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 11 2026 at 8:32 AM PDTNext Issuance: Apr 12 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:  04/11/2026 at 08:34 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/07/2026 at 03:00 AM PDT
# Maximum Observed Stage:                       5.85 Feet
#
# Earliest Date & Time of Maximum Forecast:     04/11/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       5.06 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  04/06/2026 08 AM PDT            4.01                Not Applicable
  04/06/2026 09 AM PDT            3.68         -      Not Applicable
  04/06/2026 10 AM PDT            3.44         -      Not Applicable
  04/06/2026 11 AM PDT            3.44         0      Not Applicable
  04/06/2026 12 PM PDT            3.44         0      Not Applicable
  04/06/2026 01 PM PDT            3.44         0      Not Applicable
  04/06/2026 02 PM PDT            3.62         +      Not Applicable
  04/06/2026 03 PM PDT            4.08         +      Not Applicable
  04/06/2026 04 PM PDT            4.41         +      Not Applicable
  04/06/2026 05 PM PDT            4.44         +      Not Applicable
  04/06/2026 06 PM PDT            4.32         -      Not Applicable
  04/06/2026 07 PM PDT            4.16         -      Not Applicable
  04/06/2026 08 PM PDT            3.98         -      Not Applicable
  04/06/2026 09 PM PDT            3.96         -      Not Applicable
  04/06/2026 10 PM PDT            4.11         +      Not Applicable
  04/06/2026 11 PM PDT            4.52         +      Not Applicable
  04/07/2026 12 AM PDT            4.91         +      Not Applicable
  04/07/2026 01 AM PDT            5.42         +      Not Applicable
  04/07/2026 02 AM PDT            5.78         +      Not Applicable
  04/07/2026 03 AM PDT            5.85         +      Not Applicable
  04/07/2026 04 AM PDT            5.69         -      Not Applicable
  04/07/2026 05 AM PDT            5.34         -      Not Applicable
  04/07/2026 06 AM PDT            4.87         -      Not Applicable
  04/07/2026 07 AM PDT            4.45         -      Not Applicable
  04/07/2026 08 AM PDT            3.99         -      Not Applicable
  04/07/2026 09 AM PDT            3.67         -      Not Applicable
  04/07/2026 10 AM PDT            3.44         -      Not Applicable
  04/07/2026 11 AM PDT            3.44         0      Not Applicable
  04/07/2026 12 PM PDT            3.44         0      Not Applicable
  04/07/2026 01 PM PDT            3.44         0      Not Applicable
  04/07/2026 02 PM PDT            3.44         0      Not Applicable
  04/07/2026 03 PM PDT            3.44         0      Not Applicable
  04/07/2026 04 PM PDT            3.85         +      Not Applicable
  04/07/2026 05 PM PDT            4.15         +      Not Applicable
  04/07/2026 06 PM PDT            4.21         +      Not Applicable
  04/07/2026 07 PM PDT            4.20         -      Not Applicable
  04/07/2026 08 PM PDT            4.08         -      Not Applicable
  04/07/2026 09 PM PDT            4.04         -      Not Applicable
  04/07/2026 10 PM PDT            4.09         +      Not Applicable
  04/07/2026 11 PM PDT            4.35         +      Not Applicable
  04/08/2026 12 AM PDT            4.67         +      Not Applicable
  04/08/2026 01 AM PDT            5.04         +      Not Applicable
  04/08/2026 02 AM PDT            5.46         +      Not Applicable
  04/08/2026 03 AM PDT            5.70         +      Not Applicable
  04/08/2026 04 AM PDT            5.69         -      Not Applicable
  04/08/2026 05 AM PDT            5.44         -      Not Applicable
  04/08/2026 06 AM PDT            5.00         -      Not Applicable
  04/08/2026 07 AM PDT            4.63         -      Not Applicable
  04/08/2026 08 AM PDT            4.21         -      Not Applicable
  04/08/2026 09 AM PDT            3.82         -      Not Applicable
  04/08/2026 10 AM PDT            3.50         -      Not Applicable
  04/08/2026 11 AM PDT            3.44         -      Not Applicable
  04/08/2026 12 PM PDT            3.44         0      Not Applicable
  04/08/2026 01 PM PDT            3.44         0      Not Applicable
