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: Dec 28 2025 at 8:55 AM PSTNext Issuance: Dec 29 2025 at 9:00 AM PST
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:  12/28/2025 at 08:55 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/26/2025 at 02:00 PM PST
# Maximum Observed Stage:                       21.46 Feet
#
# Earliest Date & Time of Maximum Forecast:     12/28/2025 at 09:00 AM PST
# Maximum Forecast Stage:                       16.39 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  12/23/2025 08 AM PST           20.61                        Normal
  12/23/2025 09 AM PST           20.36         -              Normal
  12/23/2025 10 AM PST           20.09         -              Normal
  12/23/2025 11 AM PST           19.80         -              Normal
  12/23/2025 12 PM PST           19.50         -              Normal
  12/23/2025 01 PM PST           19.19         -              Normal
  12/23/2025 02 PM PST           18.86         -              Normal
  12/23/2025 03 PM PST           18.52         -              Normal
  12/23/2025 04 PM PST           18.18         -              Normal
  12/23/2025 05 PM PST           17.82         -              Normal
  12/23/2025 06 PM PST           17.48         -              Normal
  12/23/2025 07 PM PST           17.14         -              Normal
  12/23/2025 08 PM PST           16.81         -              Normal
  12/23/2025 09 PM PST           16.49         -              Normal
  12/23/2025 10 PM PST           16.23         -              Normal
  12/23/2025 11 PM PST           15.96         -              Normal
  12/24/2025 12 AM PST           15.74         -              Normal
  12/24/2025 01 AM PST           15.53         -              Normal
  12/24/2025 02 AM PST           15.36         -              Normal
  12/24/2025 03 AM PST           15.21         -              Normal
  12/24/2025 04 AM PST           15.09         -              Normal
  12/24/2025 05 AM PST           14.99         -              Normal
  12/24/2025 06 AM PST           14.92         -              Normal
  12/24/2025 07 AM PST           14.86         -              Normal
  12/24/2025 08 AM PST           14.84         -              Normal
  12/24/2025 09 AM PST           14.84         0              Normal
  12/24/2025 10 AM PST           14.88         +              Normal
  12/24/2025 11 AM PST           14.94         +              Normal
  12/24/2025 12 PM PST           15.02         +              Normal
  12/24/2025 01 PM PST           15.14         +              Normal
  12/24/2025 02 PM PST           15.27         +              Normal
  12/24/2025 03 PM PST           15.44         +              Normal
  12/24/2025 04 PM PST           15.63         +              Normal
  12/24/2025 05 PM PST           15.82         +              Normal
  12/24/2025 06 PM PST           16.08         +              Normal
  12/24/2025 07 PM PST           16.40         +              Normal
  12/24/2025 08 PM PST           16.74         +              Normal
  12/24/2025 09 PM PST           17.12         +              Normal
  12/24/2025 10 PM PST           17.49         +              Normal
  12/24/2025 11 PM PST           17.90         +              Normal
  12/25/2025 12 AM PST           18.28         +              Normal
  12/25/2025 01 AM PST           18.63         +              Normal
  12/25/2025 02 AM PST           18.96         +              Normal
  12/25/2025 03 AM PST           19.34         +              Normal
  12/25/2025 04 AM PST           19.70         +              Normal
  12/25/2025 05 AM PST           19.93         +              Normal
  12/25/2025 06 AM PST           20.10         +              Normal
  12/25/2025 07 AM PST           20.25         +              Normal
  12/25/2025 08 AM PST           20.34         +              Normal
  12/25/2025 09 AM PST           20.44         +              Normal
  12/25/2025 10 AM PST           20.51         +              Normal
  12/25/2025 11 AM PST           20.55         +              Normal
  12/25/2025 12 PM PST           20.64         +              Normal
  12/25/2025 01 PM PST           20.72         +              Normal
  12/25/2025 02 PM PST           20.80         +              Normal
  12/25/2025 03 PM PST           20.86         +              Normal
  12/25/2025 04 PM PST           20.92         +              Normal
  12/25/2025 05 PM PST           20.97         +              Normal
  12/25/2025 06 PM PST           21.01         +              Normal
  12/25/2025 07 PM PST           21.05         +              Normal
  12/25/2025 08 PM PST           21.10         +              Normal
  12/25/2025 09 PM PST           21.14         +              Normal
  12/25/2025 10 PM PST           21.17         +              Normal
  12/25/2025 11 PM PST           21.21         +              Normal
  12/26/2025 12 AM PST           21.24         +              Normal
  12/26/2025 01 AM PST           21.28         +              Normal
  12/26/2025 02 AM PST           21.31         +              Normal
  12/26/2025 03 AM PST           21.33         +              Normal
  12/26/2025 04 AM PST           21.36         +              Normal
  12/26/2025 05 AM PST           21.39         +              Normal
  12/26/2025 06 AM PST           21.41         +              Normal
  12/26/2025 07 AM PST           21.40         -              Normal
  12/26/2025 08 AM PST           21.43         +              Normal
  12/26/2025 09 AM PST           21.45         +              Normal
