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

 | 

SANTA ROSA CREEK - SANTA ROSA (SSAC1)
Latitude: 38.44º NLongitude: 122.72º WElevation: 138 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Feb 28 2026 at 7:42 AM PSTNext Issuance: Mar 01 2026 at 9:00 AM PST
Action/Monitor: 40.0 FeetMinor Flood: 41.0 FeetModerate Flood: 45.0 FeetMajor Flood: 50.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Santa Rosa Creek - Santa Rosa (SSAC1)
#
# File Generation Time:  02/28/2026 at 07:44 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/25/2026 at 04:00 AM PST
# Maximum Observed Stage:                       26.48 Feet
# Maximum Observed Flow:                        641 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/28/2026 at 08:00 AM PST
# Maximum Forecast Stage:                       24.71 Feet
# Maximum Forecast Flow:                        83 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/23/2026 07 AM PST           24.53             60                        Normal
  02/23/2026 08 AM PST           24.53             60         0              Normal
  02/23/2026 09 AM PST           24.52             59         -              Normal
  02/23/2026 10 AM PST           24.52             59         0              Normal
  02/23/2026 11 AM PST           24.52             59         0              Normal
  02/23/2026 12 PM PST           24.52             59         0              Normal
  02/23/2026 01 PM PST           24.52             59         0              Normal
  02/23/2026 02 PM PST           24.52             59         0              Normal
  02/23/2026 03 PM PST           24.51             58         -              Normal
  02/23/2026 04 PM PST           24.51             58         0              Normal
  02/23/2026 05 PM PST           24.51             58         0              Normal
  02/23/2026 06 PM PST           24.50             57         -              Normal
  02/23/2026 07 PM PST           24.49             56         -              Normal
  02/23/2026 08 PM PST           24.49             56         0              Normal
  02/23/2026 09 PM PST           24.49             56         0              Normal
  02/23/2026 10 PM PST           24.48             55         -              Normal
  02/23/2026 11 PM PST           24.49             56         +              Normal
  02/24/2026 12 AM PST           24.50             57         +              Normal
  02/24/2026 01 AM PST           24.49             56         -              Normal
  02/24/2026 02 AM PST           24.51             58         +              Normal
  02/24/2026 03 AM PST           24.50             57         -              Normal
  02/24/2026 04 AM PST           24.50             57         0              Normal
  02/24/2026 05 AM PST           24.50             57         0              Normal
  02/24/2026 06 AM PST           24.49             56         -              Normal
  02/24/2026 07 AM PST           24.49             56         0              Normal
  02/24/2026 08 AM PST           24.49             56         0              Normal
  02/24/2026 09 AM PST           24.49             56         0              Normal
  02/24/2026 10 AM PST           24.48             55         -              Normal
  02/24/2026 11 AM PST           24.49             56         +              Normal
  02/24/2026 12 PM PST           24.48             55         -              Normal
  02/24/2026 01 PM PST           24.48             55         0              Normal
  02/24/2026 02 PM PST           24.48             55         0              Normal
  02/24/2026 03 PM PST           24.49             56         +              Normal
  02/24/2026 04 PM PST           24.49             56         0              Normal
  02/24/2026 05 PM PST           24.76             91         +              Normal
  02/24/2026 06 PM PST           24.99            135         +              Normal
  02/24/2026 07 PM PST           25.52            295         +              Normal
  02/24/2026 08 PM PST           25.92            436         +              Normal
  02/24/2026 09 PM PST           26.16            526         +              Normal
  02/24/2026 10 PM PST           26.27            569         +              Normal
  02/24/2026 11 PM PST           26.34            595         +              Normal
  02/25/2026 12 AM PST           26.40            615         +              Normal
  02/25/2026 01 AM PST           26.37            605         -              Normal
  02/25/2026 02 AM PST           26.33            592         -              Normal
  02/25/2026 03 AM PST           26.43            625         +              Normal
  02/25/2026 04 AM PST           26.48            641         +              Normal
  02/25/2026 05 AM PST           26.34            595         -              Normal
  02/25/2026 06 AM PST           26.18            534         -              Normal
  02/25/2026 07 AM PST           26.06            488         -              Normal
  02/25/2026 08 AM PST           25.94            443         -              Normal
  02/25/2026 09 AM PST           25.86            414         -              Normal
  02/25/2026 10 AM PST           25.77            381         -              Normal
