BIG SULPHUR CREEK - CLOVERDALE (BSCC1)
Latitude: 38.83º NLongitude: 123.00º WElevation: 345 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Oct 29 2026 at 7:40 AM PDTNext Issuance: Oct 30 2026 at 9:00 AM PDT
Action: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Big Sulphur Creek - Cloverdale (BSCC1)
#
# File Generation Time:  10/29/2026 at 07:41 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/24/2026 at 06:00 PM PDT
# Maximum Observed Stage:                       15.22 Feet
# Maximum Observed Flow:                        4 cfs
#
# Earliest Date & Time of Maximum Forecast:     10/29/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       15.19 Feet
# Maximum Forecast Flow:                        4 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/24/2026 07 AM PDT           15.21              4                Not Applicable
  10/24/2026 08 AM PDT           15.21              4         0      Not Applicable
  10/24/2026 09 AM PDT           15.21              4         0      Not Applicable
  10/24/2026 10 AM PDT           15.21              4         0      Not Applicable
  10/24/2026 11 AM PDT           15.21              4         0      Not Applicable
  10/24/2026 12 PM PDT           15.21              4         0      Not Applicable
  10/24/2026 01 PM PDT           15.22              4         +      Not Applicable
  10/24/2026 02 PM PDT           15.22              4         0      Not Applicable
  10/24/2026 03 PM PDT           15.22              4         0      Not Applicable
  10/24/2026 04 PM PDT           15.22              4         0      Not Applicable
  10/24/2026 05 PM PDT           15.22              4         0      Not Applicable
  10/24/2026 06 PM PDT           15.22              4         0      Not Applicable
  10/24/2026 07 PM PDT           15.21              4         -      Not Applicable
  10/24/2026 08 PM PDT           15.21              4         0      Not Applicable
  10/24/2026 09 PM PDT           15.21              4         0      Not Applicable
  10/24/2026 10 PM PDT           15.21              4         0      Not Applicable
  10/24/2026 11 PM PDT           15.21              4         0      Not Applicable
  10/25/2026 12 AM PDT           15.20              4         -      Not Applicable
  10/25/2026 01 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 02 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 03 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 04 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 05 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 06 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 07 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 08 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 09 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 10 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 11 AM PDT           15.20              4         0      Not Applicable
  10/25/2026 12 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 01 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 02 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 03 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 04 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 05 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 06 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 07 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 08 PM PDT           15.20              4         0      Not Applicable
  10/25/2026 09 PM PDT           15.19              4         -      Not Applicable
  10/25/2026 10 PM PDT           15.19              4         0      Not Applicable
  10/25/2026 11 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 12 AM PDT           15.19              4         0      Not Applicable
  10/26/2026 01 AM PDT           15.19              4         0      Not Applicable
  10/26/2026 02 AM PDT           15.18              3         -      Not Applicable
  10/26/2026 03 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 04 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 05 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 06 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 07 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 08 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 09 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 10 AM PDT           15.18              3         0      Not Applicable
  10/26/2026 11 AM PDT           15.19              4         +      Not Applicable
  10/26/2026 12 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 01 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 02 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 03 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 04 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 05 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 06 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 07 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 08 PM PDT           15.19              4         0      Not Applicable
  10/26/2026 09 PM PDT           15.18              3         -      Not Applicable
  10/26/2026 10 PM PDT           15.18              3         0      Not Applicable
  10/26/2026 11 PM PDT           15.18              3         0      Not Applicable
  10/27/2026 12 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 01 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 02 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 03 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 04 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 05 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 06 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 07 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 08 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 09 AM PDT           15.18              3         0      Not Applicable
  10/27/2026 10 AM PDT           15.19              4         +      Not Applicable
  10/27/2026 11 AM PDT           15.19              4         0      Not Applicable
  10/27/2026 12 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 01 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 02 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 03 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 04 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 05 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 06 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 07 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 08 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 09 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 10 PM PDT           15.19              4         0      Not Applicable
  10/27/2026 11 PM PDT           15.19              4         0      Not Applicable
  10/28/2026 12 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 01 AM PDT           15.18              3         -      Not Applicable
  10/28/2026 02 AM PDT           15.18              3         0      Not Applicable
  10/28/2026 03 AM PDT           15.18              3         0      Not Applicable
  10/28/2026 04 AM PDT           15.19              4         +      Not Applicable
  10/28/2026 05 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 06 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 07 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 08 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 09 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 10 AM PDT           15.19              4         0      Not Applicable
  10/28/2026 11 AM PDT           15.20              4         +      Not Applicable
  10/28/2026 12 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 01 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 02 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 03 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 04 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 05 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 06 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 07 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 08 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 09 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 10 PM PDT           15.20              4         0      Not Applicable
  10/28/2026 11 PM PDT           15.20              4         0      Not Applicable
  10/29/2026 12 AM PDT           15.19              4         -      Not Applicable
