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

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KLAMATH RIVER - KLAMATH (KLMC1)
Latitude: 41.51º NLongitude: 123.98º WElevation: 6 Feet
Location: Del Norte County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: May 20 2025 at 7:41 AM PDTNext Issuance: May 21 2025 at 9:00 AM PDT
Action/Monitor: 30.0 FeetMinor Flood: 38.0 FeetModerate Flood: 42.0 FeetMajor Flood: 46.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Klamath River - Klamath (KLMC1)
#
# File Generation Time:  05/20/2025 at 07:42 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/15/2025 at 08:00 AM PDT
# Maximum Observed Stage:                       13.04 Feet
# Maximum Observed Flow:                        15075 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/20/2025 at 11:00 AM PDT
# Maximum Forecast Stage:                       12.89 Feet
# Maximum Forecast Flow:                        14493 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/15/2025 07 AM PDT           13.04          15075                        Normal
  05/15/2025 08 AM PDT           13.04          15075         0              Normal
  05/15/2025 09 AM PDT           13.03          15036         -              Normal
  05/15/2025 10 AM PDT           13.02          14997         -              Normal
  05/15/2025 11 AM PDT           13.03          15036         +              Normal
  05/15/2025 12 PM PDT           13.02          14997         -              Normal
  05/15/2025 01 PM PDT           13.00          14919         -              Normal
  05/15/2025 02 PM PDT           13.01          14958         +              Normal
  05/15/2025 03 PM PDT           13.03          15036         +              Normal
  05/15/2025 04 PM PDT           13.01          14958         -              Normal
  05/15/2025 05 PM PDT           13.00          14919         -              Normal
  05/15/2025 06 PM PDT           12.98          14841         -              Normal
  05/15/2025 07 PM PDT           12.98          14841         0              Normal
  05/15/2025 08 PM PDT           12.97          14802         -              Normal
  05/15/2025 09 PM PDT           12.98          14841         +              Normal
  05/15/2025 10 PM PDT           12.96          14763         -              Normal
  05/15/2025 11 PM PDT           12.96          14763         0              Normal
  05/16/2025 12 AM PDT           12.94          14686         -              Normal
  05/16/2025 01 AM PDT           12.94          14686         0              Normal
  05/16/2025 02 AM PDT           12.94          14686         0              Normal
  05/16/2025 03 AM PDT           12.92          14608         -              Normal
  05/16/2025 04 AM PDT           12.90          14531         -              Normal
  05/16/2025 05 AM PDT           12.92          14608         +              Normal
  05/16/2025 06 AM PDT           12.90          14531         -              Normal
  05/16/2025 07 AM PDT           12.90          14531         0              Normal
  05/16/2025 08 AM PDT           12.89          14493         -              Normal
  05/16/2025 09 AM PDT           12.91          14570         +              Normal
  05/16/2025 10 AM PDT           12.90          14531         -              Normal
  05/16/2025 11 AM PDT           12.92          14608         +              Normal
  05/16/2025 12 PM PDT           12.93          14647         +              Normal
  05/16/2025 01 PM PDT           12.94          14686         +              Normal
  05/16/2025 02 PM PDT           12.94          14686         0              Normal
  05/16/2025 03 PM PDT           12.94          14686         0              Normal
  05/16/2025 04 PM PDT           12.95          14724         +              Normal
  05/16/2025 05 PM PDT           12.95          14724         0              Normal
  05/16/2025 06 PM PDT           12.94          14686         -              Normal
  05/16/2025 07 PM PDT           12.96          14763         +              Normal
  05/16/2025 08 PM PDT           12.95          14724         -              Normal
  05/16/2025 09 PM PDT           12.96          14763         +              Normal
  05/16/2025 10 PM PDT           12.94          14686         -              Normal
  05/16/2025 11 PM PDT           12.93          14647         -              Normal
  05/17/2025 12 AM PDT           12.93          14647         0              Normal
  05/17/2025 01 AM PDT           12.93          14647         0              Normal
  05/17/2025 02 AM PDT           12.94          14686         +              Normal
  05/17/2025 03 AM PDT           12.91          14570         -              Normal
  05/17/2025 04 AM PDT           12.91          14570         0              Normal
  05/17/2025 05 AM PDT           12.89          14493         -              Normal
  05/17/2025 06 AM PDT           12.90          14531         +              Normal
  05/17/2025 07 AM PDT           12.92          14608         +              Normal
  05/17/2025 08 AM PDT           12.91          14570         -              Normal
  05/17/2025 09 AM PDT           12.92          14608         +              Normal
