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SACRAMENTO RIVER - HAMILTON CITY (HAMC1)
| Latitude: 39.75º N | Longitude: 122.00º W | Elevation: 125 Feet | | Forecast Type: Official Location |
| Location: Glenn County in California | Bulletin Group: Upper Sacramento | River Group: Upper Sacramento |
| Issuance Time: | Apr 03 2026 at 7:37 AM PDT | Next Issuance: | Apr 03 2026 at 3:00 PM PDT
| |
| Action/Monitor: 142.0 Feet | Minor Flood: 147.0 Feet | Moderate Flood: 149.2 Feet | Major Flood: 150.2 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Hamilton City (HAMC1)
#
# File Generation Time: 04/03/2026 at 07:37 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/03/2026 at 01:00 AM PDT
# Maximum Observed Stage: 128.76 Feet
# Maximum Observed Flow: 7270 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/03/2026 at 08:00 AM PDT
# Maximum Forecast Stage: 128.56 Feet
# Maximum Forecast Flow: 6778 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/29/2026 07 AM PDT 128.19 5877 Normal
03/29/2026 08 AM PDT 128.19 5877 0 Normal
03/29/2026 09 AM PDT 128.20 5902 + Normal
03/29/2026 10 AM PDT 128.20 5902 0 Normal
03/29/2026 11 AM PDT 128.21 5926 + Normal
03/29/2026 12 PM PDT 128.21 5926 0 Normal
03/29/2026 01 PM PDT 128.22 5950 + Normal
03/29/2026 02 PM PDT 128.21 5926 - Normal
03/29/2026 03 PM PDT 128.21 5926 0 Normal
03/29/2026 04 PM PDT 128.20 5902 - Normal
03/29/2026 05 PM PDT 128.20 5902 0 Normal
03/29/2026 06 PM PDT 128.18 5853 - Normal
03/29/2026 07 PM PDT 128.18 5853 0 Normal
03/29/2026 08 PM PDT 128.17 5828 - Normal
03/29/2026 09 PM PDT 128.17 5828 0 Normal
03/29/2026 10 PM PDT 128.16 5804 - Normal
03/29/2026 11 PM PDT 128.16 5804 0 Normal
03/30/2026 12 AM PDT 128.17 5828 + Normal
03/30/2026 01 AM PDT 128.18 5853 + Normal
03/30/2026 02 AM PDT 128.19 5877 + Normal
03/30/2026 03 AM PDT 128.19 5877 0 Normal
03/30/2026 04 AM PDT 128.20 5902 + Normal
03/30/2026 05 AM PDT 128.19 5877 - Normal
03/30/2026 06 AM PDT 128.19 5877 0 Normal
03/30/2026 07 AM PDT 128.19 5877 0 Normal
03/30/2026 08 AM PDT 128.18 5853 - Normal
03/30/2026 09 AM PDT 128.18 5853 0 Normal
03/30/2026 10 AM PDT 128.17 5828 - Normal
03/30/2026 11 AM PDT 128.16 5804 - Normal
03/30/2026 12 PM PDT 128.15 5780 - Normal
03/30/2026 01 PM PDT 128.15 5780 0 Normal
03/30/2026 02 PM PDT 128.16 5804 + Normal
03/30/2026 03 PM PDT 128.16 5804 0 Normal
03/30/2026 04 PM PDT 128.17 5828 + Normal
03/30/2026 05 PM PDT 128.17 5828 0 Normal
03/30/2026 06 PM PDT 128.17 5828 0 Normal
03/30/2026 07 PM PDT 128.17 5828 0 Normal
03/30/2026 08 PM PDT 128.15 5780 - Normal
03/30/2026 09 PM PDT 128.14 5756 - Normal
03/30/2026 10 PM PDT 128.12 5708 - Normal
03/30/2026 11 PM PDT 128.10 5660 - Normal
03/31/2026 12 AM PDT 128.10 5660 0 Normal
03/31/2026 01 AM PDT 128.09 5636 - Normal
