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: May 13 2026 at 7:23 AM PDTNext Issuance: May 14 2026 at 9:00 AM PDT
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:  05/13/2026 at 07:24 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/08/2026 at 11:00 AM PDT
# Maximum Observed Stage:                       23.93 Feet
# Maximum Observed Flow:                        16 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/13/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       23.83 Feet
# Maximum Forecast Flow:                        12 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/08/2026 07 AM PDT           23.92             16                        Normal
  05/08/2026 08 AM PDT           23.92             16         0              Normal
  05/08/2026 09 AM PDT           23.92             16         0              Normal
  05/08/2026 10 AM PDT           23.92             16         0              Normal
  05/08/2026 11 AM PDT           23.93             16         +              Normal
  05/08/2026 12 PM PDT           23.92             16         -              Normal
  05/08/2026 01 PM PDT           23.92             16         0              Normal
  05/08/2026 02 PM PDT           23.92             16         0              Normal
  05/08/2026 03 PM PDT           23.91             15         -              Normal
  05/08/2026 04 PM PDT           23.91             15         0              Normal
  05/08/2026 05 PM PDT           23.90             15         -              Normal
  05/08/2026 06 PM PDT           23.90             15         0              Normal
  05/08/2026 07 PM PDT           23.90             15         0              Normal
  05/08/2026 08 PM PDT           23.89             14         -              Normal
  05/08/2026 09 PM PDT           23.90             15         +              Normal
  05/08/2026 10 PM PDT           23.91             15         +              Normal
  05/08/2026 11 PM PDT           23.91             15         0              Normal
  05/09/2026 12 AM PDT           23.91             15         0              Normal
  05/09/2026 01 AM PDT           23.90             15         -              Normal
  05/09/2026 02 AM PDT           23.90             15         0              Normal
  05/09/2026 03 AM PDT           23.90             15         0              Normal
  05/09/2026 04 AM PDT           23.90             15         0              Normal
  05/09/2026 05 AM PDT           23.90             15         0              Normal
  05/09/2026 06 AM PDT           23.89             14         -              Normal
  05/09/2026 07 AM PDT           23.89             14         0              Normal
  05/09/2026 08 AM PDT           23.89             14         0              Normal
  05/09/2026 09 AM PDT           23.88             14         -              Normal
  05/09/2026 10 AM PDT           23.88             14         0              Normal
  05/09/2026 11 AM PDT           23.90             15         +              Normal
  05/09/2026 12 PM PDT           23.92             16         +              Normal
  05/09/2026 01 PM PDT           23.92             16         0              Normal
  05/09/2026 02 PM PDT           23.91             15         -              Normal
  05/09/2026 03 PM PDT           23.90             15         -              Normal
  05/09/2026 04 PM PDT           23.90             15         0              Normal
  05/09/2026 05 PM PDT           23.89             14         -              Normal
  05/09/2026 06 PM PDT           23.89             14         0              Normal
  05/09/2026 07 PM PDT           23.88             14         -              Normal
  05/09/2026 08 PM PDT           23.88             14         0              Normal
  05/09/2026 09 PM PDT           23.88             14         0              Normal
  05/09/2026 10 PM PDT           23.88             14         0              Normal
  05/09/2026 11 PM PDT           23.88             14         0              Normal
  05/10/2026 12 AM PDT           23.88             14         0              Normal
  05/10/2026 01 AM PDT           23.87             13         -              Normal
  05/10/2026 02 AM PDT           23.87             13         0              Normal
  05/10/2026 03 AM PDT           23.87             13         0              Normal
  05/10/2026 04 AM PDT           23.87             13         0              Normal
  05/10/2026 05 AM PDT           23.87             13         0              Normal
  05/10/2026 06 AM PDT           23.87             13         0              Normal
  05/10/2026 07 AM PDT           23.88             14         +              Normal
  05/10/2026 08 AM PDT           23.87             13         -              Normal
  05/10/2026 09 AM PDT           23.87             13         0              Normal
  05/10/2026 10 AM PDT           23.86             13         -              Normal
  05/10/2026 11 AM PDT           23.86             13         0              Normal
  05/10/2026 12 PM PDT           23.90             15         +              Normal
