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SANTA ROSA CREEK - SANTA ROSA (SSAC1)
| Latitude: 38.44º N | Longitude: 122.72º W | Elevation: 138 Feet | | Forecast Type: Unofficial Location |
| Location: Sonoma County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Mar 11 2026 at 12:51 PM PDT | Next Issuance: | Mar 12 2026 at 9:00 AM PDT
| |
| Action/Monitor: 40.0 Feet | Minor Flood: 41.0 Feet | Moderate Flood: 45.0 Feet | Major Flood: 50.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Santa Rosa Creek - Santa Rosa (SSAC1)
#
# File Generation Time: 03/11/2026 at 12:53 PM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/06/2026 at 02:00 PM PST
# Maximum Observed Stage: 24.27 Feet
# Maximum Observed Flow: 35 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/11/2026 at 01:00 PM PDT
# Maximum Forecast Stage: 24.09 Feet
# Maximum Forecast Flow: 23 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/06/2026 11 AM PST 24.27 35 Normal
03/06/2026 12 PM PST 24.27 35 0 Normal
03/06/2026 01 PM PST 24.27 35 0 Normal
03/06/2026 02 PM PST 24.27 35 0 Normal
03/06/2026 03 PM PST 24.26 34 - Normal
03/06/2026 04 PM PST 24.26 34 0 Normal
03/06/2026 05 PM PST 24.26 34 0 Normal
03/06/2026 06 PM PST 24.25 34 - Normal
03/06/2026 07 PM PST 24.25 34 0 Normal
03/06/2026 08 PM PST 24.25 34 0 Normal
03/06/2026 09 PM PST 24.24 33 - Normal
03/06/2026 10 PM PST 24.25 34 + Normal
03/06/2026 11 PM PST 24.24 33 - Normal
03/07/2026 12 AM PST 24.24 33 0 Normal
03/07/2026 01 AM PST 24.24 33 0 Normal
03/07/2026 02 AM PST 24.24 33 0 Normal
03/07/2026 03 AM PST 24.24 33 0 Normal
03/07/2026 04 AM PST 24.23 32 - Normal
03/07/2026 05 AM PST 24.23 32 0 Normal
03/07/2026 06 AM PST 24.23 32 0 Normal
03/07/2026 07 AM PST 24.23 32 0 Normal
03/07/2026 08 AM PST 24.23 32 0 Normal
03/07/2026 09 AM PST 24.22 31 - Normal
03/07/2026 10 AM PST 24.22 31 0 Normal
03/07/2026 11 AM PST 24.22 31 0 Normal
03/07/2026 12 PM PST 24.22 31 0 Normal
03/07/2026 01 PM PST 24.22 31 0 Normal
03/07/2026 02 PM PST 24.22 31 0 Normal
03/07/2026 03 PM PST 24.22 31 0 Normal
03/07/2026 04 PM PST 24.22 31 0 Normal
03/07/2026 05 PM PST 24.22 31 0 Normal
03/07/2026 06 PM PST 24.21 31 - Normal
03/07/2026 07 PM PST 24.21 31 0 Normal
03/07/2026 08 PM PST 24.21 31 0 Normal
03/07/2026 09 PM PST 24.21 31 0 Normal
03/07/2026 10 PM PST 24.20 30 - Normal
03/07/2026 11 PM PST 24.20 30 0 Normal
03/08/2026 12 AM PST 24.20 30 0 Normal
03/08/2026 01 AM PST 24.20 30 0 Normal
03/08/2026 03 AM PDT 24.20 30 0 Normal
03/08/2026 04 AM PDT 24.20 30 0 Normal
03/08/2026 05 AM PDT 24.20 30 0 Normal