  04/08/2026 02 PM PDT            3.44         0      Not Applicable
  04/08/2026 03 PM PDT            3.44         0      Not Applicable
  04/08/2026 04 PM PDT            3.44         0      Not Applicable
  04/08/2026 05 PM PDT            3.85         +      Not Applicable
  04/08/2026 06 PM PDT            4.18         +      Not Applicable
  04/08/2026 07 PM PDT            4.39         +      Not Applicable
  04/08/2026 08 PM PDT            4.39         0      Not Applicable
  04/08/2026 09 PM PDT            4.36         -      Not Applicable
  04/08/2026 10 PM PDT            4.33         -      Not Applicable
  04/08/2026 11 PM PDT            4.38         +      Not Applicable
  04/09/2026 12 AM PDT            4.57         +      Not Applicable
  04/09/2026 01 AM PDT            4.82         +      Not Applicable
  04/09/2026 02 AM PDT            5.13         +      Not Applicable
  04/09/2026 03 AM PDT            5.46         +      Not Applicable
  04/09/2026 04 AM PDT            5.67         +      Not Applicable
  04/09/2026 05 AM PDT            5.63         -      Not Applicable
  04/09/2026 06 AM PDT            5.45         -      Not Applicable
  04/09/2026 07 AM PDT            5.08         -      Not Applicable
  04/09/2026 08 AM PDT            4.75         -      Not Applicable
  04/09/2026 09 AM PDT            4.36         -      Not Applicable
  04/09/2026 10 AM PDT            3.95         -      Not Applicable
  04/09/2026 11 AM PDT            3.65         -      Not Applicable
  04/09/2026 12 PM PDT            3.44         -      Not Applicable
  04/09/2026 01 PM PDT            3.44         0      Not Applicable
  04/09/2026 02 PM PDT            3.44         0      Not Applicable
  04/09/2026 03 PM PDT            3.44         0      Not Applicable
  04/09/2026 04 PM PDT            3.44         0      Not Applicable
  04/09/2026 05 PM PDT            3.63         +      Not Applicable
  04/09/2026 06 PM PDT            3.99         +      Not Applicable
  04/09/2026 07 PM PDT            4.42         +      Not Applicable
  04/09/2026 08 PM PDT            4.62         +      Not Applicable
  04/09/2026 09 PM PDT            4.67         +      Not Applicable
  04/09/2026 10 PM PDT            4.66         -      Not Applicable
  04/09/2026 11 PM PDT            4.66         0      Not Applicable
  04/10/2026 12 AM PDT            4.68         +      Not Applicable
  04/10/2026 01 AM PDT            4.75         +      Not Applicable
  04/10/2026 02 AM PDT            4.90         +      Not Applicable
  04/10/2026 03 AM PDT            5.15         +      Not Applicable
  04/10/2026 04 AM PDT            5.49         +      Not Applicable
  04/10/2026 05 AM PDT            5.66         +      Not Applicable
  04/10/2026 06 AM PDT            5.69         +      Not Applicable
  04/10/2026 07 AM PDT            5.55         -      Not Applicable
  04/10/2026 08 AM PDT            5.31         -      Not Applicable
  04/10/2026 09 AM PDT            4.99         -      Not Applicable
  04/10/2026 10 AM PDT            4.74         -      Not Applicable
  04/10/2026 11 AM PDT            4.45         -      Not Applicable
  04/10/2026 12 PM PDT            4.11         -      Not Applicable
  04/10/2026 01 PM PDT            3.83         -      Not Applicable
  04/10/2026 02 PM PDT            3.60         -      Not Applicable
  04/10/2026 03 PM PDT            3.44         -      Not Applicable
  04/10/2026 04 PM PDT            3.44         0      Not Applicable
  04/10/2026 05 PM PDT            3.56         +      Not Applicable
  04/10/2026 06 PM PDT            3.92         +      Not Applicable
  04/10/2026 07 PM PDT            4.39         +      Not Applicable
  04/10/2026 08 PM PDT            4.75         +      Not Applicable
  04/10/2026 09 PM PDT            4.98         +      Not Applicable
  04/10/2026 10 PM PDT            5.05         +      Not Applicable
  04/10/2026 11 PM PDT            5.01         -      Not Applicable
  04/11/2026 12 AM PDT            4.93         -      Not Applicable
  04/11/2026 01 AM PDT            4.84         -      Not Applicable
  04/11/2026 02 AM PDT            4.81         -      Not Applicable
  04/11/2026 03 AM PDT            4.86         +      Not Applicable
