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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: | Apr 21 2026 at 7:32 AM PDT | Next Issuance: | Apr 22 2026 at 9:00 AM PDT
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| Action/Monitor: 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: 04/21/2026 at 07:34 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/21/2026 at 03:00 AM PDT
# Maximum Observed Stage: 79.10 Feet
# Maximum Observed Flow: 151 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/21/2026 at 02:00 PM PDT
# Maximum Forecast Stage: 79.44 Feet
# Maximum Forecast Flow: 171 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/16/2026 07 AM PDT 74.90 9 Normal
04/16/2026 08 AM PDT 74.89 9 - Normal
04/16/2026 09 AM PDT 74.89 9 0 Normal
04/16/2026 10 AM PDT 74.87 9 - Normal
04/16/2026 11 AM PDT 74.89 9 + Normal
04/16/2026 12 PM PDT 74.87 9 - Normal
04/16/2026 01 PM PDT 74.89 9 + Normal
04/16/2026 02 PM PDT 74.89 9 0 Normal
04/16/2026 03 PM PDT 74.88 9 - Normal
04/16/2026 04 PM PDT 74.88 9 0 Normal
04/16/2026 05 PM PDT 74.86 9 - Normal
04/16/2026 06 PM PDT 74.86 9 0 Normal
04/16/2026 07 PM PDT 74.84 9 - Normal
04/16/2026 08 PM PDT 74.83 8 - Normal
04/16/2026 09 PM PDT 74.83 8 0 Normal
04/16/2026 10 PM PDT 74.81 8 - Normal
04/16/2026 11 PM PDT 74.79 8 - Normal
04/17/2026 12 AM PDT 74.79 8 0 Normal
04/17/2026 01 AM PDT 74.81 8 + Normal
04/17/2026 02 AM PDT 74.80 8 - Normal
04/17/2026 03 AM PDT 74.80 8 0 Normal
04/17/2026 04 AM PDT 74.80 8 0 Normal
04/17/2026 05 AM PDT 74.80 8 0 Normal
04/17/2026 06 AM PDT 74.80 8 0 Normal
04/17/2026 07 AM PDT 74.79 8 - Normal
04/17/2026 08 AM PDT 74.78 8 - Normal
04/17/2026 09 AM PDT 74.78 8 0 Normal
04/17/2026 10 AM PDT 74.78 8 0 Normal
04/17/2026 11 AM PDT 74.80 8 + Normal
04/17/2026 12 PM PDT 74.80 8 0 Normal
04/17/2026 01 PM PDT 74.79 8 - Normal
04/17/2026 02 PM PDT 74.78 8 - Normal
04/17/2026 03 PM PDT 74.76 8 - Normal
04/17/2026 04 PM PDT 74.76 8 0 Normal
04/17/2026 05 PM PDT 74.76 8 0 Normal
04/17/2026 06 PM PDT 74.75 7 - Normal
04/17/2026 07 PM PDT 74.74 7 - Normal
04/17/2026 08 PM PDT 74.74 7 0 Normal
04/17/2026 09 PM PDT 74.74 7 0 Normal
04/17/2026 10 PM PDT 74.74 7 0 Normal
04/17/2026 11 PM PDT 74.74 7 0 Normal
04/18/2026 12 AM PDT 74.73 7 - Normal
04/18/2026 01 AM PDT 74.73 7 0 Normal
04/18/2026 02 AM PDT 74.73 7 0 Normal
04/18/2026 03 AM PDT 74.72 7 - Normal
04/18/2026 04 AM PDT 74.72 7 0 Normal
04/18/2026 05 AM PDT 74.72 7 0 Normal
04/18/2026 06 AM PDT 74.72 7 0 Normal
04/18/2026 07 AM PDT 74.70 7 - Normal