  05/10/2026 01 PM PDT           23.90             15         0              Normal
  05/10/2026 02 PM PDT           23.89             14         -              Normal
  05/10/2026 03 PM PDT           23.89             14         0              Normal
  05/10/2026 04 PM PDT           23.88             14         -              Normal
  05/10/2026 05 PM PDT           23.87             13         -              Normal
  05/10/2026 06 PM PDT           23.87             13         0              Normal
  05/10/2026 07 PM PDT           23.87             13         0              Normal
  05/10/2026 08 PM PDT           23.87             13         0              Normal
  05/10/2026 09 PM PDT           23.87             13         0              Normal
  05/10/2026 10 PM PDT           23.86             13         -              Normal
  05/10/2026 11 PM PDT           23.86             13         0              Normal
  05/11/2026 12 AM PDT           23.86             13         0              Normal
  05/11/2026 01 AM PDT           23.86             13         0              Normal
  05/11/2026 02 AM PDT           23.86             13         0              Normal
  05/11/2026 03 AM PDT           23.86             13         0              Normal
  05/11/2026 04 AM PDT           23.86             13         0              Normal
  05/11/2026 05 AM PDT           23.85             12         -              Normal
  05/11/2026 06 AM PDT           23.86             13         +              Normal
  05/11/2026 07 AM PDT           23.86             13         0              Normal
  05/11/2026 08 AM PDT           23.86             13         0              Normal
  05/11/2026 09 AM PDT           23.86             13         0              Normal
  05/11/2026 10 AM PDT           23.85             12         -              Normal
  05/11/2026 11 AM PDT           23.85             12         0              Normal
  05/11/2026 12 PM PDT           23.88             14         +              Normal
  05/11/2026 01 PM PDT           23.89             14         +              Normal
  05/11/2026 02 PM PDT           23.88             14         -              Normal
  05/11/2026 03 PM PDT           23.87             13         -              Normal
  05/11/2026 04 PM PDT           23.87             13         0              Normal
  05/11/2026 05 PM PDT           23.86             13         -              Normal
  05/11/2026 06 PM PDT           23.85             12         -              Normal
  05/11/2026 07 PM PDT           23.85             12         0              Normal
  05/11/2026 08 PM PDT           23.85             12         0              Normal
  05/11/2026 09 PM PDT           23.85             12         0              Normal
  05/11/2026 10 PM PDT           23.85             12         0              Normal
  05/11/2026 11 PM PDT           23.85             12         0              Normal
  05/12/2026 12 AM PDT           23.84             12         -              Normal
  05/12/2026 01 AM PDT           23.84             12         0              Normal
  05/12/2026 02 AM PDT           23.84             12         0              Normal
  05/12/2026 03 AM PDT           23.84             12         0              Normal
  05/12/2026 04 AM PDT           23.84             12         0              Normal
  05/12/2026 05 AM PDT           23.84             12         0              Normal
  05/12/2026 06 AM PDT           23.84             12         0              Normal
  05/12/2026 07 AM PDT           23.83             12         -              Normal
  05/12/2026 08 AM PDT           23.84             12         +              Normal
  05/12/2026 09 AM PDT           23.84             12         0              Normal
  05/12/2026 10 AM PDT           23.84             12         0              Normal
  05/12/2026 11 AM PDT           23.84             12         0              Normal
  05/12/2026 12 PM PDT           23.84             12         0              Normal
  05/12/2026 01 PM PDT           23.87             13         +              Normal
  05/12/2026 02 PM PDT           23.87             13         0              Normal
  05/12/2026 03 PM PDT           23.86             13         -              Normal
  05/12/2026 04 PM PDT           23.86             13         0              Normal
  05/12/2026 05 PM PDT           23.85             12         -              Normal
  05/12/2026 06 PM PDT           23.85             12         0              Normal
  05/12/2026 07 PM PDT           23.84             12         -              Normal
  05/12/2026 08 PM PDT           23.84             12         0              Normal
  05/12/2026 09 PM PDT           23.84             12         0              Normal
  05/12/2026 10 PM PDT           23.84             12         0              Normal
  05/12/2026 11 PM PDT           23.84             12         0              Normal
  05/13/2026 12 AM PDT           23.83             12         -              Normal
  05/13/2026 01 AM PDT           23.84             12         +              Normal
  05/13/2026 02 AM PDT           23.83             12         -              Normal