  04/11/2026 04 AM PDT            5.04         +      Not Applicable
  04/11/2026 05 AM PDT            5.36         +      Not Applicable
  04/11/2026 06 AM PDT            5.63         +      Not Applicable
  04/11/2026 07 AM PDT            5.73         +      Not Applicable
  04/11/2026 08 AM PDT            5.42         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  04/11/2026 09 AM PDT            5.06                Not Applicable
  04/11/2026 10 AM PDT            4.51         -      Not Applicable
  04/11/2026 11 AM PDT            3.69         -      Not Applicable
  04/11/2026 12 PM PDT            3.72         +      Not Applicable
  04/11/2026 01 PM PDT            3.74         +      Not Applicable
  04/11/2026 02 PM PDT            3.76         +      Not Applicable
  04/11/2026 03 PM PDT            3.77         +      Not Applicable
  04/11/2026 04 PM PDT            3.79         +      Not Applicable
  04/11/2026 05 PM PDT            3.81         +      Not Applicable
  04/11/2026 06 PM PDT            3.82         +      Not Applicable
  04/11/2026 07 PM PDT            3.82         0      Not Applicable
  04/11/2026 08 PM PDT            3.83         +      Not Applicable
  04/11/2026 09 PM PDT            3.83         0      Not Applicable
  04/11/2026 10 PM PDT            3.82         -      Not Applicable
  04/11/2026 11 PM PDT            3.82         0      Not Applicable
  04/12/2026 12 AM PDT            3.82         0      Not Applicable
  04/12/2026 01 AM PDT            3.81         -      Not Applicable
  04/12/2026 02 AM PDT            3.81         0      Not Applicable
  04/12/2026 03 AM PDT            3.80         -      Not Applicable
  04/12/2026 04 AM PDT            3.80         0      Not Applicable
  04/12/2026 05 AM PDT            3.80         0      Not Applicable
  04/12/2026 06 AM PDT            3.80         0      Not Applicable
  04/12/2026 07 AM PDT            3.80         0      Not Applicable
  04/12/2026 08 AM PDT            3.81         +      Not Applicable
  04/12/2026 09 AM PDT            3.82         +      Not Applicable
  04/12/2026 10 AM PDT            3.83         +      Not Applicable
  04/12/2026 11 AM PDT            3.85         +      Not Applicable
  04/12/2026 12 PM PDT            3.88         +      Not Applicable
  04/12/2026 01 PM PDT            3.91         +      Not Applicable
  04/12/2026 02 PM PDT            3.96         +      Not Applicable
  04/12/2026 03 PM PDT            4.02         +      Not Applicable
  04/12/2026 04 PM PDT            4.08         +      Not Applicable
  04/12/2026 05 PM PDT            4.14         +      Not Applicable
  04/12/2026 06 PM PDT            4.20         +      Not Applicable
  04/12/2026 07 PM PDT            4.25         +      Not Applicable
  04/12/2026 08 PM PDT            4.29         +      Not Applicable
  04/12/2026 09 PM PDT            4.33         +      Not Applicable
  04/12/2026 10 PM PDT            4.36         +      Not Applicable
  04/12/2026 11 PM PDT            4.39         +      Not Applicable
  04/13/2026 12 AM PDT            4.41         +      Not Applicable
  04/13/2026 01 AM PDT            4.43         +      Not Applicable
  04/13/2026 02 AM PDT            4.44         +      Not Applicable
  04/13/2026 03 AM PDT            4.45         +      Not Applicable
  04/13/2026 04 AM PDT            4.45         0      Not Applicable
  04/13/2026 05 AM PDT            4.45         0      Not Applicable
  04/13/2026 06 AM PDT            4.45         0      Not Applicable
  04/13/2026 07 AM PDT            4.44         -      Not Applicable
  04/13/2026 08 AM PDT            4.43         -      Not Applicable
  04/13/2026 09 AM PDT            4.41         -      Not Applicable
  04/13/2026 10 AM PDT            4.40         -      Not Applicable
  04/13/2026 11 AM PDT            4.38         -      Not Applicable
  04/13/2026 12 PM PDT            4.36         -      Not Applicable
  04/13/2026 01 PM PDT            4.34         -      Not Applicable
  04/13/2026 02 PM PDT            4.32         -      Not Applicable
  04/13/2026 03 PM PDT            4.30         -      Not Applicable
  04/13/2026 04 PM PDT            4.28         -      Not Applicable