04/18/2026 08 AM PDT 74.69 7 - Normal
04/18/2026 09 AM PDT 74.71 7 + Normal
04/18/2026 10 AM PDT 74.71 7 0 Normal
04/18/2026 11 AM PDT 74.73 7 + Normal
04/18/2026 12 PM PDT 74.73 7 0 Normal
04/18/2026 01 PM PDT 74.73 7 0 Normal
04/18/2026 02 PM PDT 74.72 7 - Normal
04/18/2026 03 PM PDT 74.72 7 0 Normal
04/18/2026 04 PM PDT 74.70 7 - Normal
04/18/2026 05 PM PDT 74.69 7 - Normal
04/18/2026 06 PM PDT 74.70 7 + Normal
04/18/2026 07 PM PDT 74.69 7 - Normal
04/18/2026 08 PM PDT 74.68 7 - Normal
04/18/2026 09 PM PDT 74.68 7 0 Normal
04/18/2026 10 PM PDT 74.67 7 - Normal
04/18/2026 11 PM PDT 74.68 7 + Normal
04/19/2026 12 AM PDT 74.67 7 - Normal
04/19/2026 01 AM PDT 74.67 7 0 Normal
04/19/2026 02 AM PDT 74.66 6 - Normal
04/19/2026 03 AM PDT 74.66 6 0 Normal
04/19/2026 04 AM PDT 74.66 6 0 Normal
04/19/2026 05 AM PDT 74.66 6 0 Normal
04/19/2026 06 AM PDT 74.63 6 - Normal
04/19/2026 07 AM PDT 74.65 6 + Normal
04/19/2026 08 AM PDT 74.65 6 0 Normal
04/19/2026 09 AM PDT 74.65 6 0 Normal
04/19/2026 10 AM PDT 74.66 6 + Normal
04/19/2026 11 AM PDT 74.65 6 - Normal
04/19/2026 12 PM PDT 74.65 6 0 Normal
04/19/2026 01 PM PDT 74.66 6 + Normal
04/19/2026 02 PM PDT 74.66 6 0 Normal
04/19/2026 03 PM PDT 74.65 6 - Normal
04/19/2026 04 PM PDT 74.65 6 0 Normal
04/19/2026 05 PM PDT 74.64 6 - Normal
04/19/2026 06 PM PDT 74.64 6 0 Normal
04/19/2026 07 PM PDT 74.63 6 - Normal
04/19/2026 08 PM PDT 74.63 6 0 Normal
04/19/2026 09 PM PDT 74.63 6 0 Normal
04/19/2026 10 PM PDT 74.63 6 0 Normal
04/19/2026 11 PM PDT 74.63 6 0 Normal
04/20/2026 12 AM PDT 74.62 6 - Normal
04/20/2026 01 AM PDT 74.63 6 + Normal
04/20/2026 02 AM PDT 74.63 6 0 Normal
04/20/2026 03 AM PDT 74.62 6 - Normal
04/20/2026 04 AM PDT 74.63 6 + Normal
04/20/2026 05 AM PDT 74.63 6 0 Normal
04/20/2026 06 AM PDT 74.63 6 0 Normal
04/20/2026 07 AM PDT 74.63 6 0 Normal
04/20/2026 08 AM PDT 74.62 6 - Normal
04/20/2026 09 AM PDT 74.62 6 0 Normal
04/20/2026 10 AM PDT 74.64 6 + Normal
04/20/2026 11 AM PDT 74.63 6 - Normal
04/20/2026 12 PM PDT 74.66 6 + Normal
04/20/2026 01 PM PDT 74.68 7 + Normal
04/20/2026 02 PM PDT 74.72 7 + Normal
04/20/2026 03 PM PDT 74.83 8 + Normal
04/20/2026 04 PM PDT 75.09 12 + Normal
04/20/2026 05 PM PDT 75.48 18 + Normal
04/20/2026 06 PM PDT 76.33 37 + Normal
04/20/2026 07 PM PDT 77.25 66 + Normal
04/20/2026 08 PM PDT 77.85 89 + Normal
04/20/2026 09 PM PDT 78.16 103 + Normal
04/20/2026 10 PM PDT 78.39 114 + Normal
04/20/2026 11 PM PDT 78.58 123 + Normal
04/21/2026 12 AM PDT 78.77 133 + Normal