  05/17/2025 10 AM PDT           12.94          14686         +              Normal
  05/17/2025 11 AM PDT           12.97          14802         +              Normal
  05/17/2025 12 PM PDT           12.98          14841         +              Normal
  05/17/2025 01 PM PDT           12.99          14880         +              Normal
  05/17/2025 02 PM PDT           13.01          14958         +              Normal
  05/17/2025 03 PM PDT           13.01          14958         0              Normal
  05/17/2025 04 PM PDT           13.03          15036         +              Normal
  05/17/2025 05 PM PDT           13.03          15036         0              Normal
  05/17/2025 06 PM PDT           13.02          14997         -              Normal
  05/17/2025 07 PM PDT           13.03          15036         +              Normal
  05/17/2025 08 PM PDT           13.03          15036         0              Normal
  05/17/2025 09 PM PDT           13.03          15036         0              Normal
  05/17/2025 10 PM PDT           13.03          15036         0              Normal
  05/17/2025 11 PM PDT           13.00          14919         -              Normal
  05/18/2025 12 AM PDT           13.00          14919         0              Normal
  05/18/2025 01 AM PDT           12.99          14880         -              Normal
  05/18/2025 02 AM PDT           12.99          14880         0              Normal
  05/18/2025 03 AM PDT           12.98          14841         -              Normal
  05/18/2025 04 AM PDT           12.96          14763         -              Normal
  05/18/2025 05 AM PDT           12.94          14686         -              Normal
  05/18/2025 06 AM PDT           12.94          14686         0              Normal
  05/18/2025 07 AM PDT           12.93          14647         -              Normal
  05/18/2025 08 AM PDT           12.93          14647         0              Normal
  05/18/2025 09 AM PDT           12.93          14647         0              Normal
  05/18/2025 10 AM PDT           12.92          14608         -              Normal
  05/18/2025 11 AM PDT           12.93          14647         +              Normal
  05/18/2025 12 PM PDT           12.93          14647         0              Normal
  05/18/2025 01 PM PDT           12.92          14608         -              Normal
  05/18/2025 02 PM PDT           12.94          14686         +              Normal
  05/18/2025 03 PM PDT           12.94          14686         0              Normal
  05/18/2025 04 PM PDT           12.93          14647         -              Normal
  05/18/2025 05 PM PDT           12.93          14647         0              Normal
  05/18/2025 06 PM PDT           12.92          14608         -              Normal
  05/18/2025 07 PM PDT           12.91          14570         -              Normal
  05/18/2025 08 PM PDT           12.90          14531         -              Normal
  05/18/2025 09 PM PDT           12.88          14454         -              Normal
  05/18/2025 10 PM PDT           12.87          14416         -              Normal
  05/18/2025 11 PM PDT           12.86          14377         -              Normal
  05/19/2025 12 AM PDT           12.84          14300         -              Normal
  05/19/2025 01 AM PDT           12.83          14262         -              Normal
  05/19/2025 02 AM PDT           12.82          14224         -              Normal
  05/19/2025 03 AM PDT           12.82          14224         0              Normal
  05/19/2025 04 AM PDT           12.78          14071         -              Normal
  05/19/2025 05 AM PDT           12.80          14147         +              Normal
  05/19/2025 06 AM PDT           12.78          14071         -              Normal
  05/19/2025 07 AM PDT           12.78          14071         0              Normal
  05/19/2025 08 AM PDT           12.77          14033         -              Normal
  05/19/2025 09 AM PDT           12.76          13995         -              Normal
  05/19/2025 10 AM PDT           12.76          13995         0              Normal
  05/19/2025 11 AM PDT           12.77          14033         +              Normal
  05/19/2025 12 PM PDT           12.77          14033         0              Normal
  05/19/2025 01 PM PDT           12.81          14186         +              Normal
  05/19/2025 02 PM PDT           12.79          14109         -              Normal
  05/19/2025 03 PM PDT           12.77          14033         -              Normal
  05/19/2025 04 PM PDT           12.78          14071         +              Normal
  05/19/2025 05 PM PDT           12.78          14071         0              Normal
  05/19/2025 06 PM PDT           12.78          14071         0              Normal
  05/19/2025 07 PM PDT           12.78          14071         0              Normal
  05/19/2025 08 PM PDT           12.77          14033         -              Normal
  05/19/2025 09 PM PDT           12.77          14033         0              Normal
  05/19/2025 10 PM PDT           12.78          14071         +              Normal
  05/19/2025 11 PM PDT           12.78          14071         0              Normal
  05/20/2025 12 AM PDT           12.76          13995         -              Normal
