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 23 2026 at 7:19 AM PDTNext Issuance: Apr 24 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:  04/23/2026 at 07:19 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/22/2026 at 06:00 PM PDT
# Maximum Observed Stage:                       11.77 Feet
# Maximum Observed Flow:                        12225 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/25/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       12.38 Feet
# Maximum Forecast Flow:                        14293 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/18/2026 07 AM PDT           11.54          11483                        Normal
  04/18/2026 08 AM PDT           11.54          11483         0              Normal
  04/18/2026 09 AM PDT           11.53          11451         -              Normal
  04/18/2026 10 AM PDT           11.52          11419         -              Normal
  04/18/2026 11 AM PDT           11.52          11419         0              Normal
  04/18/2026 12 PM PDT           11.56          11547         +              Normal
  04/18/2026 01 PM PDT           11.54          11483         -              Normal
  04/18/2026 02 PM PDT           11.54          11483         0              Normal
  04/18/2026 03 PM PDT           11.54          11483         0              Normal
  04/18/2026 04 PM PDT           11.54          11483         0              Normal
  04/18/2026 05 PM PDT           11.52          11419         -              Normal
  04/18/2026 06 PM PDT           11.52          11419         0              Normal
  04/18/2026 07 PM PDT           11.51          11388         -              Normal
  04/18/2026 08 PM PDT           11.50          11356         -              Normal
  04/18/2026 09 PM PDT           11.48          11293         -              Normal
  04/18/2026 10 PM PDT           11.46          11230         -              Normal
  04/18/2026 11 PM PDT           11.46          11230         0              Normal
  04/19/2026 12 AM PDT           11.45          11198         -              Normal
  04/19/2026 01 AM PDT           11.42          11104         -              Normal
  04/19/2026 02 AM PDT           11.42          11104         0              Normal
  04/19/2026 03 AM PDT           11.40          11042         -              Normal
  04/19/2026 04 AM PDT           11.40          11042         0              Normal
  04/19/2026 05 AM PDT           11.37          10948         -              Normal
  04/19/2026 06 AM PDT           11.36          10917         -              Normal
  04/19/2026 07 AM PDT           11.35          10886         -              Normal
  04/19/2026 08 AM PDT           11.35          10886         0              Normal
  04/19/2026 09 AM PDT           11.32          10793         -              Normal
  04/19/2026 10 AM PDT           11.31          10762         -              Normal
  04/19/2026 11 AM PDT           11.30          10731         -              Normal
  04/19/2026 12 PM PDT           11.28          10669         -              Normal
  04/19/2026 01 PM PDT           11.28          10669         0              Normal
  04/19/2026 02 PM PDT           11.26          10608         -              Normal
  04/19/2026 03 PM PDT           11.26          10608         0              Normal
  04/19/2026 04 PM PDT           11.25          10577         -              Normal
  04/19/2026 05 PM PDT           11.23          10516         -              Normal
  04/19/2026 06 PM PDT           11.23          10516         0              Normal
  04/19/2026 07 PM PDT           11.21          10455         -              Normal
  04/19/2026 08 PM PDT           11.22          10485         +              Normal
  04/19/2026 09 PM PDT           11.21          10455         -              Normal
  04/19/2026 10 PM PDT           11.21          10455         0              Normal
  04/19/2026 11 PM PDT           11.22          10485         +              Normal
  04/20/2026 12 AM PDT           11.19          10394         -              Normal
  04/20/2026 01 AM PDT           11.19          10394         0              Normal
  04/20/2026 02 AM PDT           11.19          10394         0              Normal
  04/20/2026 03 AM PDT           11.19          10394         0              Normal
  04/20/2026 04 AM PDT           11.16          10303         -              Normal
  04/20/2026 05 AM PDT           11.18          10364         +              Normal
  04/20/2026 06 AM PDT           11.17          10333         -              Normal
  04/20/2026 07 AM PDT           11.18          10364         +              Normal
  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           11.71          12029         0              Normal
