LAGUNA DE SANTA ROSA - COTATI AT STONY POINT ROAD (CTIC1)
Latitude: 38.35º NLongitude: 122.74º WElevation: 78 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Oct 31 2026 at 8:45 AM PDTNext Issuance: Nov 01 2026 at 9:00 AM PST
Action: 82.0 FeetMinor Flood: 84.0 FeetModerate Flood: 85.0 FeetMajor Flood: 89.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Laguna De Santa Rosa - Cotati at Stony Point Road (CTIC1)
#
# File Generation Time:  10/31/2026 at 08:46 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/26/2026 at 12:00 PM PDT
# Maximum Observed Stage:                       73.34 Feet
# Maximum Observed Flow:                        1 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/04/2026 at 12:00 AM PST
# Maximum Forecast Stage:                       75.48 Feet
# Maximum Forecast Flow:                        26 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/26/2026 08 AM PDT           73.30              0                        Normal
  10/26/2026 09 AM PDT           73.30              0         0              Normal
  10/26/2026 10 AM PDT           73.32              0         +              Normal
  10/26/2026 11 AM PDT           73.34              1         +              Normal
  10/26/2026 12 PM PDT           73.34              1         0              Normal
  10/26/2026 01 PM PDT           73.33              1         -              Normal
  10/26/2026 02 PM PDT           73.31              0         -              Normal
  10/26/2026 03 PM PDT           73.31              0         0              Normal
  10/26/2026 04 PM PDT           73.31              0         0              Normal
  10/26/2026 05 PM PDT           73.31              0         0              Normal
  10/26/2026 06 PM PDT           73.29              0         -              Normal
  10/26/2026 07 PM PDT           73.29              0         0              Normal
  10/26/2026 08 PM PDT           73.28              0         -              Normal
  10/26/2026 09 PM PDT           73.28              0         0              Normal
  10/26/2026 10 PM PDT           73.28              0         0              Normal
  10/26/2026 11 PM PDT           73.29              0         +              Normal
  10/27/2026 12 AM PDT           73.29              0         0              Normal
  10/27/2026 01 AM PDT           73.30              0         +              Normal
  10/27/2026 02 AM PDT           73.29              0         -              Normal
  10/27/2026 03 AM PDT           73.29              0         0              Normal
  10/27/2026 04 AM PDT           73.29              0         0              Normal
  10/27/2026 05 AM PDT           73.29              0         0              Normal
  10/27/2026 06 AM PDT           73.29              0         0              Normal
  10/27/2026 07 AM PDT           73.29              0         0              Normal
  10/27/2026 08 AM PDT           73.29              0         0              Normal
  10/27/2026 09 AM PDT           73.28              0         -              Normal
  10/27/2026 10 AM PDT           73.29              0         +              Normal
  10/27/2026 11 AM PDT           73.31              0         +              Normal
  10/27/2026 12 PM PDT           73.31              0         0              Normal
  10/27/2026 01 PM PDT           73.31              0         0              Normal
  10/27/2026 02 PM PDT           73.29              0         -              Normal
  10/27/2026 03 PM PDT           73.27              0         -              Normal
  10/27/2026 04 PM PDT           73.26              0         -              Normal
  10/27/2026 05 PM PDT           73.24              0         -              Normal
  10/27/2026 06 PM PDT           73.24              0         0              Normal
  10/27/2026 07 PM PDT           73.23              0         -              Normal
  10/27/2026 08 PM PDT           73.23              0         0              Normal
  10/27/2026 09 PM PDT           73.24              0         +              Normal
  10/27/2026 10 PM PDT           73.24              0         0              Normal
  10/27/2026 11 PM PDT           73.24              0         0              Normal
  10/28/2026 12 AM PDT           73.24              0         0              Normal
  10/28/2026 01 AM PDT           73.24              0         0              Normal
  10/28/2026 02 AM PDT           73.24              0         0              Normal
  10/28/2026 03 AM PDT           73.25              0         +              Normal
  10/28/2026 04 AM PDT           73.25              0         0              Normal
  10/28/2026 05 AM PDT           73.26              0         +              Normal
  10/28/2026 06 AM PDT           73.27              0         +              Normal
  10/28/2026 07 AM PDT           73.28              0         +              Normal
  10/28/2026 08 AM PDT           73.28              0         0              Normal
  10/28/2026 09 AM PDT           73.28              0         0              Normal
  10/28/2026 10 AM PDT           73.27              0         -              Normal
  10/28/2026 11 AM PDT           73.28              0         +              Normal
