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: Feb 20 2026 at 1:20 PM PSTNext Issuance: Feb 21 2026 at 9:00 AM PST
Action/Monitor: 67.0 FeetMinor Flood: 69.0 FeetModerate Flood: N/A Major Flood: N/A

SPECIAL NOTE:

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Laguna De Santa Rosa - Sebastopol (LSEC1)
#
# File Generation Time:  02/20/2026 at 01:22 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/18/2026 at 02:00 PM PST
# Maximum Observed Stage:                       60.74 Feet
# Maximum Observed Flow:                        456 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/25/2026 at 04:00 AM PST
# Maximum Forecast Stage:                       62.06 Feet
# Maximum Forecast Flow:                        796 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/15/2026 01 PM PST           56.91             21                        Normal
  02/15/2026 02 PM PST           56.91             21         0              Normal
  02/15/2026 03 PM PST           56.93             22         +              Normal
  02/15/2026 04 PM PST           56.95             22         +              Normal
  02/15/2026 05 PM PST           56.99             24         +              Normal
  02/15/2026 06 PM PST           57.04             25         +              Normal
  02/15/2026 07 PM PST           57.11             27         +              Normal
  02/15/2026 08 PM PST           57.19             30         +              Normal
  02/15/2026 09 PM PST           57.28             32         +              Normal
  02/15/2026 10 PM PST           57.35             35         +              Normal
  02/15/2026 11 PM PST           57.41             37         +              Normal
  02/16/2026 12 AM PST           57.47             40         +              Normal
  02/16/2026 01 AM PST           57.52             42         +              Normal
  02/16/2026 02 AM PST           57.57             44         +              Normal
  02/16/2026 03 AM PST           57.62             46         +              Normal
  02/16/2026 04 AM PST           57.67             48         +              Normal
  02/16/2026 05 AM PST           57.71             50         +              Normal
  02/16/2026 06 AM PST           57.75             52         +              Normal
  02/16/2026 07 AM PST           57.80             54         +              Normal
  02/16/2026 08 AM PST           57.85             57         +              Normal
  02/16/2026 09 AM PST           57.90             60         +              Normal
  02/16/2026 10 AM PST           57.96             63         +              Normal
  02/16/2026 11 AM PST           58.02             66         +              Normal
  02/16/2026 12 PM PST           58.09             70         +              Normal
  02/16/2026 01 PM PST           58.15             73         +              Normal
  02/16/2026 02 PM PST           58.22             77         +              Normal
  02/16/2026 03 PM PST           58.29             81         +              Normal
  02/16/2026 04 PM PST           58.39             86         +              Normal
  02/16/2026 05 PM PST           58.47             92         +              Normal
  02/16/2026 06 PM PST           58.55             98         +              Normal
  02/16/2026 07 PM PST           58.63            104         +              Normal
  02/16/2026 08 PM PST           58.70            112         +              Normal
  02/16/2026 09 PM PST           58.78            122         +              Normal
  02/16/2026 10 PM PST           58.85            133         +              Normal
  02/16/2026 11 PM PST           58.91            142         +              Normal
  02/17/2026 12 AM PST           58.97            151         +              Normal
  02/17/2026 01 AM PST           59.03            159         +              Normal
  02/17/2026 02 AM PST           59.08            167         +              Normal
  02/17/2026 03 AM PST           59.12            174         +              Normal
  02/17/2026 04 AM PST           59.15            178         +              Normal
  02/17/2026 05 AM PST           59.18            182         +              Normal
  02/17/2026 06 AM PST           59.24            190         +              Normal
  02/17/2026 07 AM PST           59.29            197         +              Normal
  02/17/2026 08 AM PST           59.34            203         +              Normal
  02/17/2026 09 AM PST           59.41            213         +              Normal
  02/17/2026 10 AM PST           59.47            222         +              Normal
  02/17/2026 11 AM PST           59.54            232         +              Normal
  02/17/2026 12 PM PST           59.63            245         +              Normal
  02/17/2026 01 PM PST           59.71            258         +              Normal
  02/17/2026 02 PM PST           59.79            271         +              Normal
  02/17/2026 03 PM PST           59.88            286         +              Normal
