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 - KLAMATH AGENCY (WKAO3)
Latitude: 42.74º NLongitude: 121.83º WElevation: 4483 Feet
Location: Klamath County in OregonBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Apr 19 2025 at 7:14 AM PDTNext Issuance: Apr 20 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Williamson River - Klamath Agency (WKAO3)
#
# File Generation Time:  04/19/2025 at 07:16 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/14/2025 at 07:00 PM PDT
# Maximum Observed Stage:                       3.60 Feet
# Maximum Observed Flow:                        119 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/19/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       3.51 Feet
# Maximum Forecast Flow:                        106 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/14/2025 07 AM PDT            3.58            116                Not Applicable
  04/14/2025 08 AM PDT            3.58            116         0      Not Applicable
  04/14/2025 09 AM PDT            3.58            116         0      Not Applicable
  04/14/2025 10 AM PDT            3.59            117         +      Not Applicable
  04/14/2025 11 AM PDT            3.60            119         +      Not Applicable
  04/14/2025 12 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 01 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 02 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 03 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 04 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 05 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 06 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 07 PM PDT            3.60            119         0      Not Applicable
  04/14/2025 08 PM PDT            3.59            117         -      Not Applicable
  04/14/2025 09 PM PDT            3.59            117         0      Not Applicable
  04/14/2025 10 PM PDT            3.58            116         -      Not Applicable
  04/14/2025 11 PM PDT            3.59            117         +      Not Applicable
  04/15/2025 12 AM PDT            3.58            116         -      Not Applicable
  04/15/2025 01 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 02 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 03 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 04 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 05 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 06 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 07 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 08 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 09 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 10 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 11 AM PDT            3.58            116         0      Not Applicable
  04/15/2025 12 PM PDT            3.58            116         0      Not Applicable
  04/15/2025 01 PM PDT            3.58            116         0      Not Applicable
  04/15/2025 02 PM PDT            3.58            116         0      Not Applicable
  04/15/2025 03 PM PDT            3.58            116         0      Not Applicable
  04/15/2025 04 PM PDT            3.58            116         0      Not Applicable
  04/15/2025 05 PM PDT            3.56            113         -      Not Applicable
  04/15/2025 06 PM PDT            3.55            112         -      Not Applicable
  04/15/2025 07 PM PDT            3.55            112         0      Not Applicable
  04/15/2025 08 PM PDT            3.57            115         +      Not Applicable
  04/15/2025 09 PM PDT            3.57            115         0      Not Applicable
  04/15/2025 10 PM PDT            3.57            115         0      Not Applicable
  04/15/2025 11 PM PDT            3.56            113         -      Not Applicable
  04/16/2025 12 AM PDT            3.56            113         0      Not Applicable
  04/16/2025 01 AM PDT            3.57            115         +      Not Applicable
  04/16/2025 02 AM PDT            3.56            113         -      Not Applicable
  04/16/2025 03 AM PDT            3.57            115         +      Not Applicable
  04/16/2025 04 AM PDT            3.57            115         0      Not Applicable
  04/16/2025 05 AM PDT            3.56            113         -      Not Applicable
  04/16/2025 06 AM PDT            3.56            113         0      Not Applicable
  04/16/2025 07 AM PDT            3.56            113         0      Not Applicable
  04/16/2025 08 AM PDT            3.56            113         0      Not Applicable
  04/16/2025 09 AM PDT            3.56            113         0      Not Applicable
  04/16/2025 10 AM PDT            3.56            113         0      Not Applicable
  04/16/2025 11 AM PDT            3.57            115         +      Not Applicable
  04/16/2025 12 PM PDT            3.57            115         0      Not Applicable
  04/16/2025 01 PM PDT            3.57            115         0      Not Applicable
  04/16/2025 02 PM PDT            3.57            115         0      Not Applicable
  04/16/2025 03 PM PDT            3.57            115         0      Not Applicable
  04/16/2025 04 PM PDT            3.57            115         0      Not Applicable
  04/16/2025 05 PM PDT            3.55            112         -      Not Applicable
  04/16/2025 06 PM PDT            3.56            113         +      Not Applicable
  04/16/2025 07 PM PDT            3.56            113         0      Not Applicable
  04/16/2025 08 PM PDT            3.56            113         0      Not Applicable
  04/16/2025 09 PM PDT            3.56            113         0      Not Applicable
  04/16/2025 10 PM PDT            3.56            113         0      Not Applicable
  04/16/2025 11 PM PDT            3.56            113         0      Not Applicable
  04/17/2025 12 AM PDT            3.56            113         0      Not Applicable
  04/17/2025 01 AM PDT            3.57            115         +      Not Applicable
  04/17/2025 02 AM PDT            3.56            113         -      Not Applicable
  04/17/2025 03 AM PDT            3.56            113         0      Not Applicable
  04/17/2025 04 AM PDT            3.55            112         -      Not Applicable
  04/17/2025 05 AM PDT            3.56            113         +      Not Applicable
  04/17/2025 06 AM PDT            3.55            112         -      Not Applicable
