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

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LAGUNA DE SANTA ROSA - SEBASTOPOL (LSEC1)
Latitude: 38.43º NLongitude: 122.83º WElevation: 50 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Jun 08 2026 at 6:43 AM PDTNext Issuance: Jun 09 2026 at 9:00 AM PDT
Action/Monitor: 67.0 FeetMinor Flood: 69.0 FeetModerate Flood: N/A Major Flood: N/A
Please Note:

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Laguna De Santa Rosa - Sebastopol (LSEC1)
#
# File Generation Time:  06/08/2026 at 06:45 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/03/2026 at 01:00 PM PDT
# Maximum Observed Stage:                       56.56 Feet
# Maximum Observed Flow:                        14 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/08/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       56.41 Feet
# Maximum Forecast Flow:                        11 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/03/2026 06 AM PDT           56.56             14                        Normal
  06/03/2026 07 AM PDT           56.56             14         0              Normal
  06/03/2026 08 AM PDT           56.56             14         0              Normal
  06/03/2026 09 AM PDT           56.56             14         0              Normal
  06/03/2026 10 AM PDT           56.56             14         0              Normal
  06/03/2026 11 AM PDT           56.56             14         0              Normal
  06/03/2026 12 PM PDT           56.56             14         0              Normal
  06/03/2026 01 PM PDT           56.56             14         0              Normal
  06/03/2026 02 PM PDT           56.55             13         -              Normal
  06/03/2026 03 PM PDT           56.55             13         0              Normal
  06/03/2026 04 PM PDT           56.55             13         0              Normal
  06/03/2026 05 PM PDT           56.55             13         0              Normal
  06/03/2026 06 PM PDT           56.55             13         0              Normal
  06/03/2026 07 PM PDT           56.55             13         0              Normal
  06/03/2026 08 PM PDT           56.54             13         -              Normal
  06/03/2026 09 PM PDT           56.54             13         0              Normal
  06/03/2026 10 PM PDT           56.54             13         0              Normal
  06/03/2026 11 PM PDT           56.54             13         0              Normal
  06/04/2026 12 AM PDT           56.53             13         -              Normal
  06/04/2026 01 AM PDT           56.53             13         0              Normal
  06/04/2026 02 AM PDT           56.53             13         0              Normal
  06/04/2026 03 AM PDT           56.53             13         0              Normal
  06/04/2026 04 AM PDT           56.52             13         -              Normal
  06/04/2026 05 AM PDT           56.52             13         0              Normal
  06/04/2026 06 AM PDT           56.52             13         0              Normal
  06/04/2026 07 AM PDT           56.52             13         0              Normal
  06/04/2026 08 AM PDT           56.52             13         0              Normal
  06/04/2026 09 AM PDT           56.52             13         0              Normal
  06/04/2026 10 AM PDT           56.52             13         0              Normal
  06/04/2026 11 AM PDT           56.52             13         0              Normal
  06/04/2026 12 PM PDT           56.52             13         0              Normal
  06/04/2026 01 PM PDT           56.52             13         0              Normal
  06/04/2026 02 PM PDT           56.52             13         0              Normal
  06/04/2026 03 PM PDT           56.51             13         -              Normal
  06/04/2026 04 PM PDT           56.51             13         0              Normal
  06/04/2026 05 PM PDT           56.51             13         0              Normal
  06/04/2026 06 PM PDT           56.51             13         0              Normal
  06/04/2026 07 PM PDT           56.51             13         0              Normal
  06/04/2026 08 PM PDT           56.51             13         0              Normal
  06/04/2026 09 PM PDT           56.50             12         -              Normal
  06/04/2026 10 PM PDT           56.50             12         0              Normal
  06/04/2026 11 PM PDT           56.50             12         0              Normal
  06/05/2026 12 AM PDT           56.50             12         0              Normal
  06/05/2026 01 AM PDT           56.50             12         0              Normal
  06/05/2026 02 AM PDT           56.50             12         0              Normal
  06/05/2026 03 AM PDT           56.50             12         0              Normal
  06/05/2026 04 AM PDT           56.49             12         -              Normal
  06/05/2026 05 AM PDT           56.49             12         0              Normal
  06/05/2026 06 AM PDT           56.49             12         0              Normal
  06/05/2026 07 AM PDT           56.49             12         0              Normal
  06/05/2026 08 AM PDT           56.49             12         0              Normal
