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

 | 

MIDDLE FORK FEATHER RIVER - MERRIMAC (MRMC1)
Latitude: 39.70º NLongitude: 121.27º WElevation: 1560 Feet
Location: Butte County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Jul 08 2025 at 7:33 AM PDTNext Issuance: Jul 09 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: Middle Fork Feather River - Merrimac (MRMC1)
#
# File Generation Time:  07/08/2025 at 07:36 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/03/2025 at 03:00 PM PDT
# Maximum Observed Stage:                       1604.19 Feet
# Maximum Observed Flow:                        288 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/08/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       1604.13 Feet
# Maximum Forecast Flow:                        261 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/03/2025 07 AM PDT         1604.19            288                Not Applicable
  07/03/2025 08 AM PDT         1604.19            288         0      Not Applicable
  07/03/2025 09 AM PDT         1604.19            288         0      Not Applicable
  07/03/2025 10 AM PDT         1604.19            288         0      Not Applicable
  07/03/2025 11 AM PDT         1604.19            288         0      Not Applicable
  07/03/2025 12 PM PDT         1604.19            288         0      Not Applicable
  07/03/2025 01 PM PDT         1604.19            288         0      Not Applicable
  07/03/2025 02 PM PDT         1604.19            288         0      Not Applicable
  07/03/2025 03 PM PDT         1604.19            288         0      Not Applicable
  07/03/2025 04 PM PDT         1604.18            284         -      Not Applicable
  07/03/2025 05 PM PDT         1604.18            284         0      Not Applicable
  07/03/2025 06 PM PDT         1604.18            284         0      Not Applicable
  07/03/2025 07 PM PDT         1604.17            279         -      Not Applicable
  07/03/2025 08 PM PDT         1604.18            284         +      Not Applicable
  07/03/2025 09 PM PDT         1604.18            284         0      Not Applicable
  07/03/2025 10 PM PDT         1604.18            284         0      Not Applicable
  07/03/2025 11 PM PDT         1604.18            284         0      Not Applicable
  07/04/2025 12 AM PDT         1604.18            284         0      Not Applicable
  07/04/2025 01 AM PDT         1604.17            279         -      Not Applicable
  07/04/2025 02 AM PDT         1604.17            279         0      Not Applicable
  07/04/2025 03 AM PDT         1604.18            284         +      Not Applicable
  07/04/2025 04 AM PDT         1604.17            279         -      Not Applicable
  07/04/2025 05 AM PDT         1604.17            279         0      Not Applicable
  07/04/2025 06 AM PDT         1604.17            279         0      Not Applicable
  07/04/2025 07 AM PDT         1604.18            284         +      Not Applicable
  07/04/2025 08 AM PDT         1604.17            279         -      Not Applicable
  07/04/2025 09 AM PDT         1604.18            284         +      Not Applicable
  07/04/2025 10 AM PDT         1604.18            284         0      Not Applicable
  07/04/2025 11 AM PDT         1604.17            279         -      Not Applicable
  07/04/2025 12 PM PDT         1604.18            284         +      Not Applicable
  07/04/2025 01 PM PDT         1604.18            284         0      Not Applicable
  07/04/2025 02 PM PDT         1604.17            279         -      Not Applicable
  07/04/2025 03 PM PDT         1604.17            279         0      Not Applicable
  07/04/2025 04 PM PDT         1604.17            279         0      Not Applicable
  07/04/2025 05 PM PDT         1604.17            279         0      Not Applicable
  07/04/2025 06 PM PDT         1604.16            275         -      Not Applicable
  07/04/2025 07 PM PDT         1604.16            275         0      Not Applicable
  07/04/2025 08 PM PDT         1604.16            275         0      Not Applicable
  07/04/2025 09 PM PDT         1604.16            275         0      Not Applicable
  07/04/2025 10 PM PDT         1604.16            275         0      Not Applicable
  07/04/2025 11 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 12 AM PDT         1604.17            279         +      Not Applicable
  07/05/2025 01 AM PDT         1604.16            275         -      Not Applicable
  07/05/2025 02 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 03 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 04 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 05 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 06 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 07 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 08 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 09 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 10 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 11 AM PDT         1604.16            275         0      Not Applicable