  02/17/2026 04 PM PST           59.96            301         +              Normal
  02/17/2026 05 PM PST           60.03            313         +              Normal
  02/17/2026 06 PM PST           60.10            326         +              Normal
  02/17/2026 07 PM PST           60.16            338         +              Normal
  02/17/2026 08 PM PST           60.20            347         +              Normal
  02/17/2026 09 PM PST           60.25            358         +              Normal
  02/17/2026 10 PM PST           60.29            365         +              Normal
  02/17/2026 11 PM PST           60.34            375         +              Normal
  02/18/2026 12 AM PST           60.38            382         +              Normal
  02/18/2026 01 AM PST           60.43            392         +              Normal
  02/18/2026 02 AM PST           60.47            400         +              Normal
  02/18/2026 03 AM PST           60.51            408         +              Normal
  02/18/2026 04 AM PST           60.56            418         +              Normal
  02/18/2026 05 AM PST           60.60            427         +              Normal
  02/18/2026 06 AM PST           60.62            431         +              Normal
  02/18/2026 07 AM PST           60.66            439         +              Normal
  02/18/2026 08 AM PST           60.68            443         +              Normal
  02/18/2026 09 AM PST           60.70            447         +              Normal
  02/18/2026 10 AM PST           60.72            451         +              Normal
  02/18/2026 11 AM PST           60.73            454         +              Normal
  02/18/2026 12 PM PST           60.73            454         0              Normal
  02/18/2026 01 PM PST           60.74            456         +              Normal
  02/18/2026 02 PM PST           60.74            456         0              Normal
  02/18/2026 03 PM PST           60.73            454         -              Normal
  02/18/2026 04 PM PST           60.72            451         -              Normal
  02/18/2026 05 PM PST           60.71            449         -              Normal
  02/18/2026 06 PM PST           60.70            447         -              Normal
  02/18/2026 07 PM PST           60.68            443         -              Normal
  02/18/2026 08 PM PST           60.66            439         -              Normal
  02/18/2026 09 PM PST           60.65            437         -              Normal
  02/18/2026 10 PM PST           60.63            433         -              Normal
  02/18/2026 11 PM PST           60.61            429         -              Normal
  02/19/2026 12 AM PST           60.59            425         -              Normal
  02/19/2026 01 AM PST           60.57            420         -              Normal
  02/19/2026 02 AM PST           60.55            416         -              Normal
  02/19/2026 03 AM PST           60.54            414         -              Normal
  02/19/2026 04 AM PST           60.53            412         -              Normal
  02/19/2026 05 AM PST           60.51            408         -              Normal
  02/19/2026 06 AM PST           60.50            406         -              Normal
  02/19/2026 07 AM PST           60.48            402         -              Normal
  02/19/2026 08 AM PST           60.47            400         -              Normal
  02/19/2026 09 AM PST           60.45            396         -              Normal
  02/19/2026 10 AM PST           60.45            396         0              Normal
  02/19/2026 11 AM PST           60.43            392         -              Normal
  02/19/2026 12 PM PST           60.42            390         -              Normal
  02/19/2026 01 PM PST           60.40            386         -              Normal
  02/19/2026 02 PM PST           60.39            384         -              Normal
  02/19/2026 03 PM PST           60.38            382         -              Normal
  02/19/2026 04 PM PST           60.37            381         -              Normal
  02/19/2026 05 PM PST           60.37            381         0              Normal
  02/19/2026 06 PM PST           60.35            377         -              Normal
  02/19/2026 07 PM PST           60.35            377         0              Normal
  02/19/2026 08 PM PST           60.34            375         -              Normal
  02/19/2026 09 PM PST           60.34            375         0              Normal
  02/19/2026 10 PM PST           60.35            377         +              Normal
  02/19/2026 11 PM PST           60.36            379         +              Normal
  02/20/2026 12 AM PST           60.37            381         +              Normal
  02/20/2026 01 AM PST           60.38            382         +              Normal
  02/20/2026 02 AM PST           60.39            384         +              Normal
  02/20/2026 03 AM PST           60.39            384         0              Normal
  02/20/2026 04 AM PST           60.40            386         +              Normal