  12/26/2025 10 AM PST           21.44         -              Normal
  12/26/2025 11 AM PST           21.45         +              Normal
  12/26/2025 12 PM PST           21.44         -              Normal
  12/26/2025 01 PM PST           21.44         0              Normal
  12/26/2025 02 PM PST           21.46         +              Normal
  12/26/2025 03 PM PST           21.45         -              Normal
  12/26/2025 04 PM PST           21.45         0              Normal
  12/26/2025 05 PM PST           21.44         -              Normal
  12/26/2025 06 PM PST           21.40         -              Normal
  12/26/2025 07 PM PST           21.38         -              Normal
  12/26/2025 08 PM PST           21.33         -              Normal
  12/26/2025 09 PM PST           21.28         -              Normal
  12/26/2025 10 PM PST           21.22         -              Normal
  12/26/2025 11 PM PST           21.17         -              Normal
  12/27/2025 12 AM PST           21.12         -              Normal
  12/27/2025 01 AM PST           21.07         -              Normal
  12/27/2025 02 AM PST           21.02         -              Normal
  12/27/2025 03 AM PST           20.97         -              Normal
  12/27/2025 04 AM PST           20.93         -              Normal
  12/27/2025 05 AM PST           20.88         -              Normal
  12/27/2025 06 AM PST           20.83         -              Normal
  12/27/2025 07 AM PST           20.77         -              Normal
  12/27/2025 08 AM PST           20.71         -              Normal
  12/27/2025 09 AM PST           20.66         -              Normal
  12/27/2025 10 AM PST           20.60         -              Normal
  12/27/2025 11 AM PST           20.53         -              Normal
  12/27/2025 12 PM PST           20.45         -              Normal
  12/27/2025 01 PM PST           20.34         -              Normal
  12/27/2025 02 PM PST           20.22         -              Normal
  12/27/2025 03 PM PST           20.09         -              Normal
  12/27/2025 04 PM PST           19.95         -              Normal
  12/27/2025 05 PM PST           19.80         -              Normal
  12/27/2025 06 PM PST           19.64         -              Normal
  12/27/2025 07 PM PST           19.46         -              Normal
  12/27/2025 08 PM PST           19.28         -              Normal
  12/27/2025 09 PM PST           19.08         -              Normal
  12/27/2025 10 PM PST           18.88         -              Normal
  12/27/2025 11 PM PST           18.66         -              Normal
  12/28/2025 12 AM PST           18.45         -              Normal
  12/28/2025 01 AM PST           18.22         -              Normal
  12/28/2025 02 AM PST           17.98         -              Normal
  12/28/2025 03 AM PST           17.74         -              Normal
  12/28/2025 04 AM PST           17.49         -              Normal
  12/28/2025 05 AM PST           17.25         -              Normal
  12/28/2025 06 AM PST           17.02         -              Normal
  12/28/2025 07 AM PST           16.75         -              Normal
  12/28/2025 08 AM PST           16.58         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  12/28/2025 09 AM PST           16.39                        Normal
  12/28/2025 10 AM PST           16.20         -              Normal
  12/28/2025 11 AM PST           16.02         -              Normal
  12/28/2025 12 PM PST           15.83         -              Normal
  12/28/2025 01 PM PST           15.64         -              Normal
  12/28/2025 02 PM PST           15.45         -              Normal
  12/28/2025 03 PM PST           15.27         -              Normal
  12/28/2025 04 PM PST           15.06         -              Normal
  12/28/2025 05 PM PST           14.84         -              Normal
  12/28/2025 06 PM PST           14.63         -              Normal
  12/28/2025 07 PM PST           14.43         -              Normal
  12/28/2025 08 PM PST           14.23         -              Normal
  12/28/2025 09 PM PST           14.03         -              Normal
  12/28/2025 10 PM PST           13.84         -              Normal
  12/28/2025 11 PM PST           13.65         -              Normal
  12/29/2025 12 AM PST           13.47         -              Normal
  12/29/2025 01 AM PST           13.27         -              Normal
  12/29/2025 02 AM PST           13.07         -              Normal
  12/29/2025 03 AM PST           12.89         -              Normal
  12/29/2025 04 AM PST           12.73         -              Normal
  12/29/2025 05 AM PST           12.58         -              Normal
  12/29/2025 06 AM PST           12.44         -              Normal
  12/29/2025 07 AM PST           12.31         -              Normal
  12/29/2025 08 AM PST           12.19         -              Normal
  12/29/2025 09 AM PST           12.08         -              Normal
  12/29/2025 10 AM PST           11.97         -              Normal
  12/29/2025 11 AM PST           11.88         -              Normal
  12/29/2025 12 PM PST           11.79         -              Normal
  12/29/2025 01 PM PST           11.71         -              Normal
  12/29/2025 02 PM PST           11.64         -              Normal
  12/29/2025 03 PM PST           11.57         -              Normal
  12/29/2025 04 PM PST           11.49         -              Normal
  12/29/2025 05 PM PST           11.42         -              Normal
  12/29/2025 06 PM PST           11.34         -              Normal
  12/29/2025 07 PM PST           11.27         -              Normal
