SOUTH FORK TRINITY RIVER - HYAMPOM (HYMC1)
Latitude: 40.65º NLongitude: 123.49º WElevation: 1211 FeetForecast Type: Unofficial Location
Location: Trinity County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Feb 16 2026 at 7:49 AM PSTNext Issuance: Feb 17 2026 at 9:00 AM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: South Fork Trinity River - Hyampom (HYMC1)
#
# File Generation Time:  02/16/2026 at 07:51 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/16/2026 at 07:00 AM PST
# Maximum Observed Stage:                       5.21 Feet
# Maximum Observed Flow:                        1148 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/20/2026 at 05:00 AM PST
# Maximum Forecast Stage:                       5.53 Feet
# Maximum Forecast Flow:                        1353 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/11/2026 07 AM PST            4.68            851                Not Applicable
  02/11/2026 08 AM PST            4.68            851         0      Not Applicable
  02/11/2026 09 AM PST            4.69            856         +      Not Applicable
  02/11/2026 10 AM PST            4.69            856         0      Not Applicable
  02/11/2026 11 AM PST            4.70            861         +      Not Applicable
  02/11/2026 12 PM PST            4.70            861         0      Not Applicable
  02/11/2026 01 PM PST            4.71            867         +      Not Applicable
  02/11/2026 02 PM PST            4.72            872         +      Not Applicable
  02/11/2026 03 PM PST            4.72            872         0      Not Applicable
  02/11/2026 04 PM PST            4.72            872         0      Not Applicable
  02/11/2026 05 PM PST            4.72            872         0      Not Applicable
  02/11/2026 06 PM PST            4.73            877         +      Not Applicable
  02/11/2026 07 PM PST            4.73            877         0      Not Applicable
  02/11/2026 08 PM PST            4.72            872         -      Not Applicable
  02/11/2026 09 PM PST            4.73            877         +      Not Applicable
  02/11/2026 10 PM PST            4.73            877         0      Not Applicable
  02/11/2026 11 PM PST            4.74            882         +      Not Applicable
  02/12/2026 12 AM PST            4.73            877         -      Not Applicable
  02/12/2026 01 AM PST            4.74            882         +      Not Applicable
  02/12/2026 02 AM PST            4.74            882         0      Not Applicable
  02/12/2026 03 AM PST            4.75            888         +      Not Applicable
  02/12/2026 04 AM PST            4.74            882         -      Not Applicable
  02/12/2026 05 AM PST            4.75            888         +      Not Applicable
  02/12/2026 06 AM PST            4.75            888         0      Not Applicable
  02/12/2026 07 AM PST            4.75            888         0      Not Applicable
  02/12/2026 08 AM PST            4.75            888         0      Not Applicable
  02/12/2026 09 AM PST            4.76            893         +      Not Applicable
  02/12/2026 10 AM PST            4.76            893         0      Not Applicable
  02/12/2026 11 AM PST            4.76            893         0      Not Applicable
  02/12/2026 12 PM PST            4.74            882         -      Not Applicable
  02/12/2026 01 PM PST            4.75            888         +      Not Applicable
  02/12/2026 02 PM PST            4.73            877         -      Not Applicable
  02/12/2026 03 PM PST            4.75            888         +      Not Applicable
  02/12/2026 04 PM PST            4.74            882         -      Not Applicable
  02/12/2026 05 PM PST            4.74            882         0      Not Applicable
  02/12/2026 06 PM PST            4.73            877         -      Not Applicable
  02/12/2026 07 PM PST            4.74            882         +      Not Applicable
  02/12/2026 08 PM PST            4.73            877         -      Not Applicable
  02/12/2026 09 PM PST            4.73            877         0      Not Applicable
  02/12/2026 10 PM PST            4.73            877         0      Not Applicable
  02/12/2026 11 PM PST            4.72            872         -      Not Applicable
  02/13/2026 12 AM PST            4.73            877         +      Not Applicable
  02/13/2026 01 AM PST            4.72            872         -      Not Applicable
  02/13/2026 02 AM PST            4.72            872         0      Not Applicable
  02/13/2026 03 AM PST            4.72            872         0      Not Applicable
  02/13/2026 04 AM PST            4.72            872         0      Not Applicable
  02/13/2026 05 AM PST            4.71            867         -      Not Applicable
  02/13/2026 06 AM PST            4.72            872         +      Not Applicable
  02/13/2026 07 AM PST            4.71            867         -      Not Applicable
  02/13/2026 08 AM PST            4.71            867         0      Not Applicable
  02/13/2026 09 AM PST            4.72            872         +      Not Applicable
  02/13/2026 10 AM PST            4.71            867         -      Not Applicable