  04/23/2026 07 AM PDT           11.71          12029         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/23/2026 08 AM PDT           11.72          12062                        Normal
  04/23/2026 09 AM PDT           11.72          12062         0              Normal
  04/23/2026 10 AM PDT           11.73          12095         +              Normal
  04/23/2026 11 AM PDT           11.74          12127         +              Normal
  04/23/2026 12 PM PDT           11.74          12127         0              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           11.75          12160         0              Normal
  04/23/2026 04 PM PDT           11.75          12160         0              Normal
  04/23/2026 05 PM PDT           11.75          12160         0              Normal
  04/23/2026 06 PM PDT           11.75          12160         0              Normal
  04/23/2026 07 PM PDT           11.75          12160         0              Normal
  04/23/2026 08 PM PDT           11.76          12192         +              Normal
  04/23/2026 09 PM PDT           11.76          12192         0              Normal
  04/23/2026 10 PM PDT           11.77          12225         +              Normal
  04/23/2026 11 PM PDT           11.78          12258         +              Normal
  04/24/2026 12 AM PDT           11.80          12323         +              Normal
  04/24/2026 01 AM PDT           11.82          12389         +              Normal
  04/24/2026 02 AM PDT           11.85          12488         +              Normal
  04/24/2026 03 AM PDT           11.88          12587         +              Normal
  04/24/2026 04 AM PDT           11.91          12687         +              Normal
  04/24/2026 05 AM PDT           11.94          12787         +              Normal
  04/24/2026 06 AM PDT           11.97          12887         +              Normal
  04/24/2026 07 AM PDT           12.01          13021         +              Normal
  04/24/2026 08 AM PDT           12.04          13123         +              Normal
  04/24/2026 09 AM PDT           12.07          13224         +              Normal
  04/24/2026 10 AM PDT           12.10          13326         +              Normal
  04/24/2026 11 AM PDT           12.12          13394         +              Normal
  04/24/2026 12 PM PDT           12.13          13428         +              Normal
  04/24/2026 01 PM PDT           12.15          13496         +              Normal
  04/24/2026 02 PM PDT           12.16          13531         +              Normal
  04/24/2026 03 PM PDT           12.17          13565         +              Normal
  04/24/2026 04 PM PDT           12.19          13634         +              Normal
  04/24/2026 05 PM PDT           12.20          13668         +              Normal
  04/24/2026 06 PM PDT           12.21          13702         +              Normal
  04/24/2026 07 PM PDT           12.22          13737         +              Normal
  04/24/2026 08 PM PDT           12.23          13771         +              Normal
  04/24/2026 09 PM PDT           12.24          13806         +              Normal
  04/24/2026 10 PM PDT           12.25          13840         +              Normal
  04/24/2026 11 PM PDT           12.26          13875         +              Normal
  04/25/2026 12 AM PDT           12.26          13875         0              Normal
  04/25/2026 01 AM PDT           12.27          13910         +              Normal
  04/25/2026 02 AM PDT           12.27          13910         0              Normal
  04/25/2026 03 AM PDT           12.28          13944         +              Normal
  04/25/2026 04 AM PDT           12.30          14014         +              Normal
  04/25/2026 05 AM PDT           12.32          14083         +              Normal
  04/25/2026 06 AM PDT           12.34          14153         +              Normal
  04/25/2026 07 AM PDT           12.36          14223         +              Normal
  04/25/2026 08 AM PDT           12.37          14258         +              Normal
  04/25/2026 09 AM PDT           12.38          14293         +              Normal
  04/25/2026 10 AM PDT           12.38          14293         0              Normal
  04/25/2026 11 AM PDT           12.38          14293         0              Normal
  04/25/2026 12 PM PDT           12.37          14258         -              Normal
  04/25/2026 01 PM PDT           12.36          14223         -              Normal
  04/25/2026 02 PM PDT           12.34          14153         -              Normal
  04/25/2026 03 PM PDT           12.33          14118         -              Normal
  04/25/2026 04 PM PDT           12.31          14049         -              Normal
  04/25/2026 05 PM PDT           12.28          13944         -              Normal
  04/25/2026 06 PM PDT           12.26          13875         -              Normal
  04/25/2026 07 PM PDT           12.23          13771         -              Normal