  12/29/2025 08 PM PST           11.17         -              Normal
  12/29/2025 09 PM PST           11.07         -              Normal
  12/29/2025 10 PM PST           10.98         -              Normal
  12/29/2025 11 PM PST           10.89         -              Normal
  12/30/2025 12 AM PST           10.82         -              Normal
  12/30/2025 01 AM PST           10.75         -              Normal
  12/30/2025 02 AM PST           10.68         -              Normal
  12/30/2025 03 AM PST           10.62         -              Normal
  12/30/2025 04 AM PST           10.55         -              Normal
  12/30/2025 05 AM PST           10.49         -              Normal
  12/30/2025 06 AM PST           10.43         -              Normal
  12/30/2025 07 AM PST           10.37         -              Normal
  12/30/2025 08 AM PST           10.31         -              Normal
  12/30/2025 09 AM PST           10.25         -              Normal
  12/30/2025 10 AM PST           10.20         -              Normal
  12/30/2025 11 AM PST           10.14         -              Normal
  12/30/2025 12 PM PST           10.09         -              Normal
  12/30/2025 01 PM PST           10.04         -              Normal
  12/30/2025 02 PM PST            9.99         -              Normal
  12/30/2025 03 PM PST            9.94         -              Normal
  12/30/2025 04 PM PST            9.89         -              Normal
  12/30/2025 05 PM PST            9.84         -              Normal
  12/30/2025 06 PM PST            9.79         -              Normal
  12/30/2025 07 PM PST            9.74         -              Normal
  12/30/2025 08 PM PST            9.70         -              Normal
  12/30/2025 09 PM PST            9.65         -              Normal
  12/30/2025 10 PM PST            9.60         -              Normal
  12/30/2025 11 PM PST            9.55         -              Normal
  12/31/2025 12 AM PST            9.51         -              Normal
  12/31/2025 01 AM PST            9.46         -              Normal
  12/31/2025 02 AM PST            9.42         -              Normal
  12/31/2025 03 AM PST            9.37         -              Normal
  12/31/2025 04 AM PST            9.33         -              Normal
  12/31/2025 05 AM PST            9.29         -              Normal
  12/31/2025 06 AM PST            9.25         -              Normal
  12/31/2025 07 AM PST            9.22         -              Normal
  12/31/2025 08 AM PST            9.18         -              Normal
  12/31/2025 09 AM PST            9.15         -              Normal
  12/31/2025 10 AM PST            9.12         -              Normal
  12/31/2025 11 AM PST            9.09         -              Normal
  12/31/2025 12 PM PST            9.07         -              Normal
  12/31/2025 01 PM PST            9.04         -              Normal
  12/31/2025 02 PM PST            9.02         -              Normal
  12/31/2025 03 PM PST            8.99         -              Normal
  12/31/2025 04 PM PST            8.96         -              Normal
  12/31/2025 05 PM PST            8.94         -              Normal
  12/31/2025 06 PM PST            8.92         -              Normal
  12/31/2025 07 PM PST            8.89         -              Normal
  12/31/2025 08 PM PST            8.87         -              Normal
  12/31/2025 09 PM PST            8.85         -              Normal
  12/31/2025 10 PM PST            8.82         -              Normal
  12/31/2025 11 PM PST            8.80         -              Normal
  01/01/2026 12 AM PST            8.78         -              Normal
  01/01/2026 01 AM PST            8.75         -              Normal
  01/01/2026 02 AM PST            8.73         -              Normal
  01/01/2026 03 AM PST            8.71         -              Normal
  01/01/2026 04 AM PST            8.68         -              Normal
  01/01/2026 05 AM PST            8.66         -              Normal
  01/01/2026 06 AM PST            8.64         -              Normal
  01/01/2026 07 AM PST            8.62         -              Normal
  01/01/2026 08 AM PST            8.60         -              Normal
  01/01/2026 09 AM PST            8.58         -              Normal
  01/01/2026 10 AM PST            8.55         -              Normal
  01/01/2026 11 AM PST            8.53         -              Normal
  01/01/2026 12 PM PST            8.51         -              Normal
  01/01/2026 01 PM PST            8.49         -              Normal
  01/01/2026 02 PM PST            8.47         -              Normal
  01/01/2026 03 PM PST            8.46         -              Normal
  01/01/2026 04 PM PST            8.44         -              Normal
  01/01/2026 05 PM PST            8.42         -              Normal
  01/01/2026 06 PM PST            8.40         -              Normal
  01/01/2026 07 PM PST            8.38         -              Normal
  01/01/2026 08 PM PST            8.36         -              Normal
  01/01/2026 09 PM PST            8.35         -              Normal
  01/01/2026 10 PM PST            8.33         -              Normal
  01/01/2026 11 PM PST            8.31         -              Normal
  01/02/2026 12 AM PST            8.30         -              Normal
  01/02/2026 01 AM PST            8.28         -              Normal
  01/02/2026 02 AM PST            8.27         -              Normal
  01/02/2026 03 AM PST            8.26         -              Normal
  01/02/2026 04 AM PST            8.25         -              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.