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: Jan 20 2026 at 7:24 AM PSTNext Issuance: Jan 20 2026 at 3:00 PM PST
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:  01/20/2026 at 07:26 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/15/2026 at 12:00 PM PST
# Maximum Observed Stage:                       5.37 Feet
# Maximum Observed Flow:                        103 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/20/2026 at 08:00 AM PST
# Maximum Forecast Stage:                       5.05 Feet
# Maximum Forecast Flow:                        40 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  01/15/2026 07 AM PST            5.37            103                Not Applicable
  01/15/2026 08 AM PST            5.37            103         0      Not Applicable
  01/15/2026 09 AM PST            5.35             98         -      Not Applicable
  01/15/2026 10 AM PST            5.35             98         0      Not Applicable
  01/15/2026 11 AM PST            5.35             98         0      Not Applicable
  01/15/2026 12 PM PST            5.37            103         +      Not Applicable
  01/15/2026 01 PM PST            5.35             98         -      Not Applicable
  01/15/2026 02 PM PST            5.35             98         0      Not Applicable
  01/15/2026 03 PM PST            5.34             96         -      Not Applicable
  01/15/2026 04 PM PST            5.34             96         0      Not Applicable
  01/15/2026 05 PM PST            5.34             96         0      Not Applicable
  01/15/2026 06 PM PST            5.34             96         0      Not Applicable
  01/15/2026 07 PM PST            5.33             93         -      Not Applicable
  01/15/2026 08 PM PST            5.33             93         0      Not Applicable
  01/15/2026 09 PM PST            5.33             93         0      Not Applicable
  01/15/2026 10 PM PST            5.31             89         -      Not Applicable
  01/15/2026 11 PM PST            5.31             89         0      Not Applicable
  01/16/2026 12 AM PST            5.30             87         -      Not Applicable
  01/16/2026 01 AM PST            5.30             87         0      Not Applicable
  01/16/2026 02 AM PST            5.30             87         0      Not Applicable
  01/16/2026 03 AM PST            5.29             85         -      Not Applicable
  01/16/2026 04 AM PST            5.29             85         0      Not Applicable
  01/16/2026 05 AM PST            5.29             85         0      Not Applicable
  01/16/2026 06 AM PST            5.29             85         0      Not Applicable
  01/16/2026 07 AM PST            5.29             85         0      Not Applicable
  01/16/2026 08 AM PST            5.28             83         -      Not Applicable
  01/16/2026 09 AM PST            5.28             83         0      Not Applicable
  01/16/2026 10 AM PST            5.28             83         0      Not Applicable
  01/16/2026 11 AM PST            5.28             83         0      Not Applicable
  01/16/2026 12 PM PST            5.27             80         -      Not Applicable
  01/16/2026 01 PM PST            5.27             80         0      Not Applicable
  01/16/2026 02 PM PST            5.27             80         0      Not Applicable
  01/16/2026 03 PM PST            5.27             80         0      Not Applicable
  01/16/2026 04 PM PST            5.27             80         0      Not Applicable
  01/16/2026 05 PM PST            5.25             76         -      Not Applicable
  01/16/2026 06 PM PST            5.25             76         0      Not Applicable
  01/16/2026 07 PM PST            5.25             76         0      Not Applicable
  01/16/2026 08 PM PST            5.25             76         0      Not Applicable
  01/16/2026 09 PM PST            5.25             76         0      Not Applicable
  01/16/2026 10 PM PST            5.25             76         0      Not Applicable
  01/16/2026 11 PM PST            5.24             74         -      Not Applicable
  01/17/2026 12 AM PST            5.23             72         -      Not Applicable
  01/17/2026 01 AM PST            5.23             72         0      Not Applicable
  01/17/2026 02 AM PST            5.23             72         0      Not Applicable
  01/17/2026 03 AM PST            5.23             72         0      Not Applicable
  01/17/2026 04 AM PST            5.21             69         -      Not Applicable
  01/17/2026 05 AM PST            5.21             69         0      Not Applicable
  01/17/2026 06 AM PST            5.21             69         0      Not Applicable
  01/17/2026 07 AM PST            5.21             69         0      Not Applicable
  01/17/2026 08 AM PST            5.21             69         0      Not Applicable
  01/17/2026 09 AM PST            5.21             69         0      Not Applicable
  01/17/2026 10 AM PST            5.21             69         0      Not Applicable
  01/17/2026 11 AM PST            5.20             67         -      Not Applicable
  01/17/2026 12 PM PST            5.20             67         0      Not Applicable