  07/05/2025 12 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 01 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 02 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 03 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 04 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 05 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 06 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 07 PM PDT         1604.16            275         0      Not Applicable
  07/05/2025 08 PM PDT         1604.15            270         -      Not Applicable
  07/05/2025 09 PM PDT         1604.16            275         +      Not Applicable
  07/05/2025 10 PM PDT         1604.15            270         -      Not Applicable
  07/05/2025 11 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 12 AM PDT         1604.15            270         0      Not Applicable
  07/06/2025 01 AM PDT         1604.15            270         0      Not Applicable
  07/06/2025 02 AM PDT         1604.16            275         +      Not Applicable
  07/06/2025 03 AM PDT         1604.15            270         -      Not Applicable
  07/06/2025 04 AM PDT         1604.16            275         +      Not Applicable
  07/06/2025 05 AM PDT         1604.15            270         -      Not Applicable
  07/06/2025 06 AM PDT         1604.15            270         0      Not Applicable
  07/06/2025 07 AM PDT         1604.16            275         +      Not Applicable
  07/06/2025 08 AM PDT         1604.15            270         -      Not Applicable
  07/06/2025 09 AM PDT         1604.15            270         0      Not Applicable
  07/06/2025 10 AM PDT         1604.16            275         +      Not Applicable
  07/06/2025 11 AM PDT         1604.15            270         -      Not Applicable
  07/06/2025 12 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 01 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 02 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 03 PM PDT         1604.16            275         +      Not Applicable
  07/06/2025 04 PM PDT         1604.16            275         0      Not Applicable
  07/06/2025 05 PM PDT         1604.15            270         -      Not Applicable
  07/06/2025 06 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 07 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 08 PM PDT         1604.14            266         -      Not Applicable
  07/06/2025 09 PM PDT         1604.15            270         +      Not Applicable
  07/06/2025 10 PM PDT         1604.15            270         0      Not Applicable
  07/06/2025 11 PM PDT         1604.14            266         -      Not Applicable
  07/07/2025 12 AM PDT         1604.14            266         0      Not Applicable
  07/07/2025 01 AM PDT         1604.15            270         +      Not Applicable
  07/07/2025 02 AM PDT         1604.15            270         0      Not Applicable
  07/07/2025 03 AM PDT         1604.14            266         -      Not Applicable
  07/07/2025 04 AM PDT         1604.15            270         +      Not Applicable
  07/07/2025 05 AM PDT         1604.15            270         0      Not Applicable
  07/07/2025 06 AM PDT         1604.14            266         -      Not Applicable
  07/07/2025 07 AM PDT         1604.14            266         0      Not Applicable
  07/07/2025 08 AM PDT         1604.14            266         0      Not Applicable
  07/07/2025 09 AM PDT         1604.14            266         0      Not Applicable
  07/07/2025 10 AM PDT         1604.14            266         0      Not Applicable
  07/07/2025 11 AM PDT         1604.14            266         0      Not Applicable
  07/07/2025 12 PM PDT         1604.15            270         +      Not Applicable
  07/07/2025 01 PM PDT         1604.14            266         -      Not Applicable
  07/07/2025 02 PM PDT         1604.14            266         0      Not Applicable
  07/07/2025 03 PM PDT         1604.15            270         +      Not Applicable
  07/07/2025 04 PM PDT         1604.14            266         -      Not Applicable
  07/07/2025 05 PM PDT         1604.14            266         0      Not Applicable
  07/07/2025 06 PM PDT         1604.13            261         -      Not Applicable
  07/07/2025 07 PM PDT         1604.13            261         0      Not Applicable
  07/07/2025 08 PM PDT         1604.13            261         0      Not Applicable
  07/07/2025 09 PM PDT         1604.13            261         0      Not Applicable
  07/07/2025 10 PM PDT         1604.13            261         0      Not Applicable
  07/07/2025 11 PM PDT         1604.13            261         0      Not Applicable
