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

 |  End of River Group

KLAMATH RIVER - KLAMATH (KLMC1)
Latitude: 41.51º NLongitude: 123.98º WElevation: 6 FeetForecast Type: Official Location
Location: Del Norte County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Apr 25 2026 at 8:45 AM PDTNext Issuance: Apr 26 2026 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:  04/25/2026 at 08:45 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/25/2026 at 08:00 AM PDT
# Maximum Observed Stage:                       12.23 Feet
# Maximum Observed Flow:                        13771 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/25/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       12.22 Feet
# Maximum Forecast Flow:                        13737 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/20/2026 08 AM PDT           11.17          10333                        Normal
  04/20/2026 09 AM PDT           11.17          10333         0              Normal
  04/20/2026 10 AM PDT           11.18          10364         +              Normal
  04/20/2026 11 AM PDT           11.18          10364         0              Normal
  04/20/2026 12 PM PDT           11.18          10364         0              Normal
  04/20/2026 01 PM PDT           11.18          10364         0              Normal
  04/20/2026 02 PM PDT           11.17          10333         -              Normal
  04/20/2026 03 PM PDT           11.17          10333         0              Normal
  04/20/2026 04 PM PDT           11.17          10333         0              Normal
  04/20/2026 05 PM PDT           11.18          10364         +              Normal
  04/20/2026 06 PM PDT           11.20          10424         +              Normal
  04/20/2026 07 PM PDT           11.20          10424         0              Normal
  04/20/2026 08 PM PDT           11.20          10424         0              Normal
  04/20/2026 09 PM PDT           11.21          10455         +              Normal
  04/20/2026 10 PM PDT           11.23          10516         +              Normal
  04/20/2026 11 PM PDT           11.23          10516         0              Normal
  04/21/2026 12 AM PDT           11.24          10547         +              Normal
  04/21/2026 01 AM PDT           11.25          10577         +              Normal
  04/21/2026 02 AM PDT           11.25          10577         0              Normal
  04/21/2026 03 AM PDT           11.26          10608         +              Normal
  04/21/2026 04 AM PDT           11.26          10608         0              Normal
  04/21/2026 05 AM PDT           11.29          10700         +              Normal
  04/21/2026 06 AM PDT           11.29          10700         0              Normal
  04/21/2026 07 AM PDT           11.30          10731         +              Normal
  04/21/2026 08 AM PDT           11.31          10762         +              Normal
  04/21/2026 09 AM PDT           11.34          10855         +              Normal
  04/21/2026 10 AM PDT           11.34          10855         0              Normal
  04/21/2026 11 AM PDT           11.37          10948         +              Normal
  04/21/2026 12 PM PDT           11.38          10979         +              Normal
  04/21/2026 01 PM PDT           11.38          10979         0              Normal
  04/21/2026 02 PM PDT           11.42          11104         +              Normal
  04/21/2026 03 PM PDT           11.47          11261         +              Normal
  04/21/2026 04 PM PDT           11.47          11261         0              Normal
  04/21/2026 05 PM PDT           11.51          11388         +              Normal
  04/21/2026 06 PM PDT           11.52          11419         +              Normal
  04/21/2026 07 PM PDT           11.55          11515         +              Normal
  04/21/2026 08 PM PDT           11.56          11547         +              Normal
  04/21/2026 09 PM PDT           11.58          11611         +              Normal
  04/21/2026 10 PM PDT           11.59          11643         +              Normal
  04/21/2026 11 PM PDT           11.60          11675         +              Normal
  04/22/2026 12 AM PDT           11.61          11707         +              Normal
  04/22/2026 01 AM PDT           11.63          11771         +              Normal
  04/22/2026 02 AM PDT           11.63          11771         0              Normal
  04/22/2026 03 AM PDT           11.64          11803         +              Normal
  04/22/2026 04 AM PDT           11.66          11868         +              Normal
  04/22/2026 05 AM PDT           11.66          11868         0              Normal
  04/22/2026 06 AM PDT           11.67          11900         +              Normal
  04/22/2026 07 AM PDT           11.68          11932         +              Normal
  04/22/2026 08 AM PDT           11.68          11932         0              Normal
  04/22/2026 09 AM PDT           11.70          11997         +              Normal
  04/22/2026 10 AM PDT           11.71          12029         +              Normal
  04/22/2026 11 AM PDT           11.71          12029         0              Normal