  01/17/2026 01 PM PST            5.21             69         +      Not Applicable
  01/17/2026 02 PM PST            5.20             67         -      Not Applicable
  01/17/2026 03 PM PST            5.20             67         0      Not Applicable
  01/17/2026 04 PM PST            5.20             67         0      Not Applicable
  01/17/2026 05 PM PST            5.18             63         -      Not Applicable
  01/17/2026 06 PM PST            5.18             63         0      Not Applicable
  01/17/2026 07 PM PST            5.17             61         -      Not Applicable
  01/17/2026 08 PM PST            5.18             63         +      Not Applicable
  01/17/2026 09 PM PST            5.17             61         -      Not Applicable
  01/17/2026 10 PM PST            5.17             61         0      Not Applicable
  01/17/2026 11 PM PST            5.17             61         0      Not Applicable
  01/18/2026 12 AM PST            5.17             61         0      Not Applicable
  01/18/2026 01 AM PST            5.15             57         -      Not Applicable
  01/18/2026 02 AM PST            5.15             57         0      Not Applicable
  01/18/2026 03 AM PST            5.15             57         0      Not Applicable
  01/18/2026 04 AM PST            5.15             57         0      Not Applicable
  01/18/2026 05 AM PST            5.14             55         -      Not Applicable
  01/18/2026 06 AM PST            5.15             57         +      Not Applicable
  01/18/2026 07 AM PST            5.14             55         -      Not Applicable
  01/18/2026 08 AM PST            5.14             55         0      Not Applicable
  01/18/2026 09 AM PST            5.14             55         0      Not Applicable
  01/18/2026 10 AM PST            5.13             53         -      Not Applicable
  01/18/2026 11 AM PST            5.13             53         0      Not Applicable
  01/18/2026 12 PM PST            5.13             53         0      Not Applicable
  01/18/2026 01 PM PST            5.13             53         0      Not Applicable
  01/18/2026 02 PM PST            5.13             53         0      Not Applicable
  01/18/2026 03 PM PST            5.13             53         0      Not Applicable
  01/18/2026 04 PM PST            5.13             53         0      Not Applicable
  01/18/2026 05 PM PST            5.13             53         0      Not Applicable
  01/18/2026 06 PM PST            5.13             53         0      Not Applicable
  01/18/2026 07 PM PST            5.13             53         0      Not Applicable
  01/18/2026 08 PM PST            5.13             53         0      Not Applicable
  01/18/2026 09 PM PST            5.13             53         0      Not Applicable
  01/18/2026 10 PM PST            5.13             53         0      Not Applicable
  01/18/2026 11 PM PST            5.11             50         -      Not Applicable
  01/19/2026 12 AM PST            5.11             50         0      Not Applicable
  01/19/2026 01 AM PST            5.11             50         0      Not Applicable
  01/19/2026 02 AM PST            5.10             48         -      Not Applicable
  01/19/2026 03 AM PST            5.11             50         +      Not Applicable
  01/19/2026 04 AM PST            5.10             48         -      Not Applicable
  01/19/2026 05 AM PST            5.10             48         0      Not Applicable
  01/19/2026 06 AM PST            5.09             46         -      Not Applicable
  01/19/2026 07 AM PST            5.10             48         +      Not Applicable
  01/19/2026 08 AM PST            5.09             46         -      Not Applicable
  01/19/2026 09 AM PST            5.09             46         0      Not Applicable
  01/19/2026 10 AM PST            5.09             46         0      Not Applicable
  01/19/2026 11 AM PST            5.09             46         0      Not Applicable
  01/19/2026 12 PM PST            5.09             46         0      Not Applicable
  01/19/2026 01 PM PST            5.09             46         0      Not Applicable
  01/19/2026 02 PM PST            5.09             46         0      Not Applicable
  01/19/2026 03 PM PST            5.09             46         0      Not Applicable
  01/19/2026 04 PM PST            5.09             46         0      Not Applicable
  01/19/2026 05 PM PST            5.09             46         0      Not Applicable
  01/19/2026 06 PM PST            5.09             46         0      Not Applicable
  01/19/2026 07 PM PST            5.09             46         0      Not Applicable
  01/19/2026 08 PM PST            5.08             45         -      Not Applicable
  01/19/2026 09 PM PST            5.08             45         0      Not Applicable
  01/19/2026 10 PM PST            5.08             45         0      Not Applicable
  01/19/2026 11 PM PST            5.08             45         0      Not Applicable
  01/20/2026 12 AM PST            5.08             45         0      Not Applicable
  01/20/2026 01 AM PST            5.07             43         -      Not Applicable
  01/20/2026 02 AM PST            5.07             43         0      Not Applicable