  02/13/2026 11 AM PST            4.70            861         -      Not Applicable
  02/13/2026 12 PM PST            4.71            867         +      Not Applicable
  02/13/2026 01 PM PST            4.71            867         0      Not Applicable
  02/13/2026 02 PM PST            4.71            867         0      Not Applicable
  02/13/2026 03 PM PST            4.70            861         -      Not Applicable
  02/13/2026 04 PM PST            4.70            861         0      Not Applicable
  02/13/2026 05 PM PST            4.70            861         0      Not Applicable
  02/13/2026 06 PM PST            4.71            867         +      Not Applicable
  02/13/2026 07 PM PST            4.71            867         0      Not Applicable
  02/13/2026 08 PM PST            4.70            861         -      Not Applicable
  02/13/2026 09 PM PST            4.70            861         0      Not Applicable
  02/13/2026 10 PM PST            4.70            861         0      Not Applicable
  02/13/2026 11 PM PST            4.69            856         -      Not Applicable
  02/14/2026 12 AM PST            4.69            856         0      Not Applicable
  02/14/2026 01 AM PST            4.69            856         0      Not Applicable
  02/14/2026 02 AM PST            4.69            856         0      Not Applicable
  02/14/2026 03 AM PST            4.69            856         0      Not Applicable
  02/14/2026 04 AM PST            4.68            851         -      Not Applicable
  02/14/2026 05 AM PST            4.68            851         0      Not Applicable
  02/14/2026 06 AM PST            4.69            856         +      Not Applicable
  02/14/2026 07 AM PST            4.68            851         -      Not Applicable
  02/14/2026 08 AM PST            4.68            851         0      Not Applicable
  02/14/2026 09 AM PST            4.68            851         0      Not Applicable
  02/14/2026 10 AM PST            4.67            846         -      Not Applicable
  02/14/2026 11 AM PST            4.67            846         0      Not Applicable
  02/14/2026 12 PM PST            4.67            846         0      Not Applicable
  02/14/2026 01 PM PST            4.68            851         +      Not Applicable
  02/14/2026 02 PM PST            4.68            851         0      Not Applicable
  02/14/2026 03 PM PST            4.68            851         0      Not Applicable
  02/14/2026 04 PM PST            4.67            846         -      Not Applicable
  02/14/2026 05 PM PST            4.67            846         0      Not Applicable
  02/14/2026 06 PM PST            4.67            846         0      Not Applicable
  02/14/2026 07 PM PST            4.67            846         0      Not Applicable
  02/14/2026 08 PM PST            4.66            841         -      Not Applicable
  02/14/2026 09 PM PST            4.67            846         +      Not Applicable
  02/14/2026 10 PM PST            4.67            846         0      Not Applicable
  02/14/2026 11 PM PST            4.67            846         0      Not Applicable
  02/15/2026 12 AM PST            4.66            841         -      Not Applicable
  02/15/2026 01 AM PST            4.66            841         0      Not Applicable
  02/15/2026 02 AM PST            4.67            846         +      Not Applicable
  02/15/2026 03 AM PST            4.67            846         0      Not Applicable
  02/15/2026 04 AM PST            4.66            841         -      Not Applicable
  02/15/2026 05 AM PST            4.66            841         0      Not Applicable
  02/15/2026 06 AM PST            4.66            841         0      Not Applicable
  02/15/2026 07 AM PST            4.66            841         0      Not Applicable
  02/15/2026 08 AM PST            4.67            846         +      Not Applicable
  02/15/2026 09 AM PST            4.68            851         +      Not Applicable
  02/15/2026 10 AM PST            4.67            846         -      Not Applicable
  02/15/2026 11 AM PST            4.68            851         +      Not Applicable
  02/15/2026 12 PM PST            4.70            861         +      Not Applicable
  02/15/2026 01 PM PST            4.70            861         0      Not Applicable
  02/15/2026 02 PM PST            4.72            872         +      Not Applicable
  02/15/2026 03 PM PST            4.72            872         0      Not Applicable
  02/15/2026 04 PM PST            4.74            882         +      Not Applicable
  02/15/2026 05 PM PST            4.77            898         +      Not Applicable
  02/15/2026 06 PM PST            4.77            898         0      Not Applicable
  02/15/2026 07 PM PST            4.80            914         +      Not Applicable
  02/15/2026 08 PM PST            4.81            919         +      Not Applicable
  02/15/2026 09 PM PST            4.84            935         +      Not Applicable
  02/15/2026 10 PM PST            4.87            952         +      Not Applicable
  02/15/2026 11 PM PST            4.89            963         +      Not Applicable
  02/16/2026 12 AM PST            4.91            974         +      Not Applicable