  10/28/2026 12 PM PDT           73.29              0         +              Normal
  10/28/2026 01 PM PDT           73.29              0         0              Normal
  10/28/2026 02 PM PDT           73.29              0         0              Normal
  10/28/2026 03 PM PDT           73.28              0         -              Normal
  10/28/2026 04 PM PDT           73.26              0         -              Normal
  10/28/2026 05 PM PDT           73.25              0         -              Normal
  10/28/2026 06 PM PDT           73.25              0         0              Normal
  10/28/2026 07 PM PDT           73.25              0         0              Normal
  10/28/2026 08 PM PDT           73.24              0         -              Normal
  10/28/2026 09 PM PDT           73.24              0         0              Normal
  10/28/2026 10 PM PDT           73.24              0         0              Normal
  10/28/2026 11 PM PDT           73.24              0         0              Normal
  10/29/2026 12 AM PDT           73.25              0         +              Normal
  10/29/2026 01 AM PDT           73.26              0         +              Normal
  10/29/2026 02 AM PDT           73.25              0         -              Normal
  10/29/2026 03 AM PDT           73.24              0         -              Normal
  10/29/2026 04 AM PDT           73.25              0         +              Normal
  10/29/2026 05 AM PDT           73.26              0         +              Normal
  10/29/2026 06 AM PDT           73.25              0         -              Normal
  10/29/2026 07 AM PDT           73.25              0         0              Normal
  10/29/2026 08 AM PDT           73.25              0         0              Normal
  10/29/2026 09 AM PDT           73.25              0         0              Normal
  10/29/2026 10 AM PDT           73.23              0         -              Normal
  10/29/2026 11 AM PDT           73.25              0         +              Normal
  10/29/2026 12 PM PDT           73.23              0         -              Normal
  10/29/2026 01 PM PDT           73.22              0         -              Normal
  10/29/2026 02 PM PDT           73.22              0         0              Normal
  10/29/2026 03 PM PDT           73.22              0         0              Normal
  10/29/2026 04 PM PDT           73.21              0         -              Normal
  10/29/2026 05 PM PDT           73.21              0         0              Normal
  10/29/2026 06 PM PDT           73.20              0         -              Normal
  10/29/2026 07 PM PDT           73.20              0         0              Normal
  10/29/2026 08 PM PDT           73.19              0         -              Normal
  10/29/2026 09 PM PDT           73.21              0         +              Normal
  10/29/2026 10 PM PDT           73.22              0         +              Normal
  10/29/2026 11 PM PDT           73.22              0         0              Normal
  10/30/2026 12 AM PDT           73.22              0         0              Normal
  10/30/2026 01 AM PDT           73.22              0         0              Normal
  10/30/2026 02 AM PDT           73.22              0         0              Normal
  10/30/2026 03 AM PDT           73.21              0         -              Normal
  10/30/2026 04 AM PDT           73.22              0         +              Normal
  10/30/2026 05 AM PDT           73.22              0         0              Normal
  10/30/2026 06 AM PDT           73.22              0         0              Normal
  10/30/2026 07 AM PDT           73.22              0         0              Normal
  10/30/2026 08 AM PDT           73.22              0         0              Normal
  10/30/2026 09 AM PDT           73.22              0         0              Normal
  10/30/2026 10 AM PDT           73.22              0         0              Normal
  10/30/2026 11 AM PDT           73.24              0         +              Normal
  10/30/2026 12 PM PDT           73.23              0         -              Normal
  10/30/2026 01 PM PDT           73.23              0         0              Normal
  10/30/2026 02 PM PDT           73.24              0         +              Normal
  10/30/2026 03 PM PDT           73.23              0         -              Normal
  10/30/2026 04 PM PDT           73.22              0         -              Normal
  10/30/2026 05 PM PDT           73.22              0         0              Normal
  10/30/2026 06 PM PDT           73.21              0         -              Normal
  10/30/2026 07 PM PDT           73.21              0         0              Normal
  10/30/2026 08 PM PDT           73.22              0         +              Normal
  10/30/2026 09 PM PDT           73.22              0         0              Normal
  10/30/2026 10 PM PDT           73.21              0         -              Normal
  10/30/2026 11 PM PDT           73.22              0         +              Normal
  10/31/2026 12 AM PDT           73.23              0         +              Normal
  10/31/2026 01 AM PDT           73.22              0         -              Normal
