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

 | 

RUSSIAN RIVER - UKIAH (UKAC1)
Latitude: 39.20º NLongitude: 123.19º WElevation: 599 Feet
Location: Mendocino County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: May 09 2025 at 8:12 AM PDTNext Issuance: May 10 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: Russian River - Ukiah 3NNE (UKAC1)
#
# File Generation Time:  05/09/2025 at 08:13 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/04/2025 at 05:00 PM PDT
# Maximum Observed Stage:                       5.13 Feet
# Maximum Observed Flow:                        84 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/12/2025 at 05:00 PM PDT
# Maximum Forecast Stage:                       5.12 Feet
# Maximum Forecast Flow:                        83 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/04/2025 08 AM PDT            5.13             84                Not Applicable
  05/04/2025 09 AM PDT            5.13             84         0      Not Applicable
  05/04/2025 10 AM PDT            5.13             84         0      Not Applicable
  05/04/2025 11 AM PDT            5.13             84         0      Not Applicable
  05/04/2025 12 PM PDT            5.13             84         0      Not Applicable
  05/04/2025 01 PM PDT            5.13             84         0      Not Applicable
  05/04/2025 02 PM PDT            5.13             84         0      Not Applicable
  05/04/2025 03 PM PDT            5.13             84         0      Not Applicable
  05/04/2025 04 PM PDT            5.11             82         -      Not Applicable
  05/04/2025 05 PM PDT            5.13             84         +      Not Applicable
  05/04/2025 06 PM PDT            5.11             82         -      Not Applicable
  05/04/2025 07 PM PDT            5.11             82         0      Not Applicable
  05/04/2025 08 PM PDT            5.11             82         0      Not Applicable
  05/04/2025 09 PM PDT            5.11             82         0      Not Applicable
  05/04/2025 10 PM PDT            5.11             82         0      Not Applicable
  05/04/2025 11 PM PDT            5.11             82         0      Not Applicable
  05/05/2025 12 AM PDT            5.11             82         0      Not Applicable
  05/05/2025 01 AM PDT            5.10             81         -      Not Applicable
  05/05/2025 02 AM PDT            5.10             81         0      Not Applicable
  05/05/2025 03 AM PDT            5.10             81         0      Not Applicable
  05/05/2025 04 AM PDT            5.10             81         0      Not Applicable
  05/05/2025 05 AM PDT            5.11             82         +      Not Applicable
  05/05/2025 06 AM PDT            5.10             81         -      Not Applicable
  05/05/2025 07 AM PDT            5.10             81         0      Not Applicable
  05/05/2025 08 AM PDT            5.10             81         0      Not Applicable
  05/05/2025 09 AM PDT            5.11             82         +      Not Applicable
  05/05/2025 10 AM PDT            5.11             82         0      Not Applicable
  05/05/2025 11 AM PDT            5.11             82         0      Not Applicable
  05/05/2025 12 PM PDT            5.11             82         0      Not Applicable
  05/05/2025 01 PM PDT            5.11             82         0      Not Applicable
  05/05/2025 02 PM PDT            5.10             81         -      Not Applicable
  05/05/2025 03 PM PDT            5.10             81         0      Not Applicable
  05/05/2025 04 PM PDT            5.10             81         0      Not Applicable
  05/05/2025 05 PM PDT            5.10             81         0      Not Applicable
  05/05/2025 06 PM PDT            5.09             80         -      Not Applicable
  05/05/2025 07 PM PDT            5.09             80         0      Not Applicable
  05/05/2025 08 PM PDT            5.09             80         0      Not Applicable
  05/05/2025 09 PM PDT            5.09             80         0      Not Applicable
  05/05/2025 10 PM PDT            5.09             80         0      Not Applicable
  05/05/2025 11 PM PDT            5.09             80         0      Not Applicable
  05/06/2025 12 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 01 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 02 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 03 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 04 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 05 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 06 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 07 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 08 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 09 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 10 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 11 AM PDT            5.09             80         0      Not Applicable
  05/06/2025 12 PM PDT            5.09             80         0      Not Applicable
  05/06/2025 01 PM PDT            5.09             80         0      Not Applicable
  05/06/2025 02 PM PDT            5.09             80         0      Not Applicable
  05/06/2025 03 PM PDT            5.08             79         -      Not Applicable
  05/06/2025 04 PM PDT            5.09             80         +      Not Applicable
  05/06/2025 05 PM PDT            5.08             79         -      Not Applicable
  05/06/2025 06 PM PDT            5.08             79         0      Not Applicable
  05/06/2025 07 PM PDT            5.08             79         0      Not Applicable
  05/06/2025 08 PM PDT            5.07             78         -      Not Applicable
  05/06/2025 09 PM PDT            5.08             79         +      Not Applicable
  05/06/2025 10 PM PDT            5.08             79         0      Not Applicable
  05/06/2025 11 PM PDT            5.07             78         -      Not Applicable
  05/07/2025 12 AM PDT            5.07             78         0      Not Applicable
  05/07/2025 01 AM PDT            5.08             79         +      Not Applicable
  05/07/2025 02 AM PDT            5.07             78         -      Not Applicable
  05/07/2025 03 AM PDT            5.08             79         +      Not Applicable
