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: Nov 11 2026 at 7:31 AM PSTNext Issuance: Nov 12 2026 at 9:00 AM PST
Action: 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:  11/11/2026 at 07:31 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/11/2026 at 07:00 AM PST
# Maximum Observed Stage:                       3.45 Feet
# Maximum Observed Flow:                        538 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/16/2026 at 02:00 AM PST
# Maximum Forecast Stage:                       3.61 Feet
# Maximum Forecast Flow:                        622 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/06/2026 07 AM PST            3.44            533                        Normal
  11/06/2026 08 AM PST            3.44            533         0              Normal
  11/06/2026 09 AM PST            3.44            533         0              Normal
  11/06/2026 10 AM PST            3.44            533         0              Normal
  11/06/2026 11 AM PST            3.44            533         0              Normal
  11/06/2026 12 PM PST            3.44            533         0              Normal
  11/06/2026 01 PM PST            3.44            533         0              Normal
  11/06/2026 02 PM PST            3.44            533         0              Normal
  11/06/2026 03 PM PST            3.44            533         0              Normal
  11/06/2026 04 PM PST            3.44            533         0              Normal
  11/06/2026 05 PM PST            3.44            533         0              Normal
  11/06/2026 06 PM PST            3.44            533         0              Normal
  11/06/2026 07 PM PST            3.44            533         0              Normal
  11/06/2026 08 PM PST            3.44            533         0              Normal
  11/06/2026 09 PM PST            3.44            533         0              Normal
  11/06/2026 10 PM PST            3.44            533         0              Normal
  11/06/2026 11 PM PST            3.44            533         0              Normal
  11/07/2026 12 AM PST            3.44            533         0              Normal
  11/07/2026 01 AM PST            3.44            533         0              Normal
  11/07/2026 02 AM PST            3.44            533         0              Normal
  11/07/2026 03 AM PST            3.44            533         0              Normal
  11/07/2026 04 AM PST            3.44            533         0              Normal
  11/07/2026 05 AM PST            3.44            533         0              Normal
  11/07/2026 06 AM PST            3.44            533         0              Normal
  11/07/2026 07 AM PST            3.44            533         0              Normal
  11/07/2026 08 AM PST            3.44            533         0              Normal
  11/07/2026 09 AM PST            3.44            533         0              Normal
  11/07/2026 10 AM PST            3.44            533         0              Normal
  11/07/2026 11 AM PST            3.44            533         0              Normal
  11/07/2026 12 PM PST            3.44            533         0              Normal
  11/07/2026 01 PM PST            3.44            533         0              Normal
  11/07/2026 02 PM PST            3.44            533         0              Normal
  11/07/2026 03 PM PST            3.44            533         0              Normal
  11/07/2026 04 PM PST            3.44            533         0              Normal
  11/07/2026 05 PM PST            3.44            533         0              Normal
  11/07/2026 06 PM PST            3.44            533         0              Normal
  11/07/2026 07 PM PST            3.44            533         0              Normal
  11/07/2026 08 PM PST            3.45            538         +              Normal
  11/07/2026 09 PM PST            3.45            538         0              Normal
  11/07/2026 10 PM PST            3.45            538         0              Normal
  11/07/2026 11 PM PST            3.45            538         0              Normal
  11/08/2026 12 AM PST            3.45            538         0              Normal
  11/08/2026 01 AM PST            3.45            538         0              Normal
  11/08/2026 02 AM PST            3.45            538         0              Normal
  11/08/2026 03 AM PST            3.45            538         0              Normal
  11/08/2026 04 AM PST            3.45            538         0              Normal
  11/08/2026 05 AM PST            3.45            538         0              Normal
  11/08/2026 06 AM PST            3.45            538         0              Normal
  11/08/2026 07 AM PST            3.44            533         -              Normal
  11/08/2026 08 AM PST            3.44            533         0              Normal
  11/08/2026 09 AM PST            3.44            533         0              Normal
  11/08/2026 10 AM PST            3.45            538         +              Normal
  11/08/2026 11 AM PST            3.45            538         0              Normal
  11/08/2026 12 PM PST            3.44            533         -              Normal