  02/20/2026 05 AM PST           60.41            388         +              Normal
  02/20/2026 06 AM PST           60.41            388         0              Normal
  02/20/2026 07 AM PST           60.41            388         0              Normal
  02/20/2026 08 AM PST           60.41            388         0              Normal
  02/20/2026 09 AM PST           60.40            386         -              Normal
  02/20/2026 10 AM PST           60.40            386         0              Normal
  02/20/2026 11 AM PST           60.39            384         -              Normal
  02/20/2026 12 PM PST           60.35            377         -              Normal
  02/20/2026 01 PM PST           60.30            367         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/20/2026 02 PM PST           60.26            360                        Normal
  02/20/2026 03 PM PST           60.21            349         -              Normal
  02/20/2026 04 PM PST           60.16            338         -              Normal
  02/20/2026 05 PM PST           60.10            326         -              Normal
  02/20/2026 06 PM PST           60.05            316         -              Normal
  02/20/2026 07 PM PST           60.00            308         -              Normal
  02/20/2026 08 PM PST           59.95            299         -              Normal
  02/20/2026 09 PM PST           59.90            289         -              Normal
  02/20/2026 10 PM PST           59.86            282         -              Normal
  02/20/2026 11 PM PST           59.82            276         -              Normal
  02/21/2026 12 AM PST           59.78            270         -              Normal
  02/21/2026 01 AM PST           59.74            263         -              Normal
  02/21/2026 02 AM PST           59.71            258         -              Normal
  02/21/2026 03 AM PST           59.69            255         -              Normal
  02/21/2026 04 AM PST           59.67            252         -              Normal
  02/21/2026 05 AM PST           59.65            249         -              Normal
  02/21/2026 06 AM PST           59.63            245         -              Normal
  02/21/2026 07 AM PST           59.60            241         -              Normal
  02/21/2026 08 AM PST           59.58            238         -              Normal
  02/21/2026 09 AM PST           59.55            233         -              Normal
  02/21/2026 10 AM PST           59.53            230         -              Normal
  02/21/2026 11 AM PST           59.51            227         -              Normal
  02/21/2026 12 PM PST           59.48            223         -              Normal
  02/21/2026 01 PM PST           59.47            222         -              Normal
  02/21/2026 02 PM PST           59.44            217         -              Normal
  02/21/2026 03 PM PST           59.43            216         -              Normal
  02/21/2026 04 PM PST           59.41            213         -              Normal
  02/21/2026 05 PM PST           59.39            210         -              Normal
  02/21/2026 06 PM PST           59.38            209         -              Normal
  02/21/2026 07 PM PST           59.36            206         -              Normal
  02/21/2026 08 PM PST           59.34            203         -              Normal
  02/21/2026 09 PM PST           59.32            201         -              Normal
  02/21/2026 10 PM PST           59.30            198         -              Normal
  02/21/2026 11 PM PST           59.28            195         -              Normal
  02/22/2026 12 AM PST           59.26            193         -              Normal
  02/22/2026 01 AM PST           59.24            190         -              Normal
  02/22/2026 02 AM PST           59.22            187         -              Normal
  02/22/2026 03 AM PST           59.20            185         -              Normal
  02/22/2026 04 AM PST           59.18            182         -              Normal
  02/22/2026 05 AM PST           59.16            180         -              Normal
  02/22/2026 06 AM PST           59.13            176         -              Normal
  02/22/2026 07 AM PST           59.10            170         -              Normal
  02/22/2026 08 AM PST           59.08            167         -              Normal
  02/22/2026 09 AM PST           59.05            162         -              Normal
  02/22/2026 10 AM PST           59.02            157         -              Normal
  02/22/2026 11 AM PST           58.99            154         -              Normal
  02/22/2026 12 PM PST           58.97            151         -              Normal
  02/22/2026 01 PM PST           58.94            147         -              Normal
  02/22/2026 02 PM PST           58.92            144         -              Normal
  02/22/2026 03 PM PST           58.89            139         -              Normal
  02/22/2026 04 PM PST           58.86            135         -              Normal
