KLAMATH RIVER - ORLEANS (ONSC1)
Latitude: 41.30º NLongitude: 123.54º WElevation: 354 FeetForecast Type: Official Location
Location: Humboldt County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Sep 14 2026 at 7:02 AM PDTNext Issuance: Sep 15 2026 at 9:00 AM PDT
Action: 32.0 FeetMinor Flood: 38.0 FeetModerate Flood: 43.0 FeetMajor Flood: 48.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Klamath River - Orleans (ONSC1)
#
# File Generation Time:  09/14/2026 at 07:02 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  09/11/2026 at 01:00 AM PDT
# Maximum Observed Stage:                       1.89 Feet
# Maximum Observed Flow:                        1561 cfs
#
# Earliest Date & Time of Maximum Forecast:     09/14/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       1.84 Feet
# Maximum Forecast Flow:                        1521 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  09/09/2026 07 AM PDT            1.89           1561                        Normal
  09/09/2026 08 AM PDT            1.89           1561         0              Normal
  09/09/2026 09 AM PDT            1.88           1553         -              Normal
  09/09/2026 10 AM PDT            1.88           1553         0              Normal
  09/09/2026 11 AM PDT            1.88           1553         0              Normal
  09/09/2026 12 PM PDT            1.86           1537         -              Normal
  09/09/2026 01 PM PDT            1.87           1545         +              Normal
  09/09/2026 02 PM PDT            1.86           1537         -              Normal
  09/09/2026 03 PM PDT            1.86           1537         0              Normal
  09/09/2026 04 PM PDT            1.88           1553         +              Normal
  09/09/2026 05 PM PDT            1.85           1529         -              Normal
  09/09/2026 06 PM PDT            1.87           1545         +              Normal
  09/09/2026 07 PM PDT            1.86           1537         -              Normal
  09/09/2026 08 PM PDT            1.86           1537         0              Normal
  09/09/2026 09 PM PDT            1.86           1537         0              Normal
  09/09/2026 10 PM PDT            1.86           1537         0              Normal
  09/09/2026 11 PM PDT            1.86           1537         0              Normal
  09/10/2026 12 AM PDT            1.85           1529         -              Normal
  09/10/2026 01 AM PDT            1.85           1529         0              Normal
  09/10/2026 02 AM PDT            1.86           1537         +              Normal
  09/10/2026 03 AM PDT            1.86           1537         0              Normal
  09/10/2026 04 AM PDT            1.86           1537         0              Normal
  09/10/2026 05 AM PDT            1.86           1537         0              Normal
  09/10/2026 06 AM PDT            1.85           1529         -              Normal
  09/10/2026 07 AM PDT            1.85           1529         0              Normal
  09/10/2026 08 AM PDT            1.85           1529         0              Normal
  09/10/2026 09 AM PDT            1.86           1537         +              Normal
  09/10/2026 10 AM PDT            1.86           1537         0              Normal
  09/10/2026 11 AM PDT            1.86           1537         0              Normal
  09/10/2026 12 PM PDT            1.85           1529         -              Normal
  09/10/2026 01 PM PDT            1.87           1545         +              Normal
  09/10/2026 02 PM PDT            1.86           1537         -              Normal
  09/10/2026 03 PM PDT            1.88           1553         +              Normal
  09/10/2026 04 PM PDT            1.87           1545         -              Normal
  09/10/2026 05 PM PDT            1.86           1537         -              Normal
  09/10/2026 06 PM PDT            1.87           1545         +              Normal
  09/10/2026 07 PM PDT            1.87           1545         0              Normal
  09/10/2026 08 PM PDT            1.88           1553         +              Normal
  09/10/2026 09 PM PDT            1.88           1553         0              Normal
  09/10/2026 10 PM PDT            1.87           1545         -              Normal
  09/10/2026 11 PM PDT            1.88           1553         +              Normal
  09/11/2026 12 AM PDT            1.89           1561         +              Normal
  09/11/2026 01 AM PDT            1.89           1561         0              Normal
  09/11/2026 02 AM PDT            1.87           1545         -              Normal
  09/11/2026 03 AM PDT            1.86           1537         -              Normal
  09/11/2026 04 AM PDT            1.87           1545         +              Normal
  09/11/2026 05 AM PDT            1.87           1545         0              Normal
  09/11/2026 06 AM PDT            1.86           1537         -              Normal
  09/11/2026 07 AM PDT            1.85           1529         -              Normal
  09/11/2026 08 AM PDT            1.85           1529         0              Normal
  09/11/2026 09 AM PDT            1.85           1529         0              Normal
  09/11/2026 10 AM PDT            1.85           1529         0              Normal
