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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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RUSSIAN RIVER - GUERNEVILLE (GUEC1)
Latitude: 38.50º NLongitude: 123.00º WElevation: 65 Feet
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Jun 20 2025 at 11:22 AM PDTNext Issuance: Jun 21 2025 at 9:00 AM PDT
Action/Monitor: 29.0 FeetMinor Flood: 32.0 FeetModerate Flood: 35.0 FeetMajor Flood: 40.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Guerneville (GUEC1)
#
# File Generation Time:  06/20/2025 at 11:23 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/20/2025 at 03:00 AM PDT
# Maximum Observed Stage:                       8.46 Feet
#
# Earliest Date & Time of Maximum Forecast:     06/20/2025 at 11:00 AM PDT
# Maximum Forecast Stage:                       8.45 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  06/15/2025 11 AM PDT            7.21                        Normal
  06/15/2025 12 PM PDT            7.21         0              Normal
  06/15/2025 01 PM PDT            7.21         0              Normal
  06/15/2025 02 PM PDT            7.21         0              Normal
  06/15/2025 03 PM PDT            7.21         0              Normal
  06/15/2025 04 PM PDT            7.22         +              Normal
  06/15/2025 05 PM PDT            7.22         0              Normal
  06/15/2025 06 PM PDT            7.22         0              Normal
  06/15/2025 07 PM PDT            7.22         0              Normal
  06/15/2025 08 PM PDT            7.22         0              Normal
  06/15/2025 09 PM PDT            7.22         0              Normal
  06/15/2025 10 PM PDT            7.22         0              Normal
  06/15/2025 11 PM PDT            7.22         0              Normal
  06/16/2025 12 AM PDT            7.22         0              Normal
  06/16/2025 01 AM PDT            7.22         0              Normal
  06/16/2025 02 AM PDT            7.22         0              Normal
  06/16/2025 03 AM PDT            7.22         0              Normal
  06/16/2025 04 AM PDT            7.22         0              Normal
  06/16/2025 05 AM PDT            7.22         0              Normal
  06/16/2025 06 AM PDT            7.22         0              Normal
  06/16/2025 07 AM PDT            7.22         0              Normal
  06/16/2025 08 AM PDT            7.22         0              Normal
  06/16/2025 09 AM PDT            7.22         0              Normal
  06/16/2025 10 AM PDT            7.22         0              Normal
  06/16/2025 11 AM PDT            7.22         0              Normal
  06/16/2025 12 PM PDT            7.22         0              Normal
  06/16/2025 01 PM PDT            7.22         0              Normal
  06/16/2025 02 PM PDT            7.22         0              Normal
  06/16/2025 03 PM PDT            7.22         0              Normal
  06/16/2025 04 PM PDT            7.22         0              Normal
  06/16/2025 05 PM PDT            7.22         0              Normal
  06/16/2025 06 PM PDT            7.22         0              Normal
  06/16/2025 07 PM PDT            7.22         0              Normal
  06/16/2025 08 PM PDT            7.22         0              Normal
  06/16/2025 09 PM PDT            7.22         0              Normal
  06/16/2025 10 PM PDT            7.22         0              Normal
  06/16/2025 11 PM PDT            7.22         0              Normal
  06/17/2025 12 AM PDT            7.22         0              Normal
  06/17/2025 01 AM PDT            7.22         0              Normal
  06/17/2025 02 AM PDT            7.22         0              Normal
  06/17/2025 03 AM PDT            7.22         0              Normal
  06/17/2025 04 AM PDT            7.22         0              Normal
  06/17/2025 05 AM PDT            7.22         0              Normal
  06/17/2025 06 AM PDT            7.22         0              Normal
  06/17/2025 07 AM PDT            7.22         0              Normal
  06/17/2025 08 AM PDT            7.22         0              Normal
  06/17/2025 09 AM PDT            7.22         0              Normal
  06/17/2025 10 AM PDT            7.22         0              Normal
  06/17/2025 11 AM PDT            7.22         0              Normal