03/31/2026 02 AM PDT 128.09 5636 0 Normal
03/31/2026 03 AM PDT 128.09 5636 0 Normal
03/31/2026 04 AM PDT 128.10 5660 + Normal
03/31/2026 05 AM PDT 128.08 5611 - Normal
03/31/2026 06 AM PDT 128.07 5587 - Normal
03/31/2026 07 AM PDT 128.06 5563 - Normal
03/31/2026 08 AM PDT 128.08 5611 + Normal
03/31/2026 09 AM PDT 128.06 5563 - Normal
03/31/2026 10 AM PDT 128.09 5636 + Normal
03/31/2026 11 AM PDT 128.09 5636 0 Normal
03/31/2026 12 PM PDT 128.09 5636 0 Normal
03/31/2026 01 PM PDT 128.09 5636 0 Normal
03/31/2026 02 PM PDT 128.09 5636 0 Normal
03/31/2026 03 PM PDT 128.09 5636 0 Normal
03/31/2026 04 PM PDT 128.09 5636 0 Normal
03/31/2026 05 PM PDT 128.08 5611 - Normal
03/31/2026 06 PM PDT 128.07 5587 - Normal
03/31/2026 07 PM PDT 128.06 5563 - Normal
03/31/2026 08 PM PDT 128.06 5563 0 Normal
03/31/2026 09 PM PDT 128.05 5539 - Normal
03/31/2026 10 PM PDT 128.06 5563 + Normal
03/31/2026 11 PM PDT 128.07 5587 + Normal
04/01/2026 12 AM PDT 128.06 5563 - Normal
04/01/2026 01 AM PDT 128.09 5636 + Normal
04/01/2026 02 AM PDT 128.05 5539 - Normal
04/01/2026 03 AM PDT 128.05 5539 0 Normal
04/01/2026 04 AM PDT 128.05 5539 0 Normal
04/01/2026 05 AM PDT 128.05 5539 0 Normal
04/01/2026 06 AM PDT 128.05 5539 0 Normal
04/01/2026 07 AM PDT 128.05 5539 0 Normal
04/01/2026 08 AM PDT 128.09 5636 + Normal
04/01/2026 09 AM PDT 128.12 5708 + Normal
04/01/2026 10 AM PDT 128.12 5708 0 Normal
04/01/2026 11 AM PDT 128.12 5708 0 Normal
04/01/2026 12 PM PDT 128.12 5708 0 Normal
04/01/2026 01 PM PDT 128.13 5732 + Normal
04/01/2026 02 PM PDT 128.13 5732 0 Normal
04/01/2026 03 PM PDT 128.12 5708 - Normal
04/01/2026 04 PM PDT 128.14 5756 + Normal
04/01/2026 05 PM PDT 128.16 5804 + Normal
04/01/2026 06 PM PDT 128.17 5828 + Normal
04/01/2026 07 PM PDT 128.17 5828 0 Normal
04/01/2026 08 PM PDT 128.18 5853 + Normal
04/01/2026 09 PM PDT 128.19 5877 + Normal
04/01/2026 10 PM PDT 128.20 5902 + Normal
04/01/2026 11 PM PDT 128.22 5950 + Normal
04/02/2026 12 AM PDT 128.24 5998 + Normal
04/02/2026 01 AM PDT 128.26 6046 + Normal
04/02/2026 02 AM PDT 128.28 6095 + Normal
04/02/2026 03 AM PDT 128.30 6144 + Normal
04/02/2026 04 AM PDT 128.32 6192 + Normal
04/02/2026 05 AM PDT 128.34 6240 + Normal
04/02/2026 06 AM PDT 128.36 6289 + Normal
04/02/2026 07 AM PDT 128.38 6338 + Normal
04/02/2026 08 AM PDT 128.40 6388 + Normal
04/02/2026 09 AM PDT 128.43 6460 + Normal
04/02/2026 10 AM PDT 128.45 6509 + Normal
04/02/2026 11 AM PDT 128.45 6509 0 Normal
04/02/2026 12 PM PDT 128.50 6632 + Normal
04/02/2026 01 PM PDT 128.52 6680 + Normal
04/02/2026 02 PM PDT 128.58 6827 + Normal
04/02/2026 03 PM PDT 128.61 6901 + Normal
04/02/2026 04 PM PDT 128.63 6950 + Normal
04/02/2026 05 PM PDT 128.65 6999 + Normal
04/02/2026 06 PM PDT 128.67 7048 + Normal
04/02/2026 07 PM PDT 128.70 7123 + Normal
04/02/2026 08 PM PDT 128.72 7172 + Normal
