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

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WILLIAMSON RIVER - CHILOQUIN (WMSO3)
Latitude: 42.57º NLongitude: 121.88º WElevation: 4149 FeetForecast Type: Official Location
Location: Klamath County in OregonBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Jul 21 2026 at 7:23 AM PDTNext Issuance: Jul 22 2026 at 9:00 AM PDT
Action/Monitor: 8.0 FeetMinor Flood: 9.0 FeetModerate Flood: 10.0 FeetMajor Flood: 11.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Williamson River - Chiloquin (WMSO3)
#
# File Generation Time:  07/21/2026 at 07:23 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/20/2026 at 06:00 PM PDT
# Maximum Observed Stage:                       3.40 Feet
# Maximum Observed Flow:                        514 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/22/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       3.39 Feet
# Maximum Forecast Flow:                        509 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/16/2026 07 AM PDT            3.38            505                        Normal
  07/16/2026 08 AM PDT            3.39            509         +              Normal
  07/16/2026 09 AM PDT            3.40            514         +              Normal
  07/16/2026 10 AM PDT            3.40            514         0              Normal
  07/16/2026 11 AM PDT            3.40            514         0              Normal
  07/16/2026 12 PM PDT            3.40            514         0              Normal
  07/16/2026 01 PM PDT            3.40            514         0              Normal
  07/16/2026 02 PM PDT            3.40            514         0              Normal
  07/16/2026 03 PM PDT            3.39            509         -              Normal
  07/16/2026 04 PM PDT            3.39            509         0              Normal
  07/16/2026 05 PM PDT            3.38            505         -              Normal
  07/16/2026 06 PM PDT            3.38            505         0              Normal
  07/16/2026 07 PM PDT            3.38            505         0              Normal
  07/16/2026 08 PM PDT            3.38            505         0              Normal
  07/16/2026 09 PM PDT            3.37            500         -              Normal
  07/16/2026 10 PM PDT            3.37            500         0              Normal
  07/16/2026 11 PM PDT            3.36            495         -              Normal
  07/17/2026 12 AM PDT            3.36            495         0              Normal
  07/17/2026 01 AM PDT            3.36            495         0              Normal
  07/17/2026 02 AM PDT            3.36            495         0              Normal
  07/17/2026 03 AM PDT            3.36            495         0              Normal
  07/17/2026 04 AM PDT            3.36            495         0              Normal
  07/17/2026 05 AM PDT            3.36            495         0              Normal
  07/17/2026 06 AM PDT            3.36            495         0              Normal
  07/17/2026 07 AM PDT            3.37            500         +              Normal
  07/17/2026 08 AM PDT            3.38            505         +              Normal
  07/17/2026 09 AM PDT            3.38            505         0              Normal
  07/17/2026 10 AM PDT            3.39            509         +              Normal
  07/17/2026 11 AM PDT            3.40            514         +              Normal
  07/17/2026 12 PM PDT            3.40            514         0              Normal
  07/17/2026 01 PM PDT            3.40            514         0              Normal
  07/17/2026 02 PM PDT            3.40            514         0              Normal
  07/17/2026 03 PM PDT            3.39            509         -              Normal
  07/17/2026 04 PM PDT            3.39            509         0              Normal
  07/17/2026 05 PM PDT            3.38            505         -              Normal
  07/17/2026 06 PM PDT            3.37            500         -              Normal
  07/17/2026 07 PM PDT            3.37            500         0              Normal
  07/17/2026 08 PM PDT            3.37            500         0              Normal
  07/17/2026 09 PM PDT            3.37            500         0              Normal
  07/17/2026 10 PM PDT            3.36            495         -              Normal
  07/17/2026 11 PM PDT            3.36            495         0              Normal
  07/18/2026 12 AM PDT            3.36            495         0              Normal
  07/18/2026 01 AM PDT            3.36            495         0              Normal
  07/18/2026 02 AM PDT            3.36            495         0              Normal
  07/18/2026 03 AM PDT            3.36            495         0              Normal
  07/18/2026 04 AM PDT            3.36            495         0              Normal
  07/18/2026 05 AM PDT            3.36            495         0              Normal
  07/18/2026 06 AM PDT            3.36            495         0              Normal
  07/18/2026 07 AM PDT            3.36            495         0              Normal
  07/18/2026 08 AM PDT            3.36            495         0              Normal
  07/18/2026 09 AM PDT            3.37            500         +              Normal