  05/07/2025 04 AM PDT            5.07             78         -      Not Applicable
  05/07/2025 05 AM PDT            5.08             79         +      Not Applicable
  05/07/2025 06 AM PDT            5.08             79         0      Not Applicable
  05/07/2025 07 AM PDT            5.08             79         0      Not Applicable
  05/07/2025 08 AM PDT            5.08             79         0      Not Applicable
  05/07/2025 09 AM PDT            5.08             79         0      Not Applicable
  05/07/2025 10 AM PDT            5.09             80         +      Not Applicable
  05/07/2025 11 AM PDT            5.08             79         -      Not Applicable
  05/07/2025 12 PM PDT            5.08             79         0      Not Applicable
  05/07/2025 01 PM PDT            5.08             79         0      Not Applicable
  05/07/2025 02 PM PDT            5.08             79         0      Not Applicable
  05/07/2025 03 PM PDT            5.08             79         0      Not Applicable
  05/07/2025 04 PM PDT            5.08             79         0      Not Applicable
  05/07/2025 05 PM PDT            5.07             78         -      Not Applicable
  05/07/2025 06 PM PDT            5.07             78         0      Not Applicable
  05/07/2025 07 PM PDT            5.07             78         0      Not Applicable
  05/07/2025 08 PM PDT            5.07             78         0      Not Applicable
  05/07/2025 09 PM PDT            5.07             78         0      Not Applicable
  05/07/2025 10 PM PDT            5.07             78         0      Not Applicable
  05/07/2025 11 PM PDT            5.07             78         0      Not Applicable
  05/08/2025 12 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 01 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 02 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 03 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 04 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 05 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 06 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 07 AM PDT            5.07             78         0      Not Applicable
  05/08/2025 08 AM PDT            5.08             79         +      Not Applicable
  05/08/2025 09 AM PDT            5.07             78         -      Not Applicable
  05/08/2025 10 AM PDT            5.08             79         +      Not Applicable
  05/08/2025 11 AM PDT            5.08             79         0      Not Applicable
  05/08/2025 12 PM PDT            5.08             79         0      Not Applicable
  05/08/2025 01 PM PDT            5.07             78         -      Not Applicable
  05/08/2025 02 PM PDT            5.07             78         0      Not Applicable
  05/08/2025 03 PM PDT            5.07             78         0      Not Applicable
  05/08/2025 04 PM PDT            5.07             78         0      Not Applicable
  05/08/2025 05 PM PDT            5.05             75         -      Not Applicable
  05/08/2025 06 PM PDT            5.07             78         +      Not Applicable
  05/08/2025 07 PM PDT            5.07             78         0      Not Applicable
  05/08/2025 08 PM PDT            5.05             75         -      Not Applicable
  05/08/2025 09 PM PDT            5.05             75         0      Not Applicable
  05/08/2025 10 PM PDT            5.07             78         +      Not Applicable
  05/08/2025 11 PM PDT            5.07             78         0      Not Applicable
  05/09/2025 12 AM PDT            5.05             75         -      Not Applicable
  05/09/2025 01 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 02 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 03 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 04 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 05 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 06 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 07 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 08 AM PDT            5.05             75         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/09/2025 09 AM PDT            5.05             75                Not Applicable
  05/09/2025 10 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 11 AM PDT            5.05             75         0      Not Applicable
  05/09/2025 12 PM PDT            5.05             75         0      Not Applicable
  05/09/2025 01 PM PDT            5.05             75         0      Not Applicable
  05/09/2025 02 PM PDT            5.05             75         0      Not Applicable
  05/09/2025 03 PM PDT            5.05             75         0      Not Applicable
  05/09/2025 04 PM PDT            5.05             75         0      Not Applicable
  05/09/2025 05 PM PDT            5.05             75         0      Not Applicable
  05/09/2025 06 PM PDT            5.04             74         -      Not Applicable
  05/09/2025 07 PM PDT            5.04             74         0      Not Applicable
  05/09/2025 08 PM PDT            5.04             74         0      Not Applicable
  05/09/2025 09 PM PDT            5.04             74         0      Not Applicable
  05/09/2025 10 PM PDT            5.04             74         0      Not Applicable
  05/09/2025 11 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 12 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 01 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 02 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 03 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 04 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 05 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 06 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 07 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 08 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 09 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 10 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 11 AM PDT            5.04             74         0      Not Applicable