  02/25/2026 11 AM PST           25.71            360         -              Normal
  02/25/2026 12 PM PST           25.64            336         -              Normal
  02/25/2026 01 PM PST           25.57            312         -              Normal
  02/25/2026 02 PM PST           25.52            295         -              Normal
  02/25/2026 03 PM PST           25.47            279         -              Normal
  02/25/2026 04 PM PST           25.44            269         -              Normal
  02/25/2026 05 PM PST           25.40            256         -              Normal
  02/25/2026 06 PM PST           25.35            240         -              Normal
  02/25/2026 07 PM PST           25.32            231         -              Normal
  02/25/2026 08 PM PST           25.29            222         -              Normal
  02/25/2026 09 PM PST           25.27            216         -              Normal
  02/25/2026 10 PM PST           25.24            206         -              Normal
  02/25/2026 11 PM PST           25.23            203         -              Normal
  02/26/2026 12 AM PST           25.21            197         -              Normal
  02/26/2026 01 AM PST           25.19            191         -              Normal
  02/26/2026 02 AM PST           25.18            188         -              Normal
  02/26/2026 03 AM PST           25.17            186         -              Normal
  02/26/2026 04 AM PST           25.16            183         -              Normal
  02/26/2026 05 AM PST           25.14            177         -              Normal
  02/26/2026 06 AM PST           25.13            174         -              Normal
  02/26/2026 07 AM PST           25.12            171         -              Normal
  02/26/2026 08 AM PST           25.11            168         -              Normal
  02/26/2026 09 AM PST           25.09            162         -              Normal
  02/26/2026 10 AM PST           25.08            160         -              Normal
  02/26/2026 11 AM PST           25.07            157         -              Normal
  02/26/2026 12 PM PST           25.06            154         -              Normal
  02/26/2026 01 PM PST           25.05            151         -              Normal
  02/26/2026 02 PM PST           25.05            151         0              Normal
  02/26/2026 03 PM PST           25.04            148         -              Normal
  02/26/2026 04 PM PST           25.03            146         -              Normal
  02/26/2026 05 PM PST           25.02            143         -              Normal
  02/26/2026 06 PM PST           25.02            143         0              Normal
  02/26/2026 07 PM PST           25.01            140         -              Normal
  02/26/2026 08 PM PST           25.00            137         -              Normal
  02/26/2026 09 PM PST           24.99            135         -              Normal
  02/26/2026 10 PM PST           24.99            135         0              Normal
  02/26/2026 11 PM PST           24.97            129         -              Normal
  02/27/2026 12 AM PST           24.97            129         0              Normal
  02/27/2026 01 AM PST           24.96            127         -              Normal
  02/27/2026 02 AM PST           24.95            124         -              Normal
  02/27/2026 03 AM PST           24.94            122         -              Normal
  02/27/2026 04 AM PST           24.93            120         -              Normal
  02/27/2026 05 AM PST           24.93            120         0              Normal
  02/27/2026 06 AM PST           24.92            118         -              Normal
  02/27/2026 07 AM PST           24.92            118         0              Normal
  02/27/2026 08 AM PST           24.91            116         -              Normal
  02/27/2026 09 AM PST           24.91            116         0              Normal
  02/27/2026 10 AM PST           24.90            114         -              Normal
  02/27/2026 11 AM PST           24.89            112         -              Normal
  02/27/2026 12 PM PST           24.89            112         0              Normal
  02/27/2026 01 PM PST           24.88            110         -              Normal
  02/27/2026 02 PM PST           24.88            110         0              Normal
  02/27/2026 03 PM PST           24.86            106         -              Normal
  02/27/2026 04 PM PST           24.86            106         0              Normal
  02/27/2026 05 PM PST           24.86            106         0              Normal
  02/27/2026 06 PM PST           24.84            103         -              Normal
  02/27/2026 07 PM PST           24.84            103         0              Normal
  02/27/2026 08 PM PST           24.82            100         -              Normal
  02/27/2026 09 PM PST           24.81             98         -              Normal
  02/27/2026 10 PM PST           24.78             94         -              Normal
  02/27/2026 11 PM PST           24.75             89         -              Normal
  02/28/2026 12 AM PST           24.74             88         -              Normal
