National Weather Service California-Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SACRAMENTO RIVER - HAMILTON CITY (HAMC1)
Latitude: 39.75º NLongitude: 122.00º WElevation: 125 FeetForecast Type: Official Location
Location: Glenn County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Jun 14 2026 at 7:36 AM PDTNext Issuance: Jun 15 2026 at 9:00 AM PDT
Action/Monitor: 142.0 FeetMinor Flood: 147.0 FeetModerate Flood: 149.2 FeetMajor Flood: 150.2 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Hamilton City (HAMC1)
#
# File Generation Time:  06/14/2026 at 07:36 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/11/2026 at 12:00 PM PDT
# Maximum Observed Stage:                       129.24 Feet
# Maximum Observed Flow:                        8464 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/18/2026 at 04:00 AM PDT
# Maximum Forecast Stage:                       129.28 Feet
# Maximum Forecast Flow:                        8564 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/09/2026 07 AM PDT          129.23           8439                        Normal
  06/09/2026 08 AM PDT          129.23           8439         0              Normal
  06/09/2026 09 AM PDT          129.22           8414         -              Normal
  06/09/2026 10 AM PDT          129.23           8439         +              Normal
  06/09/2026 11 AM PDT          129.23           8439         0              Normal
  06/09/2026 12 PM PDT          129.23           8439         0              Normal
  06/09/2026 01 PM PDT          129.23           8439         0              Normal
  06/09/2026 02 PM PDT          129.23           8439         0              Normal
  06/09/2026 03 PM PDT          129.23           8439         0              Normal
  06/09/2026 04 PM PDT          129.23           8439         0              Normal
  06/09/2026 05 PM PDT          129.23           8439         0              Normal
  06/09/2026 06 PM PDT          129.23           8439         0              Normal
  06/09/2026 07 PM PDT          129.23           8439         0              Normal
  06/09/2026 08 PM PDT          129.23           8439         0              Normal
  06/09/2026 09 PM PDT          129.23           8439         0              Normal
  06/09/2026 10 PM PDT          129.22           8414         -              Normal
  06/09/2026 11 PM PDT          129.22           8414         0              Normal
  06/10/2026 12 AM PDT          129.22           8414         0              Normal
  06/10/2026 01 AM PDT          129.21           8390         -              Normal
  06/10/2026 02 AM PDT          129.21           8390         0              Normal
  06/10/2026 03 AM PDT          129.21           8390         0              Normal
  06/10/2026 04 AM PDT          129.22           8414         +              Normal
  06/10/2026 05 AM PDT          129.19           8340         -              Normal
  06/10/2026 06 AM PDT          129.19           8340         0              Normal
  06/10/2026 07 AM PDT          129.21           8390         +              Normal
  06/10/2026 08 AM PDT          129.19           8340         -              Normal
  06/10/2026 09 AM PDT          129.18           8314         -              Normal
  06/10/2026 10 AM PDT          129.17           8289         -              Normal
  06/10/2026 11 AM PDT          129.17           8289         0              Normal
  06/10/2026 12 PM PDT          129.17           8289         0              Normal
  06/10/2026 01 PM PDT          129.20           8365         +              Normal
  06/10/2026 02 PM PDT          129.19           8340         -              Normal
  06/10/2026 03 PM PDT          129.19           8340         0              Normal
  06/10/2026 04 PM PDT          129.18           8314         -              Normal
  06/10/2026 05 PM PDT          129.21           8390         +              Normal
  06/10/2026 06 PM PDT          129.19           8340         -              Normal
  06/10/2026 07 PM PDT          129.19           8340         0              Normal
  06/10/2026 08 PM PDT          129.22           8414         +              Normal
  06/10/2026 09 PM PDT          129.18           8314         -              Normal
  06/10/2026 10 PM PDT          129.18           8314         0              Normal
  06/10/2026 11 PM PDT          129.19           8340         +              Normal
  06/11/2026 12 AM PDT          129.18           8314         -              Normal
  06/11/2026 01 AM PDT          129.19           8340         +              Normal
  06/11/2026 02 AM PDT          129.18           8314         -              Normal
  06/11/2026 03 AM PDT          129.18           8314         0              Normal
  06/11/2026 04 AM PDT          129.17           8289         -              Normal
  06/11/2026 05 AM PDT          129.18           8314         +              Normal
  06/11/2026 06 AM PDT          129.17           8289         -              Normal
  06/11/2026 07 AM PDT          129.18           8314         +              Normal
  06/11/2026 08 AM PDT          129.20           8365         +              Normal
  06/11/2026 09 AM PDT          129.21           8390         +              Normal