  06/05/2026 09 AM PDT           56.49             12         0              Normal
  06/05/2026 10 AM PDT           56.49             12         0              Normal
  06/05/2026 11 AM PDT           56.49             12         0              Normal
  06/05/2026 12 PM PDT           56.49             12         0              Normal
  06/05/2026 01 PM PDT           56.49             12         0              Normal
  06/05/2026 02 PM PDT           56.49             12         0              Normal
  06/05/2026 03 PM PDT           56.48             12         -              Normal
  06/05/2026 04 PM PDT           56.48             12         0              Normal
  06/05/2026 05 PM PDT           56.48             12         0              Normal
  06/05/2026 06 PM PDT           56.48             12         0              Normal
  06/05/2026 07 PM PDT           56.48             12         0              Normal
  06/05/2026 08 PM PDT           56.48             12         0              Normal
  06/05/2026 09 PM PDT           56.47             12         -              Normal
  06/05/2026 10 PM PDT           56.47             12         0              Normal
  06/05/2026 11 PM PDT           56.47             12         0              Normal
  06/06/2026 12 AM PDT           56.47             12         0              Normal
  06/06/2026 01 AM PDT           56.47             12         0              Normal
  06/06/2026 02 AM PDT           56.47             12         0              Normal
  06/06/2026 03 AM PDT           56.47             12         0              Normal
  06/06/2026 04 AM PDT           56.47             12         0              Normal
  06/06/2026 05 AM PDT           56.46             12         -              Normal
  06/06/2026 06 AM PDT           56.46             12         0              Normal
  06/06/2026 07 AM PDT           56.46             12         0              Normal
  06/06/2026 08 AM PDT           56.46             12         0              Normal
  06/06/2026 09 AM PDT           56.46             12         0              Normal
  06/06/2026 10 AM PDT           56.46             12         0              Normal
  06/06/2026 11 AM PDT           56.46             12         0              Normal
  06/06/2026 12 PM PDT           56.46             12         0              Normal
  06/06/2026 01 PM PDT           56.46             12         0              Normal
  06/06/2026 02 PM PDT           56.46             12         0              Normal
  06/06/2026 03 PM PDT           56.45             12         -              Normal
  06/06/2026 04 PM PDT           56.45             12         0              Normal
  06/06/2026 05 PM PDT           56.45             12         0              Normal
  06/06/2026 06 PM PDT           56.45             12         0              Normal
  06/06/2026 07 PM PDT           56.45             12         0              Normal
  06/06/2026 08 PM PDT           56.45             12         0              Normal
  06/06/2026 09 PM PDT           56.44             11         -              Normal
  06/06/2026 10 PM PDT           56.44             11         0              Normal
  06/06/2026 11 PM PDT           56.44             11         0              Normal
  06/07/2026 12 AM PDT           56.44             11         0              Normal
  06/07/2026 01 AM PDT           56.44             11         0              Normal
  06/07/2026 02 AM PDT           56.44             11         0              Normal
  06/07/2026 03 AM PDT           56.44             11         0              Normal
  06/07/2026 04 AM PDT           56.44             11         0              Normal
  06/07/2026 05 AM PDT           56.44             11         0              Normal
  06/07/2026 06 AM PDT           56.44             11         0              Normal
  06/07/2026 07 AM PDT           56.43             11         -              Normal
  06/07/2026 08 AM PDT           56.43             11         0              Normal
  06/07/2026 09 AM PDT           56.44             11         +              Normal
  06/07/2026 10 AM PDT           56.43             11         -              Normal
  06/07/2026 11 AM PDT           56.43             11         0              Normal
  06/07/2026 12 PM PDT           56.43             11         0              Normal
  06/07/2026 01 PM PDT           56.43             11         0              Normal
  06/07/2026 02 PM PDT           56.43             11         0              Normal
  06/07/2026 03 PM PDT           56.43             11         0              Normal
  06/07/2026 04 PM PDT           56.42             11         -              Normal
  06/07/2026 05 PM PDT           56.42             11         0              Normal
  06/07/2026 06 PM PDT           56.42             11         0              Normal
  06/07/2026 07 PM PDT           56.42             11         0              Normal
  06/07/2026 08 PM PDT           56.42             11         0              Normal
  06/07/2026 09 PM PDT           56.42             11         0              Normal
  06/07/2026 10 PM PDT           56.42             11         0              Normal
  06/07/2026 11 PM PDT           56.42             11         0              Normal
  06/08/2026 12 AM PDT           56.41             11         -              Normal
