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 - HIGHWAY 1 BRIDGE NEAR JENNER (RROC1)
Latitude: 38.43º NLongitude: 123.10º WElevation: 10 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Apr 30 2026 at 8:12 AM PDTNext Issuance: May 01 2026 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 - Highway 1 Bridge near Jenner (RROC1)
#
# File Generation Time:  04/30/2026 at 08:13 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/30/2026 at 12:00 AM PDT
# Maximum Observed Stage:                       6.14 Feet
#
# Earliest Date & Time of Maximum Forecast:     04/30/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       5.08 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  04/25/2026 08 AM PDT            5.78                Not Applicable
  04/25/2026 09 AM PDT            5.60         -      Not Applicable
  04/25/2026 10 AM PDT            5.35         -      Not Applicable
  04/25/2026 11 AM PDT            5.05         -      Not Applicable
  04/25/2026 12 PM PDT            4.85         -      Not Applicable
  04/25/2026 01 PM PDT            4.66         -      Not Applicable
  04/25/2026 02 PM PDT            4.48         -      Not Applicable
  04/25/2026 03 PM PDT            4.30         -      Not Applicable
  04/25/2026 04 PM PDT            4.12         -      Not Applicable
  04/25/2026 05 PM PDT            4.04         -      Not Applicable
  04/25/2026 06 PM PDT            4.34         +      Not Applicable
  04/25/2026 07 PM PDT            4.89         +      Not Applicable
  04/25/2026 08 PM PDT            5.46         +      Not Applicable
  04/25/2026 09 PM PDT            5.49         +      Not Applicable
  04/25/2026 10 PM PDT            5.52         +      Not Applicable
  04/25/2026 11 PM PDT            5.55         +      Not Applicable
  04/26/2026 12 AM PDT            5.31         -      Not Applicable
  04/26/2026 01 AM PDT            5.04         -      Not Applicable
  04/26/2026 02 AM PDT            4.86         -      Not Applicable
  04/26/2026 03 AM PDT            4.71         -      Not Applicable
  04/26/2026 04 AM PDT            4.60         -      Not Applicable
  04/26/2026 05 AM PDT            4.59         -      Not Applicable
  04/26/2026 06 AM PDT            4.88         +      Not Applicable
  04/26/2026 07 AM PDT            5.31         +      Not Applicable
  04/26/2026 08 AM PDT            5.64         +      Not Applicable
  04/26/2026 09 AM PDT            5.64         0      Not Applicable
  04/26/2026 10 AM PDT            5.49         -      Not Applicable
  04/26/2026 11 AM PDT            5.27         -      Not Applicable
  04/26/2026 12 PM PDT            5.03         -      Not Applicable
  04/26/2026 01 PM PDT            4.86         -      Not Applicable
  04/26/2026 02 PM PDT            4.71         -      Not Applicable
  04/26/2026 03 PM PDT            4.56         -      Not Applicable
  04/26/2026 04 PM PDT            4.41         -      Not Applicable
  04/26/2026 05 PM PDT            4.29         -      Not Applicable
  04/26/2026 06 PM PDT            4.25         -      Not Applicable
  04/26/2026 07 PM PDT            4.68         +      Not Applicable
  04/26/2026 08 PM PDT            5.28         +      Not Applicable
  04/26/2026 09 PM PDT            5.70         +      Not Applicable
  04/26/2026 10 PM PDT            5.89         +      Not Applicable
  04/26/2026 11 PM PDT            5.81         -      Not Applicable
  04/27/2026 12 AM PDT            5.63         -      Not Applicable
  04/27/2026 01 AM PDT            5.43         -      Not Applicable
  04/27/2026 02 AM PDT            5.21         -      Not Applicable
  04/27/2026 03 AM PDT            4.99         -      Not Applicable
  04/27/2026 04 AM PDT            4.86         -      Not Applicable
  04/27/2026 05 AM PDT            4.75         -      Not Applicable
  04/27/2026 06 AM PDT            4.67         -      Not Applicable
  04/27/2026 07 AM PDT            4.75         +      Not Applicable
  04/27/2026 08 AM PDT            5.10         +      Not Applicable
  04/27/2026 09 AM PDT            5.45         +      Not Applicable
  04/27/2026 10 AM PDT            5.51         +      Not Applicable
  04/27/2026 11 AM PDT            5.40         -      Not Applicable
  04/27/2026 12 PM PDT            5.22         -      Not Applicable