  02/16/2026 01 AM PST            4.92            979         +      Not Applicable
  02/16/2026 02 AM PST            4.92            979         0      Not Applicable
  02/16/2026 03 AM PST            4.95            996         +      Not Applicable
  02/16/2026 04 AM PST            4.97           1007         +      Not Applicable
  02/16/2026 05 AM PST            4.98           1013         +      Not Applicable
  02/16/2026 06 AM PST            5.13           1100         +      Not Applicable
  02/16/2026 07 AM PST            5.21           1148         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/16/2026 08 AM PST            5.23           1160                Not Applicable
  02/16/2026 09 AM PST            5.22           1154         -      Not Applicable
  02/16/2026 10 AM PST            5.17           1124         -      Not Applicable
  02/16/2026 11 AM PST            5.11           1088         -      Not Applicable
  02/16/2026 12 PM PST            5.04           1047         -      Not Applicable
  02/16/2026 01 PM PST            4.99           1019         -      Not Applicable
  02/16/2026 02 PM PST            4.95            996         -      Not Applicable
  02/16/2026 03 PM PST            4.92            979         -      Not Applicable
  02/16/2026 04 PM PST            4.89            963         -      Not Applicable
  02/16/2026 05 PM PST            4.88            957         -      Not Applicable
  02/16/2026 06 PM PST            4.87            952         -      Not Applicable
  02/16/2026 07 PM PST            4.87            952         0      Not Applicable
  02/16/2026 08 PM PST            4.88            957         +      Not Applicable
  02/16/2026 09 PM PST            4.90            968         +      Not Applicable
  02/16/2026 10 PM PST            4.92            979         +      Not Applicable
  02/16/2026 11 PM PST            4.93            985         +      Not Applicable
  02/17/2026 12 AM PST            4.95            996         +      Not Applicable
  02/17/2026 01 AM PST            4.96           1002         +      Not Applicable
  02/17/2026 02 AM PST            4.97           1007         +      Not Applicable
  02/17/2026 03 AM PST            4.98           1013         +      Not Applicable
  02/17/2026 04 AM PST            4.98           1013         0      Not Applicable
  02/17/2026 05 AM PST            4.98           1013         0      Not Applicable
  02/17/2026 06 AM PST            4.99           1019         +      Not Applicable
  02/17/2026 07 AM PST            4.99           1019         0      Not Applicable
  02/17/2026 08 AM PST            5.00           1024         +      Not Applicable
  02/17/2026 09 AM PST            5.01           1030         +      Not Applicable
  02/17/2026 10 AM PST            5.02           1036         +      Not Applicable
  02/17/2026 11 AM PST            5.04           1047         +      Not Applicable
  02/17/2026 12 PM PST            5.05           1053         +      Not Applicable
  02/17/2026 01 PM PST            5.06           1059         +      Not Applicable
  02/17/2026 02 PM PST            5.07           1065         +      Not Applicable
  02/17/2026 03 PM PST            5.08           1071         +      Not Applicable
  02/17/2026 04 PM PST            5.09           1076         +      Not Applicable
  02/17/2026 05 PM PST            5.10           1082         +      Not Applicable
  02/17/2026 06 PM PST            5.11           1088         +      Not Applicable
  02/17/2026 07 PM PST            5.12           1094         +      Not Applicable
  02/17/2026 08 PM PST            5.13           1100         +      Not Applicable
  02/17/2026 09 PM PST            5.13           1100         0      Not Applicable
  02/17/2026 10 PM PST            5.14           1106         +      Not Applicable
  02/17/2026 11 PM PST            5.15           1112         +      Not Applicable
  02/18/2026 12 AM PST            5.15           1112         0      Not Applicable
  02/18/2026 01 AM PST            5.16           1118         +      Not Applicable
  02/18/2026 02 AM PST            5.16           1118         0      Not Applicable
  02/18/2026 03 AM PST            5.17           1124         +      Not Applicable
  02/18/2026 04 AM PST            5.17           1124         0      Not Applicable
  02/18/2026 05 AM PST            5.18           1130         +      Not Applicable
  02/18/2026 06 AM PST            5.18           1130         0      Not Applicable
  02/18/2026 07 AM PST            5.19           1136         +      Not Applicable
  02/18/2026 08 AM PST            5.19           1136         0      Not Applicable
  02/18/2026 09 AM PST            5.20           1142         +      Not Applicable
  02/18/2026 10 AM PST            5.20           1142         0      Not Applicable
  02/18/2026 11 AM PST            5.20           1142         0      Not Applicable
  02/18/2026 12 PM PST            5.21           1148         +      Not Applicable
  02/18/2026 01 PM PST            5.21           1148         0      Not Applicable
  02/18/2026 02 PM PST            5.21           1148         0      Not Applicable