  06/17/2025 12 PM PDT            7.22         0              Normal
  06/17/2025 01 PM PDT            7.22         0              Normal
  06/17/2025 02 PM PDT            7.22         0              Normal
  06/17/2025 03 PM PDT            7.22         0              Normal
  06/17/2025 04 PM PDT            7.23         +              Normal
  06/17/2025 05 PM PDT            7.23         0              Normal
  06/17/2025 06 PM PDT            7.23         0              Normal
  06/17/2025 07 PM PDT            7.23         0              Normal
  06/17/2025 08 PM PDT            7.23         0              Normal
  06/17/2025 09 PM PDT            7.23         0              Normal
  06/17/2025 10 PM PDT            7.23         0              Normal
  06/17/2025 11 PM PDT            7.23         0              Normal
  06/18/2025 12 AM PDT            7.23         0              Normal
  06/18/2025 01 AM PDT            7.23         0              Normal
  06/18/2025 02 AM PDT            7.23         0              Normal
  06/18/2025 03 AM PDT            7.23         0              Normal
  06/18/2025 04 AM PDT            7.23         0              Normal
  06/18/2025 05 AM PDT            7.23         0              Normal
  06/18/2025 06 AM PDT            7.23         0              Normal
  06/18/2025 07 AM PDT            7.23         0              Normal
  06/18/2025 08 AM PDT            7.23         0              Normal
  06/18/2025 09 AM PDT            7.23         0              Normal
  06/18/2025 10 AM PDT            7.23         0              Normal
  06/18/2025 11 AM PDT            7.23         0              Normal
  06/18/2025 12 PM PDT            7.23         0              Normal
  06/18/2025 01 PM PDT            7.23         0              Normal
  06/18/2025 02 PM PDT            7.44         +              Normal
  06/18/2025 03 PM PDT            7.65         +              Normal
  06/18/2025 04 PM PDT            7.80         +              Normal
  06/18/2025 05 PM PDT            7.95         +              Normal
  06/18/2025 06 PM PDT            8.06         +              Normal
  06/18/2025 07 PM PDT            8.16         +              Normal
  06/18/2025 08 PM PDT            8.24         +              Normal
  06/18/2025 09 PM PDT            8.30         +              Normal
  06/18/2025 10 PM PDT            8.34         +              Normal
  06/18/2025 11 PM PDT            8.38         +              Normal
  06/19/2025 12 AM PDT            8.38         0              Normal
  06/19/2025 01 AM PDT            8.39         +              Normal
  06/19/2025 02 AM PDT            8.41         +              Normal
  06/19/2025 03 AM PDT            8.41         0              Normal
  06/19/2025 04 AM PDT            8.41         0              Normal
  06/19/2025 05 AM PDT            8.42         +              Normal
  06/19/2025 06 AM PDT            8.42         0              Normal
  06/19/2025 07 AM PDT            8.43         +              Normal
  06/19/2025 08 AM PDT            8.43         0              Normal
  06/19/2025 09 AM PDT            8.44         +              Normal
  06/19/2025 10 AM PDT            8.45         +              Normal
  06/19/2025 11 AM PDT            8.42         -              Normal
  06/19/2025 12 PM PDT            8.41         -              Normal
  06/19/2025 01 PM PDT            8.42         +              Normal
  06/19/2025 02 PM PDT            8.44         +              Normal
  06/19/2025 03 PM PDT            8.40         -              Normal
  06/19/2025 04 PM PDT            8.43         +              Normal
  06/19/2025 05 PM PDT            8.42         -              Normal
  06/19/2025 06 PM PDT            8.44         +              Normal
  06/19/2025 07 PM PDT            8.46         +              Normal
  06/19/2025 08 PM PDT            8.46         0              Normal
  06/19/2025 09 PM PDT            8.46         0              Normal
  06/19/2025 10 PM PDT            8.46         0              Normal
  06/19/2025 11 PM PDT            8.46         0              Normal
  06/20/2025 12 AM PDT            8.46         0              Normal
  06/20/2025 01 AM PDT            8.46         0              Normal
  06/20/2025 02 AM PDT            8.45         -              Normal