04/02/2026 09 PM PDT 128.73 7196 + Normal
04/02/2026 10 PM PDT 128.75 7245 + Normal
04/02/2026 11 PM PDT 128.74 7221 - Normal
04/03/2026 12 AM PDT 128.74 7221 0 Normal
04/03/2026 01 AM PDT 128.76 7270 + Normal
04/03/2026 02 AM PDT 128.75 7245 - Normal
04/03/2026 03 AM PDT 128.71 7147 - Normal
04/03/2026 04 AM PDT 128.70 7123 - Normal
04/03/2026 05 AM PDT 128.66 7024 - Normal
04/03/2026 06 AM PDT 128.63 6950 - Normal
04/03/2026 07 AM PDT 128.59 6852 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/03/2026 08 AM PDT 128.56 6778 Normal
04/03/2026 09 AM PDT 128.53 6705 - Normal
04/03/2026 10 AM PDT 128.49 6607 - Normal
04/03/2026 11 AM PDT 128.47 6558 - Normal
04/03/2026 12 PM PDT 128.44 6485 - Normal
04/03/2026 01 PM PDT 128.42 6436 - Normal
04/03/2026 02 PM PDT 128.40 6388 - Normal
04/03/2026 03 PM PDT 128.38 6338 - Normal
04/03/2026 04 PM PDT 128.36 6289 - Normal
04/03/2026 05 PM PDT 128.35 6265 - Normal
04/03/2026 06 PM PDT 128.33 6216 - Normal
04/03/2026 07 PM PDT 128.32 6192 - Normal
04/03/2026 08 PM PDT 128.31 6168 - Normal
04/03/2026 09 PM PDT 128.29 6119 - Normal
04/03/2026 10 PM PDT 128.28 6095 - Normal
04/03/2026 11 PM PDT 128.27 6070 - Normal
04/04/2026 12 AM PDT 128.27 6070 0 Normal
04/04/2026 01 AM PDT 128.26 6046 - Normal
04/04/2026 02 AM PDT 128.25 6022 - Normal
04/04/2026 03 AM PDT 128.24 5998 - Normal
04/04/2026 04 AM PDT 128.24 5998 0 Normal
04/04/2026 05 AM PDT 128.23 5974 - Normal
04/04/2026 06 AM PDT 128.23 5974 0 Normal
04/04/2026 07 AM PDT 128.23 5974 0 Normal
04/04/2026 08 AM PDT 128.22 5950 - Normal
04/04/2026 09 AM PDT 128.22 5950 0 Normal
04/04/2026 10 AM PDT 128.22 5950 0 Normal
04/04/2026 11 AM PDT 128.22 5950 0 Normal
04/04/2026 12 PM PDT 128.23 5974 + Normal
04/04/2026 01 PM PDT 128.23 5974 0 Normal
04/04/2026 02 PM PDT 128.23 5974 0 Normal
04/04/2026 03 PM PDT 128.23 5974 0 Normal
04/04/2026 04 PM PDT 128.23 5974 0 Normal
04/04/2026 05 PM PDT 128.24 5998 + Normal
04/04/2026 06 PM PDT 128.24 5998 0 Normal
04/04/2026 07 PM PDT 128.24 5998 0 Normal
04/04/2026 08 PM PDT 128.23 5974 - Normal
04/04/2026 09 PM PDT 128.23 5974 0 Normal
04/04/2026 10 PM PDT 128.23 5974 0 Normal
04/04/2026 11 PM PDT 128.23 5974 0 Normal
04/05/2026 12 AM PDT 128.22 5950 - Normal
04/05/2026 01 AM PDT 128.22 5950 0 Normal
04/05/2026 02 AM PDT 128.22 5950 0 Normal
04/05/2026 03 AM PDT 128.21 5926 - Normal
04/05/2026 04 AM PDT 128.21 5926 0 Normal
04/05/2026 05 AM PDT 128.20 5902 - Normal
04/05/2026 06 AM PDT 128.20 5902 0 Normal
04/05/2026 07 AM PDT 128.20 5902 0 Normal
04/05/2026 08 AM PDT 128.19 5877 - Normal
04/05/2026 09 AM PDT 128.19 5877 0 Normal
04/05/2026 10 AM PDT 128.19 5877 0 Normal
04/05/2026 11 AM PDT 128.19 5877 0 Normal
04/05/2026 12 PM PDT 128.19 5877 0 Normal
04/05/2026 01 PM PDT 128.19 5877 0 Normal