  09/11/2026 11 AM PDT            1.85           1529         0              Normal
  09/11/2026 12 PM PDT            1.85           1529         0              Normal
  09/11/2026 01 PM PDT            1.83           1513         -              Normal
  09/11/2026 02 PM PDT            1.84           1521         +              Normal
  09/11/2026 03 PM PDT            1.84           1521         0              Normal
  09/11/2026 04 PM PDT            1.85           1529         +              Normal
  09/11/2026 05 PM PDT            1.83           1513         -              Normal
  09/11/2026 06 PM PDT            1.84           1521         +              Normal
  09/11/2026 07 PM PDT            1.83           1513         -              Normal
  09/11/2026 08 PM PDT            1.83           1513         0              Normal
  09/11/2026 09 PM PDT            1.85           1529         +              Normal
  09/11/2026 10 PM PDT            1.82           1505         -              Normal
  09/11/2026 11 PM PDT            1.83           1513         +              Normal
  09/12/2026 12 AM PDT            1.83           1513         0              Normal
  09/12/2026 01 AM PDT            1.83           1513         0              Normal
  09/12/2026 02 AM PDT            1.84           1521         +              Normal
  09/12/2026 03 AM PDT            1.83           1513         -              Normal
  09/12/2026 04 AM PDT            1.82           1505         -              Normal
  09/12/2026 05 AM PDT            1.82           1505         0              Normal
  09/12/2026 06 AM PDT            1.82           1505         0              Normal
  09/12/2026 07 AM PDT            1.82           1505         0              Normal
  09/12/2026 08 AM PDT            1.82           1505         0              Normal
  09/12/2026 09 AM PDT            1.81           1497         -              Normal
  09/12/2026 10 AM PDT            1.80           1489         -              Normal
  09/12/2026 11 AM PDT            1.80           1489         0              Normal
  09/12/2026 12 PM PDT            1.82           1505         +              Normal
  09/12/2026 01 PM PDT            1.81           1497         -              Normal
  09/12/2026 02 PM PDT            1.80           1489         -              Normal
  09/12/2026 03 PM PDT            1.81           1497         +              Normal
  09/12/2026 04 PM PDT            1.80           1489         -              Normal
  09/12/2026 05 PM PDT            1.82           1505         +              Normal
  09/12/2026 06 PM PDT            1.84           1521         +              Normal
  09/12/2026 07 PM PDT            1.82           1505         -              Normal
  09/12/2026 08 PM PDT            1.83           1513         +              Normal
  09/12/2026 09 PM PDT            1.82           1505         -              Normal
  09/12/2026 10 PM PDT            1.82           1505         0              Normal
  09/12/2026 11 PM PDT            1.83           1513         +              Normal
  09/13/2026 12 AM PDT            1.83           1513         0              Normal
  09/13/2026 01 AM PDT            1.81           1497         -              Normal
  09/13/2026 02 AM PDT            1.83           1513         +              Normal
  09/13/2026 03 AM PDT            1.84           1521         +              Normal
  09/13/2026 04 AM PDT            1.84           1521         0              Normal
  09/13/2026 05 AM PDT            1.82           1505         -              Normal
  09/13/2026 06 AM PDT            1.83           1513         +              Normal
  09/13/2026 07 AM PDT            1.84           1521         +              Normal
  09/13/2026 08 AM PDT            1.84           1521         0              Normal
  09/13/2026 09 AM PDT            1.82           1505         -              Normal
  09/13/2026 10 AM PDT            1.83           1513         +              Normal
  09/13/2026 11 AM PDT            1.83           1513         0              Normal
  09/13/2026 12 PM PDT            1.83           1513         0              Normal
  09/13/2026 01 PM PDT            1.83           1513         0              Normal
  09/13/2026 02 PM PDT            1.82           1505         -              Normal
  09/13/2026 03 PM PDT            1.84           1521         +              Normal
  09/13/2026 04 PM PDT            1.82           1505         -              Normal
  09/13/2026 05 PM PDT            1.83           1513         +              Normal
  09/13/2026 06 PM PDT            1.83           1513         0              Normal
  09/13/2026 07 PM PDT            1.84           1521         +              Normal
  09/13/2026 08 PM PDT            1.84           1521         0              Normal
  09/13/2026 09 PM PDT            1.85           1529         +              Normal
  09/13/2026 10 PM PDT            1.84           1521         -              Normal
  09/13/2026 11 PM PDT            1.85           1529         +              Normal
  09/14/2026 12 AM PDT            1.83           1513         -              Normal
  09/14/2026 01 AM PDT            1.85           1529         +              Normal