  04/27/2026 01 PM PDT            5.03         -      Not Applicable
  04/27/2026 02 PM PDT            4.90         -      Not Applicable
  04/27/2026 03 PM PDT            4.77         -      Not Applicable
  04/27/2026 04 PM PDT            4.65         -      Not Applicable
  04/27/2026 05 PM PDT            4.54         -      Not Applicable
  04/27/2026 06 PM PDT            4.46         -      Not Applicable
  04/27/2026 07 PM PDT            4.55         +      Not Applicable
  04/27/2026 08 PM PDT            4.98         +      Not Applicable
  04/27/2026 09 PM PDT            5.54         +      Not Applicable
  04/27/2026 10 PM PDT            5.92         +      Not Applicable
  04/27/2026 11 PM PDT            5.96         +      Not Applicable
  04/28/2026 12 AM PDT            5.83         -      Not Applicable
  04/28/2026 01 AM PDT            5.65         -      Not Applicable
  04/28/2026 02 AM PDT            5.45         -      Not Applicable
  04/28/2026 03 AM PDT            5.25         -      Not Applicable
  04/28/2026 04 AM PDT            5.03         -      Not Applicable
  04/28/2026 05 AM PDT            4.88         -      Not Applicable
  04/28/2026 06 AM PDT            4.75         -      Not Applicable
  04/28/2026 07 AM PDT            4.63         -      Not Applicable
  04/28/2026 08 AM PDT            4.60         -      Not Applicable
  04/28/2026 09 AM PDT            4.82         +      Not Applicable
  04/28/2026 10 AM PDT            5.10         +      Not Applicable
  04/28/2026 11 AM PDT            5.18         +      Not Applicable
  04/28/2026 12 PM PDT            5.08         -      Not Applicable
  04/28/2026 01 PM PDT            4.93         -      Not Applicable
  04/28/2026 02 PM PDT            4.79         -      Not Applicable
  04/28/2026 03 PM PDT            4.66         -      Not Applicable
  04/28/2026 04 PM PDT            4.55         -      Not Applicable
  04/28/2026 05 PM PDT            4.43         -      Not Applicable
  04/28/2026 06 PM PDT            4.33         -      Not Applicable
  04/28/2026 07 PM PDT            4.33         0      Not Applicable
  04/28/2026 08 PM PDT            4.75         +      Not Applicable
  04/28/2026 09 PM PDT            5.23         +      Not Applicable
  04/28/2026 10 PM PDT            5.73         +      Not Applicable
  04/28/2026 11 PM PDT            5.99         +      Not Applicable
  04/29/2026 12 AM PDT            5.94         -      Not Applicable
  04/29/2026 01 AM PDT            5.78         -      Not Applicable
  04/29/2026 02 AM PDT            5.59         -      Not Applicable
  04/29/2026 03 AM PDT            5.39         -      Not Applicable
  04/29/2026 04 AM PDT            5.19         -      Not Applicable
  04/29/2026 05 AM PDT            4.97         -      Not Applicable
  04/29/2026 06 AM PDT            4.83         -      Not Applicable
  04/29/2026 07 AM PDT            4.68         -      Not Applicable
  04/29/2026 08 AM PDT            4.56         -      Not Applicable
  04/29/2026 09 AM PDT            4.53         -      Not Applicable
  04/29/2026 10 AM PDT            4.77         +      Not Applicable
  04/29/2026 11 AM PDT            5.00         +      Not Applicable
  04/29/2026 12 PM PDT            5.08         +      Not Applicable
  04/29/2026 01 PM PDT            5.00         -      Not Applicable
  04/29/2026 02 PM PDT            4.88         -      Not Applicable
  04/29/2026 03 PM PDT            4.76         -      Not Applicable
  04/29/2026 04 PM PDT            4.62         -      Not Applicable
  04/29/2026 05 PM PDT            4.51         -      Not Applicable
  04/29/2026 06 PM PDT            4.42         -      Not Applicable
  04/29/2026 07 PM PDT            4.36         -      Not Applicable
  04/29/2026 08 PM PDT            4.67         +      Not Applicable
  04/29/2026 09 PM PDT            5.12         +      Not Applicable
  04/29/2026 10 PM PDT            5.63         +      Not Applicable
  04/29/2026 11 PM PDT            5.99         +      Not Applicable
  04/30/2026 12 AM PDT            6.14         +      Not Applicable
  04/30/2026 01 AM PDT            6.04         -      Not Applicable
  04/30/2026 02 AM PDT            5.90         -      Not Applicable