  05/13/2026 03 AM PDT           23.83             12         0              Normal
  05/13/2026 04 AM PDT           23.83             12         0              Normal
  05/13/2026 05 AM PDT           23.82             11         -              Normal
  05/13/2026 06 AM PDT           23.83             12         +              Normal
  05/13/2026 07 AM PDT           23.83             12         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/13/2026 08 AM PDT           23.83             12                        Normal
  05/13/2026 09 AM PDT           23.83             12         0              Normal
  05/13/2026 10 AM PDT           23.83             12         0              Normal
  05/13/2026 11 AM PDT           23.83             12         0              Normal
  05/13/2026 12 PM PDT           23.83             12         0              Normal
  05/13/2026 01 PM PDT           23.83             12         0              Normal
  05/13/2026 02 PM PDT           23.83             12         0              Normal
  05/13/2026 03 PM PDT           23.83             12         0              Normal
  05/13/2026 04 PM PDT           23.83             12         0              Normal
  05/13/2026 05 PM PDT           23.83             12         0              Normal
  05/13/2026 06 PM PDT           23.82             11         -              Normal
  05/13/2026 07 PM PDT           23.82             11         0              Normal
  05/13/2026 08 PM PDT           23.82             11         0              Normal
  05/13/2026 09 PM PDT           23.82             11         0              Normal
  05/13/2026 10 PM PDT           23.82             11         0              Normal
  05/13/2026 11 PM PDT           23.82             11         0              Normal
  05/14/2026 12 AM PDT           23.82             11         0              Normal
  05/14/2026 01 AM PDT           23.82             11         0              Normal
  05/14/2026 02 AM PDT           23.82             11         0              Normal
  05/14/2026 03 AM PDT           23.82             11         0              Normal
  05/14/2026 04 AM PDT           23.82             11         0              Normal
  05/14/2026 05 AM PDT           23.82             11         0              Normal
  05/14/2026 06 AM PDT           23.82             11         0              Normal
  05/14/2026 07 AM PDT           23.82             11         0              Normal
  05/14/2026 08 AM PDT           23.82             11         0              Normal
  05/14/2026 09 AM PDT           23.82             11         0              Normal
  05/14/2026 10 AM PDT           23.82             11         0              Normal
  05/14/2026 11 AM PDT           23.82             11         0              Normal
  05/14/2026 12 PM PDT           23.82             11         0              Normal
  05/14/2026 01 PM PDT           23.82             11         0              Normal
  05/14/2026 02 PM PDT           23.82             11         0              Normal
  05/14/2026 03 PM PDT           23.82             11         0              Normal
  05/14/2026 04 PM PDT           23.82             11         0              Normal
  05/14/2026 05 PM PDT           23.82             11         0              Normal
  05/14/2026 06 PM PDT           23.82             11         0              Normal
  05/14/2026 07 PM PDT           23.82             11         0              Normal
  05/14/2026 08 PM PDT           23.82             11         0              Normal
  05/14/2026 09 PM PDT           23.82             11         0              Normal
  05/14/2026 10 PM PDT           23.82             11         0              Normal
  05/14/2026 11 PM PDT           23.82             11         0              Normal
  05/15/2026 12 AM PDT           23.82             11         0              Normal
  05/15/2026 01 AM PDT           23.82             11         0              Normal
  05/15/2026 02 AM PDT           23.82             11         0              Normal
  05/15/2026 03 AM PDT           23.81             11         -              Normal
  05/15/2026 04 AM PDT           23.81             11         0              Normal
  05/15/2026 05 AM PDT           23.81             11         0              Normal
  05/15/2026 06 AM PDT           23.81             11         0              Normal
  05/15/2026 07 AM PDT           23.81             11         0              Normal
  05/15/2026 08 AM PDT           23.81             11         0              Normal
  05/15/2026 09 AM PDT           23.81             11         0              Normal
  05/15/2026 10 AM PDT           23.81             11         0              Normal
  05/15/2026 11 AM PDT           23.81             11         0              Normal
  05/15/2026 12 PM PDT           23.81             11         0              Normal
  05/15/2026 01 PM PDT           23.81             11         0              Normal
  05/15/2026 02 PM PDT           23.81             11         0              Normal
  05/15/2026 03 PM PDT           23.81             11         0              Normal
  05/15/2026 04 PM PDT           23.81             11         0              Normal
