National Weather Service California-Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

 | 

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: Jun 16 2026 at 8:09 AM PDTNext Issuance: Jun 17 2026 at 9:00 AM PDT
Action/Monitor: 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:  06/16/2026 at 08:10 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/11/2026 at 04:00 PM PDT
# Maximum Observed Stage:                       15.38 Feet
# Maximum Observed Flow:                        18 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/16/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       15.31 Feet
# Maximum Forecast Flow:                        14 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/11/2026 08 AM PDT           15.37             17                Not Applicable
  06/11/2026 09 AM PDT           15.37             17         0      Not Applicable
  06/11/2026 10 AM PDT           15.38             18         +      Not Applicable
  06/11/2026 11 AM PDT           15.38             18         0      Not Applicable
  06/11/2026 12 PM PDT           15.38             18         0      Not Applicable
  06/11/2026 01 PM PDT           15.38             18         0      Not Applicable
  06/11/2026 02 PM PDT           15.38             18         0      Not Applicable
  06/11/2026 03 PM PDT           15.38             18         0      Not Applicable
  06/11/2026 04 PM PDT           15.38             18         0      Not Applicable
  06/11/2026 05 PM PDT           15.37             17         -      Not Applicable
  06/11/2026 06 PM PDT           15.37             17         0      Not Applicable
  06/11/2026 07 PM PDT           15.37             17         0      Not Applicable
  06/11/2026 08 PM PDT           15.36             17         -      Not Applicable
  06/11/2026 09 PM PDT           15.36             17         0      Not Applicable
  06/11/2026 10 PM PDT           15.36             17         0      Not Applicable
  06/11/2026 11 PM PDT           15.35             16         -      Not Applicable
  06/12/2026 12 AM PDT           15.35             16         0      Not Applicable
  06/12/2026 01 AM PDT           15.34             16         -      Not Applicable
  06/12/2026 02 AM PDT           15.34             16         0      Not Applicable
  06/12/2026 03 AM PDT           15.34             16         0      Not Applicable
  06/12/2026 04 AM PDT           15.34             16         0      Not Applicable
  06/12/2026 05 AM PDT           15.34             16         0      Not Applicable
  06/12/2026 06 AM PDT           15.33             15         -      Not Applicable
  06/12/2026 07 AM PDT           15.33             15         0      Not Applicable
  06/12/2026 08 AM PDT           15.33             15         0      Not Applicable
  06/12/2026 09 AM PDT           15.34             16         +      Not Applicable
  06/12/2026 10 AM PDT           15.34             16         0      Not Applicable
  06/12/2026 11 AM PDT           15.34             16         0      Not Applicable
  06/12/2026 12 PM PDT           15.35             16         +      Not Applicable
  06/12/2026 01 PM PDT           15.35             16         0      Not Applicable
  06/12/2026 02 PM PDT           15.35             16         0      Not Applicable
  06/12/2026 03 PM PDT           15.35             16         0      Not Applicable
  06/12/2026 04 PM PDT           15.35             16         0      Not Applicable
  06/12/2026 05 PM PDT           15.34             16         -      Not Applicable
  06/12/2026 06 PM PDT           15.34             16         0      Not Applicable
  06/12/2026 07 PM PDT           15.34             16         0      Not Applicable
  06/12/2026 08 PM PDT           15.34             16         0      Not Applicable
  06/12/2026 09 PM PDT           15.34             16         0      Not Applicable
  06/12/2026 10 PM PDT           15.33             15         -      Not Applicable
  06/12/2026 11 PM PDT           15.33             15         0      Not Applicable
  06/13/2026 12 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 01 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 02 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 03 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 04 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 05 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 06 AM PDT           15.32             15         -      Not Applicable
  06/13/2026 07 AM PDT           15.32             15         0      Not Applicable
  06/13/2026 08 AM PDT           15.33             15         +      Not Applicable
  06/13/2026 09 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 10 AM PDT           15.33             15         0      Not Applicable
  06/13/2026 11 AM PDT           15.34             16         +      Not Applicable
  06/13/2026 12 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 01 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 02 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 03 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 04 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 05 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 06 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 07 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 08 PM PDT           15.34             16         0      Not Applicable
  06/13/2026 09 PM PDT           15.33             15         -      Not Applicable
  06/13/2026 10 PM PDT           15.33             15         0      Not Applicable
  06/13/2026 11 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 12 AM PDT           15.32             15         -      Not Applicable
  06/14/2026 01 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 02 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 03 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 04 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 05 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 06 AM PDT           15.31             14         -      Not Applicable
  06/14/2026 07 AM PDT           15.31             14         0      Not Applicable
  06/14/2026 08 AM PDT           15.32             15         +      Not Applicable
  06/14/2026 09 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 10 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 11 AM PDT           15.32             15         0      Not Applicable
  06/14/2026 12 PM PDT           15.33             15         +      Not Applicable
  06/14/2026 01 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 02 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 03 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 04 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 05 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 06 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 07 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 08 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 09 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 10 PM PDT           15.33             15         0      Not Applicable
  06/14/2026 11 PM PDT           15.32             15         -      Not Applicable
  06/15/2026 12 AM PDT           15.32             15         0      Not Applicable
  06/15/2026 01 AM PDT           15.32             15         0      Not Applicable
  06/15/2026 02 AM PDT           15.32             15         0      Not Applicable
  06/15/2026 03 AM PDT           15.32             15         0      Not Applicable
  06/15/2026 04 AM PDT           15.31             14         -      Not Applicable
  06/15/2026 05 AM PDT           15.32             15         +      Not Applicable
  06/15/2026 06 AM PDT           15.31             14         -      Not Applicable
  06/15/2026 07 AM PDT           15.31             14         0      Not Applicable
  06/15/2026 08 AM PDT           15.32             15         +      Not Applicable
  06/15/2026 09 AM PDT           15.32             15         0      Not Applicable
  06/15/2026 10 AM PDT           15.32             15         0      Not Applicable
  06/15/2026 11 AM PDT           15.33             15         +      Not Applicable