  02/22/2026 05 PM PST           58.83            129         -              Normal
  02/22/2026 06 PM PST           58.81            126         -              Normal
  02/22/2026 07 PM PST           58.78            122         -              Normal
  02/22/2026 08 PM PST           58.76            120         -              Normal
  02/22/2026 09 PM PST           58.74            117         -              Normal
  02/22/2026 10 PM PST           58.72            115         -              Normal
  02/22/2026 11 PM PST           58.70            112         -              Normal
  02/23/2026 12 AM PST           58.68            110         -              Normal
  02/23/2026 01 AM PST           58.66            108         -              Normal
  02/23/2026 02 AM PST           58.64            105         -              Normal
  02/23/2026 03 AM PST           58.62            103         -              Normal
  02/23/2026 04 AM PST           58.60            102         -              Normal
  02/23/2026 05 AM PST           58.58            100         -              Normal
  02/23/2026 06 AM PST           58.57            100         -              Normal
  02/23/2026 07 AM PST           58.55             98         -              Normal
  02/23/2026 08 AM PST           58.53             97         -              Normal
  02/23/2026 09 AM PST           58.52             96         -              Normal
  02/23/2026 10 AM PST           58.50             94         -              Normal
  02/23/2026 11 AM PST           58.48             93         -              Normal
  02/23/2026 12 PM PST           58.46             91         -              Normal
  02/23/2026 01 PM PST           58.45             91         -              Normal
  02/23/2026 02 PM PST           58.43             89         -              Normal
  02/23/2026 03 PM PST           58.41             88         -              Normal
  02/23/2026 04 PM PST           58.39             86         -              Normal
  02/23/2026 05 PM PST           58.37             85         -              Normal
  02/23/2026 06 PM PST           58.36             85         -              Normal
  02/23/2026 07 PM PST           58.34             84         -              Normal
  02/23/2026 08 PM PST           58.32             83         -              Normal
  02/23/2026 09 PM PST           58.30             81         -              Normal
  02/23/2026 10 PM PST           58.28             80         -              Normal
  02/23/2026 11 PM PST           58.27             80         -              Normal
  02/24/2026 12 AM PST           58.25             78         -              Normal
  02/24/2026 01 AM PST           58.23             77         -              Normal
  02/24/2026 02 AM PST           58.22             77         -              Normal
  02/24/2026 03 AM PST           58.20             76         -              Normal
  02/24/2026 04 AM PST           58.19             75         -              Normal
  02/24/2026 05 AM PST           58.18             75         -              Normal
  02/24/2026 06 AM PST           58.16             74         -              Normal
  02/24/2026 07 AM PST           58.16             74         0              Normal
  02/24/2026 08 AM PST           58.17             74         +              Normal
  02/24/2026 09 AM PST           58.21             76         +              Normal
  02/24/2026 10 AM PST           58.28             80         +              Normal
  02/24/2026 11 AM PST           58.39             86         +              Normal
  02/24/2026 12 PM PST           58.57            100         +              Normal
  02/24/2026 01 PM PST           58.79            123         +              Normal
  02/24/2026 02 PM PST           59.00            155         +              Normal
  02/24/2026 03 PM PST           59.16            180         +              Normal
  02/24/2026 04 PM PST           59.30            198         +              Normal
  02/24/2026 05 PM PST           59.47            222         +              Normal
  02/24/2026 06 PM PST           59.70            257         +              Normal
  02/24/2026 07 PM PST           59.98            304         +              Normal
  02/24/2026 08 PM PST           60.31            369         +              Normal
  02/24/2026 09 PM PST           60.63            433         +              Normal
  02/24/2026 10 PM PST           60.93            498         +              Normal
  02/24/2026 11 PM PST           61.19            559         +              Normal
  02/25/2026 12 AM PST           61.42            616         +              Normal
  02/25/2026 01 AM PST           61.63            672         +              Normal
  02/25/2026 02 AM PST           61.81            722         +              Normal
  02/25/2026 03 AM PST           61.95            763         +              Normal
  02/25/2026 04 AM PST           62.06            796         +              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.