04/05/2026 02 PM PDT 128.19 5877 0 Normal
04/05/2026 03 PM PDT 128.18 5853 - Normal
04/05/2026 04 PM PDT 128.18 5853 0 Normal
04/05/2026 05 PM PDT 128.18 5853 0 Normal
04/05/2026 06 PM PDT 128.18 5853 0 Normal
04/05/2026 07 PM PDT 128.18 5853 0 Normal
04/05/2026 08 PM PDT 128.18 5853 0 Normal
04/05/2026 09 PM PDT 128.18 5853 0 Normal
04/05/2026 10 PM PDT 128.18 5853 0 Normal
04/05/2026 11 PM PDT 128.17 5828 - Normal
04/06/2026 12 AM PDT 128.17 5828 0 Normal
04/06/2026 01 AM PDT 128.17 5828 0 Normal
04/06/2026 02 AM PDT 128.17 5828 0 Normal
04/06/2026 03 AM PDT 128.16 5804 - Normal
04/06/2026 04 AM PDT 128.16 5804 0 Normal
04/06/2026 05 AM PDT 128.16 5804 0 Normal
04/06/2026 06 AM PDT 128.16 5804 0 Normal
04/06/2026 07 AM PDT 128.16 5804 0 Normal
04/06/2026 08 AM PDT 128.16 5804 0 Normal
04/06/2026 09 AM PDT 128.15 5780 - Normal
04/06/2026 10 AM PDT 128.15 5780 0 Normal
04/06/2026 11 AM PDT 128.15 5780 0 Normal
04/06/2026 12 PM PDT 128.15 5780 0 Normal
04/06/2026 01 PM PDT 128.15 5780 0 Normal
04/06/2026 02 PM PDT 128.15 5780 0 Normal
04/06/2026 03 PM PDT 128.15 5780 0 Normal
04/06/2026 04 PM PDT 128.15 5780 0 Normal
04/06/2026 05 PM PDT 128.15 5780 0 Normal
04/06/2026 06 PM PDT 128.15 5780 0 Normal
04/06/2026 07 PM PDT 128.16 5804 + Normal
04/06/2026 08 PM PDT 128.19 5877 + Normal
04/06/2026 09 PM PDT 128.22 5950 + Normal
04/06/2026 10 PM PDT 128.25 6022 + Normal
04/06/2026 11 PM PDT 128.29 6119 + Normal
04/07/2026 12 AM PDT 128.32 6192 + Normal
04/07/2026 01 AM PDT 128.35 6265 + Normal
04/07/2026 02 AM PDT 128.38 6338 + Normal
04/07/2026 03 AM PDT 128.40 6388 + Normal
04/07/2026 04 AM PDT 128.41 6412 + Normal
04/07/2026 05 AM PDT 128.43 6460 + Normal
04/07/2026 06 AM PDT 128.44 6485 + Normal
04/07/2026 07 AM PDT 128.44 6485 0 Normal
04/07/2026 08 AM PDT 128.45 6509 + Normal
04/07/2026 09 AM PDT 128.45 6509 0 Normal
04/07/2026 10 AM PDT 128.45 6509 0 Normal
04/07/2026 11 AM PDT 128.46 6533 + Normal
04/07/2026 12 PM PDT 128.46 6533 0 Normal
04/07/2026 01 PM PDT 128.46 6533 0 Normal
04/07/2026 02 PM PDT 128.46 6533 0 Normal
04/07/2026 03 PM PDT 128.46 6533 0 Normal
04/07/2026 04 PM PDT 128.45 6509 - Normal
04/07/2026 05 PM PDT 128.45 6509 0 Normal
04/07/2026 06 PM PDT 128.45 6509 0 Normal
04/07/2026 07 PM PDT 128.45 6509 0 Normal
04/07/2026 08 PM PDT 128.45 6509 0 Normal
04/07/2026 09 PM PDT 128.45 6509 0 Normal
04/07/2026 10 PM PDT 128.45 6509 0 Normal
04/07/2026 11 PM PDT 128.45 6509 0 Normal
04/08/2026 12 AM PDT 128.45 6509 0 Normal
04/08/2026 01 AM PDT 128.45 6509 0 Normal
04/08/2026 02 AM PDT 128.45 6509 0 Normal
04/08/2026 03 AM PDT 128.45 6509 0 Normal
04/08/2026 04 AM PDT 128.44 6485 - Normal
04/08/2026 05 AM PDT 128.44 6485 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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