  06/15/2026 12 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 01 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 02 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 03 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 04 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 05 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 06 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 07 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 08 PM PDT           15.33             15         0      Not Applicable
  06/15/2026 09 PM PDT           15.32             15         -      Not Applicable
  06/15/2026 10 PM PDT           15.32             15         0      Not Applicable
  06/15/2026 11 PM PDT           15.32             15         0      Not Applicable
  06/16/2026 12 AM PDT           15.32             15         0      Not Applicable
  06/16/2026 01 AM PDT           15.31             14         -      Not Applicable
  06/16/2026 02 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 03 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 04 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 05 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 06 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 07 AM PDT           15.31             14         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/16/2026 08 AM PDT           15.31             14                Not Applicable
  06/16/2026 09 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 10 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 11 AM PDT           15.31             14         0      Not Applicable
  06/16/2026 12 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 01 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 02 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 03 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 04 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 05 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 06 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 07 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 08 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 09 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 10 PM PDT           15.31             14         0      Not Applicable
  06/16/2026 11 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 12 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 01 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 02 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 03 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 04 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 05 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 06 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 07 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 08 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 09 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 10 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 11 AM PDT           15.31             14         0      Not Applicable
  06/17/2026 12 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 01 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 02 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 03 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 04 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 05 PM PDT           15.31             14         0      Not Applicable
  06/17/2026 06 PM PDT           15.30             14         -      Not Applicable
  06/17/2026 07 PM PDT           15.30             14         0      Not Applicable
  06/17/2026 08 PM PDT           15.30             14         0      Not Applicable
  06/17/2026 09 PM PDT           15.30             14         0      Not Applicable
  06/17/2026 10 PM PDT           15.30             14         0      Not Applicable
  06/17/2026 11 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 12 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 01 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 02 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 03 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 04 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 05 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 06 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 07 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 08 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 09 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 10 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 11 AM PDT           15.30             14         0      Not Applicable
  06/18/2026 12 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 01 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 02 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 03 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 04 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 05 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 06 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 07 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 08 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 09 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 10 PM PDT           15.30             14         0      Not Applicable
  06/18/2026 11 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 12 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 01 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 02 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 03 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 04 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 05 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 06 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 07 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 08 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 09 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 10 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 11 AM PDT           15.30             14         0      Not Applicable
  06/19/2026 12 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 01 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 02 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 03 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 04 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 05 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 06 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 07 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 08 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 09 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 10 PM PDT           15.30             14         0      Not Applicable
  06/19/2026 11 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 12 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 01 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 02 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 03 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 04 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 05 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 06 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 07 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 08 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 09 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 10 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 11 AM PDT           15.30             14         0      Not Applicable
  06/20/2026 12 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 01 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 02 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 03 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 04 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 05 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 06 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 07 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 08 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 09 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 10 PM PDT           15.30             14         0      Not Applicable
  06/20/2026 11 PM PDT           15.30             14         0      Not Applicable
  06/21/2026 12 AM PDT           15.30             14         0      Not Applicable
  06/21/2026 01 AM PDT           15.30             14         0      Not Applicable
  06/21/2026 02 AM PDT           15.30             14         0      Not Applicable
  06/21/2026 03 AM PDT           15.30             14         0      Not Applicable
  06/21/2026 04 AM PDT           15.30             14         0      Not Applicable
  06/21/2026 05 AM PDT           15.30             14         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.