  10/29/2026 01 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 02 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 03 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 04 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 05 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 06 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 07 AM PDT           15.19              4         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/29/2026 08 AM PDT           15.19              4                Not Applicable
  10/29/2026 09 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 10 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 11 AM PDT           15.19              4         0      Not Applicable
  10/29/2026 12 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 01 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 02 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 03 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 04 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 05 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 06 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 07 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 08 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 09 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 10 PM PDT           15.19              4         0      Not Applicable
  10/29/2026 11 PM PDT           15.19              4         0      Not Applicable
  10/30/2026 12 AM PDT           15.18              3         -      Not Applicable
  10/30/2026 01 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 02 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 03 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 04 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 05 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 06 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 07 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 08 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 09 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 10 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 11 AM PDT           15.18              3         0      Not Applicable
  10/30/2026 12 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 01 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 02 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 03 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 04 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 05 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 06 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 07 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 08 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 09 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 10 PM PDT           15.18              3         0      Not Applicable
  10/30/2026 11 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 12 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 01 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 02 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 03 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 04 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 05 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 06 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 07 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 08 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 09 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 10 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 11 AM PDT           15.18              3         0      Not Applicable
  10/31/2026 12 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 01 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 02 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 03 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 04 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 05 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 06 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 07 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 08 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 09 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 10 PM PDT           15.18              3         0      Not Applicable
  10/31/2026 11 PM PDT           15.18              3         0      Not Applicable
  11/01/2026 12 AM PDT           15.17              3         -      Not Applicable
  11/01/2026 01 AM PDT           15.17              3         0      Not Applicable
  11/01/2026 01 AM PST           15.17              3         0      Not Applicable
  11/01/2026 02 AM PST           15.17              3         0      Not Applicable
  11/01/2026 03 AM PST           15.17              3         0      Not Applicable
  11/01/2026 04 AM PST           15.17              3         0      Not Applicable
  11/01/2026 05 AM PST           15.17              3         0      Not Applicable
  11/01/2026 06 AM PST           15.17              3         0      Not Applicable
  11/01/2026 07 AM PST           15.17              3         0      Not Applicable
  11/01/2026 08 AM PST           15.17              3         0      Not Applicable
  11/01/2026 09 AM PST           15.17              3         0      Not Applicable
  11/01/2026 10 AM PST           15.17              3         0      Not Applicable
  11/01/2026 11 AM PST           15.17              3         0      Not Applicable
  11/01/2026 12 PM PST           15.17              3         0      Not Applicable
  11/01/2026 01 PM PST           15.17              3         0      Not Applicable
  11/01/2026 02 PM PST           15.17              3         0      Not Applicable
  11/01/2026 03 PM PST           15.17              3         0      Not Applicable
  11/01/2026 04 PM PST           15.17              3         0      Not Applicable
  11/01/2026 05 PM PST           15.17              3         0      Not Applicable
  11/01/2026 06 PM PST           15.17              3         0      Not Applicable
  11/01/2026 07 PM PST           15.17              3         0      Not Applicable
  11/01/2026 08 PM PST           15.17              3         0      Not Applicable
  11/01/2026 09 PM PST           15.17              3         0      Not Applicable
  11/01/2026 10 PM PST           15.17              3         0      Not Applicable
  11/01/2026 11 PM PST           15.17              3         0      Not Applicable
  11/02/2026 12 AM PST           15.17              3         0      Not Applicable
  11/02/2026 01 AM PST           15.17              3         0      Not Applicable
  11/02/2026 02 AM PST           15.17              3         0      Not Applicable
  11/02/2026 03 AM PST           15.17              3         0      Not Applicable
  11/02/2026 04 AM PST           15.17              3         0      Not Applicable
  11/02/2026 05 AM PST           15.17              3         0      Not Applicable
  11/02/2026 06 AM PST           15.17              3         0      Not Applicable
  11/02/2026 07 AM PST           15.17              3         0      Not Applicable
  11/02/2026 08 AM PST           15.17              3         0      Not Applicable
  11/02/2026 09 AM PST           15.17              3         0      Not Applicable
  11/02/2026 10 AM PST           15.17              3         0      Not Applicable
  11/02/2026 11 AM PST           15.17              3         0      Not Applicable
  11/02/2026 12 PM PST           15.16              3         -      Not Applicable
  11/02/2026 01 PM PST           15.16              3         0      Not Applicable
  11/02/2026 02 PM PST           15.16              3         0      Not Applicable
  11/02/2026 03 PM PST           15.16              3         0      Not Applicable
  11/02/2026 04 PM PST           15.16              3         0      Not Applicable
  11/02/2026 05 PM PST           15.16              3         0      Not Applicable
  11/02/2026 06 PM PST           15.16              3         0      Not Applicable
  11/02/2026 07 PM PST           15.16              3         0      Not Applicable
  11/02/2026 08 PM PST           15.16              3         0      Not Applicable
  11/02/2026 09 PM PST           15.16              3         0      Not Applicable
  11/02/2026 10 PM PST           15.16              3         0      Not Applicable
  11/02/2026 11 PM PST           15.16              3         0      Not Applicable
  11/03/2026 12 AM PST           15.16              3         0      Not Applicable
  11/03/2026 01 AM PST           15.16              3         0      Not Applicable
  11/03/2026 02 AM PST           15.16              3         0      Not Applicable
  11/03/2026 03 AM PST           15.16              3         0      Not Applicable
  11/03/2026 04 AM PST           15.16              3         0      Not Applicable
#
# 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.