04/21/2026 01 AM PDT 78.93 141 + Normal
04/21/2026 02 AM PDT 79.04 148 + Normal
04/21/2026 03 AM PDT 79.10 151 + Normal
04/21/2026 04 AM PDT 79.09 150 - Normal
04/21/2026 05 AM PDT 79.07 149 - Normal
04/21/2026 06 AM PDT 78.83 136 - Normal
04/21/2026 07 AM PDT 78.65 127 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/21/2026 08 AM PDT 78.59 124 Normal
04/21/2026 09 AM PDT 78.75 132 + Normal
04/21/2026 10 AM PDT 79.09 150 + Normal
04/21/2026 11 AM PDT 79.22 158 + Normal
04/21/2026 12 PM PDT 79.35 165 + Normal
04/21/2026 01 PM PDT 79.43 170 + Normal
04/21/2026 02 PM PDT 79.44 171 + Normal
04/21/2026 03 PM PDT 79.36 166 - Normal
04/21/2026 04 PM PDT 79.19 156 - Normal
04/21/2026 05 PM PDT 79.08 150 - Normal
04/21/2026 06 PM PDT 79.00 145 - Normal
04/21/2026 07 PM PDT 78.91 140 - Normal
04/21/2026 08 PM PDT 78.75 132 - Normal
04/21/2026 09 PM PDT 78.47 118 - Normal
04/21/2026 10 PM PDT 78.03 97 - Normal
04/21/2026 11 PM PDT 77.74 85 - Normal
04/22/2026 12 AM PDT 77.61 79 - Normal
04/22/2026 01 AM PDT 77.56 77 - Normal
04/22/2026 02 AM PDT 77.68 82 + Normal
04/22/2026 03 AM PDT 78.04 97 + Normal
04/22/2026 04 AM PDT 78.60 124 + Normal
04/22/2026 05 AM PDT 78.91 140 + Normal
04/22/2026 06 AM PDT 79.03 147 + Normal
04/22/2026 07 AM PDT 79.09 150 + Normal
04/22/2026 08 AM PDT 79.03 147 - Normal
04/22/2026 09 AM PDT 78.79 134 - Normal
04/22/2026 10 AM PDT 78.30 109 - Normal
04/22/2026 11 AM PDT 77.97 94 - Normal
04/22/2026 12 PM PDT 77.75 85 - Normal
04/22/2026 01 PM PDT 77.57 78 - Normal
04/22/2026 02 PM PDT 77.38 70 - Normal
04/22/2026 03 PM PDT 77.16 62 - Normal
04/22/2026 04 PM PDT 76.92 54 - Normal
04/22/2026 05 PM PDT 76.76 49 - Normal
04/22/2026 06 PM PDT 76.66 46 - Normal
04/22/2026 07 PM PDT 76.56 43 - Normal
04/22/2026 08 PM PDT 76.48 41 - Normal
04/22/2026 09 PM PDT 76.38 38 - Normal
04/22/2026 10 PM PDT 76.24 35 - Normal
04/22/2026 11 PM PDT 76.12 32 - Normal
04/23/2026 12 AM PDT 76.02 29 - Normal
04/23/2026 01 AM PDT 75.92 27 - Normal
04/23/2026 02 AM PDT 75.82 25 - Normal
04/23/2026 03 AM PDT 75.71 23 - Normal
04/23/2026 04 AM PDT 75.65 21 - Normal
04/23/2026 05 AM PDT 75.60 20 - Normal
04/23/2026 06 AM PDT 75.56 20 - Normal
04/23/2026 07 AM PDT 75.52 19 - Normal
04/23/2026 08 AM PDT 75.48 18 - Normal
04/23/2026 09 AM PDT 75.44 18 - Normal
04/23/2026 10 AM PDT 75.41 17 - Normal
04/23/2026 11 AM PDT 75.39 17 - Normal
04/23/2026 12 PM PDT 75.37 16 - Normal
04/23/2026 01 PM PDT 75.36 16 - Normal
04/23/2026 02 PM PDT 75.34 16 - Normal
04/23/2026 03 PM PDT 75.32 16 - Normal