  06/20/2025 03 AM PDT            8.46         +              Normal
  06/20/2025 04 AM PDT            8.45         -              Normal
  06/20/2025 05 AM PDT            8.45         0              Normal
  06/20/2025 06 AM PDT            8.45         0              Normal
  06/20/2025 07 AM PDT            8.45         0              Normal
  06/20/2025 08 AM PDT            8.45         0              Normal
  06/20/2025 09 AM PDT            8.45         0              Normal
  06/20/2025 10 AM PDT            8.45         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  06/20/2025 11 AM PDT            8.45                        Normal
  06/20/2025 12 PM PDT            8.45         0              Normal
  06/20/2025 01 PM PDT            8.45         0              Normal
  06/20/2025 02 PM PDT            8.45         0              Normal
  06/20/2025 03 PM PDT            8.45         0              Normal
  06/20/2025 04 PM PDT            8.45         0              Normal
  06/20/2025 05 PM PDT            8.45         0              Normal
  06/20/2025 06 PM PDT            8.45         0              Normal
  06/20/2025 07 PM PDT            8.45         0              Normal
  06/20/2025 08 PM PDT            8.45         0              Normal
  06/20/2025 09 PM PDT            8.45         0              Normal
  06/20/2025 10 PM PDT            8.45         0              Normal
  06/20/2025 11 PM PDT            8.45         0              Normal
  06/21/2025 12 AM PDT            8.45         0              Normal
  06/21/2025 01 AM PDT            8.44         -              Normal
  06/21/2025 02 AM PDT            8.44         0              Normal
  06/21/2025 03 AM PDT            8.44         0              Normal
  06/21/2025 04 AM PDT            8.44         0              Normal
  06/21/2025 05 AM PDT            8.44         0              Normal
  06/21/2025 06 AM PDT            8.44         0              Normal
  06/21/2025 07 AM PDT            8.44         0              Normal
  06/21/2025 08 AM PDT            8.44         0              Normal
  06/21/2025 09 AM PDT            8.44         0              Normal
  06/21/2025 10 AM PDT            8.44         0              Normal
  06/21/2025 11 AM PDT            8.44         0              Normal
  06/21/2025 12 PM PDT            8.44         0              Normal
  06/21/2025 01 PM PDT            8.44         0              Normal
  06/21/2025 02 PM PDT            8.44         0              Normal
  06/21/2025 03 PM PDT            8.44         0              Normal
  06/21/2025 04 PM PDT            8.44         0              Normal
  06/21/2025 05 PM PDT            8.44         0              Normal
  06/21/2025 06 PM PDT            8.44         0              Normal
  06/21/2025 07 PM PDT            8.44         0              Normal
  06/21/2025 08 PM PDT            8.44         0              Normal
  06/21/2025 09 PM PDT            8.44         0              Normal
  06/21/2025 10 PM PDT            8.44         0              Normal
  06/21/2025 11 PM PDT            8.44         0              Normal
  06/22/2025 12 AM PDT            8.44         0              Normal
  06/22/2025 01 AM PDT            8.44         0              Normal
  06/22/2025 02 AM PDT            8.44         0              Normal
  06/22/2025 03 AM PDT            8.44         0              Normal
  06/22/2025 04 AM PDT            8.44         0              Normal
  06/22/2025 05 AM PDT            8.44         0              Normal
  06/22/2025 06 AM PDT            8.44         0              Normal
  06/22/2025 07 AM PDT            8.44         0              Normal
  06/22/2025 08 AM PDT            8.44         0              Normal
  06/22/2025 09 AM PDT            8.44         0              Normal
  06/22/2025 10 AM PDT            8.44         0              Normal
  06/22/2025 11 AM PDT            8.44         0              Normal
  06/22/2025 12 PM PDT            8.44         0              Normal
  06/22/2025 01 PM PDT            8.44         0              Normal
  06/22/2025 02 PM PDT            8.44         0              Normal
  06/22/2025 03 PM PDT            8.43         -              Normal
  06/22/2025 04 PM PDT            8.43         0              Normal
