RUSSIAN RIVER - GEYSERVILLE (GEYC1)
Latitude: 38.71º NLongitude: 122.89º WElevation: 190 FeetForecast Type: Unofficial Location
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Nov 14 2026 at 10:19 AM PSTNext Issuance: Nov 15 2026 at 9:00 AM PST
Action: 38.0 FeetMinor Flood: 39.7 FeetModerate Flood: 46.0 FeetMajor Flood: 50.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Geyserville (GEYC1)
#
# File Generation Time:  11/14/2026 at 10:20 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/13/2026 at 05:00 PM PST
# Maximum Observed Stage:                       24.29 Feet
# Maximum Observed Flow:                        118 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/19/2026 at 02:00 AM PST
# Maximum Forecast Stage:                       24.86 Feet
# Maximum Forecast Flow:                        244 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/09/2026 10 AM PST           24.28            116                        Normal
  11/09/2026 11 AM PST           24.28            116         0              Normal
  11/09/2026 12 PM PST           24.28            116         0              Normal
  11/09/2026 01 PM PST           24.28            116         0              Normal
  11/09/2026 02 PM PST           24.28            116         0              Normal
  11/09/2026 03 PM PST           24.27            114         -              Normal
  11/09/2026 04 PM PST           24.27            114         0              Normal
  11/09/2026 05 PM PST           24.27            114         0              Normal
  11/09/2026 06 PM PST           24.26            112         -              Normal
  11/09/2026 07 PM PST           24.25            111         -              Normal
  11/09/2026 08 PM PST           24.26            112         +              Normal
  11/09/2026 09 PM PST           24.25            111         -              Normal
  11/09/2026 10 PM PST           24.25            111         0              Normal
  11/09/2026 11 PM PST           24.25            111         0              Normal
  11/10/2026 12 AM PST           24.25            111         0              Normal
  11/10/2026 01 AM PST           24.26            112         +              Normal
  11/10/2026 02 AM PST           24.27            114         +              Normal
  11/10/2026 03 AM PST           24.25            111         -              Normal
  11/10/2026 04 AM PST           24.25            111         0              Normal
  11/10/2026 05 AM PST           24.26            112         +              Normal
  11/10/2026 06 AM PST           24.25            111         -              Normal
  11/10/2026 07 AM PST           24.25            111         0              Normal
  11/10/2026 08 AM PST           24.25            111         0              Normal
  11/10/2026 09 AM PST           24.25            111         0              Normal
  11/10/2026 10 AM PST           24.26            112         +              Normal
  11/10/2026 11 AM PST           24.26            112         0              Normal
  11/10/2026 12 PM PST           24.26            112         0              Normal
  11/10/2026 01 PM PST           24.26            112         0              Normal
  11/10/2026 02 PM PST           24.25            111         -              Normal
  11/10/2026 03 PM PST           24.25            111         0              Normal
  11/10/2026 04 PM PST           24.25            111         0              Normal
  11/10/2026 05 PM PST           24.24            109         -              Normal
  11/10/2026 06 PM PST           24.24            109         0              Normal
  11/10/2026 07 PM PST           24.22            105         -              Normal
  11/10/2026 08 PM PST           24.23            107         +              Normal
  11/10/2026 09 PM PST           24.23            107         0              Normal
  11/10/2026 10 PM PST           24.22            105         -              Normal
  11/10/2026 11 PM PST           24.23            107         +              Normal
  11/11/2026 12 AM PST           24.22            105         -              Normal
  11/11/2026 01 AM PST           24.21            103         -              Normal
  11/11/2026 02 AM PST           24.21            103         0              Normal
  11/11/2026 03 AM PST           24.22            105         +              Normal
  11/11/2026 04 AM PST           24.22            105         0              Normal
  11/11/2026 05 AM PST           24.22            105         0              Normal
  11/11/2026 06 AM PST           24.22            105         0              Normal
  11/11/2026 07 AM PST           24.22            105         0              Normal
  11/11/2026 08 AM PST           24.21            103         -              Normal
  11/11/2026 09 AM PST           24.21            103         0              Normal
  11/11/2026 10 AM PST           24.22            105         +              Normal
  11/11/2026 11 AM PST           24.23            107         +              Normal
  11/11/2026 12 PM PST           24.22            105         -              Normal
