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LAGUNA DE SANTA ROSA - COTATI AT STONY POINT ROAD (CTIC1)
| Latitude: 38.35º N | Longitude: 122.74º W | Elevation: 78 Feet | | Forecast Type: Unofficial Location |
| Location: Sonoma County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Oct 18 2026 at 7:20 AM PDT | Next Issuance: | Oct 19 2026 at 9:00 AM PDT
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| Action: 82.0 Feet | Minor Flood: 84.0 Feet | Moderate Flood: 85.0 Feet | Major Flood: 89.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Laguna De Santa Rosa - Cotati at Stony Point Road (CTIC1)
#
# File Generation Time: 10/18/2026 at 07:21 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 10/15/2026 at 01:00 PM PDT
# Maximum Observed Stage: 73.40 Feet
# Maximum Observed Flow: 1 cfs
#
# Earliest Date & Time of Maximum Forecast: 10/21/2026 at 01:00 PM PDT
# Maximum Forecast Stage: 74.53 Feet
# Maximum Forecast Flow: 10 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
10/13/2026 07 AM PDT 73.22 0 Normal
10/13/2026 08 AM PDT 73.22 0 0 Normal
10/13/2026 09 AM PDT 73.21 0 - Normal
10/13/2026 10 AM PDT 73.21 0 0 Normal
10/13/2026 11 AM PDT 73.23 0 + Normal
10/13/2026 12 PM PDT 73.24 0 + Normal
10/13/2026 01 PM PDT 73.24 0 0 Normal
10/13/2026 02 PM PDT 73.24 0 0 Normal
10/13/2026 03 PM PDT 73.24 0 0 Normal
10/13/2026 04 PM PDT 73.23 0 - Normal
10/13/2026 05 PM PDT 73.22 0 - Normal
10/13/2026 06 PM PDT 73.21 0 - Normal
10/13/2026 07 PM PDT 73.20 0 - Normal
10/13/2026 08 PM PDT 73.20 0 0 Normal
10/13/2026 09 PM PDT 73.20 0 0 Normal
10/13/2026 10 PM PDT 73.21 0 + Normal
10/13/2026 11 PM PDT 73.20 0 - Normal
10/14/2026 12 AM PDT 73.20 0 0 Normal
10/14/2026 01 AM PDT 73.21 0 + Normal
10/14/2026 02 AM PDT 73.20 0 - Normal
10/14/2026 03 AM PDT 73.21 0 + Normal
10/14/2026 04 AM PDT 73.21 0 0 Normal
10/14/2026 05 AM PDT 73.21 0 0 Normal
10/14/2026 06 AM PDT 73.21 0 0 Normal
10/14/2026 07 AM PDT 73.21 0 0 Normal
10/14/2026 08 AM PDT 73.22 0 + Normal
10/14/2026 09 AM PDT 73.26 0 + Normal
10/14/2026 10 AM PDT 73.30 0 + Normal
10/14/2026 11 AM PDT 73.35 1 + Normal
10/14/2026 12 PM PDT 73.37 1 + Normal
10/14/2026 01 PM PDT 73.36 1 - Normal
10/14/2026 02 PM PDT 73.35 1 - Normal
10/14/2026 03 PM PDT 73.34 1 - Normal
10/14/2026 04 PM PDT 73.32 0 - Normal
10/14/2026 05 PM PDT 73.30 0 - Normal
10/14/2026 06 PM PDT 73.28 0 - Normal
10/14/2026 07 PM PDT 73.26 0 - Normal
10/14/2026 08 PM PDT 73.26 0 0 Normal
10/14/2026 09 PM PDT 73.26 0 0 Normal
10/14/2026 10 PM PDT 73.25 0 - Normal
10/14/2026 11 PM PDT 73.25 0 0 Normal