  11/08/2026 01 PM PST            3.44            533         0              Normal
  11/08/2026 02 PM PST            3.44            533         0              Normal
  11/08/2026 03 PM PST            3.44            533         0              Normal
  11/08/2026 04 PM PST            3.44            533         0              Normal
  11/08/2026 05 PM PST            3.44            533         0              Normal
  11/08/2026 06 PM PST            3.45            538         +              Normal
  11/08/2026 07 PM PST            3.45            538         0              Normal
  11/08/2026 08 PM PST            3.45            538         0              Normal
  11/08/2026 09 PM PST            3.45            538         0              Normal
  11/08/2026 10 PM PST            3.45            538         0              Normal
  11/08/2026 11 PM PST            3.45            538         0              Normal
  11/09/2026 12 AM PST            3.45            538         0              Normal
  11/09/2026 01 AM PST            3.45            538         0              Normal
  11/09/2026 02 AM PST            3.45            538         0              Normal
  11/09/2026 03 AM PST            3.45            538         0              Normal
  11/09/2026 04 AM PST            3.45            538         0              Normal
  11/09/2026 05 AM PST            3.45            538         0              Normal
  11/09/2026 06 AM PST            3.45            538         0              Normal
  11/09/2026 07 AM PST            3.45            538         0              Normal
  11/09/2026 08 AM PST            3.44            533         -              Normal
  11/09/2026 09 AM PST            3.44            533         0              Normal
  11/09/2026 10 AM PST            3.44            533         0              Normal
  11/09/2026 11 AM PST            3.44            533         0              Normal
  11/09/2026 12 PM PST            3.44            533         0              Normal
  11/09/2026 01 PM PST            3.44            533         0              Normal
  11/09/2026 02 PM PST            3.44            533         0              Normal
  11/09/2026 03 PM PST            3.44            533         0              Normal
  11/09/2026 04 PM PST            3.44            533         0              Normal
  11/09/2026 05 PM PST            3.44            533         0              Normal
  11/09/2026 06 PM PST            3.45            538         +              Normal
  11/09/2026 07 PM PST            3.45            538         0              Normal
  11/09/2026 08 PM PST            3.45            538         0              Normal
  11/09/2026 09 PM PST            3.45            538         0              Normal
  11/09/2026 10 PM PST            3.45            538         0              Normal
  11/09/2026 11 PM PST            3.45            538         0              Normal
  11/10/2026 12 AM PST            3.45            538         0              Normal
  11/10/2026 01 AM PST            3.45            538         0              Normal
  11/10/2026 02 AM PST            3.45            538         0              Normal
  11/10/2026 03 AM PST            3.45            538         0              Normal
  11/10/2026 04 AM PST            3.45            538         0              Normal
  11/10/2026 05 AM PST            3.45            538         0              Normal
  11/10/2026 06 AM PST            3.45            538         0              Normal
  11/10/2026 07 AM PST            3.45            538         0              Normal
  11/10/2026 08 AM PST            3.45            538         0              Normal
  11/10/2026 09 AM PST            3.44            533         -              Normal
  11/10/2026 10 AM PST            3.44            533         0              Normal
  11/10/2026 11 AM PST            3.44            533         0              Normal
  11/10/2026 12 PM PST            3.44            533         0              Normal
  11/10/2026 01 PM PST            3.44            533         0              Normal
  11/10/2026 02 PM PST            3.44            533         0              Normal
  11/10/2026 03 PM PST            3.44            533         0              Normal
  11/10/2026 04 PM PST            3.44            533         0              Normal
  11/10/2026 05 PM PST            3.44            533         0              Normal
  11/10/2026 06 PM PST            3.45            538         +              Normal
  11/10/2026 07 PM PST            3.45            538         0              Normal
  11/10/2026 08 PM PST            3.45            538         0              Normal
  11/10/2026 09 PM PST            3.45            538         0              Normal
  11/10/2026 10 PM PST            3.45            538         0              Normal
  11/10/2026 11 PM PST            3.45            538         0              Normal
  11/11/2026 12 AM PST            3.45            538         0              Normal
  11/11/2026 01 AM PST            3.45            538         0              Normal
  11/11/2026 02 AM PST            3.45            538         0              Normal