  04/30/2026 03 AM PDT            5.77         -      Not Applicable
  04/30/2026 04 AM PDT            5.62         -      Not Applicable
  04/30/2026 05 AM PDT            5.45         -      Not Applicable
  04/30/2026 06 AM PDT            5.34         -      Not Applicable
  04/30/2026 07 AM PDT            5.21         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  04/30/2026 08 AM PDT            5.08                Not Applicable
  04/30/2026 09 AM PDT            4.93         -      Not Applicable
  04/30/2026 10 AM PDT            4.93         0      Not Applicable
  04/30/2026 11 AM PDT            4.93         0      Not Applicable
  04/30/2026 12 PM PDT            4.93         0      Not Applicable
  04/30/2026 01 PM PDT            4.93         0      Not Applicable
  04/30/2026 02 PM PDT            4.93         0      Not Applicable
  04/30/2026 03 PM PDT            4.93         0      Not Applicable
  04/30/2026 04 PM PDT            4.93         0      Not Applicable
  04/30/2026 05 PM PDT            4.93         0      Not Applicable
  04/30/2026 06 PM PDT            4.93         0      Not Applicable
  04/30/2026 07 PM PDT            4.93         0      Not Applicable
  04/30/2026 08 PM PDT            4.92         -      Not Applicable
  04/30/2026 09 PM PDT            4.92         0      Not Applicable
  04/30/2026 10 PM PDT            4.92         0      Not Applicable
  04/30/2026 11 PM PDT            4.92         0      Not Applicable
  05/01/2026 12 AM PDT            4.92         0      Not Applicable
  05/01/2026 01 AM PDT            4.92         0      Not Applicable
  05/01/2026 02 AM PDT            4.92         0      Not Applicable
  05/01/2026 03 AM PDT            4.92         0      Not Applicable
  05/01/2026 04 AM PDT            4.92         0      Not Applicable
  05/01/2026 05 AM PDT            4.92         0      Not Applicable
  05/01/2026 06 AM PDT            4.92         0      Not Applicable
  05/01/2026 07 AM PDT            4.92         0      Not Applicable
  05/01/2026 08 AM PDT            4.92         0      Not Applicable
  05/01/2026 09 AM PDT            4.92         0      Not Applicable
  05/01/2026 10 AM PDT            4.92         0      Not Applicable
  05/01/2026 11 AM PDT            4.92         0      Not Applicable
  05/01/2026 12 PM PDT            4.92         0      Not Applicable
  05/01/2026 01 PM PDT            4.92         0      Not Applicable
  05/01/2026 02 PM PDT            4.92         0      Not Applicable
  05/01/2026 03 PM PDT            4.92         0      Not Applicable
  05/01/2026 04 PM PDT            4.92         0      Not Applicable
  05/01/2026 05 PM PDT            4.92         0      Not Applicable
  05/01/2026 06 PM PDT            4.92         0      Not Applicable
  05/01/2026 07 PM PDT            4.92         0      Not Applicable
  05/01/2026 08 PM PDT            4.92         0      Not Applicable
  05/01/2026 09 PM PDT            4.92         0      Not Applicable
  05/01/2026 10 PM PDT            4.92         0      Not Applicable
  05/01/2026 11 PM PDT            4.92         0      Not Applicable
  05/02/2026 12 AM PDT            4.91         -      Not Applicable
  05/02/2026 01 AM PDT            4.91         0      Not Applicable
  05/02/2026 02 AM PDT            4.91         0      Not Applicable
  05/02/2026 03 AM PDT            4.91         0      Not Applicable
  05/02/2026 04 AM PDT            4.91         0      Not Applicable
  05/02/2026 05 AM PDT            4.91         0      Not Applicable
  05/02/2026 06 AM PDT            4.91         0      Not Applicable
  05/02/2026 07 AM PDT            4.91         0      Not Applicable
  05/02/2026 08 AM PDT            4.91         0      Not Applicable
  05/02/2026 09 AM PDT            4.91         0      Not Applicable
  05/02/2026 10 AM PDT            4.91         0      Not Applicable
  05/02/2026 11 AM PDT            4.91         0      Not Applicable
  05/02/2026 12 PM PDT            4.91         0      Not Applicable
  05/02/2026 01 PM PDT            4.91         0      Not Applicable
  05/02/2026 02 PM PDT            4.91         0      Not Applicable
  05/02/2026 03 PM PDT            4.91         0      Not Applicable
  05/02/2026 04 PM PDT            4.91         0      Not Applicable
  05/02/2026 05 PM PDT            4.91         0      Not Applicable