  11/11/2026 01 PM PST           24.22            105         0              Normal
  11/11/2026 02 PM PST           24.22            105         0              Normal
  11/11/2026 03 PM PST           24.22            105         0              Normal
  11/11/2026 04 PM PST           24.22            105         0              Normal
  11/11/2026 05 PM PST           24.22            105         0              Normal
  11/11/2026 06 PM PST           24.19            100         -              Normal
  11/11/2026 07 PM PST           24.19            100         0              Normal
  11/11/2026 08 PM PST           24.19            100         0              Normal
  11/11/2026 09 PM PST           24.18             98         -              Normal
  11/11/2026 10 PM PST           24.18             98         0              Normal
  11/11/2026 11 PM PST           24.19            100         +              Normal
  11/12/2026 12 AM PST           24.18             98         -              Normal
  11/12/2026 01 AM PST           24.18             98         0              Normal
  11/12/2026 02 AM PST           24.18             98         0              Normal
  11/12/2026 03 AM PST           24.19            100         +              Normal
  11/12/2026 04 AM PST           24.18             98         -              Normal
  11/12/2026 05 AM PST           24.19            100         +              Normal
  11/12/2026 06 AM PST           24.19            100         0              Normal
  11/12/2026 07 AM PST           24.18             98         -              Normal
  11/12/2026 08 AM PST           24.19            100         +              Normal
  11/12/2026 09 AM PST           24.17             97         -              Normal
  11/12/2026 10 AM PST           24.18             98         +              Normal
  11/12/2026 11 AM PST           24.18             98         0              Normal
  11/12/2026 12 PM PST           24.18             98         0              Normal
  11/12/2026 01 PM PST           24.18             98         0              Normal
  11/12/2026 02 PM PST           24.18             98         0              Normal
  11/12/2026 03 PM PST           24.19            100         +              Normal
  11/12/2026 04 PM PST           24.18             98         -              Normal
  11/12/2026 05 PM PST           24.18             98         0              Normal
  11/12/2026 06 PM PST           24.16             95         -              Normal
  11/12/2026 07 PM PST           24.16             95         0              Normal
  11/12/2026 08 PM PST           24.16             95         0              Normal
  11/12/2026 09 PM PST           24.17             97         +              Normal
  11/12/2026 10 PM PST           24.18             98         +              Normal
  11/12/2026 11 PM PST           24.17             97         -              Normal
  11/13/2026 12 AM PST           24.19            100         +              Normal
  11/13/2026 01 AM PST           24.16             95         -              Normal
  11/13/2026 02 AM PST           24.15             93         -              Normal
  11/13/2026 03 AM PST           24.17             97         +              Normal
  11/13/2026 04 AM PST           24.16             95         -              Normal
  11/13/2026 05 AM PST           24.19            100         +              Normal
  11/13/2026 06 AM PST           24.18             98         -              Normal
  11/13/2026 07 AM PST           24.18             98         0              Normal
  11/13/2026 08 AM PST           24.18             98         0              Normal
  11/13/2026 09 AM PST           24.19            100         +              Normal
  11/13/2026 10 AM PST           24.23            107         +              Normal
  11/13/2026 11 AM PST           24.24            109         +              Normal
  11/13/2026 12 PM PST           24.25            111         +              Normal
  11/13/2026 01 PM PST           24.24            109         -              Normal
  11/13/2026 02 PM PST           24.25            111         +              Normal
  11/13/2026 03 PM PST           24.27            114         +              Normal
  11/13/2026 04 PM PST           24.29            118         +              Normal
  11/13/2026 05 PM PST           24.29            118         0              Normal
  11/13/2026 06 PM PST           24.28            116         -              Normal
  11/13/2026 07 PM PST           24.28            116         0              Normal
  11/13/2026 08 PM PST           24.27            114         -              Normal
  11/13/2026 09 PM PST           24.26            112         -              Normal
  11/13/2026 10 PM PST           24.25            111         -              Normal
  11/13/2026 11 PM PST           24.26            112         +              Normal
  11/14/2026 12 AM PST           24.25            111         -              Normal
  11/14/2026 01 AM PST           24.25            111         0              Normal
  11/14/2026 02 AM PST           24.25            111         0              Normal