  10/31/2026 02 AM PDT           73.22              0         0              Normal
  10/31/2026 03 AM PDT           73.22              0         0              Normal
  10/31/2026 04 AM PDT           73.23              0         +              Normal
  10/31/2026 05 AM PDT           73.21              0         -              Normal
  10/31/2026 06 AM PDT           73.21              0         0              Normal
  10/31/2026 07 AM PDT           73.21              0         0              Normal
  10/31/2026 08 AM PDT           73.21              0         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/31/2026 09 AM PDT           73.21              0                        Normal
  10/31/2026 10 AM PDT           73.21              0         0              Normal
  10/31/2026 11 AM PDT           73.21              0         0              Normal
  10/31/2026 12 PM PDT           73.20              0         -              Normal
  10/31/2026 01 PM PDT           73.20              0         0              Normal
  10/31/2026 02 PM PDT           73.20              0         0              Normal
  10/31/2026 03 PM PDT           73.20              0         0              Normal
  10/31/2026 04 PM PDT           73.20              0         0              Normal
  10/31/2026 05 PM PDT           73.20              0         0              Normal
  10/31/2026 06 PM PDT           73.20              0         0              Normal
  10/31/2026 07 PM PDT           73.20              0         0              Normal
  10/31/2026 08 PM PDT           73.20              0         0              Normal
  10/31/2026 09 PM PDT           73.20              0         0              Normal
  10/31/2026 10 PM PDT           73.20              0         0              Normal
  10/31/2026 11 PM PDT           73.20              0         0              Normal
  11/01/2026 12 AM PDT           73.40              1         +              Normal
  11/01/2026 01 AM PDT           73.64              2         +              Normal
  11/01/2026 01 AM PST           74.01              4         +              Normal
  11/01/2026 02 AM PST           74.49              9         +              Normal
  11/01/2026 03 AM PST           75.01             17         +              Normal
  11/01/2026 04 AM PST           75.27             22         +              Normal
  11/01/2026 05 AM PST           75.39             24         +              Normal
  11/01/2026 06 AM PST           75.44             25         +              Normal
  11/01/2026 07 AM PST           75.41             24         -              Normal
  11/01/2026 08 AM PST           75.22             21         -              Normal
  11/01/2026 09 AM PST           74.81             13         -              Normal
  11/01/2026 10 AM PST           74.49              9         -              Normal
  11/01/2026 11 AM PST           74.28              7         -              Normal
  11/01/2026 12 PM PST           74.09              5         -              Normal
  11/01/2026 01 PM PST           73.94              4         -              Normal
  11/01/2026 02 PM PST           73.85              3         -              Normal
  11/01/2026 03 PM PST           73.83              3         -              Normal
  11/01/2026 04 PM PST           73.82              3         -              Normal
  11/01/2026 05 PM PST           73.80              3         -              Normal
  11/01/2026 06 PM PST           73.78              2         -              Normal
  11/01/2026 07 PM PST           73.77              2         -              Normal
  11/01/2026 08 PM PST           73.75              2         -              Normal
  11/01/2026 09 PM PST           73.68              2         -              Normal
  11/01/2026 10 PM PST           73.61              2         -              Normal
  11/01/2026 11 PM PST           73.53              1         -              Normal
  11/02/2026 12 AM PST           73.43              1         -              Normal
  11/02/2026 01 AM PST           73.32              0         -              Normal
  11/02/2026 02 AM PST           73.17              0         -              Normal
  11/02/2026 03 AM PST           73.17              0         0              Normal
  11/02/2026 04 AM PST           73.17              0         0              Normal
  11/02/2026 05 AM PST           73.17              0         0              Normal
  11/02/2026 06 AM PST           73.17              0         0              Normal
  11/02/2026 07 AM PST           73.17              0         0              Normal
  11/02/2026 08 AM PST           73.17              0         0              Normal
  11/02/2026 09 AM PST           73.17              0         0              Normal
  11/02/2026 10 AM PST           73.17              0         0              Normal
  11/02/2026 11 AM PST           73.17              0         0              Normal
  11/02/2026 12 PM PST           73.17              0         0              Normal
  11/02/2026 01 PM PST           73.17              0         0              Normal
  11/02/2026 02 PM PST           73.17              0         0              Normal