  06/11/2026 10 AM PDT          129.22           8414         +              Normal
  06/11/2026 11 AM PDT          129.23           8439         +              Normal
  06/11/2026 12 PM PDT          129.24           8464         +              Normal
  06/11/2026 01 PM PDT          129.22           8414         -              Normal
  06/11/2026 02 PM PDT          129.22           8414         0              Normal
  06/11/2026 03 PM PDT          129.23           8439         +              Normal
  06/11/2026 04 PM PDT          129.23           8439         0              Normal
  06/11/2026 05 PM PDT          129.22           8414         -              Normal
  06/11/2026 06 PM PDT          129.21           8390         -              Normal
  06/11/2026 07 PM PDT          129.20           8365         -              Normal
  06/11/2026 08 PM PDT          129.19           8340         -              Normal
  06/11/2026 09 PM PDT          129.19           8340         0              Normal
  06/11/2026 10 PM PDT          129.18           8314         -              Normal
  06/11/2026 11 PM PDT          129.18           8314         0              Normal
  06/12/2026 12 AM PDT          129.18           8314         0              Normal
  06/12/2026 01 AM PDT          129.18           8314         0              Normal
  06/12/2026 02 AM PDT          129.17           8289         -              Normal
  06/12/2026 03 AM PDT          129.17           8289         0              Normal
  06/12/2026 04 AM PDT          129.17           8289         0              Normal
  06/12/2026 05 AM PDT          129.18           8314         +              Normal
  06/12/2026 06 AM PDT          129.17           8289         -              Normal
  06/12/2026 07 AM PDT          129.17           8289         0              Normal
  06/12/2026 08 AM PDT          129.18           8314         +              Normal
  06/12/2026 09 AM PDT          129.17           8289         -              Normal
  06/12/2026 10 AM PDT          129.17           8289         0              Normal
  06/12/2026 11 AM PDT          129.17           8289         0              Normal
  06/12/2026 12 PM PDT          129.17           8289         0              Normal
  06/12/2026 01 PM PDT          129.17           8289         0              Normal
  06/12/2026 02 PM PDT          129.17           8289         0              Normal
  06/12/2026 03 PM PDT          129.16           8264         -              Normal
  06/12/2026 04 PM PDT          129.15           8239         -              Normal
  06/12/2026 05 PM PDT          129.14           8214         -              Normal
  06/12/2026 06 PM PDT          129.12           8164         -              Normal
  06/12/2026 07 PM PDT          129.11           8140         -              Normal
  06/12/2026 08 PM PDT          129.10           8115         -              Normal
  06/12/2026 09 PM PDT          129.09           8090         -              Normal
  06/12/2026 10 PM PDT          129.08           8065         -              Normal
  06/12/2026 11 PM PDT          129.08           8065         0              Normal
  06/13/2026 12 AM PDT          129.07           8040         -              Normal
  06/13/2026 01 AM PDT          129.07           8040         0              Normal
  06/13/2026 02 AM PDT          129.07           8040         0              Normal
  06/13/2026 03 AM PDT          129.07           8040         0              Normal
  06/13/2026 04 AM PDT          129.07           8040         0              Normal
  06/13/2026 05 AM PDT          129.07           8040         0              Normal
  06/13/2026 06 AM PDT          129.07           8040         0              Normal
  06/13/2026 07 AM PDT          129.07           8040         0              Normal
  06/13/2026 08 AM PDT          129.08           8065         +              Normal
  06/13/2026 09 AM PDT          129.08           8065         0              Normal
  06/13/2026 10 AM PDT          129.08           8065         0              Normal
  06/13/2026 11 AM PDT          129.08           8065         0              Normal
  06/13/2026 12 PM PDT          129.09           8090         +              Normal
  06/13/2026 01 PM PDT          129.07           8040         -              Normal
  06/13/2026 02 PM PDT          129.09           8090         +              Normal
  06/13/2026 03 PM PDT          129.09           8090         0              Normal
  06/13/2026 04 PM PDT          129.09           8090         0              Normal
  06/13/2026 05 PM PDT          129.08           8065         -              Normal
  06/13/2026 06 PM PDT          129.06           8014         -              Normal
  06/13/2026 07 PM PDT          129.07           8040         +              Normal
  06/13/2026 08 PM PDT          129.07           8040         0              Normal
  06/13/2026 09 PM PDT          129.07           8040         0              Normal
  06/13/2026 10 PM PDT          129.07           8040         0              Normal
  06/13/2026 11 PM PDT          129.07           8040         0              Normal
  06/14/2026 12 AM PDT          129.06           8014         -              Normal