10/15/2026 12 AM PDT 73.23 0 - Normal
10/15/2026 01 AM PDT 73.23 0 0 Normal
10/15/2026 02 AM PDT 73.24 0 + Normal
10/15/2026 03 AM PDT 73.24 0 0 Normal
10/15/2026 04 AM PDT 73.24 0 0 Normal
10/15/2026 05 AM PDT 73.24 0 0 Normal
10/15/2026 06 AM PDT 73.24 0 0 Normal
10/15/2026 07 AM PDT 73.24 0 0 Normal
10/15/2026 08 AM PDT 73.23 0 - Normal
10/15/2026 09 AM PDT 73.25 0 + Normal
10/15/2026 10 AM PDT 73.27 0 + Normal
10/15/2026 11 AM PDT 73.34 1 + Normal
10/15/2026 12 PM PDT 73.39 1 + Normal
10/15/2026 01 PM PDT 73.40 1 + Normal
10/15/2026 02 PM PDT 73.39 1 - Normal
10/15/2026 03 PM PDT 73.39 1 0 Normal
10/15/2026 04 PM PDT 73.39 1 0 Normal
10/15/2026 05 PM PDT 73.36 1 - Normal
10/15/2026 06 PM PDT 73.34 1 - Normal
10/15/2026 07 PM PDT 73.31 0 - Normal
10/15/2026 08 PM PDT 73.29 0 - Normal
10/15/2026 09 PM PDT 73.28 0 - Normal
10/15/2026 10 PM PDT 73.27 0 - Normal
10/15/2026 11 PM PDT 73.27 0 0 Normal
10/16/2026 12 AM PDT 73.26 0 - Normal
10/16/2026 01 AM PDT 73.26 0 0 Normal
10/16/2026 02 AM PDT 73.25 0 - Normal
10/16/2026 03 AM PDT 73.26 0 + Normal
10/16/2026 04 AM PDT 73.26 0 0 Normal
10/16/2026 05 AM PDT 73.26 0 0 Normal
10/16/2026 06 AM PDT 73.25 0 - Normal
10/16/2026 07 AM PDT 73.25 0 0 Normal
10/16/2026 08 AM PDT 73.27 0 + Normal
10/16/2026 09 AM PDT 73.28 0 + Normal
10/16/2026 10 AM PDT 73.27 0 - Normal
10/16/2026 11 AM PDT 73.29 0 + Normal
10/16/2026 12 PM PDT 73.30 0 + Normal
10/16/2026 01 PM PDT 73.30 0 0 Normal
10/16/2026 02 PM PDT 73.30 0 0 Normal
10/16/2026 03 PM PDT 73.29 0 - Normal
10/16/2026 04 PM PDT 73.29 0 0 Normal
10/16/2026 05 PM PDT 73.31 0 + Normal
10/16/2026 06 PM PDT 73.25 0 - Normal
10/16/2026 07 PM PDT 73.21 0 - Normal
10/16/2026 08 PM PDT 73.20 0 - Normal
10/16/2026 09 PM PDT 73.21 0 + Normal
10/16/2026 10 PM PDT 73.20 0 - Normal
10/16/2026 11 PM PDT 73.21 0 + Normal
10/17/2026 12 AM PDT 73.22 0 + Normal
10/17/2026 01 AM PDT 73.21 0 - Normal
10/17/2026 02 AM PDT 73.23 0 + Normal
10/17/2026 03 AM PDT 73.24 0 + Normal
10/17/2026 04 AM PDT 73.24 0 0 Normal
10/17/2026 05 AM PDT 73.24 0 0 Normal
10/17/2026 06 AM PDT 73.23 0 - Normal
10/17/2026 07 AM PDT 73.23 0 0 Normal
10/17/2026 08 AM PDT 73.23 0 0 Normal
10/17/2026 09 AM PDT 73.23 0 0 Normal
10/17/2026 10 AM PDT 73.23 0 0 Normal
10/17/2026 11 AM PDT 73.27 0 + Normal
10/17/2026 12 PM PDT 73.27 0 0 Normal
10/17/2026 01 PM PDT 73.25 0 - Normal
10/17/2026 02 PM PDT 73.22 0 - Normal
10/17/2026 03 PM PDT 73.21 0 - Normal
10/17/2026 04 PM PDT 73.21 0 0 Normal
10/17/2026 05 PM PDT 73.23 0 + Normal
10/17/2026 06 PM PDT 73.23 0 0 Normal