  11/11/2026 03 AM PST            3.45            538         0              Normal
  11/11/2026 04 AM PST            3.45            538         0              Normal
  11/11/2026 05 AM PST            3.45            538         0              Normal
  11/11/2026 06 AM PST            3.45            538         0              Normal
  11/11/2026 07 AM PST            3.45            538         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/11/2026 08 AM PST            3.45            538                        Normal
  11/11/2026 09 AM PST            3.45            538         0              Normal
  11/11/2026 10 AM PST            3.45            538         0              Normal
  11/11/2026 11 AM PST            3.45            538         0              Normal
  11/11/2026 12 PM PST            3.45            538         0              Normal
  11/11/2026 01 PM PST            3.45            538         0              Normal
  11/11/2026 02 PM PST            3.45            538         0              Normal
  11/11/2026 03 PM PST            3.45            538         0              Normal
  11/11/2026 04 PM PST            3.45            538         0              Normal
  11/11/2026 05 PM PST            3.45            538         0              Normal
  11/11/2026 06 PM PST            3.45            538         0              Normal
  11/11/2026 07 PM PST            3.45            538         0              Normal
  11/11/2026 08 PM PST            3.45            538         0              Normal
  11/11/2026 09 PM PST            3.45            538         0              Normal
  11/11/2026 10 PM PST            3.45            538         0              Normal
  11/11/2026 11 PM PST            3.45            538         0              Normal
  11/12/2026 12 AM PST            3.45            538         0              Normal
  11/12/2026 01 AM PST            3.45            538         0              Normal
  11/12/2026 02 AM PST            3.45            538         0              Normal
  11/12/2026 03 AM PST            3.46            543         +              Normal
  11/12/2026 04 AM PST            3.46            543         0              Normal
  11/12/2026 05 AM PST            3.46            543         0              Normal
  11/12/2026 06 AM PST            3.46            543         0              Normal
  11/12/2026 07 AM PST            3.46            543         0              Normal
  11/12/2026 08 AM PST            3.46            543         0              Normal
  11/12/2026 09 AM PST            3.46            543         0              Normal
  11/12/2026 10 AM PST            3.46            543         0              Normal
  11/12/2026 11 AM PST            3.46            543         0              Normal
  11/12/2026 12 PM PST            3.46            543         0              Normal
  11/12/2026 01 PM PST            3.46            543         0              Normal
  11/12/2026 02 PM PST            3.46            543         0              Normal
  11/12/2026 03 PM PST            3.46            543         0              Normal
  11/12/2026 04 PM PST            3.46            543         0              Normal
  11/12/2026 05 PM PST            3.46            543         0              Normal
  11/12/2026 06 PM PST            3.46            543         0              Normal
  11/12/2026 07 PM PST            3.46            543         0              Normal
  11/12/2026 08 PM PST            3.46            543         0              Normal
  11/12/2026 09 PM PST            3.46            543         0              Normal
  11/12/2026 10 PM PST            3.46            543         0              Normal
  11/12/2026 11 PM PST            3.46            543         0              Normal
  11/13/2026 12 AM PST            3.46            543         0              Normal
  11/13/2026 01 AM PST            3.46            543         0              Normal
  11/13/2026 02 AM PST            3.46            543         0              Normal
  11/13/2026 03 AM PST            3.46            543         0              Normal
  11/13/2026 04 AM PST            3.46            543         0              Normal
  11/13/2026 05 AM PST            3.46            543         0              Normal
  11/13/2026 06 AM PST            3.46            543         0              Normal
  11/13/2026 07 AM PST            3.46            543         0              Normal
  11/13/2026 08 AM PST            3.46            543         0              Normal
  11/13/2026 09 AM PST            3.46            543         0              Normal
  11/13/2026 10 AM PST            3.46            543         0              Normal
  11/13/2026 11 AM PST            3.47            548         +              Normal
  11/13/2026 12 PM PST            3.47            548         0              Normal
  11/13/2026 01 PM PST            3.47            548         0              Normal
  11/13/2026 02 PM PST            3.47            548         0              Normal
  11/13/2026 03 PM PST            3.47            548         0              Normal
