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

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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: Jul 01 2025 at 7:37 AM PDTNext Issuance: Jul 02 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:  07/01/2025 at 07:39 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/28/2025 at 12:00 PM PDT
# Maximum Observed Stage:                       4.79 Feet
# Maximum Observed Flow:                        5 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/01/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       4.75 Feet
# Maximum Forecast Flow:                        3 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/26/2025 07 AM PDT            4.79              5                Not Applicable
  06/26/2025 08 AM PDT            4.79              5         0      Not Applicable
  06/26/2025 09 AM PDT            4.79              5         0      Not Applicable
  06/26/2025 10 AM PDT            4.79              5         0      Not Applicable
  06/26/2025 11 AM PDT            4.79              5         0      Not Applicable
  06/26/2025 12 PM PDT            4.79              5         0      Not Applicable
  06/26/2025 01 PM PDT            4.79              5         0      Not Applicable
  06/26/2025 02 PM PDT            4.79              5         0      Not Applicable
  06/26/2025 03 PM PDT            4.79              5         0      Not Applicable
  06/26/2025 04 PM PDT            4.79              5         0      Not Applicable
  06/26/2025 05 PM PDT            4.78              5         -      Not Applicable
  06/26/2025 06 PM PDT            4.78              5         0      Not Applicable
  06/26/2025 07 PM PDT            4.78              5         0      Not Applicable
  06/26/2025 08 PM PDT            4.78              5         0      Not Applicable
  06/26/2025 09 PM PDT            4.77              4         -      Not Applicable
  06/26/2025 10 PM PDT            4.77              4         0      Not Applicable
  06/26/2025 11 PM PDT            4.77              4         0      Not Applicable
  06/27/2025 12 AM PDT            4.77              4         0      Not Applicable
  06/27/2025 01 AM PDT            4.77              4         0      Not Applicable
  06/27/2025 02 AM PDT            4.78              5         +      Not Applicable
  06/27/2025 03 AM PDT            4.78              5         0      Not Applicable
  06/27/2025 04 AM PDT            4.78              5         0      Not Applicable
  06/27/2025 05 AM PDT            4.79              5         +      Not Applicable
  06/27/2025 06 AM PDT            4.79              5         0      Not Applicable
  06/27/2025 07 AM PDT            4.79              5         0      Not Applicable
  06/27/2025 08 AM PDT            4.79              5         0      Not Applicable
  06/27/2025 09 AM PDT            4.79              5         0      Not Applicable
  06/27/2025 10 AM PDT            4.79              5         0      Not Applicable
  06/27/2025 11 AM PDT            4.79              5         0      Not Applicable
  06/27/2025 12 PM PDT            4.79              5         0      Not Applicable
  06/27/2025 01 PM PDT            4.79              5         0      Not Applicable
  06/27/2025 02 PM PDT            4.79              5         0      Not Applicable
  06/27/2025 03 PM PDT            4.78              5         -      Not Applicable
  06/27/2025 04 PM PDT            4.78              5         0      Not Applicable
  06/27/2025 05 PM PDT            4.78              5         0      Not Applicable
  06/27/2025 06 PM PDT            4.77              4         -      Not Applicable
  06/27/2025 07 PM PDT            4.77              4         0      Not Applicable
  06/27/2025 08 PM PDT            4.77              4         0      Not Applicable
  06/27/2025 09 PM PDT            4.75              3         -      Not Applicable
  06/27/2025 10 PM PDT            4.75              3         0      Not Applicable
  06/27/2025 11 PM PDT            4.76              4         +      Not Applicable
  06/28/2025 12 AM PDT            4.76              4         0      Not Applicable
  06/28/2025 01 AM PDT            4.77              4         +      Not Applicable
  06/28/2025 02 AM PDT            4.78              5         +      Not Applicable
  06/28/2025 03 AM PDT            4.77              4         -      Not Applicable
  06/28/2025 04 AM PDT            4.77              4         0      Not Applicable
  06/28/2025 05 AM PDT            4.78              5         +      Not Applicable
  06/28/2025 06 AM PDT            4.79              5         +      Not Applicable
  06/28/2025 07 AM PDT            4.79              5         0      Not Applicable
  06/28/2025 08 AM PDT            4.79              5         0      Not Applicable
  06/28/2025 09 AM PDT            4.79              5         0      Not Applicable
  06/28/2025 10 AM PDT            4.79              5         0      Not Applicable
  06/28/2025 11 AM PDT            4.79              5         0      Not Applicable
  06/28/2025 12 PM PDT            4.79              5         0      Not Applicable
  06/28/2025 01 PM PDT            4.78              5         -      Not Applicable
  06/28/2025 02 PM PDT            4.78              5         0      Not Applicable
  06/28/2025 03 PM PDT            4.78              5         0      Not Applicable
  06/28/2025 04 PM PDT            4.78              5         0      Not Applicable
  06/28/2025 05 PM PDT            4.77              4         -      Not Applicable
  06/28/2025 06 PM PDT            4.77              4         0      Not Applicable
  06/28/2025 07 PM PDT            4.77              4         0      Not Applicable
  06/28/2025 08 PM PDT            4.77              4         0      Not Applicable
  06/28/2025 09 PM PDT            4.75              3         -      Not Applicable
  06/28/2025 10 PM PDT            4.75              3         0      Not Applicable
  06/28/2025 11 PM PDT            4.75              3         0      Not Applicable
  06/29/2025 12 AM PDT            4.75              3         0      Not Applicable
  06/29/2025 01 AM PDT            4.75              3         0      Not Applicable
  06/29/2025 02 AM PDT            4.75              3         0      Not Applicable