10/17/2026 07 PM PDT 73.25 0 + Normal
10/17/2026 08 PM PDT 73.20 0 - Normal
10/17/2026 09 PM PDT 73.18 0 - Normal
10/17/2026 10 PM PDT 73.18 0 0 Normal
10/17/2026 11 PM PDT 73.20 0 + Normal
10/18/2026 12 AM PDT 73.23 0 + Normal
10/18/2026 01 AM PDT 73.23 0 0 Normal
10/18/2026 02 AM PDT 73.22 0 - Normal
10/18/2026 03 AM PDT 73.21 0 - Normal
10/18/2026 04 AM PDT 73.21 0 0 Normal
10/18/2026 05 AM PDT 73.21 0 0 Normal
10/18/2026 06 AM PDT 73.19 0 - Normal
10/18/2026 07 AM PDT 73.19 0 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
10/18/2026 08 AM PDT 73.19 0 Normal
10/18/2026 09 AM PDT 73.19 0 0 Normal
10/18/2026 10 AM PDT 73.19 0 0 Normal
10/18/2026 11 AM PDT 73.19 0 0 Normal
10/18/2026 12 PM PDT 73.19 0 0 Normal
10/18/2026 01 PM PDT 73.19 0 0 Normal
10/18/2026 02 PM PDT 73.19 0 0 Normal
10/18/2026 03 PM PDT 73.19 0 0 Normal
10/18/2026 04 PM PDT 73.19 0 0 Normal
10/18/2026 05 PM PDT 73.19 0 0 Normal
10/18/2026 06 PM PDT 73.19 0 0 Normal
10/18/2026 07 PM PDT 73.19 0 0 Normal
10/18/2026 08 PM PDT 73.19 0 0 Normal
10/18/2026 09 PM PDT 73.19 0 0 Normal
10/18/2026 10 PM PDT 73.18 0 - Normal
10/18/2026 11 PM PDT 73.18 0 0 Normal
10/19/2026 12 AM PDT 73.18 0 0 Normal
10/19/2026 01 AM PDT 73.18 0 0 Normal
10/19/2026 02 AM PDT 73.18 0 0 Normal
10/19/2026 03 AM PDT 73.18 0 0 Normal
10/19/2026 04 AM PDT 73.18 0 0 Normal
10/19/2026 05 AM PDT 73.18 0 0 Normal
10/19/2026 06 AM PDT 73.18 0 0 Normal
10/19/2026 07 AM PDT 73.18 0 0 Normal
10/19/2026 08 AM PDT 73.18 0 0 Normal
10/19/2026 09 AM PDT 73.18 0 0 Normal
10/19/2026 10 AM PDT 73.18 0 0 Normal
10/19/2026 11 AM PDT 73.18 0 0 Normal
10/19/2026 12 PM PDT 73.18 0 0 Normal
10/19/2026 01 PM PDT 73.18 0 0 Normal
10/19/2026 02 PM PDT 73.18 0 0 Normal
10/19/2026 03 PM PDT 73.17 0 - Normal
10/19/2026 04 PM PDT 73.17 0 0 Normal
10/19/2026 05 PM PDT 73.17 0 0 Normal
10/19/2026 06 PM PDT 73.17 0 0 Normal
10/19/2026 07 PM PDT 73.17 0 0 Normal
10/19/2026 08 PM PDT 73.17 0 0 Normal
10/19/2026 09 PM PDT 73.17 0 0 Normal
10/19/2026 10 PM PDT 73.17 0 0 Normal
10/19/2026 11 PM PDT 73.17 0 0 Normal
10/20/2026 12 AM PDT 73.17 0 0 Normal
10/20/2026 01 AM PDT 73.17 0 0 Normal
10/20/2026 02 AM PDT 73.17 0 0 Normal
10/20/2026 03 AM PDT 73.17 0 0 Normal
10/20/2026 04 AM PDT 73.17 0 0 Normal
10/20/2026 05 AM PDT 73.17 0 0 Normal
10/20/2026 06 AM PDT 73.22 0 + Normal
10/20/2026 07 AM PDT 73.30 0 + Normal
10/20/2026 08 AM PDT 73.43 1 + Normal
10/20/2026 09 AM PDT 73.62 2 + Normal
10/20/2026 10 AM PDT 73.83 3 + Normal
10/20/2026 11 AM PDT 73.93 4 + Normal
10/20/2026 12 PM PDT 73.98 4 + Normal