  04/22/2026 12 PM PDT           11.72          12062         +              Normal
  04/22/2026 01 PM PDT           11.72          12062         0              Normal
  04/22/2026 02 PM PDT           11.75          12160         +              Normal
  04/22/2026 03 PM PDT           11.74          12127         -              Normal
  04/22/2026 04 PM PDT           11.75          12160         +              Normal
  04/22/2026 05 PM PDT           11.77          12225         +              Normal
  04/22/2026 06 PM PDT           11.77          12225         0              Normal
  04/22/2026 07 PM PDT           11.76          12192         -              Normal
  04/22/2026 08 PM PDT           11.75          12160         -              Normal
  04/22/2026 09 PM PDT           11.75          12160         0              Normal
  04/22/2026 10 PM PDT           11.75          12160         0              Normal
  04/22/2026 11 PM PDT           11.74          12127         -              Normal
  04/23/2026 12 AM PDT           11.72          12062         -              Normal
  04/23/2026 01 AM PDT           11.72          12062         0              Normal
  04/23/2026 02 AM PDT           11.71          12029         -              Normal
  04/23/2026 03 AM PDT           11.69          11965         -              Normal
  04/23/2026 04 AM PDT           11.71          12029         +              Normal
  04/23/2026 05 AM PDT           11.71          12029         0              Normal
  04/23/2026 06 AM PDT           11.72          12062         +              Normal
  04/23/2026 07 AM PDT           11.72          12062         0              Normal
  04/23/2026 08 AM PDT           11.71          12029         -              Normal
  04/23/2026 09 AM PDT           11.74          12127         +              Normal
  04/23/2026 10 AM PDT           11.75          12160         +              Normal
  04/23/2026 11 AM PDT           11.74          12127         -              Normal
  04/23/2026 12 PM PDT           11.76          12192         +              Normal
  04/23/2026 01 PM PDT           11.75          12160         -              Normal
  04/23/2026 02 PM PDT           11.75          12160         0              Normal
  04/23/2026 03 PM PDT           11.76          12192         +              Normal
  04/23/2026 04 PM PDT           11.77          12225         +              Normal
  04/23/2026 05 PM PDT           11.76          12192         -              Normal
  04/23/2026 06 PM PDT           11.79          12291         +              Normal
  04/23/2026 07 PM PDT           11.77          12225         -              Normal
  04/23/2026 08 PM PDT           11.80          12323         +              Normal
  04/23/2026 09 PM PDT           11.80          12323         0              Normal
  04/23/2026 10 PM PDT           11.82          12389         +              Normal
  04/23/2026 11 PM PDT           11.84          12455         +              Normal
  04/24/2026 12 AM PDT           11.84          12455         0              Normal
  04/24/2026 01 AM PDT           11.85          12488         +              Normal
  04/24/2026 02 AM PDT           11.85          12488         0              Normal
  04/24/2026 03 AM PDT           11.87          12554         +              Normal
  04/24/2026 04 AM PDT           11.88          12587         +              Normal
  04/24/2026 05 AM PDT           11.89          12620         +              Normal
  04/24/2026 06 AM PDT           11.92          12720         +              Normal
  04/24/2026 07 AM PDT           11.92          12720         0              Normal
  04/24/2026 08 AM PDT           11.94          12787         +              Normal
  04/24/2026 09 AM PDT           11.93          12754         -              Normal
  04/24/2026 10 AM PDT           11.94          12787         +              Normal
  04/24/2026 11 AM PDT           11.95          12820         +              Normal
  04/24/2026 12 PM PDT           11.97          12887         +              Normal
  04/24/2026 01 PM PDT           12.00          12988         +              Normal
  04/24/2026 02 PM PDT           11.98          12921         -              Normal
  04/24/2026 03 PM PDT           12.00          12988         +              Normal
  04/24/2026 04 PM PDT           12.01          13021         +              Normal
  04/24/2026 05 PM PDT           12.03          13089         +              Normal
  04/24/2026 06 PM PDT           12.03          13089         0              Normal
  04/24/2026 07 PM PDT           12.05          13156         +              Normal
  04/24/2026 08 PM PDT           12.07          13224         +              Normal
  04/24/2026 09 PM PDT           12.08          13258         +              Normal
  04/24/2026 10 PM PDT           12.06          13190         -              Normal
  04/24/2026 11 PM PDT           12.08          13258         +              Normal
  04/25/2026 12 AM PDT           12.08          13258         0              Normal
  04/25/2026 01 AM PDT           12.09          13292         +              Normal