  06/29/2025 03 AM PDT            4.77              4         +      Not Applicable
  06/29/2025 04 AM PDT            4.77              4         0      Not Applicable
  06/29/2025 05 AM PDT            4.77              4         0      Not Applicable
  06/29/2025 06 AM PDT            4.77              4         0      Not Applicable
  06/29/2025 07 AM PDT            4.77              4         0      Not Applicable
  06/29/2025 08 AM PDT            4.78              5         +      Not Applicable
  06/29/2025 09 AM PDT            4.78              5         0      Not Applicable
  06/29/2025 10 AM PDT            4.78              5         0      Not Applicable
  06/29/2025 11 AM PDT            4.78              5         0      Not Applicable
  06/29/2025 12 PM PDT            4.78              5         0      Not Applicable
  06/29/2025 01 PM PDT            4.78              5         0      Not Applicable
  06/29/2025 02 PM PDT            4.78              5         0      Not Applicable
  06/29/2025 03 PM PDT            4.78              5         0      Not Applicable
  06/29/2025 04 PM PDT            4.77              4         -      Not Applicable
  06/29/2025 05 PM PDT            4.77              4         0      Not Applicable
  06/29/2025 06 PM PDT            4.77              4         0      Not Applicable
  06/29/2025 07 PM PDT            4.77              4         0      Not Applicable
  06/29/2025 08 PM PDT            4.75              3         -      Not Applicable
  06/29/2025 09 PM PDT            4.77              4         +      Not Applicable
  06/29/2025 10 PM PDT            4.76              4         -      Not Applicable
  06/29/2025 11 PM PDT            4.75              3         -      Not Applicable
  06/30/2025 12 AM PDT            4.75              3         0      Not Applicable
  06/30/2025 01 AM PDT            4.75              3         0      Not Applicable
  06/30/2025 02 AM PDT            4.75              3         0      Not Applicable
  06/30/2025 03 AM PDT            4.75              3         0      Not Applicable
  06/30/2025 04 AM PDT            4.75              3         0      Not Applicable
  06/30/2025 05 AM PDT            4.77              4         +      Not Applicable
  06/30/2025 06 AM PDT            4.75              3         -      Not Applicable
  06/30/2025 07 AM PDT            4.77              4         +      Not Applicable
  06/30/2025 08 AM PDT            4.77              4         0      Not Applicable
  06/30/2025 09 AM PDT            4.77              4         0      Not Applicable
  06/30/2025 10 AM PDT            4.77              4         0      Not Applicable
  06/30/2025 11 AM PDT            4.77              4         0      Not Applicable
  06/30/2025 12 PM PDT            4.77              4         0      Not Applicable
  06/30/2025 01 PM PDT            4.77              4         0      Not Applicable
  06/30/2025 02 PM PDT            4.75              3         -      Not Applicable
  06/30/2025 03 PM PDT            4.75              3         0      Not Applicable
  06/30/2025 04 PM PDT            4.75              3         0      Not Applicable
  06/30/2025 05 PM PDT            4.75              3         0      Not Applicable
  06/30/2025 06 PM PDT            4.74              3         -      Not Applicable
  06/30/2025 07 PM PDT            4.75              3         +      Not Applicable
  06/30/2025 08 PM PDT            4.74              3         -      Not Applicable
  06/30/2025 09 PM PDT            4.74              3         0      Not Applicable
  06/30/2025 10 PM PDT            4.74              3         0      Not Applicable
  06/30/2025 11 PM PDT            4.74              3         0      Not Applicable
  07/01/2025 12 AM PDT            4.74              3         0      Not Applicable
  07/01/2025 01 AM PDT            4.74              3         0      Not Applicable
  07/01/2025 02 AM PDT            4.75              3         +      Not Applicable
  07/01/2025 03 AM PDT            4.74              3         -      Not Applicable
  07/01/2025 04 AM PDT            4.74              3         0      Not Applicable
  07/01/2025 05 AM PDT            4.75              3         +      Not Applicable
  07/01/2025 06 AM PDT            4.75              3         0      Not Applicable
  07/01/2025 07 AM PDT            4.75              3         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/01/2025 08 AM PDT            4.75              3                Not Applicable
  07/01/2025 09 AM PDT            4.75              3         0      Not Applicable
  07/01/2025 10 AM PDT            4.75              3         0      Not Applicable
  07/01/2025 11 AM PDT            4.75              3         0      Not Applicable
  07/01/2025 12 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 01 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 02 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 03 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 04 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 05 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 06 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 07 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 08 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 09 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 10 PM PDT            4.75              3         0      Not Applicable
  07/01/2025 11 PM PDT            4.75              3         0      Not Applicable
  07/02/2025 12 AM PDT            4.75              3         0      Not Applicable
  07/02/2025 01 AM PDT            4.75              3         0      Not Applicable
  07/02/2025 02 AM PDT            4.74              3         -      Not Applicable
  07/02/2025 03 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 04 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 05 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 06 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 07 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 08 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 09 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 10 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 11 AM PDT            4.74              3         0      Not Applicable