  01/20/2026 03 AM PST            5.07             43         0      Not Applicable
  01/20/2026 04 AM PST            5.05             40         -      Not Applicable
  01/20/2026 05 AM PST            5.05             40         0      Not Applicable
  01/20/2026 06 AM PST            5.05             40         0      Not Applicable
  01/20/2026 07 AM PST            5.05             40         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/20/2026 08 AM PST            5.05             40                Not Applicable
  01/20/2026 09 AM PST            5.04             39         -      Not Applicable
  01/20/2026 10 AM PST            5.04             39         0      Not Applicable
  01/20/2026 11 AM PST            5.04             39         0      Not Applicable
  01/20/2026 12 PM PST            5.04             39         0      Not Applicable
  01/20/2026 01 PM PST            5.04             39         0      Not Applicable
  01/20/2026 02 PM PST            5.04             39         0      Not Applicable
  01/20/2026 03 PM PST            5.04             39         0      Not Applicable
  01/20/2026 04 PM PST            5.03             38         -      Not Applicable
  01/20/2026 05 PM PST            5.03             38         0      Not Applicable
  01/20/2026 06 PM PST            5.03             38         0      Not Applicable
  01/20/2026 07 PM PST            5.03             38         0      Not Applicable
  01/20/2026 08 PM PST            5.03             38         0      Not Applicable
  01/20/2026 09 PM PST            5.03             38         0      Not Applicable
  01/20/2026 10 PM PST            5.02             36         -      Not Applicable
  01/20/2026 11 PM PST            5.02             36         0      Not Applicable
  01/21/2026 12 AM PST            5.02             36         0      Not Applicable
  01/21/2026 01 AM PST            5.02             36         0      Not Applicable
  01/21/2026 02 AM PST            5.02             36         0      Not Applicable
  01/21/2026 03 AM PST            5.02             36         0      Not Applicable
  01/21/2026 04 AM PST            5.01             35         -      Not Applicable
  01/21/2026 05 AM PST            5.01             35         0      Not Applicable
  01/21/2026 06 AM PST            5.01             35         0      Not Applicable
  01/21/2026 07 AM PST            5.01             35         0      Not Applicable
  01/21/2026 08 AM PST            5.01             35         0      Not Applicable
  01/21/2026 09 AM PST            5.01             35         0      Not Applicable
  01/21/2026 10 AM PST            5.00             34         -      Not Applicable
  01/21/2026 11 AM PST            5.00             34         0      Not Applicable
  01/21/2026 12 PM PST            5.00             34         0      Not Applicable
  01/21/2026 01 PM PST            5.00             34         0      Not Applicable
  01/21/2026 02 PM PST            5.00             34         0      Not Applicable
  01/21/2026 03 PM PST            5.00             34         0      Not Applicable
  01/21/2026 04 PM PST            5.00             34         0      Not Applicable
  01/21/2026 05 PM PST            5.00             34         0      Not Applicable
  01/21/2026 06 PM PST            5.00             34         0      Not Applicable
  01/21/2026 07 PM PST            5.00             34         0      Not Applicable
  01/21/2026 08 PM PST            5.00             34         0      Not Applicable
  01/21/2026 09 PM PST            4.99             32         -      Not Applicable
  01/21/2026 10 PM PST            4.99             32         0      Not Applicable
  01/21/2026 11 PM PST            4.99             32         0      Not Applicable
  01/22/2026 12 AM PST            4.99             32         0      Not Applicable
  01/22/2026 01 AM PST            4.99             32         0      Not Applicable
  01/22/2026 02 AM PST            4.99             32         0      Not Applicable
  01/22/2026 03 AM PST            4.99             32         0      Not Applicable
  01/22/2026 04 AM PST            4.99             32         0      Not Applicable
  01/22/2026 05 AM PST            4.99             32         0      Not Applicable
  01/22/2026 06 AM PST            4.99             32         0      Not Applicable
  01/22/2026 07 AM PST            4.99             32         0      Not Applicable
  01/22/2026 08 AM PST            4.99             32         0      Not Applicable
  01/22/2026 09 AM PST            4.99             32         0      Not Applicable
  01/22/2026 10 AM PST            4.98             30         -      Not Applicable
  01/22/2026 11 AM PST            4.98             30         0      Not Applicable
  01/22/2026 12 PM PST            4.98             30         0      Not Applicable
  01/22/2026 01 PM PST            4.98             30         0      Not Applicable
  01/22/2026 02 PM PST            4.98             30         0      Not Applicable
  01/22/2026 03 PM PST            4.98             30         0      Not Applicable