  05/02/2026 06 PM PDT            4.91         0      Not Applicable
  05/02/2026 07 PM PDT            4.91         0      Not Applicable
  05/02/2026 08 PM PDT            4.91         0      Not Applicable
  05/02/2026 09 PM PDT            4.91         0      Not Applicable
  05/02/2026 10 PM PDT            4.91         0      Not Applicable
  05/02/2026 11 PM PDT            4.91         0      Not Applicable
  05/03/2026 12 AM PDT            4.91         0      Not Applicable
  05/03/2026 01 AM PDT            4.91         0      Not Applicable
  05/03/2026 02 AM PDT            4.91         0      Not Applicable
  05/03/2026 03 AM PDT            4.91         0      Not Applicable
  05/03/2026 04 AM PDT            4.91         0      Not Applicable
  05/03/2026 05 AM PDT            4.91         0      Not Applicable
  05/03/2026 06 AM PDT            4.91         0      Not Applicable
  05/03/2026 07 AM PDT            4.91         0      Not Applicable
  05/03/2026 08 AM PDT            4.91         0      Not Applicable
  05/03/2026 09 AM PDT            4.91         0      Not Applicable
  05/03/2026 10 AM PDT            4.91         0      Not Applicable
  05/03/2026 11 AM PDT            4.91         0      Not Applicable
  05/03/2026 12 PM PDT            4.91         0      Not Applicable
  05/03/2026 01 PM PDT            4.90         -      Not Applicable
  05/03/2026 02 PM PDT            4.90         0      Not Applicable
  05/03/2026 03 PM PDT            4.90         0      Not Applicable
  05/03/2026 04 PM PDT            4.90         0      Not Applicable
  05/03/2026 05 PM PDT            4.90         0      Not Applicable
  05/03/2026 06 PM PDT            4.90         0      Not Applicable
  05/03/2026 07 PM PDT            4.90         0      Not Applicable
  05/03/2026 08 PM PDT            4.90         0      Not Applicable
  05/03/2026 09 PM PDT            4.90         0      Not Applicable
  05/03/2026 10 PM PDT            4.90         0      Not Applicable
  05/03/2026 11 PM PDT            4.90         0      Not Applicable
  05/04/2026 12 AM PDT            4.90         0      Not Applicable
  05/04/2026 01 AM PDT            4.90         0      Not Applicable
  05/04/2026 02 AM PDT            4.90         0      Not Applicable
  05/04/2026 03 AM PDT            4.90         0      Not Applicable
  05/04/2026 04 AM PDT            4.90         0      Not Applicable
  05/04/2026 05 AM PDT            4.90         0      Not Applicable
  05/04/2026 06 AM PDT            4.90         0      Not Applicable
  05/04/2026 07 AM PDT            4.90         0      Not Applicable
  05/04/2026 08 AM PDT            4.90         0      Not Applicable
  05/04/2026 09 AM PDT            4.90         0      Not Applicable
  05/04/2026 10 AM PDT            4.90         0      Not Applicable
  05/04/2026 11 AM PDT            4.90         0      Not Applicable
  05/04/2026 12 PM PDT            4.90         0      Not Applicable
  05/04/2026 01 PM PDT            4.90         0      Not Applicable
  05/04/2026 02 PM PDT            4.90         0      Not Applicable
  05/04/2026 03 PM PDT            4.90         0      Not Applicable
  05/04/2026 04 PM PDT            4.90         0      Not Applicable
  05/04/2026 05 PM PDT            4.90         0      Not Applicable
  05/04/2026 06 PM PDT            4.90         0      Not Applicable
  05/04/2026 07 PM PDT            4.90         0      Not Applicable
  05/04/2026 08 PM PDT            4.90         0      Not Applicable
  05/04/2026 09 PM PDT            4.90         0      Not Applicable
  05/04/2026 10 PM PDT            4.90         0      Not Applicable
  05/04/2026 11 PM PDT            4.90         0      Not Applicable
  05/05/2026 12 AM PDT            4.90         0      Not Applicable
  05/05/2026 01 AM PDT            4.90         0      Not Applicable
  05/05/2026 02 AM PDT            4.90         0      Not Applicable
  05/05/2026 03 AM PDT            4.90         0      Not Applicable
  05/05/2026 04 AM PDT            4.90         0      Not Applicable
  05/05/2026 05 AM PDT            4.89         -      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Trends are determined using hourly change in unrounded stage.
# NOTE 3: Maximum Values are determined using unrounded stage.