  05/10/2025 12 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 01 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 02 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 03 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 04 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 05 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 06 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 07 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 08 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 09 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 10 PM PDT            5.04             74         0      Not Applicable
  05/10/2025 11 PM PDT            5.04             74         0      Not Applicable
  05/11/2025 12 AM PDT            5.03             73         -      Not Applicable
  05/11/2025 01 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 02 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 03 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 04 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 05 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 06 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 07 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 08 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 09 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 10 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 11 AM PDT            5.03             73         0      Not Applicable
  05/11/2025 12 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 01 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 02 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 03 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 04 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 05 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 06 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 07 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 08 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 09 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 10 PM PDT            5.03             73         0      Not Applicable
  05/11/2025 11 PM PDT            5.03             73         0      Not Applicable
  05/12/2025 12 AM PDT            5.03             73         0      Not Applicable
  05/12/2025 01 AM PDT            5.04             74         +      Not Applicable
  05/12/2025 02 AM PDT            5.06             76         +      Not Applicable
  05/12/2025 03 AM PDT            5.07             78         +      Not Applicable
  05/12/2025 04 AM PDT            5.07             78         0      Not Applicable
  05/12/2025 05 AM PDT            5.08             79         +      Not Applicable
  05/12/2025 06 AM PDT            5.08             79         0      Not Applicable
  05/12/2025 07 AM PDT            5.07             78         -      Not Applicable
  05/12/2025 08 AM PDT            5.07             78         0      Not Applicable
  05/12/2025 09 AM PDT            5.07             78         0      Not Applicable
  05/12/2025 10 AM PDT            5.07             78         0      Not Applicable
  05/12/2025 11 AM PDT            5.07             78         0      Not Applicable
  05/12/2025 12 PM PDT            5.07             78         0      Not Applicable
  05/12/2025 01 PM PDT            5.08             79         +      Not Applicable
  05/12/2025 02 PM PDT            5.10             81         +      Not Applicable
  05/12/2025 03 PM PDT            5.11             82         +      Not Applicable
  05/12/2025 04 PM PDT            5.11             82         0      Not Applicable
  05/12/2025 05 PM PDT            5.12             83         +      Not Applicable
  05/12/2025 06 PM PDT            5.11             82         -      Not Applicable
  05/12/2025 07 PM PDT            5.09             80         -      Not Applicable
  05/12/2025 08 PM PDT            5.07             78         -      Not Applicable
  05/12/2025 09 PM PDT            5.05             75         -      Not Applicable
  05/12/2025 10 PM PDT            5.05             75         0      Not Applicable
  05/12/2025 11 PM PDT            5.04             74         -      Not Applicable
  05/13/2025 12 AM PDT            5.04             74         0      Not Applicable
  05/13/2025 01 AM PDT            5.03             73         -      Not Applicable
  05/13/2025 02 AM PDT            5.03             73         0      Not Applicable
  05/13/2025 03 AM PDT            5.03             73         0      Not Applicable
  05/13/2025 04 AM PDT            5.03             73         0      Not Applicable
  05/13/2025 05 AM PDT            5.02             72         -      Not Applicable
  05/13/2025 06 AM PDT            5.02             72         0      Not Applicable
  05/13/2025 07 AM PDT            5.02             72         0      Not Applicable
  05/13/2025 08 AM PDT            5.02             72         0      Not Applicable
  05/13/2025 09 AM PDT            5.02             72         0      Not Applicable
  05/13/2025 10 AM PDT            5.01             71         -      Not Applicable
  05/13/2025 11 AM PDT            5.01             71         0      Not Applicable
  05/13/2025 12 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 01 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 02 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 03 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 04 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 05 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 06 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 07 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 08 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 09 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 10 PM PDT            5.01             71         0      Not Applicable
  05/13/2025 11 PM PDT            5.01             71         0      Not Applicable
  05/14/2025 12 AM PDT            5.01             71         0      Not Applicable
  05/14/2025 01 AM PDT            5.01             71         0      Not Applicable
  05/14/2025 02 AM PDT            5.01             71         0      Not Applicable
  05/14/2025 03 AM PDT            5.01             71         0      Not Applicable
  05/14/2025 04 AM PDT            5.01             71         0      Not Applicable
  05/14/2025 05 AM PDT            5.01             71         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.