  06/14/2026 01 AM PDT          129.07           8040         +              Normal
  06/14/2026 02 AM PDT          129.07           8040         0              Normal
  06/14/2026 03 AM PDT          129.07           8040         0              Normal
  06/14/2026 04 AM PDT          129.07           8040         0              Normal
  06/14/2026 05 AM PDT          129.07           8040         0              Normal
  06/14/2026 06 AM PDT          129.07           8040         0              Normal
  06/14/2026 07 AM PDT          129.07           8040         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/14/2026 08 AM PDT          129.08           8065                        Normal
  06/14/2026 09 AM PDT          129.08           8065         0              Normal
  06/14/2026 10 AM PDT          129.08           8065         0              Normal
  06/14/2026 11 AM PDT          129.08           8065         0              Normal
  06/14/2026 12 PM PDT          129.08           8065         0              Normal
  06/14/2026 01 PM PDT          129.08           8065         0              Normal
  06/14/2026 02 PM PDT          129.08           8065         0              Normal
  06/14/2026 03 PM PDT          129.08           8065         0              Normal
  06/14/2026 04 PM PDT          129.08           8065         0              Normal
  06/14/2026 05 PM PDT          129.08           8065         0              Normal
  06/14/2026 06 PM PDT          129.08           8065         0              Normal
  06/14/2026 07 PM PDT          129.08           8065         0              Normal
  06/14/2026 08 PM PDT          129.08           8065         0              Normal
  06/14/2026 09 PM PDT          129.08           8065         0              Normal
  06/14/2026 10 PM PDT          129.08           8065         0              Normal
  06/14/2026 11 PM PDT          129.08           8065         0              Normal
  06/15/2026 12 AM PDT          129.07           8040         -              Normal
  06/15/2026 01 AM PDT          129.07           8040         0              Normal
  06/15/2026 02 AM PDT          129.07           8040         0              Normal
  06/15/2026 03 AM PDT          129.07           8040         0              Normal
  06/15/2026 04 AM PDT          129.07           8040         0              Normal
  06/15/2026 05 AM PDT          129.07           8040         0              Normal
  06/15/2026 06 AM PDT          129.07           8040         0              Normal
  06/15/2026 07 AM PDT          129.07           8040         0              Normal
  06/15/2026 08 AM PDT          129.07           8040         0              Normal
  06/15/2026 09 AM PDT          129.07           8040         0              Normal
  06/15/2026 10 AM PDT          129.07           8040         0              Normal
  06/15/2026 11 AM PDT          129.07           8040         0              Normal
  06/15/2026 12 PM PDT          129.07           8040         0              Normal
  06/15/2026 01 PM PDT          129.07           8040         0              Normal
  06/15/2026 02 PM PDT          129.07           8040         0              Normal
  06/15/2026 03 PM PDT          129.07           8040         0              Normal
  06/15/2026 04 PM PDT          129.07           8040         0              Normal
  06/15/2026 05 PM PDT          129.07           8040         0              Normal
  06/15/2026 06 PM PDT          129.07           8040         0              Normal
  06/15/2026 07 PM PDT          129.07           8040         0              Normal
  06/15/2026 08 PM PDT          129.07           8040         0              Normal
  06/15/2026 09 PM PDT          129.07           8040         0              Normal
  06/15/2026 10 PM PDT          129.07           8040         0              Normal
  06/15/2026 11 PM PDT          129.07           8040         0              Normal
  06/16/2026 12 AM PDT          129.07           8040         0              Normal
  06/16/2026 01 AM PDT          129.07           8040         0              Normal
  06/16/2026 02 AM PDT          129.07           8040         0              Normal
  06/16/2026 03 AM PDT          129.07           8040         0              Normal
  06/16/2026 04 AM PDT          129.07           8040         0              Normal
  06/16/2026 05 AM PDT          129.06           8014         -              Normal
  06/16/2026 06 AM PDT          129.06           8014         0              Normal
  06/16/2026 07 AM PDT          129.06           8014         0              Normal
  06/16/2026 08 AM PDT          129.06           8014         0              Normal
  06/16/2026 09 AM PDT          129.07           8040         +              Normal
  06/16/2026 10 AM PDT          129.07           8040         0              Normal
  06/16/2026 11 AM PDT          129.07           8040         0              Normal
  06/16/2026 12 PM PDT          129.07           8040         0              Normal
  06/16/2026 01 PM PDT          129.08           8065         +              Normal
  06/16/2026 02 PM PDT          129.09           8090         +              Normal