  02/28/2026 01 AM PST           24.73             86         -              Normal
  02/28/2026 02 AM PST           24.73             86         0              Normal
  02/28/2026 03 AM PST           24.73             86         0              Normal
  02/28/2026 04 AM PST           24.72             85         -              Normal
  02/28/2026 05 AM PST           24.72             85         0              Normal
  02/28/2026 06 AM PST           24.72             85         0              Normal
  02/28/2026 07 AM PST           24.72             85         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/28/2026 08 AM PST           24.71             83                        Normal
  02/28/2026 09 AM PST           24.71             83         0              Normal
  02/28/2026 10 AM PST           24.70             82         -              Normal
  02/28/2026 11 AM PST           24.70             82         0              Normal
  02/28/2026 12 PM PST           24.70             82         0              Normal
  02/28/2026 01 PM PST           24.69             80         -              Normal
  02/28/2026 02 PM PST           24.69             80         0              Normal
  02/28/2026 03 PM PST           24.68             79         -              Normal
  02/28/2026 04 PM PST           24.68             79         0              Normal
  02/28/2026 05 PM PST           24.68             79         0              Normal
  02/28/2026 06 PM PST           24.67             78         -              Normal
  02/28/2026 07 PM PST           24.67             78         0              Normal
  02/28/2026 08 PM PST           24.67             78         0              Normal
  02/28/2026 09 PM PST           24.66             76         -              Normal
  02/28/2026 10 PM PST           24.66             76         0              Normal
  02/28/2026 11 PM PST           24.65             75         -              Normal
  03/01/2026 12 AM PST           24.65             75         0              Normal
  03/01/2026 01 AM PST           24.65             75         0              Normal
  03/01/2026 02 AM PST           24.64             74         -              Normal
  03/01/2026 03 AM PST           24.64             74         0              Normal
  03/01/2026 04 AM PST           24.64             74         0              Normal
  03/01/2026 05 AM PST           24.63             72         -              Normal
  03/01/2026 06 AM PST           24.63             72         0              Normal
  03/01/2026 07 AM PST           24.62             71         -              Normal
  03/01/2026 08 AM PST           24.62             71         0              Normal
  03/01/2026 09 AM PST           24.62             71         0              Normal
  03/01/2026 10 AM PST           24.61             70         -              Normal
  03/01/2026 11 AM PST           24.61             70         0              Normal
  03/01/2026 12 PM PST           24.61             70         0              Normal
  03/01/2026 01 PM PST           24.60             68         -              Normal
  03/01/2026 02 PM PST           24.60             68         0              Normal
  03/01/2026 03 PM PST           24.60             68         0              Normal
  03/01/2026 04 PM PST           24.59             67         -              Normal
  03/01/2026 05 PM PST           24.59             67         0              Normal
  03/01/2026 06 PM PST           24.59             67         0              Normal
  03/01/2026 07 PM PST           24.58             66         -              Normal
  03/01/2026 08 PM PST           24.58             66         0              Normal
  03/01/2026 09 PM PST           24.58             66         0              Normal
  03/01/2026 10 PM PST           24.58             66         0              Normal
  03/01/2026 11 PM PST           24.58             66         0              Normal
  03/02/2026 12 AM PST           24.58             66         0              Normal
  03/02/2026 01 AM PST           24.57             65         -              Normal
  03/02/2026 02 AM PST           24.57             65         0              Normal
  03/02/2026 03 AM PST           24.57             65         0              Normal
  03/02/2026 04 AM PST           24.56             64         -              Normal
  03/02/2026 05 AM PST           24.55             62         -              Normal
  03/02/2026 06 AM PST           24.55             62         0              Normal
  03/02/2026 07 AM PST           24.55             62         0              Normal
  03/02/2026 08 AM PST           24.54             61         -              Normal
  03/02/2026 09 AM PST           24.54             61         0              Normal
  03/02/2026 10 AM PST           24.54             61         0              Normal
  03/02/2026 11 AM PST           24.53             60         -              Normal
  03/02/2026 12 PM PST           24.53             60         0              Normal
  03/02/2026 01 PM PST           24.52             59         -              Normal
  03/02/2026 02 PM PST           24.52             59         0              Normal