  07/18/2026 10 AM PDT            3.38            505         +              Normal
  07/18/2026 11 AM PDT            3.38            505         0              Normal
  07/18/2026 12 PM PDT            3.39            509         +              Normal
  07/18/2026 01 PM PDT            3.39            509         0              Normal
  07/18/2026 02 PM PDT            3.39            509         0              Normal
  07/18/2026 03 PM PDT            3.39            509         0              Normal
  07/18/2026 04 PM PDT            3.39            509         0              Normal
  07/18/2026 05 PM PDT            3.38            505         -              Normal
  07/18/2026 06 PM PDT            3.38            505         0              Normal
  07/18/2026 07 PM PDT            3.37            500         -              Normal
  07/18/2026 08 PM PDT            3.37            500         0              Normal
  07/18/2026 09 PM PDT            3.36            495         -              Normal
  07/18/2026 10 PM PDT            3.36            495         0              Normal
  07/18/2026 11 PM PDT            3.36            495         0              Normal
  07/19/2026 12 AM PDT            3.36            495         0              Normal
  07/19/2026 01 AM PDT            3.36            495         0              Normal
  07/19/2026 02 AM PDT            3.36            495         0              Normal
  07/19/2026 03 AM PDT            3.36            495         0              Normal
  07/19/2026 04 AM PDT            3.36            495         0              Normal
  07/19/2026 05 AM PDT            3.36            495         0              Normal
  07/19/2026 06 AM PDT            3.36            495         0              Normal
  07/19/2026 07 AM PDT            3.36            495         0              Normal
  07/19/2026 08 AM PDT            3.36            495         0              Normal
  07/19/2026 09 AM PDT            3.37            500         +              Normal
  07/19/2026 10 AM PDT            3.37            500         0              Normal
  07/19/2026 11 AM PDT            3.38            505         +              Normal
  07/19/2026 12 PM PDT            3.38            505         0              Normal
  07/19/2026 01 PM PDT            3.38            505         0              Normal
  07/19/2026 02 PM PDT            3.38            505         0              Normal
  07/19/2026 03 PM PDT            3.38            505         0              Normal
  07/19/2026 04 PM PDT            3.37            500         -              Normal
  07/19/2026 05 PM PDT            3.37            500         0              Normal
  07/19/2026 06 PM PDT            3.36            495         -              Normal
  07/19/2026 07 PM PDT            3.36            495         0              Normal
  07/19/2026 08 PM PDT            3.36            495         0              Normal
  07/19/2026 09 PM PDT            3.36            495         0              Normal
  07/19/2026 10 PM PDT            3.35            490         -              Normal
  07/19/2026 11 PM PDT            3.35            490         0              Normal
  07/20/2026 12 AM PDT            3.35            490         0              Normal
  07/20/2026 01 AM PDT            3.34            486         -              Normal
  07/20/2026 02 AM PDT            3.34            486         0              Normal
  07/20/2026 03 AM PDT            3.34            486         0              Normal
  07/20/2026 04 AM PDT            3.34            486         0              Normal
  07/20/2026 05 AM PDT            3.34            486         0              Normal
  07/20/2026 06 AM PDT            3.34            486         0              Normal
  07/20/2026 07 AM PDT            3.35            490         +              Normal
  07/20/2026 08 AM PDT            3.35            490         0              Normal
  07/20/2026 09 AM PDT            3.36            495         +              Normal
  07/20/2026 10 AM PDT            3.37            500         +              Normal
  07/20/2026 11 AM PDT            3.38            505         +              Normal
  07/20/2026 12 PM PDT            3.39            509         +              Normal
  07/20/2026 01 PM PDT            3.39            509         0              Normal
  07/20/2026 02 PM PDT            3.40            514         +              Normal
  07/20/2026 03 PM PDT            3.40            514         0              Normal
  07/20/2026 04 PM PDT            3.40            514         0              Normal
  07/20/2026 05 PM PDT            3.40            514         0              Normal
  07/20/2026 06 PM PDT            3.40            514         0              Normal
  07/20/2026 07 PM PDT            3.39            509         -              Normal
  07/20/2026 08 PM PDT            3.39            509         0              Normal
  07/20/2026 09 PM PDT            3.38            505         -              Normal
  07/20/2026 10 PM PDT            3.38            505         0              Normal
  07/20/2026 11 PM PDT            3.38            505         0              Normal
  07/21/2026 12 AM PDT            3.37            500         -              Normal