  11/14/2026 03 AM PST           24.25            111         0              Normal
  11/14/2026 04 AM PST           24.25            111         0              Normal
  11/14/2026 05 AM PST           24.24            109         -              Normal
  11/14/2026 06 AM PST           24.24            109         0              Normal
  11/14/2026 07 AM PST           24.24            109         0              Normal
  11/14/2026 08 AM PST           24.25            111         +              Normal
  11/14/2026 09 AM PST           24.27            114         +              Normal
  11/14/2026 10 AM PST           24.27            114         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/14/2026 11 AM PST           24.28            116                        Normal
  11/14/2026 12 PM PST           24.28            116         0              Normal
  11/14/2026 01 PM PST           24.27            114         -              Normal
  11/14/2026 02 PM PST           24.27            114         0              Normal
  11/14/2026 03 PM PST           24.26            112         -              Normal
  11/14/2026 04 PM PST           24.26            112         0              Normal
  11/14/2026 05 PM PST           24.25            111         -              Normal
  11/14/2026 06 PM PST           24.25            111         0              Normal
  11/14/2026 07 PM PST           24.24            109         -              Normal
  11/14/2026 08 PM PST           24.23            107         -              Normal
  11/14/2026 09 PM PST           24.23            107         0              Normal
  11/14/2026 10 PM PST           24.22            105         -              Normal
  11/14/2026 11 PM PST           24.21            103         -              Normal
  11/15/2026 12 AM PST           24.21            103         0              Normal
  11/15/2026 01 AM PST           24.20            102         -              Normal
  11/15/2026 02 AM PST           24.20            102         0              Normal
  11/15/2026 03 AM PST           24.19            100         -              Normal
  11/15/2026 04 AM PST           24.19            100         0              Normal
  11/15/2026 05 AM PST           24.18             98         -              Normal
  11/15/2026 06 AM PST           24.17             97         -              Normal
  11/15/2026 07 AM PST           24.17             97         0              Normal
  11/15/2026 08 AM PST           24.16             95         -              Normal
  11/15/2026 09 AM PST           24.15             93         -              Normal
  11/15/2026 10 AM PST           24.15             93         0              Normal
  11/15/2026 11 AM PST           24.14             92         -              Normal
  11/15/2026 12 PM PST           24.14             92         0              Normal
  11/15/2026 01 PM PST           24.13             90         -              Normal
  11/15/2026 02 PM PST           24.14             92         +              Normal
  11/15/2026 03 PM PST           24.15             93         +              Normal
  11/15/2026 04 PM PST           24.17             97         +              Normal
  11/15/2026 05 PM PST           24.20            102         +              Normal
  11/15/2026 06 PM PST           24.23            107         +              Normal
  11/15/2026 07 PM PST           24.27            114         +              Normal
  11/15/2026 08 PM PST           24.31            122         +              Normal
  11/15/2026 09 PM PST           24.34            127         +              Normal
  11/15/2026 10 PM PST           24.38            135         +              Normal
  11/15/2026 11 PM PST           24.41            141         +              Normal
  11/16/2026 12 AM PST           24.43            145         +              Normal
  11/16/2026 01 AM PST           24.44            147         +              Normal
  11/16/2026 02 AM PST           24.44            147         0              Normal
  11/16/2026 03 AM PST           24.43            145         -              Normal
  11/16/2026 04 AM PST           24.41            141         -              Normal
  11/16/2026 05 AM PST           24.40            139         -              Normal
  11/16/2026 06 AM PST           24.38            135         -              Normal
  11/16/2026 07 AM PST           24.37            133         -              Normal
  11/16/2026 08 AM PST           24.36            131         -              Normal
  11/16/2026 09 AM PST           24.36            131         0              Normal
  11/16/2026 10 AM PST           24.37            133         +              Normal
  11/16/2026 11 AM PST           24.38            135         +              Normal
  11/16/2026 12 PM PST           24.39            137         +              Normal
  11/16/2026 01 PM PST           24.40            139         +              Normal
  11/16/2026 02 PM PST           24.41            141         +              Normal
  11/16/2026 03 PM PST           24.41            141         0              Normal