  04/13/2026 05 PM PDT            4.26         -      Not Applicable
  04/13/2026 06 PM PDT            4.24         -      Not Applicable
  04/13/2026 07 PM PDT            4.22         -      Not Applicable
  04/13/2026 08 PM PDT            4.20         -      Not Applicable
  04/13/2026 09 PM PDT            4.18         -      Not Applicable
  04/13/2026 10 PM PDT            4.16         -      Not Applicable
  04/13/2026 11 PM PDT            4.14         -      Not Applicable
  04/14/2026 12 AM PDT            4.13         -      Not Applicable
  04/14/2026 01 AM PDT            4.11         -      Not Applicable
  04/14/2026 02 AM PDT            4.09         -      Not Applicable
  04/14/2026 03 AM PDT            4.07         -      Not Applicable
  04/14/2026 04 AM PDT            4.06         -      Not Applicable
  04/14/2026 05 AM PDT            4.04         -      Not Applicable
  04/14/2026 06 AM PDT            4.03         -      Not Applicable
  04/14/2026 07 AM PDT            4.01         -      Not Applicable
  04/14/2026 08 AM PDT            4.00         -      Not Applicable
  04/14/2026 09 AM PDT            3.98         -      Not Applicable
  04/14/2026 10 AM PDT            3.96         -      Not Applicable
  04/14/2026 11 AM PDT            3.95         -      Not Applicable
  04/14/2026 12 PM PDT            3.93         -      Not Applicable
  04/14/2026 01 PM PDT            3.92         -      Not Applicable
  04/14/2026 02 PM PDT            3.91         -      Not Applicable
  04/14/2026 03 PM PDT            3.90         -      Not Applicable
  04/14/2026 04 PM PDT            3.89         -      Not Applicable
  04/14/2026 05 PM PDT            3.88         -      Not Applicable
  04/14/2026 06 PM PDT            3.87         -      Not Applicable
  04/14/2026 07 PM PDT            3.86         -      Not Applicable
  04/14/2026 08 PM PDT            3.86         0      Not Applicable
  04/14/2026 09 PM PDT            3.85         -      Not Applicable
  04/14/2026 10 PM PDT            3.84         -      Not Applicable
  04/14/2026 11 PM PDT            3.84         0      Not Applicable
  04/15/2026 12 AM PDT            3.83         -      Not Applicable
  04/15/2026 01 AM PDT            3.83         0      Not Applicable
  04/15/2026 02 AM PDT            3.82         -      Not Applicable
  04/15/2026 03 AM PDT            3.82         0      Not Applicable
  04/15/2026 04 AM PDT            3.81         -      Not Applicable
  04/15/2026 05 AM PDT            3.81         0      Not Applicable
  04/15/2026 06 AM PDT            3.81         0      Not Applicable
  04/15/2026 07 AM PDT            3.80         -      Not Applicable
  04/15/2026 08 AM PDT            3.80         0      Not Applicable
  04/15/2026 09 AM PDT            3.80         0      Not Applicable
  04/15/2026 10 AM PDT            3.79         -      Not Applicable
  04/15/2026 11 AM PDT            3.79         0      Not Applicable
  04/15/2026 12 PM PDT            3.79         0      Not Applicable
  04/15/2026 01 PM PDT            3.78         -      Not Applicable
  04/15/2026 02 PM PDT            3.78         0      Not Applicable
  04/15/2026 03 PM PDT            3.77         -      Not Applicable
  04/15/2026 04 PM PDT            3.77         0      Not Applicable
  04/15/2026 05 PM PDT            3.77         0      Not Applicable
  04/15/2026 06 PM PDT            3.77         0      Not Applicable
  04/15/2026 07 PM PDT            3.76         -      Not Applicable
  04/15/2026 08 PM PDT            3.76         0      Not Applicable
  04/15/2026 09 PM PDT            3.76         0      Not Applicable
  04/15/2026 10 PM PDT            3.75         -      Not Applicable
  04/15/2026 11 PM PDT            3.75         0      Not Applicable
  04/16/2026 12 AM PDT            3.75         0      Not Applicable
  04/16/2026 01 AM PDT            3.75         0      Not Applicable
  04/16/2026 02 AM PDT            3.74         -      Not Applicable
  04/16/2026 03 AM PDT            3.74         0      Not Applicable
  04/16/2026 04 AM PDT            3.74         0      Not Applicable
  04/16/2026 05 AM PDT            3.74         0      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.