  07/21/2026 01 AM PDT            3.37            500         0              Normal
  07/21/2026 02 AM PDT            3.37            500         0              Normal
  07/21/2026 03 AM PDT            3.37            500         0              Normal
  07/21/2026 04 AM PDT            3.37            500         0              Normal
  07/21/2026 05 AM PDT            3.37            500         0              Normal
  07/21/2026 06 AM PDT            3.37            500         0              Normal
  07/21/2026 07 AM PDT            3.37            500         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/21/2026 08 AM PDT            3.37            500                        Normal
  07/21/2026 09 AM PDT            3.38            505         +              Normal
  07/21/2026 10 AM PDT            3.38            505         0              Normal
  07/21/2026 11 AM PDT            3.38            505         0              Normal
  07/21/2026 12 PM PDT            3.38            505         0              Normal
  07/21/2026 01 PM PDT            3.38            505         0              Normal
  07/21/2026 02 PM PDT            3.38            505         0              Normal
  07/21/2026 03 PM PDT            3.38            505         0              Normal
  07/21/2026 04 PM PDT            3.38            505         0              Normal
  07/21/2026 05 PM PDT            3.38            505         0              Normal
  07/21/2026 06 PM PDT            3.38            505         0              Normal
  07/21/2026 07 PM PDT            3.38            505         0              Normal
  07/21/2026 08 PM PDT            3.38            505         0              Normal
  07/21/2026 09 PM PDT            3.38            505         0              Normal
  07/21/2026 10 PM PDT            3.38            505         0              Normal
  07/21/2026 11 PM PDT            3.38            505         0              Normal
  07/22/2026 12 AM PDT            3.38            505         0              Normal
  07/22/2026 01 AM PDT            3.38            505         0              Normal
  07/22/2026 02 AM PDT            3.38            505         0              Normal
  07/22/2026 03 AM PDT            3.38            505         0              Normal
  07/22/2026 04 AM PDT            3.38            505         0              Normal
  07/22/2026 05 AM PDT            3.38            505         0              Normal
  07/22/2026 06 AM PDT            3.38            505         0              Normal
  07/22/2026 07 AM PDT            3.38            505         0              Normal
  07/22/2026 08 AM PDT            3.38            505         0              Normal
  07/22/2026 09 AM PDT            3.39            509         +              Normal
  07/22/2026 10 AM PDT            3.39            509         0              Normal
  07/22/2026 11 AM PDT            3.39            509         0              Normal
  07/22/2026 12 PM PDT            3.39            509         0              Normal
  07/22/2026 01 PM PDT            3.39            509         0              Normal
  07/22/2026 02 PM PDT            3.39            509         0              Normal
  07/22/2026 03 PM PDT            3.39            509         0              Normal
  07/22/2026 04 PM PDT            3.39            509         0              Normal
  07/22/2026 05 PM PDT            3.39            509         0              Normal
  07/22/2026 06 PM PDT            3.39            509         0              Normal
  07/22/2026 07 PM PDT            3.39            509         0              Normal
  07/22/2026 08 PM PDT            3.39            509         0              Normal
  07/22/2026 09 PM PDT            3.39            509         0              Normal
  07/22/2026 10 PM PDT            3.39            509         0              Normal
  07/22/2026 11 PM PDT            3.39            509         0              Normal
  07/23/2026 12 AM PDT            3.39            509         0              Normal
  07/23/2026 01 AM PDT            3.39            509         0              Normal
  07/23/2026 02 AM PDT            3.39            509         0              Normal
  07/23/2026 03 AM PDT            3.39            509         0              Normal
  07/23/2026 04 AM PDT            3.39            509         0              Normal
  07/23/2026 05 AM PDT            3.39            509         0              Normal
  07/23/2026 06 AM PDT            3.39            509         0              Normal
  07/23/2026 07 AM PDT            3.39            509         0              Normal
  07/23/2026 08 AM PDT            3.39            509         0              Normal
  07/23/2026 09 AM PDT            3.39            509         0              Normal
  07/23/2026 10 AM PDT            3.39            509         0              Normal
  07/23/2026 11 AM PDT            3.39            509         0              Normal
  07/23/2026 12 PM PDT            3.39            509         0              Normal
  07/23/2026 01 PM PDT            3.39            509         0              Normal
  07/23/2026 02 PM PDT            3.39            509         0              Normal