  07/08/2025 12 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 01 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 02 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 03 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 04 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 05 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 06 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 07 AM PDT         1604.13            261         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/08/2025 08 AM PDT         1604.13            261                Not Applicable
  07/08/2025 09 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 10 AM PDT         1604.13            261         0      Not Applicable
  07/08/2025 11 AM PDT         1604.12            257         -      Not Applicable
  07/08/2025 12 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 01 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 02 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 03 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 04 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 05 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 06 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 07 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 08 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 09 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 10 PM PDT         1604.12            257         0      Not Applicable
  07/08/2025 11 PM PDT         1604.12            257         0      Not Applicable
  07/09/2025 12 AM PDT         1604.11            253         -      Not Applicable
  07/09/2025 01 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 02 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 03 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 04 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 05 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 06 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 07 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 08 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 09 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 10 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 11 AM PDT         1604.11            253         0      Not Applicable
  07/09/2025 12 PM PDT         1604.11            253         0      Not Applicable
  07/09/2025 01 PM PDT         1604.10            249         -      Not Applicable
  07/09/2025 02 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 03 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 04 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 05 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 06 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 07 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 08 PM PDT         1604.10            249         0      Not Applicable
  07/09/2025 09 PM PDT         1604.09            247         -      Not Applicable
  07/09/2025 10 PM PDT         1604.09            247         0      Not Applicable
  07/09/2025 11 PM PDT         1604.09            247         0      Not Applicable
  07/10/2025 12 AM PDT         1604.09            247         0      Not Applicable
  07/10/2025 01 AM PDT         1604.09            247         0      Not Applicable
  07/10/2025 02 AM PDT         1604.08            246         -      Not Applicable
  07/10/2025 03 AM PDT         1604.08            246         0      Not Applicable
  07/10/2025 04 AM PDT         1604.08            246         0      Not Applicable
  07/10/2025 05 AM PDT         1604.08            246         0      Not Applicable
  07/10/2025 06 AM PDT         1604.08            246         0      Not Applicable
  07/10/2025 07 AM PDT         1604.07            244         -      Not Applicable
  07/10/2025 08 AM PDT         1604.07            244         0      Not Applicable
  07/10/2025 09 AM PDT         1604.07            244         0      Not Applicable
  07/10/2025 10 AM PDT         1604.07            244         0      Not Applicable
  07/10/2025 11 AM PDT         1604.06            243         -      Not Applicable
  07/10/2025 12 PM PDT         1604.06            243         0      Not Applicable
  07/10/2025 01 PM PDT         1604.06            243         0      Not Applicable
  07/10/2025 02 PM PDT         1604.06            243         0      Not Applicable
  07/10/2025 03 PM PDT         1604.06            243         0      Not Applicable
  07/10/2025 04 PM PDT         1604.05            241         -      Not Applicable
  07/10/2025 05 PM PDT         1604.05            241         0      Not Applicable
  07/10/2025 06 PM PDT         1604.05            241         0      Not Applicable
  07/10/2025 07 PM PDT         1604.05            241         0      Not Applicable
