10.44 1120 0 Not Applicable
05/27/2026 12 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 01 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 02 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 03 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 04 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 05 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 06 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 07 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 08 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 09 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 10 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 11 AM PDT 10.44 1120 0 Not Applicable
05/27/2026 12 PM PDT 10.43 1115 - Not Applicable
05/27/2026 01 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 02 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 03 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 04 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 05 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 06 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 07 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 08 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 09 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 10 PM PDT 10.43 1115 0 Not Applicable
05/27/2026 11 PM PDT 10.43 1115 0 Not Applicable
05/28/2026 12 AM PDT 10.43 1115 0 Not Applicable
05/28/2026 01 AM PDT 10.43 1115 0 Not Applicable
05/28/2026 02 AM PDT 10.43 1115 0 Not Applicable
05/28/2026 03 AM PDT 10.43 1115 0 Not Applicable
05/28/2026 04 AM PDT 10.42 1109 - Not Applicable
05/28/2026 05 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 06 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 07 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 08 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 09 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 10 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 11 AM PDT 10.42 1109 0 Not Applicable
05/28/2026 12 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 01 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 02 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 03 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 04 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 05 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 06 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 07 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 08 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 09 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 10 PM PDT 10.42 1109 0 Not Applicable
05/28/2026 11 PM PDT 10.42 1109 0 Not Applicable
05/29/2026 12 AM PDT 10.42 1109 0 Not Applicable
05/29/2026 01 AM PDT 10.42 1109 0 Not Applicable
05/29/2026 02 AM PDT 10.43 1115 + Not Applicable
05/29/2026 03 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 04 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 05 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 06 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 07 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 08 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 09 AM PDT 10.43 1115 0 Not Applicable
05/29/2026 10 AM PDT 10.42 1109 - Not Applicable
05/29/2026 11 AM PDT 10.42 1109 0 Not Applicable
05/29/2026 12 PM PDT 10.42 1109 0 Not Applicable
05/29/2026 01 PM PDT 10.42 1109 0 Not Applicable
05/29/2026 02 PM PDT 10.41 1103 - Not Applicable
05/29/2026 03 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 04 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 05 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 06 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 07 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 08 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 09 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 10 PM PDT 10.41 1103 0 Not Applicable
05/29/2026 11 PM PDT 10.40 1098 - Not Applicable
05/30/2026 12 AM PDT 10.40 1098 0 Not Applicable
05/30/2026 01 AM PDT 10.40 1098 0 Not Applicable
05/30/2026 02 AM PDT 10.40 1098 0 Not Applicable
05/30/2026 03 AM PDT 10.40 1098 0 Not Applicable
05/30/2026 04 AM PDT 10.40 1098 0 Not Applicable
05/30/2026 05 AM PDT 10.40 1098 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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