  02/18/2026 03 PM PST            5.22           1154         +      Not Applicable
  02/18/2026 04 PM PST            5.22           1154         0      Not Applicable
  02/18/2026 05 PM PST            5.23           1160         +      Not Applicable
  02/18/2026 06 PM PST            5.23           1160         0      Not Applicable
  02/18/2026 07 PM PST            5.24           1167         +      Not Applicable
  02/18/2026 08 PM PST            5.25           1173         +      Not Applicable
  02/18/2026 09 PM PST            5.25           1173         0      Not Applicable
  02/18/2026 10 PM PST            5.26           1179         +      Not Applicable
  02/18/2026 11 PM PST            5.27           1185         +      Not Applicable
  02/19/2026 12 AM PST            5.28           1191         +      Not Applicable
  02/19/2026 01 AM PST            5.28           1191         0      Not Applicable
  02/19/2026 02 AM PST            5.29           1198         +      Not Applicable
  02/19/2026 03 AM PST            5.30           1204         +      Not Applicable
  02/19/2026 04 AM PST            5.31           1210         +      Not Applicable
  02/19/2026 05 AM PST            5.32           1216         +      Not Applicable
  02/19/2026 06 AM PST            5.32           1216         0      Not Applicable
  02/19/2026 07 AM PST            5.33           1223         +      Not Applicable
  02/19/2026 08 AM PST            5.34           1229         +      Not Applicable
  02/19/2026 09 AM PST            5.35           1235         +      Not Applicable
  02/19/2026 10 AM PST            5.36           1242         +      Not Applicable
  02/19/2026 11 AM PST            5.36           1242         0      Not Applicable
  02/19/2026 12 PM PST            5.37           1248         +      Not Applicable
  02/19/2026 01 PM PST            5.38           1254         +      Not Applicable
  02/19/2026 02 PM PST            5.39           1261         +      Not Applicable
  02/19/2026 03 PM PST            5.40           1267         +      Not Applicable
  02/19/2026 04 PM PST            5.41           1274         +      Not Applicable
  02/19/2026 05 PM PST            5.42           1280         +      Not Applicable
  02/19/2026 06 PM PST            5.42           1280         0      Not Applicable
  02/19/2026 07 PM PST            5.43           1287         +      Not Applicable
  02/19/2026 08 PM PST            5.44           1293         +      Not Applicable
  02/19/2026 09 PM PST            5.45           1300         +      Not Applicable
  02/19/2026 10 PM PST            5.46           1306         +      Not Applicable
  02/19/2026 11 PM PST            5.47           1313         +      Not Applicable
  02/20/2026 12 AM PST            5.48           1319         +      Not Applicable
  02/20/2026 01 AM PST            5.49           1326         +      Not Applicable
  02/20/2026 02 AM PST            5.50           1333         +      Not Applicable
  02/20/2026 03 AM PST            5.51           1339         +      Not Applicable
  02/20/2026 04 AM PST            5.52           1346         +      Not Applicable
  02/20/2026 05 AM PST            5.53           1353         +      Not Applicable
  02/20/2026 06 AM PST            5.52           1346         -      Not Applicable
  02/20/2026 07 AM PST            5.51           1339         -      Not Applicable
  02/20/2026 08 AM PST            5.50           1333         -      Not Applicable
  02/20/2026 09 AM PST            5.49           1326         -      Not Applicable
  02/20/2026 10 AM PST            5.48           1319         -      Not Applicable
  02/20/2026 11 AM PST            5.47           1313         -      Not Applicable
  02/20/2026 12 PM PST            5.46           1306         -      Not Applicable
  02/20/2026 01 PM PST            5.46           1306         0      Not Applicable
  02/20/2026 02 PM PST            5.45           1300         -      Not Applicable
  02/20/2026 03 PM PST            5.44           1293         -      Not Applicable
  02/20/2026 04 PM PST            5.43           1287         -      Not Applicable
  02/20/2026 05 PM PST            5.42           1280         -      Not Applicable
  02/20/2026 06 PM PST            5.41           1274         -      Not Applicable
  02/20/2026 07 PM PST            5.40           1267         -      Not Applicable
  02/20/2026 08 PM PST            5.39           1261         -      Not Applicable
  02/20/2026 09 PM PST            5.39           1261         0      Not Applicable
  02/20/2026 10 PM PST            5.38           1254         -      Not Applicable
  02/20/2026 11 PM PST            5.37           1248         -      Not Applicable
  02/21/2026 12 AM PST            5.36           1242         -      Not Applicable
  02/21/2026 01 AM PST            5.35           1235         -      Not Applicable
  02/21/2026 02 AM PST            5.34           1229         -      Not Applicable
  02/21/2026 03 AM PST            5.34           1229         0      Not Applicable
  02/21/2026 04 AM PST            5.33           1223         -      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.