04/23/2026 04 PM PDT 75.30 15 - Normal
04/23/2026 05 PM PDT 75.29 15 - Normal
04/23/2026 06 PM PDT 75.28 15 - Normal
04/23/2026 07 PM PDT 75.27 15 - Normal
04/23/2026 08 PM PDT 75.26 15 - Normal
04/23/2026 09 PM PDT 75.25 14 - Normal
04/23/2026 10 PM PDT 75.24 14 - Normal
04/23/2026 11 PM PDT 75.23 14 - Normal
04/24/2026 12 AM PDT 75.22 14 - Normal
04/24/2026 01 AM PDT 75.22 14 0 Normal
04/24/2026 02 AM PDT 75.21 14 - Normal
04/24/2026 03 AM PDT 75.20 14 - Normal
04/24/2026 04 AM PDT 75.19 13 - Normal
04/24/2026 05 AM PDT 75.19 13 0 Normal
04/24/2026 06 AM PDT 75.18 13 - Normal
04/24/2026 07 AM PDT 75.17 13 - Normal
04/24/2026 08 AM PDT 75.17 13 0 Normal
04/24/2026 09 AM PDT 75.16 13 - Normal
04/24/2026 10 AM PDT 75.15 13 - Normal
04/24/2026 11 AM PDT 75.14 13 - Normal
04/24/2026 12 PM PDT 75.14 13 0 Normal
04/24/2026 01 PM PDT 75.13 13 - Normal
04/24/2026 02 PM PDT 75.13 13 0 Normal
04/24/2026 03 PM PDT 75.12 12 - Normal
04/24/2026 04 PM PDT 75.11 12 - Normal
04/24/2026 05 PM PDT 75.10 12 - Normal
04/24/2026 06 PM PDT 75.10 12 0 Normal
04/24/2026 07 PM PDT 75.09 12 - Normal
04/24/2026 08 PM PDT 75.09 12 0 Normal
04/24/2026 09 PM PDT 75.08 12 - Normal
04/24/2026 10 PM PDT 75.07 12 - Normal
04/24/2026 11 PM PDT 75.06 12 - Normal
04/25/2026 12 AM PDT 75.06 12 0 Normal
04/25/2026 01 AM PDT 75.05 11 - Normal
04/25/2026 02 AM PDT 75.05 11 0 Normal
04/25/2026 03 AM PDT 75.04 11 - Normal
04/25/2026 04 AM PDT 75.03 11 - Normal
04/25/2026 05 AM PDT 75.03 11 0 Normal
04/25/2026 06 AM PDT 75.02 11 - Normal
04/25/2026 07 AM PDT 75.02 11 0 Normal
04/25/2026 08 AM PDT 75.01 11 - Normal
04/25/2026 09 AM PDT 75.00 11 - Normal
04/25/2026 10 AM PDT 75.00 11 0 Normal
04/25/2026 11 AM PDT 74.99 11 - Normal
04/25/2026 12 PM PDT 74.98 10 - Normal
04/25/2026 01 PM PDT 74.98 10 0 Normal
04/25/2026 02 PM PDT 74.98 10 0 Normal
04/25/2026 03 PM PDT 74.97 10 - Normal
04/25/2026 04 PM PDT 74.96 10 - Normal
04/25/2026 05 PM PDT 74.96 10 0 Normal
04/25/2026 06 PM PDT 74.95 10 - Normal
04/25/2026 07 PM PDT 74.95 10 0 Normal
04/25/2026 08 PM PDT 74.94 10 - Normal
04/25/2026 09 PM PDT 74.94 10 0 Normal
04/25/2026 10 PM PDT 74.93 10 - Normal
04/25/2026 11 PM PDT 74.92 10 - Normal
04/26/2026 12 AM PDT 74.92 10 0 Normal
04/26/2026 01 AM PDT 74.92 10 0 Normal
04/26/2026 02 AM PDT 74.91 9 - Normal
04/26/2026 03 AM PDT 74.91 9 0 Normal
04/26/2026 04 AM PDT 74.90 9 - Normal
04/26/2026 05 AM PDT 74.89 9 - 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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