  09/14/2026 02 AM PDT            1.86           1537         +              Normal
  09/14/2026 03 AM PDT            1.86           1537         0              Normal
  09/14/2026 04 AM PDT            1.85           1529         -              Normal
  09/14/2026 05 AM PDT            1.84           1521         -              Normal
  09/14/2026 06 AM PDT            1.84           1521         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  09/14/2026 07 AM PDT            1.84           1521                        Normal
  09/14/2026 08 AM PDT            1.84           1521         0              Normal
  09/14/2026 09 AM PDT            1.84           1521         0              Normal
  09/14/2026 10 AM PDT            1.84           1521         0              Normal
  09/14/2026 11 AM PDT            1.84           1521         0              Normal
  09/14/2026 12 PM PDT            1.84           1521         0              Normal
  09/14/2026 01 PM PDT            1.83           1513         -              Normal
  09/14/2026 02 PM PDT            1.83           1513         0              Normal
  09/14/2026 03 PM PDT            1.83           1513         0              Normal
  09/14/2026 04 PM PDT            1.82           1505         -              Normal
  09/14/2026 05 PM PDT            1.82           1505         0              Normal
  09/14/2026 06 PM PDT            1.81           1497         -              Normal
  09/14/2026 07 PM PDT            1.81           1497         0              Normal
  09/14/2026 08 PM PDT            1.80           1489         -              Normal
  09/14/2026 09 PM PDT            1.79           1481         -              Normal
  09/14/2026 10 PM PDT            1.79           1481         0              Normal
  09/14/2026 11 PM PDT            1.78           1474         -              Normal
  09/15/2026 12 AM PDT            1.78           1474         0              Normal
  09/15/2026 01 AM PDT            1.77           1466         -              Normal
  09/15/2026 02 AM PDT            1.77           1466         0              Normal
  09/15/2026 03 AM PDT            1.76           1458         -              Normal
  09/15/2026 04 AM PDT            1.76           1458         0              Normal
  09/15/2026 05 AM PDT            1.76           1458         0              Normal
  09/15/2026 06 AM PDT            1.76           1458         0              Normal
  09/15/2026 07 AM PDT            1.76           1458         0              Normal
  09/15/2026 08 AM PDT            1.76           1458         0              Normal
  09/15/2026 09 AM PDT            1.76           1458         0              Normal
  09/15/2026 10 AM PDT            1.76           1458         0              Normal
  09/15/2026 11 AM PDT            1.76           1458         0              Normal
  09/15/2026 12 PM PDT            1.76           1458         0              Normal
  09/15/2026 01 PM PDT            1.76           1458         0              Normal
  09/15/2026 02 PM PDT            1.76           1458         0              Normal
  09/15/2026 03 PM PDT            1.76           1458         0              Normal
  09/15/2026 04 PM PDT            1.76           1458         0              Normal
  09/15/2026 05 PM PDT            1.76           1458         0              Normal
  09/15/2026 06 PM PDT            1.76           1458         0              Normal
  09/15/2026 07 PM PDT            1.76           1458         0              Normal
  09/15/2026 08 PM PDT            1.76           1458         0              Normal
  09/15/2026 09 PM PDT            1.76           1458         0              Normal
  09/15/2026 10 PM PDT            1.76           1458         0              Normal
  09/15/2026 11 PM PDT            1.76           1458         0              Normal
  09/16/2026 12 AM PDT            1.76           1458         0              Normal
  09/16/2026 01 AM PDT            1.76           1458         0              Normal
  09/16/2026 02 AM PDT            1.75           1450         -              Normal
  09/16/2026 03 AM PDT            1.75           1450         0              Normal
  09/16/2026 04 AM PDT            1.75           1450         0              Normal
  09/16/2026 05 AM PDT            1.75           1450         0              Normal
  09/16/2026 06 AM PDT            1.75           1450         0              Normal
  09/16/2026 07 AM PDT            1.75           1450         0              Normal
  09/16/2026 08 AM PDT            1.76           1458         +              Normal
  09/16/2026 09 AM PDT            1.76           1458         0              Normal
  09/16/2026 10 AM PDT            1.76           1458         0              Normal
  09/16/2026 11 AM PDT            1.76           1458         0              Normal
  09/16/2026 12 PM PDT            1.76           1458         0              Normal
  09/16/2026 01 PM PDT            1.76           1458         0              Normal
  09/16/2026 02 PM PDT            1.76           1458         0              Normal
  09/16/2026 03 PM PDT            1.76           1458         0              Normal