  07/02/2025 12 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 01 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 02 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 03 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 04 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 05 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 06 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 07 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 08 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 09 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 10 PM PDT            4.74              3         0      Not Applicable
  07/02/2025 11 PM PDT            4.74              3         0      Not Applicable
  07/03/2025 12 AM PDT            4.74              3         0      Not Applicable
  07/03/2025 01 AM PDT            4.74              3         0      Not Applicable
  07/03/2025 02 AM PDT            4.74              3         0      Not Applicable
  07/03/2025 03 AM PDT            4.74              3         0      Not Applicable
  07/03/2025 04 AM PDT            4.74              3         0      Not Applicable
  07/03/2025 05 AM PDT            4.73              3         -      Not Applicable
  07/03/2025 06 AM PDT            4.73              3         0      Not Applicable
  07/03/2025 07 AM PDT            4.73              3         0      Not Applicable
  07/03/2025 08 AM PDT            4.73              3         0      Not Applicable
  07/03/2025 09 AM PDT            4.73              3         0      Not Applicable
  07/03/2025 10 AM PDT            4.73              3         0      Not Applicable
  07/03/2025 11 AM PDT            4.73              3         0      Not Applicable
  07/03/2025 12 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 01 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 02 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 03 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 04 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 05 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 06 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 07 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 08 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 09 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 10 PM PDT            4.73              3         0      Not Applicable
  07/03/2025 11 PM PDT            4.73              3         0      Not Applicable
  07/04/2025 12 AM PDT            4.73              3         0      Not Applicable
  07/04/2025 01 AM PDT            4.73              3         0      Not Applicable
  07/04/2025 02 AM PDT            4.73              3         0      Not Applicable
  07/04/2025 03 AM PDT            4.73              3         0      Not Applicable
  07/04/2025 04 AM PDT            4.73              3         0      Not Applicable
  07/04/2025 05 AM PDT            4.72              2         -      Not Applicable
  07/04/2025 06 AM PDT            4.72              2         0      Not Applicable
  07/04/2025 07 AM PDT            4.72              2         0      Not Applicable
  07/04/2025 08 AM PDT            4.72              2         0      Not Applicable
  07/04/2025 09 AM PDT            4.72              2         0      Not Applicable
  07/04/2025 10 AM PDT            4.72              2         0      Not Applicable
  07/04/2025 11 AM PDT            4.72              2         0      Not Applicable
  07/04/2025 12 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 01 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 02 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 03 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 04 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 05 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 06 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 07 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 08 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 09 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 10 PM PDT            4.72              2         0      Not Applicable
  07/04/2025 11 PM PDT            4.72              2         0      Not Applicable
  07/05/2025 12 AM PDT            4.72              2         0      Not Applicable
  07/05/2025 01 AM PDT            4.72              2         0      Not Applicable
  07/05/2025 02 AM PDT            4.72              2         0      Not Applicable
  07/05/2025 03 AM PDT            4.72              2         0      Not Applicable
  07/05/2025 04 AM PDT            4.72              2         0      Not Applicable
  07/05/2025 05 AM PDT            4.71              2         -      Not Applicable
  07/05/2025 06 AM PDT            4.71              2         0      Not Applicable
  07/05/2025 07 AM PDT            4.71              2         0      Not Applicable
  07/05/2025 08 AM PDT            4.71              2         0      Not Applicable
  07/05/2025 09 AM PDT            4.71              2         0      Not Applicable
  07/05/2025 10 AM PDT            4.71              2         0      Not Applicable
  07/05/2025 11 AM PDT            4.71              2         0      Not Applicable
  07/05/2025 12 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 01 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 02 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 03 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 04 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 05 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 06 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 07 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 08 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 09 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 10 PM PDT            4.71              2         0      Not Applicable
  07/05/2025 11 PM PDT            4.71              2         0      Not Applicable
  07/06/2025 12 AM PDT            4.71              2         0      Not Applicable
  07/06/2025 01 AM PDT            4.71              2         0      Not Applicable
  07/06/2025 02 AM PDT            4.71              2         0      Not Applicable
  07/06/2025 03 AM PDT            4.71              2         0      Not Applicable
  07/06/2025 04 AM PDT            4.71              2         0      Not Applicable
  07/06/2025 05 AM PDT            4.70              2         -      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.