  04/17/2025 07 AM PDT            3.55            112         0      Not Applicable
  04/17/2025 08 AM PDT            3.55            112         0      Not Applicable
  04/17/2025 09 AM PDT            3.56            113         +      Not Applicable
  04/17/2025 10 AM PDT            3.58            116         +      Not Applicable
  04/17/2025 11 AM PDT            3.57            115         -      Not Applicable
  04/17/2025 12 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 01 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 02 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 03 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 04 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 05 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 06 PM PDT            3.57            115         0      Not Applicable
  04/17/2025 07 PM PDT            3.56            113         -      Not Applicable
  04/17/2025 08 PM PDT            3.55            112         -      Not Applicable
  04/17/2025 09 PM PDT            3.54            110         -      Not Applicable
  04/17/2025 10 PM PDT            3.54            110         0      Not Applicable
  04/17/2025 11 PM PDT            3.53            109         -      Not Applicable
  04/18/2025 12 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 01 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 02 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 03 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 04 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 05 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 06 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 07 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 08 AM PDT            3.52            107         -      Not Applicable
  04/18/2025 09 AM PDT            3.53            109         +      Not Applicable
  04/18/2025 10 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 11 AM PDT            3.53            109         0      Not Applicable
  04/18/2025 12 PM PDT            3.54            110         +      Not Applicable
  04/18/2025 01 PM PDT            3.54            110         0      Not Applicable
  04/18/2025 02 PM PDT            3.55            112         +      Not Applicable
  04/18/2025 03 PM PDT            3.55            112         0      Not Applicable
  04/18/2025 04 PM PDT            3.55            112         0      Not Applicable
  04/18/2025 05 PM PDT            3.55            112         0      Not Applicable
  04/18/2025 06 PM PDT            3.54            110         -      Not Applicable
  04/18/2025 07 PM PDT            3.53            109         -      Not Applicable
  04/18/2025 08 PM PDT            3.53            109         0      Not Applicable
  04/18/2025 09 PM PDT            3.52            107         -      Not Applicable
  04/18/2025 10 PM PDT            3.52            107         0      Not Applicable
  04/18/2025 11 PM PDT            3.52            107         0      Not Applicable
  04/19/2025 12 AM PDT            3.51            106         -      Not Applicable
  04/19/2025 01 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 02 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 03 AM PDT            3.52            107         +      Not Applicable
  04/19/2025 04 AM PDT            3.51            106         -      Not Applicable
  04/19/2025 05 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 06 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 07 AM PDT            3.51            106         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/19/2025 08 AM PDT            3.51            106                Not Applicable
  04/19/2025 09 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 10 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 11 AM PDT            3.51            106         0      Not Applicable
  04/19/2025 12 PM PDT            3.50            105         -      Not Applicable
  04/19/2025 01 PM PDT            3.50            105         0      Not Applicable
  04/19/2025 02 PM PDT            3.50            105         0      Not Applicable
  04/19/2025 03 PM PDT            3.50            105         0      Not Applicable
  04/19/2025 04 PM PDT            3.50            105         0      Not Applicable
  04/19/2025 05 PM PDT            3.50            105         0      Not Applicable
  04/19/2025 06 PM PDT            3.49            103         -      Not Applicable
  04/19/2025 07 PM PDT            3.48            102         -      Not Applicable
  04/19/2025 08 PM PDT            3.48            102         0      Not Applicable
  04/19/2025 09 PM PDT            3.48            102         0      Not Applicable
  04/19/2025 10 PM PDT            3.48            102         0      Not Applicable
  04/19/2025 11 PM PDT            3.48            102         0      Not Applicable
  04/20/2025 12 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 01 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 02 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 03 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 04 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 05 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 06 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 07 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 08 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 09 AM PDT            3.48            102         0      Not Applicable
  04/20/2025 10 AM PDT            3.47            101         -      Not Applicable
  04/20/2025 11 AM PDT            3.47            101         0      Not Applicable
  04/20/2025 12 PM PDT            3.47            101         0      Not Applicable
  04/20/2025 01 PM PDT            3.47            101         0      Not Applicable
  04/20/2025 02 PM PDT            3.47            101         0      Not Applicable
  04/20/2025 03 PM PDT            3.47            101         0      Not Applicable
  04/20/2025 04 PM PDT            3.47            101         0      Not Applicable
  04/20/2025 05 PM PDT            3.47            101         0      Not Applicable
  04/20/2025 06 PM PDT            3.45             98         -      Not Applicable
  04/20/2025 07 PM PDT            3.45             98         0      Not Applicable
  04/20/2025 08 PM PDT            3.45             98         0      Not Applicable
  04/20/2025 09 PM PDT            3.45             98         0      Not Applicable