  01/22/2026 04 PM PST            4.98             30         0      Not Applicable
  01/22/2026 05 PM PST            4.98             30         0      Not Applicable
  01/22/2026 06 PM PST            4.98             30         0      Not Applicable
  01/22/2026 07 PM PST            4.98             30         0      Not Applicable
  01/22/2026 08 PM PST            4.98             30         0      Not Applicable
  01/22/2026 09 PM PST            4.98             30         0      Not Applicable
  01/22/2026 10 PM PST            4.97             29         -      Not Applicable
  01/22/2026 11 PM PST            4.97             29         0      Not Applicable
  01/23/2026 12 AM PST            4.97             29         0      Not Applicable
  01/23/2026 01 AM PST            4.97             29         0      Not Applicable
  01/23/2026 02 AM PST            4.97             29         0      Not Applicable
  01/23/2026 03 AM PST            4.97             29         0      Not Applicable
  01/23/2026 04 AM PST            4.97             29         0      Not Applicable
  01/23/2026 05 AM PST            4.97             29         0      Not Applicable
  01/23/2026 06 AM PST            4.97             29         0      Not Applicable
  01/23/2026 07 AM PST            4.97             29         0      Not Applicable
  01/23/2026 08 AM PST            4.97             29         0      Not Applicable
  01/23/2026 09 AM PST            4.97             29         0      Not Applicable
  01/23/2026 10 AM PST            4.97             29         0      Not Applicable
  01/23/2026 11 AM PST            4.97             29         0      Not Applicable
  01/23/2026 12 PM PST            4.97             29         0      Not Applicable
  01/23/2026 01 PM PST            4.97             29         0      Not Applicable
  01/23/2026 02 PM PST            4.96             27         -      Not Applicable
  01/23/2026 03 PM PST            4.96             27         0      Not Applicable
  01/23/2026 04 PM PST            4.96             27         0      Not Applicable
  01/23/2026 05 PM PST            4.96             27         0      Not Applicable
  01/23/2026 06 PM PST            4.96             27         0      Not Applicable
  01/23/2026 07 PM PST            4.96             27         0      Not Applicable
  01/23/2026 08 PM PST            4.96             27         0      Not Applicable
  01/23/2026 09 PM PST            4.96             27         0      Not Applicable
  01/23/2026 10 PM PST            4.96             27         0      Not Applicable
  01/23/2026 11 PM PST            4.96             27         0      Not Applicable
  01/24/2026 12 AM PST            4.96             27         0      Not Applicable
  01/24/2026 01 AM PST            4.96             27         0      Not Applicable
  01/24/2026 02 AM PST            4.96             27         0      Not Applicable
  01/24/2026 03 AM PST            4.96             27         0      Not Applicable
  01/24/2026 04 AM PST            4.96             27         0      Not Applicable
  01/24/2026 05 AM PST            4.96             27         0      Not Applicable
  01/24/2026 06 AM PST            4.96             27         0      Not Applicable
  01/24/2026 07 AM PST            4.96             27         0      Not Applicable
  01/24/2026 08 AM PST            4.96             27         0      Not Applicable
  01/24/2026 09 AM PST            4.96             27         0      Not Applicable
  01/24/2026 10 AM PST            4.95             25         -      Not Applicable
  01/24/2026 11 AM PST            4.95             25         0      Not Applicable
  01/24/2026 12 PM PST            4.95             25         0      Not Applicable
  01/24/2026 01 PM PST            4.95             25         0      Not Applicable
  01/24/2026 02 PM PST            4.95             25         0      Not Applicable
  01/24/2026 03 PM PST            4.95             25         0      Not Applicable
  01/24/2026 04 PM PST            4.95             25         0      Not Applicable
  01/24/2026 05 PM PST            4.95             25         0      Not Applicable
  01/24/2026 06 PM PST            4.95             25         0      Not Applicable
  01/24/2026 07 PM PST            4.95             25         0      Not Applicable
  01/24/2026 08 PM PST            4.95             25         0      Not Applicable
  01/24/2026 09 PM PST            4.95             25         0      Not Applicable
  01/24/2026 10 PM PST            4.95             25         0      Not Applicable
  01/24/2026 11 PM PST            4.95             25         0      Not Applicable
  01/25/2026 12 AM PST            4.95             25         0      Not Applicable
  01/25/2026 01 AM PST            4.95             25         0      Not Applicable
  01/25/2026 02 AM PST            4.95             25         0      Not Applicable
  01/25/2026 03 AM PST            4.95             25         0      Not Applicable
  01/25/2026 04 AM PST            4.95             25         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.