  05/15/2026 05 PM PDT           23.81             11         0              Normal
  05/15/2026 06 PM PDT           23.81             11         0              Normal
  05/15/2026 07 PM PDT           23.81             11         0              Normal
  05/15/2026 08 PM PDT           23.81             11         0              Normal
  05/15/2026 09 PM PDT           23.81             11         0              Normal
  05/15/2026 10 PM PDT           23.81             11         0              Normal
  05/15/2026 11 PM PDT           23.81             11         0              Normal
  05/16/2026 12 AM PDT           23.81             11         0              Normal
  05/16/2026 01 AM PDT           23.81             11         0              Normal
  05/16/2026 02 AM PDT           23.81             11         0              Normal
  05/16/2026 03 AM PDT           23.81             11         0              Normal
  05/16/2026 04 AM PDT           23.80             10         -              Normal
  05/16/2026 05 AM PDT           23.80             10         0              Normal
  05/16/2026 06 AM PDT           23.80             10         0              Normal
  05/16/2026 07 AM PDT           23.80             10         0              Normal
  05/16/2026 08 AM PDT           23.80             10         0              Normal
  05/16/2026 09 AM PDT           23.80             10         0              Normal
  05/16/2026 10 AM PDT           23.80             10         0              Normal
  05/16/2026 11 AM PDT           23.80             10         0              Normal
  05/16/2026 12 PM PDT           23.80             10         0              Normal
  05/16/2026 01 PM PDT           23.80             10         0              Normal
  05/16/2026 02 PM PDT           23.80             10         0              Normal
  05/16/2026 03 PM PDT           23.80             10         0              Normal
  05/16/2026 04 PM PDT           23.80             10         0              Normal
  05/16/2026 05 PM PDT           23.80             10         0              Normal
  05/16/2026 06 PM PDT           23.80             10         0              Normal
  05/16/2026 07 PM PDT           23.80             10         0              Normal
  05/16/2026 08 PM PDT           23.80             10         0              Normal
  05/16/2026 09 PM PDT           23.80             10         0              Normal
  05/16/2026 10 PM PDT           23.80             10         0              Normal
  05/16/2026 11 PM PDT           23.80             10         0              Normal
  05/17/2026 12 AM PDT           23.80             10         0              Normal
  05/17/2026 01 AM PDT           23.80             10         0              Normal
  05/17/2026 02 AM PDT           23.80             10         0              Normal
  05/17/2026 03 AM PDT           23.80             10         0              Normal
  05/17/2026 04 AM PDT           23.80             10         0              Normal
  05/17/2026 05 AM PDT           23.80             10         0              Normal
  05/17/2026 06 AM PDT           23.80             10         0              Normal
  05/17/2026 07 AM PDT           23.80             10         0              Normal
  05/17/2026 08 AM PDT           23.80             10         0              Normal
  05/17/2026 09 AM PDT           23.80             10         0              Normal
  05/17/2026 10 AM PDT           23.79             10         -              Normal
  05/17/2026 11 AM PDT           23.79             10         0              Normal
  05/17/2026 12 PM PDT           23.79             10         0              Normal
  05/17/2026 01 PM PDT           23.79             10         0              Normal
  05/17/2026 02 PM PDT           23.79             10         0              Normal
  05/17/2026 03 PM PDT           23.79             10         0              Normal
  05/17/2026 04 PM PDT           23.79             10         0              Normal
  05/17/2026 05 PM PDT           23.79             10         0              Normal
  05/17/2026 06 PM PDT           23.79             10         0              Normal
  05/17/2026 07 PM PDT           23.79             10         0              Normal
  05/17/2026 08 PM PDT           23.79             10         0              Normal
  05/17/2026 09 PM PDT           23.79             10         0              Normal
  05/17/2026 10 PM PDT           23.79             10         0              Normal
  05/17/2026 11 PM PDT           23.79             10         0              Normal
  05/18/2026 12 AM PDT           23.79             10         0              Normal
  05/18/2026 01 AM PDT           23.79             10         0              Normal
  05/18/2026 02 AM PDT           23.79             10         0              Normal
  05/18/2026 03 AM PDT           23.79             10         0              Normal
  05/18/2026 04 AM PDT           23.79             10         0              Normal
  05/18/2026 05 AM PDT           23.79             10         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.