  11/02/2026 03 PM PST           73.17              0         0              Normal
  11/02/2026 04 PM PST           73.17              0         0              Normal
  11/02/2026 05 PM PST           73.16              0         -              Normal
  11/02/2026 06 PM PST           73.16              0         0              Normal
  11/02/2026 07 PM PST           73.16              0         0              Normal
  11/02/2026 08 PM PST           73.16              0         0              Normal
  11/02/2026 09 PM PST           73.16              0         0              Normal
  11/02/2026 10 PM PST           73.16              0         0              Normal
  11/02/2026 11 PM PST           73.16              0         0              Normal
  11/03/2026 12 AM PST           73.15              0         -              Normal
  11/03/2026 01 AM PST           73.15              0         0              Normal
  11/03/2026 02 AM PST           73.15              0         0              Normal
  11/03/2026 03 AM PST           73.15              0         0              Normal
  11/03/2026 04 AM PST           73.15              0         0              Normal
  11/03/2026 05 AM PST           73.15              0         0              Normal
  11/03/2026 06 AM PST           73.15              0         0              Normal
  11/03/2026 07 AM PST           73.15              0         0              Normal
  11/03/2026 08 AM PST           73.14              0         -              Normal
  11/03/2026 09 AM PST           73.14              0         0              Normal
  11/03/2026 10 AM PST           73.14              0         0              Normal
  11/03/2026 11 AM PST           73.20              0         +              Normal
  11/03/2026 12 PM PST           73.29              0         +              Normal
  11/03/2026 01 PM PST           73.43              1         +              Normal
  11/03/2026 02 PM PST           73.64              2         +              Normal
  11/03/2026 03 PM PST           73.87              3         +              Normal
  11/03/2026 04 PM PST           73.99              4         +              Normal
  11/03/2026 05 PM PST           74.09              5         +              Normal
  11/03/2026 06 PM PST           74.22              6         +              Normal
  11/03/2026 07 PM PST           74.43              8         +              Normal
  11/03/2026 08 PM PST           74.75             13         +              Normal
  11/03/2026 09 PM PST           75.14             19         +              Normal
  11/03/2026 10 PM PST           75.34             23         +              Normal
  11/03/2026 11 PM PST           75.44             25         +              Normal
  11/04/2026 12 AM PST           75.48             26         +              Normal
  11/04/2026 01 AM PST           75.44             25         -              Normal
  11/04/2026 02 AM PST           75.25             21         -              Normal
  11/04/2026 03 AM PST           74.83             14         -              Normal
  11/04/2026 04 AM PST           74.52              9         -              Normal
  11/04/2026 05 AM PST           74.31              7         -              Normal
  11/04/2026 06 AM PST           74.13              5         -              Normal
  11/04/2026 07 AM PST           73.98              4         -              Normal
  11/04/2026 08 AM PST           73.89              3         -              Normal
  11/04/2026 09 AM PST           73.86              3         -              Normal
  11/04/2026 10 AM PST           73.84              3         -              Normal
  11/04/2026 11 AM PST           73.82              3         -              Normal
  11/04/2026 12 PM PST           73.79              3         -              Normal
  11/04/2026 01 PM PST           73.76              2         -              Normal
  11/04/2026 02 PM PST           73.74              2         -              Normal
  11/04/2026 03 PM PST           73.66              2         -              Normal
  11/04/2026 04 PM PST           73.59              1         -              Normal
  11/04/2026 05 PM PST           73.50              1         -              Normal
  11/04/2026 06 PM PST           73.41              1         -              Normal
  11/04/2026 07 PM PST           73.29              0         -              Normal
  11/04/2026 08 PM PST           73.11              0         -              Normal
  11/04/2026 09 PM PST           73.11              0         0              Normal
  11/04/2026 10 PM PST           73.10              0         -              Normal
  11/04/2026 11 PM PST           73.10              0         0              Normal
  11/05/2026 12 AM PST           73.10              0         0              Normal
  11/05/2026 01 AM PST           73.10              0         0              Normal
  11/05/2026 02 AM PST           73.10              0         0              Normal
  11/05/2026 03 AM PST           73.10              0         0              Normal
  11/05/2026 04 AM PST           73.10              0         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.