  06/08/2026 01 AM PDT           56.41             11         0              Normal
  06/08/2026 02 AM PDT           56.41             11         0              Normal
  06/08/2026 03 AM PDT           56.41             11         0              Normal
  06/08/2026 04 AM PDT           56.41             11         0              Normal
  06/08/2026 05 AM PDT           56.41             11         0              Normal
  06/08/2026 06 AM PDT           56.41             11         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/08/2026 07 AM PDT           56.41             11                        Normal
  06/08/2026 08 AM PDT           56.40             11         -              Normal
  06/08/2026 09 AM PDT           56.40             11         0              Normal
  06/08/2026 10 AM PDT           56.40             11         0              Normal
  06/08/2026 11 AM PDT           56.39             11         -              Normal
  06/08/2026 12 PM PDT           56.39             11         0              Normal
  06/08/2026 01 PM PDT           56.39             11         0              Normal
  06/08/2026 02 PM PDT           56.38             10         -              Normal
  06/08/2026 03 PM PDT           56.38             10         0              Normal
  06/08/2026 04 PM PDT           56.38             10         0              Normal
  06/08/2026 05 PM PDT           56.37             10         -              Normal
  06/08/2026 06 PM PDT           56.37             10         0              Normal
  06/08/2026 07 PM PDT           56.37             10         0              Normal
  06/08/2026 08 PM PDT           56.36             10         -              Normal
  06/08/2026 09 PM PDT           56.35             10         -              Normal
  06/08/2026 10 PM PDT           56.35             10         0              Normal
  06/08/2026 11 PM PDT           56.34             10         -              Normal
  06/09/2026 12 AM PDT           56.34             10         0              Normal
  06/09/2026 01 AM PDT           56.34             10         0              Normal
  06/09/2026 02 AM PDT           56.33             10         -              Normal
  06/09/2026 03 AM PDT           56.32              9         -              Normal
  06/09/2026 04 AM PDT           56.32              9         0              Normal
  06/09/2026 05 AM PDT           56.31              9         -              Normal
  06/09/2026 06 AM PDT           56.31              9         0              Normal
  06/09/2026 07 AM PDT           56.31              9         0              Normal
  06/09/2026 08 AM PDT           56.30              9         -              Normal
  06/09/2026 09 AM PDT           56.30              9         0              Normal
  06/09/2026 10 AM PDT           56.29              9         -              Normal
  06/09/2026 11 AM PDT           56.29              9         0              Normal
  06/09/2026 12 PM PDT           56.28              9         -              Normal
  06/09/2026 01 PM PDT           56.28              9         0              Normal
  06/09/2026 02 PM PDT           56.28              9         0              Normal
  06/09/2026 03 PM PDT           56.27              9         -              Normal
  06/09/2026 04 PM PDT           56.27              9         0              Normal
  06/09/2026 05 PM PDT           56.26              9         -              Normal
  06/09/2026 06 PM PDT           56.26              9         0              Normal
  06/09/2026 07 PM PDT           56.26              9         0              Normal
  06/09/2026 08 PM PDT           56.25              9         -              Normal
  06/09/2026 09 PM PDT           56.25              9         0              Normal
  06/09/2026 10 PM PDT           56.24              8         -              Normal
  06/09/2026 11 PM PDT           56.24              8         0              Normal
  06/10/2026 12 AM PDT           56.23              8         -              Normal
  06/10/2026 01 AM PDT           56.23              8         0              Normal
  06/10/2026 02 AM PDT           56.22              8         -              Normal
  06/10/2026 03 AM PDT           56.22              8         0              Normal
  06/10/2026 04 AM PDT           56.22              8         0              Normal
  06/10/2026 05 AM PDT           56.21              8         -              Normal
  06/10/2026 06 AM PDT           56.21              8         0              Normal
  06/10/2026 07 AM PDT           56.20              8         -              Normal
  06/10/2026 08 AM PDT           56.20              8         0              Normal
  06/10/2026 09 AM PDT           56.19              8         -              Normal
  06/10/2026 10 AM PDT           56.19              8         0              Normal
  06/10/2026 11 AM PDT           56.18              8         -              Normal
  06/10/2026 12 PM PDT           56.18              8         0              Normal
  06/10/2026 01 PM PDT           56.18              8         0              Normal
  06/10/2026 02 PM PDT           56.17              7         -              Normal