  06/16/2026 03 PM PDT          129.09           8090         0              Normal
  06/16/2026 04 PM PDT          129.10           8115         +              Normal
  06/16/2026 05 PM PDT          129.11           8140         +              Normal
  06/16/2026 06 PM PDT          129.11           8140         0              Normal
  06/16/2026 07 PM PDT          129.12           8164         +              Normal
  06/16/2026 08 PM PDT          129.12           8164         0              Normal
  06/16/2026 09 PM PDT          129.13           8189         +              Normal
  06/16/2026 10 PM PDT          129.13           8189         0              Normal
  06/16/2026 11 PM PDT          129.13           8189         0              Normal
  06/17/2026 12 AM PDT          129.13           8189         0              Normal
  06/17/2026 01 AM PDT          129.13           8189         0              Normal
  06/17/2026 02 AM PDT          129.13           8189         0              Normal
  06/17/2026 03 AM PDT          129.13           8189         0              Normal
  06/17/2026 04 AM PDT          129.13           8189         0              Normal
  06/17/2026 05 AM PDT          129.13           8189         0              Normal
  06/17/2026 06 AM PDT          129.13           8189         0              Normal
  06/17/2026 07 AM PDT          129.14           8214         +              Normal
  06/17/2026 08 AM PDT          129.14           8214         0              Normal
  06/17/2026 09 AM PDT          129.14           8214         0              Normal
  06/17/2026 10 AM PDT          129.14           8214         0              Normal
  06/17/2026 11 AM PDT          129.15           8239         +              Normal
  06/17/2026 12 PM PDT          129.16           8264         +              Normal
  06/17/2026 01 PM PDT          129.17           8289         +              Normal
  06/17/2026 02 PM PDT          129.18           8314         +              Normal
  06/17/2026 03 PM PDT          129.19           8340         +              Normal
  06/17/2026 04 PM PDT          129.21           8390         +              Normal
  06/17/2026 05 PM PDT          129.22           8414         +              Normal
  06/17/2026 06 PM PDT          129.23           8439         +              Normal
  06/17/2026 07 PM PDT          129.24           8464         +              Normal
  06/17/2026 08 PM PDT          129.25           8489         +              Normal
  06/17/2026 09 PM PDT          129.25           8489         0              Normal
  06/17/2026 10 PM PDT          129.26           8514         +              Normal
  06/17/2026 11 PM PDT          129.26           8514         0              Normal
  06/18/2026 12 AM PDT          129.27           8539         +              Normal
  06/18/2026 01 AM PDT          129.27           8539         0              Normal
  06/18/2026 02 AM PDT          129.27           8539         0              Normal
  06/18/2026 03 AM PDT          129.27           8539         0              Normal
  06/18/2026 04 AM PDT          129.28           8564         +              Normal
  06/18/2026 05 AM PDT          129.28           8564         0              Normal
  06/18/2026 06 AM PDT          129.28           8564         0              Normal
  06/18/2026 07 AM PDT          129.28           8564         0              Normal
  06/18/2026 08 AM PDT          129.28           8564         0              Normal
  06/18/2026 09 AM PDT          129.28           8564         0              Normal
  06/18/2026 10 AM PDT          129.28           8564         0              Normal
  06/18/2026 11 AM PDT          129.28           8564         0              Normal
  06/18/2026 12 PM PDT          129.28           8564         0              Normal
  06/18/2026 01 PM PDT          129.28           8564         0              Normal
  06/18/2026 02 PM PDT          129.28           8564         0              Normal
  06/18/2026 03 PM PDT          129.28           8564         0              Normal
  06/18/2026 04 PM PDT          129.28           8564         0              Normal
  06/18/2026 05 PM PDT          129.28           8564         0              Normal
  06/18/2026 06 PM PDT          129.28           8564         0              Normal
  06/18/2026 07 PM PDT          129.28           8564         0              Normal
  06/18/2026 08 PM PDT          129.28           8564         0              Normal
  06/18/2026 09 PM PDT          129.28           8564         0              Normal
  06/18/2026 10 PM PDT          129.28           8564         0              Normal
  06/18/2026 11 PM PDT          129.28           8564         0              Normal
  06/19/2026 12 AM PDT          129.28           8564         0              Normal
  06/19/2026 01 AM PDT          129.27           8539         -              Normal
  06/19/2026 02 AM PDT          129.27           8539         0              Normal
  06/19/2026 03 AM PDT          129.27           8539         0              Normal
  06/19/2026 04 AM PDT          129.27           8539         0              Normal
  06/19/2026 05 AM PDT          129.27           8539         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.