  04/25/2026 08 PM PDT           12.21          13702         -              Normal
  04/25/2026 09 PM PDT           12.18          13599         -              Normal
  04/25/2026 10 PM PDT           12.16          13531         -              Normal
  04/25/2026 11 PM PDT           12.13          13428         -              Normal
  04/26/2026 12 AM PDT           12.10          13326         -              Normal
  04/26/2026 01 AM PDT           12.08          13258         -              Normal
  04/26/2026 02 AM PDT           12.05          13156         -              Normal
  04/26/2026 03 AM PDT           12.03          13089         -              Normal
  04/26/2026 04 AM PDT           12.00          12988         -              Normal
  04/26/2026 05 AM PDT           11.97          12887         -              Normal
  04/26/2026 06 AM PDT           11.95          12820         -              Normal
  04/26/2026 07 AM PDT           11.92          12720         -              Normal
  04/26/2026 08 AM PDT           11.89          12620         -              Normal
  04/26/2026 09 AM PDT           11.87          12554         -              Normal
  04/26/2026 10 AM PDT           11.84          12455         -              Normal
  04/26/2026 11 AM PDT           11.82          12389         -              Normal
  04/26/2026 12 PM PDT           11.79          12291         -              Normal
  04/26/2026 01 PM PDT           11.77          12225         -              Normal
  04/26/2026 02 PM PDT           11.74          12127         -              Normal
  04/26/2026 03 PM PDT           11.71          12029         -              Normal
  04/26/2026 04 PM PDT           11.69          11965         -              Normal
  04/26/2026 05 PM PDT           11.67          11900         -              Normal
  04/26/2026 06 PM PDT           11.65          11835         -              Normal
  04/26/2026 07 PM PDT           11.63          11771         -              Normal
  04/26/2026 08 PM PDT           11.61          11707         -              Normal
  04/26/2026 09 PM PDT           11.58          11611         -              Normal
  04/26/2026 10 PM PDT           11.56          11547         -              Normal
  04/26/2026 11 PM PDT           11.54          11483         -              Normal
  04/27/2026 12 AM PDT           11.53          11451         -              Normal
  04/27/2026 01 AM PDT           11.51          11388         -              Normal
  04/27/2026 02 AM PDT           11.49          11324         -              Normal
  04/27/2026 03 AM PDT           11.48          11293         -              Normal
  04/27/2026 04 AM PDT           11.46          11230         -              Normal
  04/27/2026 05 AM PDT           11.45          11198         -              Normal
  04/27/2026 06 AM PDT           11.43          11136         -              Normal
  04/27/2026 07 AM PDT           11.42          11104         -              Normal
  04/27/2026 08 AM PDT           11.40          11042         -              Normal
  04/27/2026 09 AM PDT           11.38          10979         -              Normal
  04/27/2026 10 AM PDT           11.37          10948         -              Normal
  04/27/2026 11 AM PDT           11.35          10886         -              Normal
  04/27/2026 12 PM PDT           11.33          10824         -              Normal
  04/27/2026 01 PM PDT           11.30          10731         -              Normal
  04/27/2026 02 PM PDT           11.28          10669         -              Normal
  04/27/2026 03 PM PDT           11.26          10608         -              Normal
  04/27/2026 04 PM PDT           11.24          10547         -              Normal
  04/27/2026 05 PM PDT           11.22          10485         -              Normal
  04/27/2026 06 PM PDT           11.20          10424         -              Normal
  04/27/2026 07 PM PDT           11.17          10333         -              Normal
  04/27/2026 08 PM PDT           11.15          10273         -              Normal
  04/27/2026 09 PM PDT           11.13          10212         -              Normal
  04/27/2026 10 PM PDT           11.12          10182         -              Normal
  04/27/2026 11 PM PDT           11.10          10122         -              Normal
  04/28/2026 12 AM PDT           11.09          10092         -              Normal
  04/28/2026 01 AM PDT           11.07          10032         -              Normal
  04/28/2026 02 AM PDT           11.06          10002         -              Normal
  04/28/2026 03 AM PDT           11.04           9942         -              Normal
  04/28/2026 04 AM PDT           11.03           9912         -              Normal
  04/28/2026 05 AM PDT           11.02           9883         -              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.