  06/10/2026 03 PM PDT           56.17              7         0              Normal
  06/10/2026 04 PM PDT           56.16              7         -              Normal
  06/10/2026 05 PM PDT           56.16              7         0              Normal
  06/10/2026 06 PM PDT           56.15              7         -              Normal
  06/10/2026 07 PM PDT           56.15              7         0              Normal
  06/10/2026 08 PM PDT           56.15              7         0              Normal
  06/10/2026 09 PM PDT           56.14              7         -              Normal
  06/10/2026 10 PM PDT           56.14              7         0              Normal
  06/10/2026 11 PM PDT           56.14              7         0              Normal
  06/11/2026 12 AM PDT           56.13              7         -              Normal
  06/11/2026 01 AM PDT           56.13              7         0              Normal
  06/11/2026 02 AM PDT           56.12              7         -              Normal
  06/11/2026 03 AM PDT           56.12              7         0              Normal
  06/11/2026 04 AM PDT           56.12              7         0              Normal
  06/11/2026 05 AM PDT           56.12              7         0              Normal
  06/11/2026 06 AM PDT           56.11              7         -              Normal
  06/11/2026 07 AM PDT           56.11              7         0              Normal
  06/11/2026 08 AM PDT           56.11              7         0              Normal
  06/11/2026 09 AM PDT           56.11              7         0              Normal
  06/11/2026 10 AM PDT           56.11              7         0              Normal
  06/11/2026 11 AM PDT           56.11              7         0              Normal
  06/11/2026 12 PM PDT           56.11              7         0              Normal
  06/11/2026 01 PM PDT           56.10              7         -              Normal
  06/11/2026 02 PM PDT           56.10              7         0              Normal
  06/11/2026 03 PM PDT           56.10              7         0              Normal
  06/11/2026 04 PM PDT           56.10              7         0              Normal
  06/11/2026 05 PM PDT           56.10              7         0              Normal
  06/11/2026 06 PM PDT           56.10              7         0              Normal
  06/11/2026 07 PM PDT           56.10              7         0              Normal
  06/11/2026 08 PM PDT           56.10              7         0              Normal
  06/11/2026 09 PM PDT           56.10              7         0              Normal
  06/11/2026 10 PM PDT           56.10              7         0              Normal
  06/11/2026 11 PM PDT           56.09              6         -              Normal
  06/12/2026 12 AM PDT           56.09              6         0              Normal
  06/12/2026 01 AM PDT           56.09              6         0              Normal
  06/12/2026 02 AM PDT           56.09              6         0              Normal
  06/12/2026 03 AM PDT           56.09              6         0              Normal
  06/12/2026 04 AM PDT           56.09              6         0              Normal
  06/12/2026 05 AM PDT           56.09              6         0              Normal
  06/12/2026 06 AM PDT           56.09              6         0              Normal
  06/12/2026 07 AM PDT           56.09              6         0              Normal
  06/12/2026 08 AM PDT           56.08              6         -              Normal
  06/12/2026 09 AM PDT           56.08              6         0              Normal
  06/12/2026 10 AM PDT           56.08              6         0              Normal
  06/12/2026 11 AM PDT           56.08              6         0              Normal
  06/12/2026 12 PM PDT           56.08              6         0              Normal
  06/12/2026 01 PM PDT           56.08              6         0              Normal
  06/12/2026 02 PM PDT           56.08              6         0              Normal
  06/12/2026 03 PM PDT           56.08              6         0              Normal
  06/12/2026 04 PM PDT           56.08              6         0              Normal
  06/12/2026 05 PM PDT           56.07              6         -              Normal
  06/12/2026 06 PM PDT           56.07              6         0              Normal
  06/12/2026 07 PM PDT           56.07              6         0              Normal
  06/12/2026 08 PM PDT           56.07              6         0              Normal
  06/12/2026 09 PM PDT           56.07              6         0              Normal
  06/12/2026 10 PM PDT           56.07              6         0              Normal
  06/12/2026 11 PM PDT           56.07              6         0              Normal
  06/13/2026 12 AM PDT           56.07              6         0              Normal
  06/13/2026 01 AM PDT           56.06              6         -              Normal
  06/13/2026 02 AM PDT           56.06              6         0              Normal
  06/13/2026 03 AM PDT           56.06              6         0              Normal
  06/13/2026 04 AM PDT           56.06              6         0              Normal
  06/13/2026 05 AM PDT           56.06              6         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.