03/08/2026 06 AM PDT 24.20 30 0 Normal
03/08/2026 07 AM PDT 24.19 29 - Normal
03/08/2026 08 AM PDT 24.20 30 + Normal
03/08/2026 09 AM PDT 24.19 29 - Normal
03/08/2026 10 AM PDT 24.19 29 0 Normal
03/08/2026 11 AM PDT 24.19 29 0 Normal
03/08/2026 12 PM PDT 24.19 29 0 Normal
03/08/2026 01 PM PDT 24.19 29 0 Normal
03/08/2026 02 PM PDT 24.20 30 + Normal
03/08/2026 03 PM PDT 24.20 30 0 Normal
03/08/2026 04 PM PDT 24.19 29 - Normal
03/08/2026 05 PM PDT 24.19 29 0 Normal
03/08/2026 06 PM PDT 24.18 29 - Normal
03/08/2026 07 PM PDT 24.19 29 + Normal
03/08/2026 08 PM PDT 24.19 29 0 Normal
03/08/2026 09 PM PDT 24.18 29 - Normal
03/08/2026 10 PM PDT 24.18 29 0 Normal
03/08/2026 11 PM PDT 24.18 29 0 Normal
03/09/2026 12 AM PDT 24.17 28 - Normal
03/09/2026 01 AM PDT 24.17 28 0 Normal
03/09/2026 02 AM PDT 24.18 29 + Normal
03/09/2026 03 AM PDT 24.17 28 - Normal
03/09/2026 04 AM PDT 24.17 28 0 Normal
03/09/2026 05 AM PDT 24.17 28 0 Normal
03/09/2026 06 AM PDT 24.17 28 0 Normal
03/09/2026 07 AM PDT 24.16 27 - Normal
03/09/2026 08 AM PDT 24.17 28 + Normal
03/09/2026 09 AM PDT 24.16 27 - Normal
03/09/2026 10 AM PDT 24.17 28 + Normal
03/09/2026 11 AM PDT 24.16 27 - Normal
03/09/2026 12 PM PDT 24.17 28 + Normal
03/09/2026 01 PM PDT 24.16 27 - Normal
03/09/2026 02 PM PDT 24.17 28 + Normal
03/09/2026 03 PM PDT 24.17 28 0 Normal
03/09/2026 04 PM PDT 24.17 28 0 Normal
03/09/2026 05 PM PDT 24.16 27 - Normal
03/09/2026 06 PM PDT 24.16 27 0 Normal
03/09/2026 07 PM PDT 24.16 27 0 Normal
03/09/2026 08 PM PDT 24.16 27 0 Normal
03/09/2026 09 PM PDT 24.16 27 0 Normal
03/09/2026 10 PM PDT 24.15 27 - Normal
03/09/2026 11 PM PDT 24.15 27 0 Normal
03/10/2026 12 AM PDT 24.14 26 - Normal
03/10/2026 01 AM PDT 24.15 27 + Normal
03/10/2026 02 AM PDT 24.15 27 0 Normal
03/10/2026 03 AM PDT 24.14 26 - Normal
03/10/2026 04 AM PDT 24.14 26 0 Normal
03/10/2026 05 AM PDT 24.14 26 0 Normal
03/10/2026 06 AM PDT 24.13 25 - Normal
03/10/2026 07 AM PDT 24.14 26 + Normal
03/10/2026 08 AM PDT 24.13 25 - Normal
03/10/2026 09 AM PDT 24.13 25 0 Normal
03/10/2026 10 AM PDT 24.13 25 0 Normal
03/10/2026 11 AM PDT 24.13 25 0 Normal
03/10/2026 12 PM PDT 24.13 25 0 Normal
03/10/2026 01 PM PDT 24.13 25 0 Normal
03/10/2026 02 PM PDT 24.13 25 0 Normal
03/10/2026 03 PM PDT 24.13 25 0 Normal
03/10/2026 04 PM PDT 24.13 25 0 Normal
03/10/2026 05 PM PDT 24.12 25 - Normal
03/10/2026 06 PM PDT 24.12 25 0 Normal
03/10/2026 07 PM PDT 24.11 24 - Normal
03/10/2026 08 PM PDT 24.10 24 - Normal
03/10/2026 09 PM PDT 24.10 24 0 Normal
03/10/2026 10 PM PDT 24.09 23 - Normal