  11/13/2026 04 PM PST            3.47            548         0              Normal
  11/13/2026 05 PM PST            3.47            548         0              Normal
  11/13/2026 06 PM PST            3.47            548         0              Normal
  11/13/2026 07 PM PST            3.47            548         0              Normal
  11/13/2026 08 PM PST            3.47            548         0              Normal
  11/13/2026 09 PM PST            3.48            553         +              Normal
  11/13/2026 10 PM PST            3.48            553         0              Normal
  11/13/2026 11 PM PST            3.48            553         0              Normal
  11/14/2026 12 AM PST            3.48            553         0              Normal
  11/14/2026 01 AM PST            3.48            553         0              Normal
  11/14/2026 02 AM PST            3.48            553         0              Normal
  11/14/2026 03 AM PST            3.48            553         0              Normal
  11/14/2026 04 AM PST            3.48            553         0              Normal
  11/14/2026 05 AM PST            3.48            553         0              Normal
  11/14/2026 06 AM PST            3.48            553         0              Normal
  11/14/2026 07 AM PST            3.49            558         +              Normal
  11/14/2026 08 AM PST            3.49            558         0              Normal
  11/14/2026 09 AM PST            3.49            558         0              Normal
  11/14/2026 10 AM PST            3.49            558         0              Normal
  11/14/2026 11 AM PST            3.49            558         0              Normal
  11/14/2026 12 PM PST            3.49            558         0              Normal
  11/14/2026 01 PM PST            3.50            563         +              Normal
  11/14/2026 02 PM PST            3.50            563         0              Normal
  11/14/2026 03 PM PST            3.50            563         0              Normal
  11/14/2026 04 PM PST            3.50            563         0              Normal
  11/14/2026 05 PM PST            3.51            568         +              Normal
  11/14/2026 06 PM PST            3.51            568         0              Normal
  11/14/2026 07 PM PST            3.51            568         0              Normal
  11/14/2026 08 PM PST            3.51            568         0              Normal
  11/14/2026 09 PM PST            3.52            573         +              Normal
  11/14/2026 10 PM PST            3.52            573         0              Normal
  11/14/2026 11 PM PST            3.52            573         0              Normal
  11/15/2026 12 AM PST            3.52            573         0              Normal
  11/15/2026 01 AM PST            3.52            573         0              Normal
  11/15/2026 02 AM PST            3.53            578         +              Normal
  11/15/2026 03 AM PST            3.53            578         0              Normal
  11/15/2026 04 AM PST            3.53            578         0              Normal
  11/15/2026 05 AM PST            3.54            583         +              Normal
  11/15/2026 06 AM PST            3.54            583         0              Normal
  11/15/2026 07 AM PST            3.54            583         0              Normal
  11/15/2026 08 AM PST            3.54            583         0              Normal
  11/15/2026 09 AM PST            3.55            588         +              Normal
  11/15/2026 10 AM PST            3.55            588         0              Normal
  11/15/2026 11 AM PST            3.55            588         0              Normal
  11/15/2026 12 PM PST            3.56            593         +              Normal
  11/15/2026 01 PM PST            3.56            593         0              Normal
  11/15/2026 02 PM PST            3.56            593         0              Normal
  11/15/2026 03 PM PST            3.57            599         +              Normal
  11/15/2026 04 PM PST            3.57            599         0              Normal
  11/15/2026 05 PM PST            3.58            604         +              Normal
  11/15/2026 06 PM PST            3.58            604         0              Normal
  11/15/2026 07 PM PST            3.58            604         0              Normal
  11/15/2026 08 PM PST            3.59            610         +              Normal
  11/15/2026 09 PM PST            3.59            610         0              Normal
  11/15/2026 10 PM PST            3.60            615         +              Normal
  11/15/2026 11 PM PST            3.60            615         0              Normal
  11/16/2026 12 AM PST            3.60            615         0              Normal
  11/16/2026 01 AM PST            3.60            615         0              Normal
  11/16/2026 02 AM PST            3.61            622         +              Normal
  11/16/2026 03 AM PST            3.61            622         0              Normal
  11/16/2026 04 AM PST            3.61            622         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.