  04/25/2026 02 AM PDT           12.10          13326         +              Normal
  04/25/2026 03 AM PDT           12.13          13428         +              Normal
  04/25/2026 04 AM PDT           12.15          13496         +              Normal
  04/25/2026 05 AM PDT           12.20          13668         +              Normal
  04/25/2026 06 AM PDT           12.23          13771         +              Normal
  04/25/2026 07 AM PDT           12.23          13771         0              Normal
  04/25/2026 08 AM PDT           12.23          13771         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/25/2026 09 AM PDT           12.22          13737                        Normal
  04/25/2026 10 AM PDT           12.22          13737         0              Normal
  04/25/2026 11 AM PDT           12.21          13702         -              Normal
  04/25/2026 12 PM PDT           12.19          13634         -              Normal
  04/25/2026 01 PM PDT           12.17          13565         -              Normal
  04/25/2026 02 PM PDT           12.15          13496         -              Normal
  04/25/2026 03 PM PDT           12.13          13428         -              Normal
  04/25/2026 04 PM PDT           12.11          13360         -              Normal
  04/25/2026 05 PM PDT           12.09          13292         -              Normal
  04/25/2026 06 PM PDT           12.07          13224         -              Normal
  04/25/2026 07 PM PDT           12.05          13156         -              Normal
  04/25/2026 08 PM PDT           12.03          13089         -              Normal
  04/25/2026 09 PM PDT           12.01          13021         -              Normal
  04/25/2026 10 PM PDT           11.98          12921         -              Normal
  04/25/2026 11 PM PDT           11.96          12854         -              Normal
  04/26/2026 12 AM PDT           11.93          12754         -              Normal
  04/26/2026 01 AM PDT           11.91          12687         -              Normal
  04/26/2026 02 AM PDT           11.88          12587         -              Normal
  04/26/2026 03 AM PDT           11.85          12488         -              Normal
  04/26/2026 04 AM PDT           11.83          12422         -              Normal
  04/26/2026 05 AM PDT           11.80          12323         -              Normal
  04/26/2026 06 AM PDT           11.78          12258         -              Normal
  04/26/2026 07 AM PDT           11.75          12160         -              Normal
  04/26/2026 08 AM PDT           11.72          12062         -              Normal
  04/26/2026 09 AM PDT           11.70          11997         -              Normal
  04/26/2026 10 AM PDT           11.67          11900         -              Normal
  04/26/2026 11 AM PDT           11.65          11835         -              Normal
  04/26/2026 12 PM PDT           11.62          11739         -              Normal
  04/26/2026 01 PM PDT           11.60          11675         -              Normal
  04/26/2026 02 PM PDT           11.57          11579         -              Normal
  04/26/2026 03 PM PDT           11.54          11483         -              Normal
  04/26/2026 04 PM PDT           11.52          11419         -              Normal
  04/26/2026 05 PM PDT           11.49          11324         -              Normal
  04/26/2026 06 PM PDT           11.47          11261         -              Normal
  04/26/2026 07 PM PDT           11.44          11167         -              Normal
  04/26/2026 08 PM PDT           11.42          11104         -              Normal
  04/26/2026 09 PM PDT           11.40          11042         -              Normal
  04/26/2026 10 PM PDT           11.38          10979         -              Normal
  04/26/2026 11 PM PDT           11.36          10917         -              Normal
  04/27/2026 12 AM PDT           11.34          10855         -              Normal
  04/27/2026 01 AM PDT           11.33          10824         -              Normal
  04/27/2026 02 AM PDT           11.31          10762         -              Normal
  04/27/2026 03 AM PDT           11.30          10731         -              Normal
  04/27/2026 04 AM PDT           11.29          10700         -              Normal
  04/27/2026 05 AM PDT           11.27          10639         -              Normal
  04/27/2026 06 AM PDT           11.26          10608         -              Normal
  04/27/2026 07 AM PDT           11.25          10577         -              Normal
  04/27/2026 08 AM PDT           11.23          10516         -              Normal
  04/27/2026 09 AM PDT           11.22          10485         -              Normal
  04/27/2026 10 AM PDT           11.20          10424         -              Normal
  04/27/2026 11 AM PDT           11.19          10394         -              Normal
  04/27/2026 12 PM PDT           11.17          10333         -              Normal
  04/27/2026 01 PM PDT           11.15          10273         -              Normal
  04/27/2026 02 PM PDT           11.13          10212         -              Normal
  04/27/2026 03 PM PDT           11.11          10152         -              Normal