  03/02/2026 03 PM PST           24.52             59         0              Normal
  03/02/2026 04 PM PST           24.52             59         0              Normal
  03/02/2026 05 PM PST           24.51             58         -              Normal
  03/02/2026 06 PM PST           24.51             58         0              Normal
  03/02/2026 07 PM PST           24.51             58         0              Normal
  03/02/2026 08 PM PST           24.50             57         -              Normal
  03/02/2026 09 PM PST           24.50             57         0              Normal
  03/02/2026 10 PM PST           24.50             57         0              Normal
  03/02/2026 11 PM PST           24.49             56         -              Normal
  03/03/2026 12 AM PST           24.49             56         0              Normal
  03/03/2026 01 AM PST           24.49             56         0              Normal
  03/03/2026 02 AM PST           24.48             55         -              Normal
  03/03/2026 03 AM PST           24.48             55         0              Normal
  03/03/2026 04 AM PST           24.48             55         0              Normal
  03/03/2026 05 AM PST           24.48             55         0              Normal
  03/03/2026 06 AM PST           24.47             54         -              Normal
  03/03/2026 07 AM PST           24.47             54         0              Normal
  03/03/2026 08 AM PST           24.47             54         0              Normal
  03/03/2026 09 AM PST           24.46             52         -              Normal
  03/03/2026 10 AM PST           24.46             52         0              Normal
  03/03/2026 11 AM PST           24.46             52         0              Normal
  03/03/2026 12 PM PST           24.46             52         0              Normal
  03/03/2026 01 PM PST           24.45             51         -              Normal
  03/03/2026 02 PM PST           24.45             51         0              Normal
  03/03/2026 03 PM PST           24.45             51         0              Normal
  03/03/2026 04 PM PST           24.44             50         -              Normal
  03/03/2026 05 PM PST           24.44             50         0              Normal
  03/03/2026 06 PM PST           24.44             50         0              Normal
  03/03/2026 07 PM PST           24.44             50         0              Normal
  03/03/2026 08 PM PST           24.43             49         -              Normal
  03/03/2026 09 PM PST           24.43             49         0              Normal
  03/03/2026 10 PM PST           24.43             49         0              Normal
  03/03/2026 11 PM PST           24.42             48         -              Normal
  03/04/2026 12 AM PST           24.42             48         0              Normal
  03/04/2026 01 AM PST           24.42             48         0              Normal
  03/04/2026 02 AM PST           24.42             48         0              Normal
  03/04/2026 03 AM PST           24.41             47         -              Normal
  03/04/2026 04 AM PST           24.41             47         0              Normal
  03/04/2026 05 AM PST           24.41             47         0              Normal
  03/04/2026 06 AM PST           24.41             47         0              Normal
  03/04/2026 07 AM PST           24.40             47         -              Normal
  03/04/2026 08 AM PST           24.40             47         0              Normal
  03/04/2026 09 AM PST           24.40             47         0              Normal
  03/04/2026 10 AM PST           24.39             46         -              Normal
  03/04/2026 11 AM PST           24.39             46         0              Normal
  03/04/2026 12 PM PST           24.39             46         0              Normal
  03/04/2026 01 PM PST           24.39             46         0              Normal
  03/04/2026 02 PM PST           24.38             45         -              Normal
  03/04/2026 03 PM PST           24.38             45         0              Normal
  03/04/2026 04 PM PST           24.38             45         0              Normal
  03/04/2026 05 PM PST           24.38             45         0              Normal
  03/04/2026 06 PM PST           24.37             44         -              Normal
  03/04/2026 07 PM PST           24.37             44         0              Normal
  03/04/2026 08 PM PST           24.37             44         0              Normal
  03/04/2026 09 PM PST           24.36             43         -              Normal
  03/04/2026 10 PM PST           24.36             43         0              Normal
  03/04/2026 11 PM PST           24.36             43         0              Normal
  03/05/2026 12 AM PST           24.36             43         0              Normal
  03/05/2026 01 AM PST           24.35             42         -              Normal
  03/05/2026 02 AM PST           24.35             42         0              Normal
  03/05/2026 03 AM PST           24.35             42         0              Normal
  03/05/2026 04 AM PST           24.35             42         0              Normal
#
# 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.