  05/20/2025 01 AM PDT           12.76          13995         0              Normal
  05/20/2025 02 AM PDT           12.76          13995         0              Normal
  05/20/2025 03 AM PDT           12.77          14033         +              Normal
  05/20/2025 04 AM PDT           12.77          14033         0              Normal
  05/20/2025 05 AM PDT           12.77          14033         0              Normal
  05/20/2025 06 AM PDT           12.77          14033         0              Normal
  05/20/2025 07 AM PDT           12.82          14224         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/20/2025 08 AM PDT           12.79          14109                        Normal
  05/20/2025 09 AM PDT           12.84          14300         +              Normal
  05/20/2025 10 AM PDT           12.86          14377         +              Normal
  05/20/2025 11 AM PDT           12.89          14493         +              Normal
  05/20/2025 12 PM PDT           12.89          14493         0              Normal
  05/20/2025 01 PM PDT           12.87          14416         -              Normal
  05/20/2025 02 PM PDT           12.88          14454         +              Normal
  05/20/2025 03 PM PDT           12.89          14493         +              Normal
  05/20/2025 04 PM PDT           12.88          14454         -              Normal
  05/20/2025 05 PM PDT           12.88          14454         0              Normal
  05/20/2025 06 PM PDT           12.87          14416         -              Normal
  05/20/2025 07 PM PDT           12.86          14377         -              Normal
  05/20/2025 08 PM PDT           12.85          14339         -              Normal
  05/20/2025 09 PM PDT           12.83          14262         -              Normal
  05/20/2025 10 PM PDT           12.83          14262         0              Normal
  05/20/2025 11 PM PDT           12.82          14224         -              Normal
  05/21/2025 12 AM PDT           12.82          14224         0              Normal
  05/21/2025 01 AM PDT           12.82          14224         0              Normal
  05/21/2025 02 AM PDT           12.82          14224         0              Normal
  05/21/2025 03 AM PDT           12.81          14186         -              Normal
  05/21/2025 04 AM PDT           12.81          14186         0              Normal
  05/21/2025 05 AM PDT           12.80          14147         -              Normal
  05/21/2025 06 AM PDT           12.79          14109         -              Normal
  05/21/2025 07 AM PDT           12.79          14109         0              Normal
  05/21/2025 08 AM PDT           12.78          14071         -              Normal
  05/21/2025 09 AM PDT           12.78          14071         0              Normal
  05/21/2025 10 AM PDT           12.77          14033         -              Normal
  05/21/2025 11 AM PDT           12.77          14033         0              Normal
  05/21/2025 12 PM PDT           12.76          13995         -              Normal
  05/21/2025 01 PM PDT           12.76          13995         0              Normal
  05/21/2025 02 PM PDT           12.75          13957         -              Normal
  05/21/2025 03 PM PDT           12.74          13919         -              Normal
  05/21/2025 04 PM PDT           12.74          13919         0              Normal
  05/21/2025 05 PM PDT           12.73          13881         -              Normal
  05/21/2025 06 PM PDT           12.72          13843         -              Normal
  05/21/2025 07 PM PDT           12.72          13843         0              Normal
  05/21/2025 08 PM PDT           12.71          13805         -              Normal
  05/21/2025 09 PM PDT           12.71          13805         0              Normal
  05/21/2025 10 PM PDT           12.70          13767         -              Normal
  05/21/2025 11 PM PDT           12.70          13767         0              Normal
  05/22/2025 12 AM PDT           12.69          13729         -              Normal
  05/22/2025 01 AM PDT           12.69          13729         0              Normal
  05/22/2025 02 AM PDT           12.68          13692         -              Normal
  05/22/2025 03 AM PDT           12.68          13692         0              Normal
  05/22/2025 04 AM PDT           12.68          13692         0              Normal
  05/22/2025 05 AM PDT           12.68          13692         0              Normal
  05/22/2025 06 AM PDT           12.68          13692         0              Normal
  05/22/2025 07 AM PDT           12.68          13692         0              Normal
  05/22/2025 08 AM PDT           12.68          13692         0              Normal
  05/22/2025 09 AM PDT           12.68          13692         0              Normal
  05/22/2025 10 AM PDT           12.68          13692         0              Normal
  05/22/2025 11 AM PDT           12.68          13692         0              Normal
  05/22/2025 12 PM PDT           12.68          13692         0              Normal
  05/22/2025 01 PM PDT           12.68          13692         0              Normal
  05/22/2025 02 PM PDT           12.68          13692         0              Normal