03/10/2026 11 PM PDT 24.09 23 0 Normal
03/11/2026 12 AM PDT 24.11 24 + Normal
03/11/2026 01 AM PDT 24.10 24 - Normal
03/11/2026 02 AM PDT 24.10 24 0 Normal
03/11/2026 03 AM PDT 24.10 24 0 Normal
03/11/2026 04 AM PDT 24.10 24 0 Normal
03/11/2026 05 AM PDT 24.09 23 - Normal
03/11/2026 06 AM PDT 24.09 23 0 Normal
03/11/2026 07 AM PDT 24.09 23 0 Normal
03/11/2026 08 AM PDT 24.08 22 - Normal
03/11/2026 09 AM PDT 24.08 22 0 Normal
03/11/2026 10 AM PDT 24.08 22 0 Normal
03/11/2026 11 AM PDT 24.09 23 + Normal
03/11/2026 12 PM PDT 24.09 23 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/11/2026 01 PM PDT 24.09 23 Normal
03/11/2026 02 PM PDT 24.09 23 0 Normal
03/11/2026 03 PM PDT 24.09 23 0 Normal
03/11/2026 04 PM PDT 24.09 23 0 Normal
03/11/2026 05 PM PDT 24.09 23 0 Normal
03/11/2026 06 PM PDT 24.09 23 0 Normal
03/11/2026 07 PM PDT 24.09 23 0 Normal
03/11/2026 08 PM PDT 24.09 23 0 Normal
03/11/2026 09 PM PDT 24.09 23 0 Normal
03/11/2026 10 PM PDT 24.08 22 - Normal
03/11/2026 11 PM PDT 24.08 22 0 Normal
03/12/2026 12 AM PDT 24.08 22 0 Normal
03/12/2026 01 AM PDT 24.08 22 0 Normal
03/12/2026 02 AM PDT 24.08 22 0 Normal
03/12/2026 03 AM PDT 24.08 22 0 Normal
03/12/2026 04 AM PDT 24.08 22 0 Normal
03/12/2026 05 AM PDT 24.08 22 0 Normal
03/12/2026 06 AM PDT 24.08 22 0 Normal
03/12/2026 07 AM PDT 24.08 22 0 Normal
03/12/2026 08 AM PDT 24.08 22 0 Normal
03/12/2026 09 AM PDT 24.08 22 0 Normal
03/12/2026 10 AM PDT 24.08 22 0 Normal
03/12/2026 11 AM PDT 24.08 22 0 Normal
03/12/2026 12 PM PDT 24.08 22 0 Normal
03/12/2026 01 PM PDT 24.08 22 0 Normal
03/12/2026 02 PM PDT 24.07 22 - Normal
03/12/2026 03 PM PDT 24.07 22 0 Normal
03/12/2026 04 PM PDT 24.07 22 0 Normal
03/12/2026 05 PM PDT 24.07 22 0 Normal
03/12/2026 06 PM PDT 24.07 22 0 Normal
03/12/2026 07 PM PDT 24.07 22 0 Normal
03/12/2026 08 PM PDT 24.07 22 0 Normal
03/12/2026 09 PM PDT 24.07 22 0 Normal
03/12/2026 10 PM PDT 24.07 22 0 Normal
03/12/2026 11 PM PDT 24.07 22 0 Normal
03/13/2026 12 AM PDT 24.07 22 0 Normal
03/13/2026 01 AM PDT 24.07 22 0 Normal
03/13/2026 02 AM PDT 24.07 22 0 Normal
03/13/2026 03 AM PDT 24.07 22 0 Normal
03/13/2026 04 AM PDT 24.07 22 0 Normal
03/13/2026 05 AM PDT 24.07 22 0 Normal
03/13/2026 06 AM PDT 24.07 22 0 Normal
03/13/2026 07 AM PDT 24.07 22 0 Normal
03/13/2026 08 AM PDT 24.07 22 0 Normal
03/13/2026 09 AM PDT 24.07 22 0 Normal
03/13/2026 10 AM PDT 24.07 22 0 Normal
03/13/2026 11 AM PDT 24.06 21 - Normal
03/13/2026 12 PM PDT 24.06 21 0 Normal
03/13/2026 01 PM PDT 24.06 21 0 Normal
03/13/2026 02 PM PDT 24.06 21 0 Normal