  04/27/2026 04 PM PDT           11.09          10092         -              Normal
  04/27/2026 05 PM PDT           11.07          10032         -              Normal
  04/27/2026 06 PM PDT           11.05           9972         -              Normal
  04/27/2026 07 PM PDT           11.04           9942         -              Normal
  04/27/2026 08 PM PDT           11.02           9883         -              Normal
  04/27/2026 09 PM PDT           11.01           9853         -              Normal
  04/27/2026 10 PM PDT           10.99           9794         -              Normal
  04/27/2026 11 PM PDT           10.98           9764         -              Normal
  04/28/2026 12 AM PDT           10.97           9734         -              Normal
  04/28/2026 01 AM PDT           10.96           9705         -              Normal
  04/28/2026 02 AM PDT           10.95           9675         -              Normal
  04/28/2026 03 AM PDT           10.94           9646         -              Normal
  04/28/2026 04 AM PDT           10.93           9617         -              Normal
  04/28/2026 05 AM PDT           10.92           9587         -              Normal
  04/28/2026 06 AM PDT           10.91           9558         -              Normal
  04/28/2026 07 AM PDT           10.91           9558         0              Normal
  04/28/2026 08 AM PDT           10.90           9529         -              Normal
  04/28/2026 09 AM PDT           10.89           9499         -              Normal
  04/28/2026 10 AM PDT           10.88           9470         -              Normal
  04/28/2026 11 AM PDT           10.87           9441         -              Normal
  04/28/2026 12 PM PDT           10.86           9412         -              Normal
  04/28/2026 01 PM PDT           10.85           9383         -              Normal
  04/28/2026 02 PM PDT           10.84           9354         -              Normal
  04/28/2026 03 PM PDT           10.83           9325         -              Normal
  04/28/2026 04 PM PDT           10.82           9296         -              Normal
  04/28/2026 05 PM PDT           10.81           9267         -              Normal
  04/28/2026 06 PM PDT           10.81           9267         0              Normal
  04/28/2026 07 PM PDT           10.80           9238         -              Normal
  04/28/2026 08 PM PDT           10.79           9209         -              Normal
  04/28/2026 09 PM PDT           10.79           9209         0              Normal
  04/28/2026 10 PM PDT           10.79           9209         0              Normal
  04/28/2026 11 PM PDT           10.78           9180         -              Normal
  04/29/2026 12 AM PDT           10.78           9180         0              Normal
  04/29/2026 01 AM PDT           10.77           9152         -              Normal
  04/29/2026 02 AM PDT           10.77           9152         0              Normal
  04/29/2026 03 AM PDT           10.77           9152         0              Normal
  04/29/2026 04 AM PDT           10.77           9152         0              Normal
  04/29/2026 05 AM PDT           10.76           9123         -              Normal
  04/29/2026 06 AM PDT           10.76           9123         0              Normal
  04/29/2026 07 AM PDT           10.76           9123         0              Normal
  04/29/2026 08 AM PDT           10.75           9094         -              Normal
  04/29/2026 09 AM PDT           10.75           9094         0              Normal
  04/29/2026 10 AM PDT           10.75           9094         0              Normal
  04/29/2026 11 AM PDT           10.75           9094         0              Normal
  04/29/2026 12 PM PDT           10.75           9094         0              Normal
  04/29/2026 01 PM PDT           10.75           9094         0              Normal
  04/29/2026 02 PM PDT           10.75           9094         0              Normal
  04/29/2026 03 PM PDT           10.75           9094         0              Normal
  04/29/2026 04 PM PDT           10.75           9094         0              Normal
  04/29/2026 05 PM PDT           10.74           9066         -              Normal
  04/29/2026 06 PM PDT           10.74           9066         0              Normal
  04/29/2026 07 PM PDT           10.74           9066         0              Normal
  04/29/2026 08 PM PDT           10.74           9066         0              Normal
  04/29/2026 09 PM PDT           10.74           9066         0              Normal
  04/29/2026 10 PM PDT           10.73           9037         -              Normal
  04/29/2026 11 PM PDT           10.73           9037         0              Normal
  04/30/2026 12 AM PDT           10.73           9037         0              Normal
  04/30/2026 01 AM PDT           10.73           9037         0              Normal
  04/30/2026 02 AM PDT           10.73           9037         0              Normal
  04/30/2026 03 AM PDT           10.73           9037         0              Normal
  04/30/2026 04 AM PDT           10.72           9008         -              Normal
  04/30/2026 05 AM PDT           10.72           9008         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.