  07/10/2025 08 PM PDT         1604.05            241         0      Not Applicable
  07/10/2025 09 PM PDT         1604.04            240         -      Not Applicable
  07/10/2025 10 PM PDT         1604.04            240         0      Not Applicable
  07/10/2025 11 PM PDT         1604.04            240         0      Not Applicable
  07/11/2025 12 AM PDT         1604.04            240         0      Not Applicable
  07/11/2025 01 AM PDT         1604.04            240         0      Not Applicable
  07/11/2025 02 AM PDT         1604.03            238         -      Not Applicable
  07/11/2025 03 AM PDT         1604.03            238         0      Not Applicable
  07/11/2025 04 AM PDT         1604.03            238         0      Not Applicable
  07/11/2025 05 AM PDT         1604.03            238         0      Not Applicable
  07/11/2025 06 AM PDT         1604.02            237         -      Not Applicable
  07/11/2025 07 AM PDT         1604.02            237         0      Not Applicable
  07/11/2025 08 AM PDT         1604.02            237         0      Not Applicable
  07/11/2025 09 AM PDT         1604.02            237         0      Not Applicable
  07/11/2025 10 AM PDT         1604.02            237         0      Not Applicable
  07/11/2025 11 AM PDT         1604.01            235         -      Not Applicable
  07/11/2025 12 PM PDT         1604.01            235         0      Not Applicable
  07/11/2025 01 PM PDT         1604.01            235         0      Not Applicable
  07/11/2025 02 PM PDT         1604.01            235         0      Not Applicable
  07/11/2025 03 PM PDT         1604.01            235         0      Not Applicable
  07/11/2025 04 PM PDT         1604.00            234         -      Not Applicable
  07/11/2025 05 PM PDT         1604.00            234         0      Not Applicable
  07/11/2025 06 PM PDT         1604.00            234         0      Not Applicable
  07/11/2025 07 PM PDT         1604.00            234         0      Not Applicable
  07/11/2025 08 PM PDT         1603.99            233         -      Not Applicable
  07/11/2025 09 PM PDT         1603.99            233         0      Not Applicable
  07/11/2025 10 PM PDT         1603.99            233         0      Not Applicable
  07/11/2025 11 PM PDT         1603.99            233         0      Not Applicable
  07/12/2025 12 AM PDT         1603.99            233         0      Not Applicable
  07/12/2025 01 AM PDT         1603.98            231         -      Not Applicable
  07/12/2025 02 AM PDT         1603.98            231         0      Not Applicable
  07/12/2025 03 AM PDT         1603.98            231         0      Not Applicable
  07/12/2025 04 AM PDT         1603.98            231         0      Not Applicable
  07/12/2025 05 AM PDT         1603.97            230         -      Not Applicable
  07/12/2025 06 AM PDT         1603.97            230         0      Not Applicable
  07/12/2025 07 AM PDT         1603.97            230         0      Not Applicable
  07/12/2025 08 AM PDT         1603.97            230         0      Not Applicable
  07/12/2025 09 AM PDT         1603.97            230         0      Not Applicable
  07/12/2025 10 AM PDT         1603.96            228         -      Not Applicable
  07/12/2025 11 AM PDT         1603.96            228         0      Not Applicable
  07/12/2025 12 PM PDT         1603.96            228         0      Not Applicable
  07/12/2025 01 PM PDT         1603.96            228         0      Not Applicable
  07/12/2025 02 PM PDT         1603.95            227         -      Not Applicable
  07/12/2025 03 PM PDT         1603.95            227         0      Not Applicable
  07/12/2025 04 PM PDT         1603.95            227         0      Not Applicable
  07/12/2025 05 PM PDT         1603.95            227         0      Not Applicable
  07/12/2025 06 PM PDT         1603.95            227         0      Not Applicable
  07/12/2025 07 PM PDT         1603.94            225         -      Not Applicable
  07/12/2025 08 PM PDT         1603.94            225         0      Not Applicable
  07/12/2025 09 PM PDT         1603.94            225         0      Not Applicable
  07/12/2025 10 PM PDT         1603.94            225         0      Not Applicable
  07/12/2025 11 PM PDT         1603.94            225         0      Not Applicable
  07/13/2025 12 AM PDT         1603.93            224         -      Not Applicable
  07/13/2025 01 AM PDT         1603.93            224         0      Not Applicable
  07/13/2025 02 AM PDT         1603.93            224         0      Not Applicable
  07/13/2025 03 AM PDT         1603.93            224         0      Not Applicable
  07/13/2025 04 AM PDT         1603.92            223         -      Not Applicable
  07/13/2025 05 AM PDT         1603.92            223         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.