03/13/2026 03 PM PDT 24.06 21 0 Normal
03/13/2026 04 PM PDT 24.06 21 0 Normal
03/13/2026 05 PM PDT 24.06 21 0 Normal
03/13/2026 06 PM PDT 24.06 21 0 Normal
03/13/2026 07 PM PDT 24.06 21 0 Normal
03/13/2026 08 PM PDT 24.06 21 0 Normal
03/13/2026 09 PM PDT 24.06 21 0 Normal
03/13/2026 10 PM PDT 24.06 21 0 Normal
03/13/2026 11 PM PDT 24.06 21 0 Normal
03/14/2026 12 AM PDT 24.06 21 0 Normal
03/14/2026 01 AM PDT 24.06 21 0 Normal
03/14/2026 02 AM PDT 24.06 21 0 Normal
03/14/2026 03 AM PDT 24.06 21 0 Normal
03/14/2026 04 AM PDT 24.06 21 0 Normal
03/14/2026 05 AM PDT 24.05 21 - Normal
03/14/2026 06 AM PDT 24.05 21 0 Normal
03/14/2026 07 AM PDT 24.05 21 0 Normal
03/14/2026 08 AM PDT 24.05 21 0 Normal
03/14/2026 09 AM PDT 24.05 21 0 Normal
03/14/2026 10 AM PDT 24.05 21 0 Normal
03/14/2026 11 AM PDT 24.05 21 0 Normal
03/14/2026 12 PM PDT 24.05 21 0 Normal
03/14/2026 01 PM PDT 24.05 21 0 Normal
03/14/2026 02 PM PDT 24.05 21 0 Normal
03/14/2026 03 PM PDT 24.05 21 0 Normal
03/14/2026 04 PM PDT 24.05 21 0 Normal
03/14/2026 05 PM PDT 24.05 21 0 Normal
03/14/2026 06 PM PDT 24.05 21 0 Normal
03/14/2026 07 PM PDT 24.05 21 0 Normal
03/14/2026 08 PM PDT 24.05 21 0 Normal
03/14/2026 09 PM PDT 24.05 21 0 Normal
03/14/2026 10 PM PDT 24.05 21 0 Normal
03/14/2026 11 PM PDT 24.05 21 0 Normal
03/15/2026 12 AM PDT 24.05 21 0 Normal
03/15/2026 01 AM PDT 24.05 21 0 Normal
03/15/2026 02 AM PDT 24.05 21 0 Normal
03/15/2026 03 AM PDT 24.05 21 0 Normal
03/15/2026 04 AM PDT 24.04 20 - Normal
03/15/2026 05 AM PDT 24.04 20 0 Normal
03/15/2026 06 AM PDT 24.04 20 0 Normal
03/15/2026 07 AM PDT 24.04 20 0 Normal
03/15/2026 08 AM PDT 24.04 20 0 Normal
03/15/2026 09 AM PDT 24.04 20 0 Normal
03/15/2026 10 AM PDT 24.04 20 0 Normal
03/15/2026 11 AM PDT 24.04 20 0 Normal
03/15/2026 12 PM PDT 24.04 20 0 Normal
03/15/2026 01 PM PDT 24.04 20 0 Normal
03/15/2026 02 PM PDT 24.04 20 0 Normal
03/15/2026 03 PM PDT 24.04 20 0 Normal
03/15/2026 04 PM PDT 24.04 20 0 Normal
03/15/2026 05 PM PDT 24.04 20 0 Normal
03/15/2026 06 PM PDT 24.04 20 0 Normal
03/15/2026 07 PM PDT 24.04 20 0 Normal
03/15/2026 08 PM PDT 24.04 20 0 Normal
03/15/2026 09 PM PDT 24.04 20 0 Normal
03/15/2026 10 PM PDT 24.04 20 0 Normal
03/15/2026 11 PM PDT 24.04 20 0 Normal
03/16/2026 12 AM PDT 24.04 20 0 Normal
03/16/2026 01 AM PDT 24.04 20 0 Normal
03/16/2026 02 AM PDT 24.03 20 - Normal
03/16/2026 03 AM PDT 24.03 20 0 Normal
03/16/2026 04 AM PDT 24.03 20 0 Normal
03/16/2026 05 AM PDT 24.03 20 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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