  11/16/2026 04 PM PST           24.41            141         0              Normal
  11/16/2026 05 PM PST           24.41            141         0              Normal
  11/16/2026 06 PM PST           24.41            141         0              Normal
  11/16/2026 07 PM PST           24.40            139         -              Normal
  11/16/2026 08 PM PST           24.39            137         -              Normal
  11/16/2026 09 PM PST           24.37            133         -              Normal
  11/16/2026 10 PM PST           24.36            131         -              Normal
  11/16/2026 11 PM PST           24.34            127         -              Normal
  11/17/2026 12 AM PST           24.33            125         -              Normal
  11/17/2026 01 AM PST           24.31            122         -              Normal
  11/17/2026 02 AM PST           24.29            118         -              Normal
  11/17/2026 03 AM PST           24.27            114         -              Normal
  11/17/2026 04 AM PST           24.26            112         -              Normal
  11/17/2026 05 AM PST           24.24            109         -              Normal
  11/17/2026 06 AM PST           24.23            107         -              Normal
  11/17/2026 07 AM PST           24.21            103         -              Normal
  11/17/2026 08 AM PST           24.20            102         -              Normal
  11/17/2026 09 AM PST           24.19            100         -              Normal
  11/17/2026 10 AM PST           24.18             98         -              Normal
  11/17/2026 11 AM PST           24.17             97         -              Normal
  11/17/2026 12 PM PST           24.16             95         -              Normal
  11/17/2026 01 PM PST           24.15             93         -              Normal
  11/17/2026 02 PM PST           24.15             93         0              Normal
  11/17/2026 03 PM PST           24.14             92         -              Normal
  11/17/2026 04 PM PST           24.13             90         -              Normal
  11/17/2026 05 PM PST           24.13             90         0              Normal
  11/17/2026 06 PM PST           24.12             88         -              Normal
  11/17/2026 07 PM PST           24.12             88         0              Normal
  11/17/2026 08 PM PST           24.11             87         -              Normal
  11/17/2026 09 PM PST           24.11             87         0              Normal
  11/17/2026 10 PM PST           24.10             85         -              Normal
  11/17/2026 11 PM PST           24.10             85         0              Normal
  11/18/2026 12 AM PST           24.09             84         -              Normal
  11/18/2026 01 AM PST           24.09             84         0              Normal
  11/18/2026 02 AM PST           24.09             84         0              Normal
  11/18/2026 03 AM PST           24.09             84         0              Normal
  11/18/2026 04 AM PST           24.09             84         0              Normal
  11/18/2026 05 AM PST           24.09             84         0              Normal
  11/18/2026 06 AM PST           24.09             84         0              Normal
  11/18/2026 07 AM PST           24.09             84         0              Normal
  11/18/2026 08 AM PST           24.11             87         +              Normal
  11/18/2026 09 AM PST           24.13             90         +              Normal
  11/18/2026 10 AM PST           24.17             97         +              Normal
  11/18/2026 11 AM PST           24.20            102         +              Normal
  11/18/2026 12 PM PST           24.25            111         +              Normal
  11/18/2026 01 PM PST           24.30            120         +              Normal
  11/18/2026 02 PM PST           24.35            129         +              Normal
  11/18/2026 03 PM PST           24.41            141         +              Normal
  11/18/2026 04 PM PST           24.46            151         +              Normal
  11/18/2026 05 PM PST           24.51            162         +              Normal
  11/18/2026 06 PM PST           24.56            172         +              Normal
  11/18/2026 07 PM PST           24.61            184         +              Normal
  11/18/2026 08 PM PST           24.65            193         +              Normal
  11/18/2026 09 PM PST           24.70            204         +              Normal
  11/18/2026 10 PM PST           24.75            217         +              Normal
  11/18/2026 11 PM PST           24.79            226         +              Normal
  11/19/2026 12 AM PST           24.82            234         +              Normal
  11/19/2026 01 AM PST           24.84            239         +              Normal
  11/19/2026 02 AM PST           24.86            244         +              Normal
  11/19/2026 03 AM PST           24.86            244         0              Normal
  11/19/2026 04 AM PST           24.85            242         -              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.