  06/22/2025 05 PM PDT            8.43         0              Normal
  06/22/2025 06 PM PDT            8.43         0              Normal
  06/22/2025 07 PM PDT            8.43         0              Normal
  06/22/2025 08 PM PDT            8.43         0              Normal
  06/22/2025 09 PM PDT            8.43         0              Normal
  06/22/2025 10 PM PDT            8.43         0              Normal
  06/22/2025 11 PM PDT            8.43         0              Normal
  06/23/2025 12 AM PDT            8.43         0              Normal
  06/23/2025 01 AM PDT            8.43         0              Normal
  06/23/2025 02 AM PDT            8.43         0              Normal
  06/23/2025 03 AM PDT            8.43         0              Normal
  06/23/2025 04 AM PDT            8.43         0              Normal
  06/23/2025 05 AM PDT            8.43         0              Normal
  06/23/2025 06 AM PDT            8.43         0              Normal
  06/23/2025 07 AM PDT            8.43         0              Normal
  06/23/2025 08 AM PDT            8.43         0              Normal
  06/23/2025 09 AM PDT            8.43         0              Normal
  06/23/2025 10 AM PDT            8.43         0              Normal
  06/23/2025 11 AM PDT            8.43         0              Normal
  06/23/2025 12 PM PDT            8.43         0              Normal
  06/23/2025 01 PM PDT            8.43         0              Normal
  06/23/2025 02 PM PDT            8.43         0              Normal
  06/23/2025 03 PM PDT            8.43         0              Normal
  06/23/2025 04 PM PDT            8.43         0              Normal
  06/23/2025 05 PM PDT            8.43         0              Normal
  06/23/2025 06 PM PDT            8.43         0              Normal
  06/23/2025 07 PM PDT            8.43         0              Normal
  06/23/2025 08 PM PDT            8.43         0              Normal
  06/23/2025 09 PM PDT            8.43         0              Normal
  06/23/2025 10 PM PDT            8.43         0              Normal
  06/23/2025 11 PM PDT            8.43         0              Normal
  06/24/2025 12 AM PDT            8.43         0              Normal
  06/24/2025 01 AM PDT            8.43         0              Normal
  06/24/2025 02 AM PDT            8.43         0              Normal
  06/24/2025 03 AM PDT            8.43         0              Normal
  06/24/2025 04 AM PDT            8.43         0              Normal
  06/24/2025 05 AM PDT            8.42         -              Normal
  06/24/2025 06 AM PDT            8.42         0              Normal
  06/24/2025 07 AM PDT            8.42         0              Normal
  06/24/2025 08 AM PDT            8.42         0              Normal
  06/24/2025 09 AM PDT            8.42         0              Normal
  06/24/2025 10 AM PDT            8.42         0              Normal
  06/24/2025 11 AM PDT            8.42         0              Normal
  06/24/2025 12 PM PDT            8.42         0              Normal
  06/24/2025 01 PM PDT            8.42         0              Normal
  06/24/2025 02 PM PDT            8.42         0              Normal
  06/24/2025 03 PM PDT            8.42         0              Normal
  06/24/2025 04 PM PDT            8.42         0              Normal
  06/24/2025 05 PM PDT            8.42         0              Normal
  06/24/2025 06 PM PDT            8.42         0              Normal
  06/24/2025 07 PM PDT            8.42         0              Normal
  06/24/2025 08 PM PDT            8.42         0              Normal
  06/24/2025 09 PM PDT            8.42         0              Normal
  06/24/2025 10 PM PDT            8.42         0              Normal
  06/24/2025 11 PM PDT            8.42         0              Normal
  06/25/2025 12 AM PDT            8.42         0              Normal
  06/25/2025 01 AM PDT            8.42         0              Normal
  06/25/2025 02 AM PDT            8.42         0              Normal
  06/25/2025 03 AM PDT            8.42         0              Normal
  06/25/2025 04 AM PDT            8.42         0              Normal
  06/25/2025 05 AM PDT            8.42         0              Normal
#
# 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.