10/20/2026 01 PM PDT 74.01 4 + Normal
10/20/2026 02 PM PDT 73.99 4 - Normal
10/20/2026 03 PM PDT 73.92 4 - Normal
10/20/2026 04 PM PDT 73.75 2 - Normal
10/20/2026 05 PM PDT 73.62 2 - Normal
10/20/2026 06 PM PDT 73.53 1 - Normal
10/20/2026 07 PM PDT 73.46 1 - Normal
10/20/2026 08 PM PDT 73.41 1 - Normal
10/20/2026 09 PM PDT 73.37 1 - Normal
10/20/2026 10 PM PDT 73.36 1 - Normal
10/20/2026 11 PM PDT 73.36 1 0 Normal
10/21/2026 12 AM PDT 73.36 1 0 Normal
10/21/2026 01 AM PDT 73.38 1 + Normal
10/21/2026 02 AM PDT 73.42 1 + Normal
10/21/2026 03 AM PDT 73.50 1 + Normal
10/21/2026 04 AM PDT 73.59 1 + Normal
10/21/2026 05 AM PDT 73.64 2 + Normal
10/21/2026 06 AM PDT 73.69 2 + Normal
10/21/2026 07 AM PDT 73.75 2 + Normal
10/21/2026 08 AM PDT 73.87 3 + Normal
10/21/2026 09 AM PDT 74.05 5 + Normal
10/21/2026 10 AM PDT 74.30 7 + Normal
10/21/2026 11 AM PDT 74.43 9 + Normal
10/21/2026 12 PM PDT 74.50 9 + Normal
10/21/2026 01 PM PDT 74.53 10 + Normal
10/21/2026 02 PM PDT 74.51 10 - Normal
10/21/2026 03 PM PDT 74.42 9 - Normal
10/21/2026 04 PM PDT 74.22 6 - Normal
10/21/2026 05 PM PDT 74.08 5 - Normal
10/21/2026 06 PM PDT 74.00 4 - Normal
10/21/2026 07 PM PDT 73.93 4 - Normal
10/21/2026 08 PM PDT 73.89 3 - Normal
10/21/2026 09 PM PDT 73.86 3 - Normal
10/21/2026 10 PM PDT 73.86 3 0 Normal
10/21/2026 11 PM PDT 73.86 3 0 Normal
10/22/2026 12 AM PDT 73.85 3 - Normal
10/22/2026 01 AM PDT 73.83 3 - Normal
10/22/2026 02 AM PDT 73.81 3 - Normal
10/22/2026 03 AM PDT 73.76 2 - Normal
10/22/2026 04 AM PDT 73.65 2 - Normal
10/22/2026 05 AM PDT 73.57 1 - Normal
10/22/2026 06 AM PDT 73.50 1 - Normal
10/22/2026 07 AM PDT 73.44 1 - Normal
10/22/2026 08 AM PDT 73.37 1 - Normal
10/22/2026 09 AM PDT 73.31 0 - Normal
10/22/2026 10 AM PDT 73.30 0 - Normal
10/22/2026 11 AM PDT 73.29 0 - Normal
10/22/2026 12 PM PDT 73.28 0 - Normal
10/22/2026 01 PM PDT 73.30 0 + Normal
10/22/2026 02 PM PDT 73.35 1 + Normal
10/22/2026 03 PM PDT 73.44 1 + Normal
10/22/2026 04 PM PDT 73.56 1 + Normal
10/22/2026 05 PM PDT 73.62 2 + Normal
10/22/2026 06 PM PDT 73.64 2 + Normal
10/22/2026 07 PM PDT 73.65 2 + Normal
10/22/2026 08 PM PDT 73.64 2 - Normal
10/22/2026 09 PM PDT 73.59 1 - Normal
10/22/2026 10 PM PDT 73.48 1 - Normal
10/22/2026 11 PM PDT 73.40 1 - Normal
10/23/2026 12 AM PDT 73.35 1 - Normal
10/23/2026 01 AM PDT 73.31 0 - Normal
10/23/2026 02 AM PDT 73.27 0 - Normal
10/23/2026 03 AM PDT 73.25 0 - Normal
10/23/2026 04 AM PDT 73.25 0 0 Normal
10/23/2026 05 AM PDT 73.23 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.
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