  04/20/2025 10 PM PDT            3.45             98         0      Not Applicable
  04/20/2025 11 PM PDT            3.45             98         0      Not Applicable
  04/21/2025 12 AM PDT            3.45             98         0      Not Applicable
  04/21/2025 01 AM PDT            3.45             98         0      Not Applicable
  04/21/2025 02 AM PDT            3.45             98         0      Not Applicable
  04/21/2025 03 AM PDT            3.44             97         -      Not Applicable
  04/21/2025 04 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 05 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 06 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 07 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 08 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 09 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 10 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 11 AM PDT            3.44             97         0      Not Applicable
  04/21/2025 12 PM PDT            3.44             97         0      Not Applicable
  04/21/2025 01 PM PDT            3.44             97         0      Not Applicable
  04/21/2025 02 PM PDT            3.44             97         0      Not Applicable
  04/21/2025 03 PM PDT            3.43             96         -      Not Applicable
  04/21/2025 04 PM PDT            3.43             96         0      Not Applicable
  04/21/2025 05 PM PDT            3.43             96         0      Not Applicable
  04/21/2025 06 PM PDT            3.42             94         -      Not Applicable
  04/21/2025 07 PM PDT            3.42             94         0      Not Applicable
  04/21/2025 08 PM PDT            3.41             93         -      Not Applicable
  04/21/2025 09 PM PDT            3.41             93         0      Not Applicable
  04/21/2025 10 PM PDT            3.41             93         0      Not Applicable
  04/21/2025 11 PM PDT            3.41             93         0      Not Applicable
  04/22/2025 12 AM PDT            3.41             93         0      Not Applicable
  04/22/2025 01 AM PDT            3.41             93         0      Not Applicable
  04/22/2025 02 AM PDT            3.41             93         0      Not Applicable
  04/22/2025 03 AM PDT            3.41             93         0      Not Applicable
  04/22/2025 04 AM PDT            3.41             93         0      Not Applicable
  04/22/2025 05 AM PDT            3.41             93         0      Not Applicable
  04/22/2025 06 AM PDT            3.40             92         -      Not Applicable
  04/22/2025 07 AM PDT            3.40             92         0      Not Applicable
  04/22/2025 08 AM PDT            3.40             92         0      Not Applicable
  04/22/2025 09 AM PDT            3.40             92         0      Not Applicable
  04/22/2025 10 AM PDT            3.40             92         0      Not Applicable
  04/22/2025 11 AM PDT            3.40             92         0      Not Applicable
  04/22/2025 12 PM PDT            3.40             92         0      Not Applicable
  04/22/2025 01 PM PDT            3.40             92         0      Not Applicable
  04/22/2025 02 PM PDT            3.40             92         0      Not Applicable
  04/22/2025 03 PM PDT            3.40             92         0      Not Applicable
  04/22/2025 04 PM PDT            3.40             92         0      Not Applicable
  04/22/2025 05 PM PDT            3.39             91         -      Not Applicable
  04/22/2025 06 PM PDT            3.38             89         -      Not Applicable
  04/22/2025 07 PM PDT            3.38             89         0      Not Applicable
  04/22/2025 08 PM PDT            3.37             88         -      Not Applicable
  04/22/2025 09 PM PDT            3.37             88         0      Not Applicable
  04/22/2025 10 PM PDT            3.37             88         0      Not Applicable
  04/22/2025 11 PM PDT            3.37             88         0      Not Applicable
  04/23/2025 12 AM PDT            3.37             88         0      Not Applicable
  04/23/2025 01 AM PDT            3.37             88         0      Not Applicable
  04/23/2025 02 AM PDT            3.37             88         0      Not Applicable
  04/23/2025 03 AM PDT            3.37             88         0      Not Applicable
  04/23/2025 04 AM PDT            3.36             87         -      Not Applicable
  04/23/2025 05 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 06 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 07 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 08 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 09 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 10 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 11 AM PDT            3.36             87         0      Not Applicable
  04/23/2025 12 PM PDT            3.35             86         -      Not Applicable
  04/23/2025 01 PM PDT            3.35             86         0      Not Applicable
  04/23/2025 02 PM PDT            3.35             86         0      Not Applicable
  04/23/2025 03 PM PDT            3.35             86         0      Not Applicable
  04/23/2025 04 PM PDT            3.35             86         0      Not Applicable
  04/23/2025 05 PM PDT            3.35             86         0      Not Applicable
  04/23/2025 06 PM PDT            3.33             83         -      Not Applicable
  04/23/2025 07 PM PDT            3.33             83         0      Not Applicable
  04/23/2025 08 PM PDT            3.33             83         0      Not Applicable
  04/23/2025 09 PM PDT            3.33             83         0      Not Applicable
  04/23/2025 10 PM PDT            3.32             82         -      Not Applicable
  04/23/2025 11 PM PDT            3.32             82         0      Not Applicable
  04/24/2025 12 AM PDT            3.32             82         0      Not Applicable
  04/24/2025 01 AM PDT            3.32             82         0      Not Applicable
  04/24/2025 02 AM PDT            3.32             82         0      Not Applicable
  04/24/2025 03 AM PDT            3.32             82         0      Not Applicable
  04/24/2025 04 AM PDT            3.31             81         -      Not Applicable
  04/24/2025 05 AM PDT            3.31             81         0      Not Applicable
#
# 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.