  07/23/2026 03 PM PDT            3.39            509         0              Normal
  07/23/2026 04 PM PDT            3.39            509         0              Normal
  07/23/2026 05 PM PDT            3.39            509         0              Normal
  07/23/2026 06 PM PDT            3.39            509         0              Normal
  07/23/2026 07 PM PDT            3.39            509         0              Normal
  07/23/2026 08 PM PDT            3.39            509         0              Normal
  07/23/2026 09 PM PDT            3.39            509         0              Normal
  07/23/2026 10 PM PDT            3.39            509         0              Normal
  07/23/2026 11 PM PDT            3.39            509         0              Normal
  07/24/2026 12 AM PDT            3.39            509         0              Normal
  07/24/2026 01 AM PDT            3.39            509         0              Normal
  07/24/2026 02 AM PDT            3.39            509         0              Normal
  07/24/2026 03 AM PDT            3.39            509         0              Normal
  07/24/2026 04 AM PDT            3.39            509         0              Normal
  07/24/2026 05 AM PDT            3.39            509         0              Normal
  07/24/2026 06 AM PDT            3.39            509         0              Normal
  07/24/2026 07 AM PDT            3.39            509         0              Normal
  07/24/2026 08 AM PDT            3.39            509         0              Normal
  07/24/2026 09 AM PDT            3.39            509         0              Normal
  07/24/2026 10 AM PDT            3.39            509         0              Normal
  07/24/2026 11 AM PDT            3.39            509         0              Normal
  07/24/2026 12 PM PDT            3.39            509         0              Normal
  07/24/2026 01 PM PDT            3.39            509         0              Normal
  07/24/2026 02 PM PDT            3.39            509         0              Normal
  07/24/2026 03 PM PDT            3.39            509         0              Normal
  07/24/2026 04 PM PDT            3.39            509         0              Normal
  07/24/2026 05 PM PDT            3.39            509         0              Normal
  07/24/2026 06 PM PDT            3.38            505         -              Normal
  07/24/2026 07 PM PDT            3.38            505         0              Normal
  07/24/2026 08 PM PDT            3.38            505         0              Normal
  07/24/2026 09 PM PDT            3.38            505         0              Normal
  07/24/2026 10 PM PDT            3.38            505         0              Normal
  07/24/2026 11 PM PDT            3.38            505         0              Normal
  07/25/2026 12 AM PDT            3.38            505         0              Normal
  07/25/2026 01 AM PDT            3.38            505         0              Normal
  07/25/2026 02 AM PDT            3.38            505         0              Normal
  07/25/2026 03 AM PDT            3.38            505         0              Normal
  07/25/2026 04 AM PDT            3.38            505         0              Normal
  07/25/2026 05 AM PDT            3.38            505         0              Normal
  07/25/2026 06 AM PDT            3.38            505         0              Normal
  07/25/2026 07 AM PDT            3.38            505         0              Normal
  07/25/2026 08 AM PDT            3.38            505         0              Normal
  07/25/2026 09 AM PDT            3.38            505         0              Normal
  07/25/2026 10 AM PDT            3.38            505         0              Normal
  07/25/2026 11 AM PDT            3.38            505         0              Normal
  07/25/2026 12 PM PDT            3.38            505         0              Normal
  07/25/2026 01 PM PDT            3.38            505         0              Normal
  07/25/2026 02 PM PDT            3.38            505         0              Normal
  07/25/2026 03 PM PDT            3.38            505         0              Normal
  07/25/2026 04 PM PDT            3.38            505         0              Normal
  07/25/2026 05 PM PDT            3.38            505         0              Normal
  07/25/2026 06 PM PDT            3.38            505         0              Normal
  07/25/2026 07 PM PDT            3.38            505         0              Normal
  07/25/2026 08 PM PDT            3.38            505         0              Normal
  07/25/2026 09 PM PDT            3.38            505         0              Normal
  07/25/2026 10 PM PDT            3.38            505         0              Normal
  07/25/2026 11 PM PDT            3.38            505         0              Normal
  07/26/2026 12 AM PDT            3.38            505         0              Normal
  07/26/2026 01 AM PDT            3.38            505         0              Normal
  07/26/2026 02 AM PDT            3.38            505         0              Normal
  07/26/2026 03 AM PDT            3.38            505         0              Normal
  07/26/2026 04 AM PDT            3.38            505         0              Normal
  07/26/2026 05 AM PDT            3.38            505         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.