  09/16/2026 04 PM PDT            1.76           1458         0              Normal
  09/16/2026 05 PM PDT            1.77           1466         +              Normal
  09/16/2026 06 PM PDT            1.77           1466         0              Normal
  09/16/2026 07 PM PDT            1.77           1466         0              Normal
  09/16/2026 08 PM PDT            1.77           1466         0              Normal
  09/16/2026 09 PM PDT            1.77           1466         0              Normal
  09/16/2026 10 PM PDT            1.77           1466         0              Normal
  09/16/2026 11 PM PDT            1.78           1474         +              Normal
  09/17/2026 12 AM PDT            1.78           1474         0              Normal
  09/17/2026 01 AM PDT            1.78           1474         0              Normal
  09/17/2026 02 AM PDT            1.78           1474         0              Normal
  09/17/2026 03 AM PDT            1.78           1474         0              Normal
  09/17/2026 04 AM PDT            1.78           1474         0              Normal
  09/17/2026 05 AM PDT            1.78           1474         0              Normal
  09/17/2026 06 AM PDT            1.78           1474         0              Normal
  09/17/2026 07 AM PDT            1.78           1474         0              Normal
  09/17/2026 08 AM PDT            1.78           1474         0              Normal
  09/17/2026 09 AM PDT            1.78           1474         0              Normal
  09/17/2026 10 AM PDT            1.78           1474         0              Normal
  09/17/2026 11 AM PDT            1.78           1474         0              Normal
  09/17/2026 12 PM PDT            1.79           1481         +              Normal
  09/17/2026 01 PM PDT            1.79           1481         0              Normal
  09/17/2026 02 PM PDT            1.79           1481         0              Normal
  09/17/2026 03 PM PDT            1.79           1481         0              Normal
  09/17/2026 04 PM PDT            1.79           1481         0              Normal
  09/17/2026 05 PM PDT            1.79           1481         0              Normal
  09/17/2026 06 PM PDT            1.79           1481         0              Normal
  09/17/2026 07 PM PDT            1.79           1481         0              Normal
  09/17/2026 08 PM PDT            1.79           1481         0              Normal
  09/17/2026 09 PM PDT            1.79           1481         0              Normal
  09/17/2026 10 PM PDT            1.80           1489         +              Normal
  09/17/2026 11 PM PDT            1.80           1489         0              Normal
  09/18/2026 12 AM PDT            1.80           1489         0              Normal
  09/18/2026 01 AM PDT            1.80           1489         0              Normal
  09/18/2026 02 AM PDT            1.80           1489         0              Normal
  09/18/2026 03 AM PDT            1.80           1489         0              Normal
  09/18/2026 04 AM PDT            1.80           1489         0              Normal
  09/18/2026 05 AM PDT            1.80           1489         0              Normal
  09/18/2026 06 AM PDT            1.80           1489         0              Normal
  09/18/2026 07 AM PDT            1.80           1489         0              Normal
  09/18/2026 08 AM PDT            1.80           1489         0              Normal
  09/18/2026 09 AM PDT            1.80           1489         0              Normal
  09/18/2026 10 AM PDT            1.80           1489         0              Normal
  09/18/2026 11 AM PDT            1.80           1489         0              Normal
  09/18/2026 12 PM PDT            1.80           1489         0              Normal
  09/18/2026 01 PM PDT            1.80           1489         0              Normal
  09/18/2026 02 PM PDT            1.80           1489         0              Normal
  09/18/2026 03 PM PDT            1.80           1489         0              Normal
  09/18/2026 04 PM PDT            1.80           1489         0              Normal
  09/18/2026 05 PM PDT            1.80           1489         0              Normal
  09/18/2026 06 PM PDT            1.80           1489         0              Normal
  09/18/2026 07 PM PDT            1.80           1489         0              Normal
  09/18/2026 08 PM PDT            1.80           1489         0              Normal
  09/18/2026 09 PM PDT            1.80           1489         0              Normal
  09/18/2026 10 PM PDT            1.80           1489         0              Normal
  09/18/2026 11 PM PDT            1.80           1489         0              Normal
  09/19/2026 12 AM PDT            1.80           1489         0              Normal
  09/19/2026 01 AM PDT            1.80           1489         0              Normal
  09/19/2026 02 AM PDT            1.80           1489         0              Normal
  09/19/2026 03 AM PDT            1.80           1489         0              Normal
  09/19/2026 04 AM PDT            1.80           1489         0              Normal
  09/19/2026 05 AM PDT            1.81           1497         +              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.