  05/22/2025 03 PM PDT           12.67          13654         -              Normal
  05/22/2025 04 PM PDT           12.67          13654         0              Normal
  05/22/2025 05 PM PDT           12.67          13654         0              Normal
  05/22/2025 06 PM PDT           12.67          13654         0              Normal
  05/22/2025 07 PM PDT           12.67          13654         0              Normal
  05/22/2025 08 PM PDT           12.66          13616         -              Normal
  05/22/2025 09 PM PDT           12.66          13616         0              Normal
  05/22/2025 10 PM PDT           12.66          13616         0              Normal
  05/22/2025 11 PM PDT           12.66          13616         0              Normal
  05/23/2025 12 AM PDT           12.65          13579         -              Normal
  05/23/2025 01 AM PDT           12.65          13579         0              Normal
  05/23/2025 02 AM PDT           12.65          13579         0              Normal
  05/23/2025 03 AM PDT           12.65          13579         0              Normal
  05/23/2025 04 AM PDT           12.64          13541         -              Normal
  05/23/2025 05 AM PDT           12.64          13541         0              Normal
  05/23/2025 06 AM PDT           12.64          13541         0              Normal
  05/23/2025 07 AM PDT           12.64          13541         0              Normal
  05/23/2025 08 AM PDT           12.63          13503         -              Normal
  05/23/2025 09 AM PDT           12.63          13503         0              Normal
  05/23/2025 10 AM PDT           12.62          13466         -              Normal
  05/23/2025 11 AM PDT           12.61          13428         -              Normal
  05/23/2025 12 PM PDT           12.61          13428         0              Normal
  05/23/2025 01 PM PDT           12.60          13391         -              Normal
  05/23/2025 02 PM PDT           12.59          13353         -              Normal
  05/23/2025 03 PM PDT           12.59          13353         0              Normal
  05/23/2025 04 PM PDT           12.58          13316         -              Normal
  05/23/2025 05 PM PDT           12.57          13279         -              Normal
  05/23/2025 06 PM PDT           12.57          13279         0              Normal
  05/23/2025 07 PM PDT           12.56          13241         -              Normal
  05/23/2025 08 PM PDT           12.55          13204         -              Normal
  05/23/2025 09 PM PDT           12.55          13204         0              Normal
  05/23/2025 10 PM PDT           12.54          13167         -              Normal
  05/23/2025 11 PM PDT           12.53          13130         -              Normal
  05/24/2025 12 AM PDT           12.53          13130         0              Normal
  05/24/2025 01 AM PDT           12.52          13093         -              Normal
  05/24/2025 02 AM PDT           12.52          13093         0              Normal
  05/24/2025 03 AM PDT           12.51          13055         -              Normal
  05/24/2025 04 AM PDT           12.51          13055         0              Normal
  05/24/2025 05 AM PDT           12.51          13055         0              Normal
  05/24/2025 06 AM PDT           12.50          13018         -              Normal
  05/24/2025 07 AM PDT           12.50          13018         0              Normal
  05/24/2025 08 AM PDT           12.49          12981         -              Normal
  05/24/2025 09 AM PDT           12.49          12981         0              Normal
  05/24/2025 10 AM PDT           12.49          12981         0              Normal
  05/24/2025 11 AM PDT           12.48          12944         -              Normal
  05/24/2025 12 PM PDT           12.48          12944         0              Normal
  05/24/2025 01 PM PDT           12.48          12944         0              Normal
  05/24/2025 02 PM PDT           12.47          12907         -              Normal
  05/24/2025 03 PM PDT           12.47          12907         0              Normal
  05/24/2025 04 PM PDT           12.46          12870         -              Normal
  05/24/2025 05 PM PDT           12.46          12870         0              Normal
  05/24/2025 06 PM PDT           12.45          12833         -              Normal
  05/24/2025 07 PM PDT           12.45          12833         0              Normal
  05/24/2025 08 PM PDT           12.44          12797         -              Normal
  05/24/2025 09 PM PDT           12.44          12797         0              Normal
  05/24/2025 10 PM PDT           12.43          12760         -              Normal
  05/24/2025 11 PM PDT           12.43          12760         0              Normal
  05/25/2025 12 AM PDT           12.42          12723         -              Normal
  05/25/2025 01 AM PDT           12.42          12723         0              Normal
  05/25/2025 02 AM PDT           12.42          12723         0              Normal
  05/25/2025 03 AM PDT           12.42          12723         0              Normal
  05/25/2025 04 AM PDT           12.42          12723         0              Normal
  05/25/2025 05 AM PDT           12.42          12723         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.