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

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RUSSIAN RIVER - HEALDSBURG (HEAC1)
Latitude: 38.61º NLongitude: 122.84º WElevation: 77 Feet
Location: Sonoma County in CaliforniaRiver Group: Russian Napa
Issuance Time: Oct 19 2021 at 8:32 AM PDTNext Issuance: Oct 20 2021 at 9:00 AM PDT
Monitor Stage: 20.0 FeetFlood Stage: 23.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Healdsburg (HEAC1)
#
# File Generation Time:  10/19/2021 at 08:32 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/18/2021 at 11:00 AM PDT
# Maximum Observed Stage:                       0.2 Feet
# Maximum Observed Flow:                        37 cfs
#
# Earliest Date & Time of Maximum Forecast:     10/23/2021 at 05:00 AM PDT
# Maximum Forecast Stage:                       1.5 Feet
# Maximum Forecast Flow:                        381 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/14/2021 08 AM PDT             0.2             34                        Normal
  10/14/2021 09 AM PDT             0.2             34         0              Normal
  10/14/2021 10 AM PDT             0.2             34         0              Normal
  10/14/2021 11 AM PDT             0.2             35         +              Normal
  10/14/2021 12 PM PDT             0.2             35         0              Normal
  10/14/2021 01 PM PDT             0.2             35         0              Normal
  10/14/2021 02 PM PDT             0.2             35         0              Normal
  10/14/2021 03 PM PDT             0.2             35         0              Normal
  10/14/2021 04 PM PDT             0.2             35         0              Normal
  10/14/2021 05 PM PDT             0.2             35         0              Normal
  10/14/2021 06 PM PDT             0.2             35         0              Normal
  10/14/2021 07 PM PDT             0.2             35         0              Normal
  10/14/2021 08 PM PDT             0.2             35         0              Normal
  10/14/2021 09 PM PDT             0.2             35         0              Normal
  10/14/2021 10 PM PDT             0.2             35         0              Normal
  10/14/2021 11 PM PDT             0.2             35         0              Normal
  10/15/2021 12 AM PDT             0.2             35         0              Normal
  10/15/2021 01 AM PDT             0.2             35         0              Normal
  10/15/2021 02 AM PDT             0.2             35         0              Normal
  10/15/2021 03 AM PDT             0.2             35         0              Normal
  10/15/2021 04 AM PDT             0.2             35         0              Normal
  10/15/2021 05 AM PDT             0.2             35         0              Normal
  10/15/2021 06 AM PDT             0.2             34         -              Normal
  10/15/2021 07 AM PDT             0.2             34         0              Normal
  10/15/2021 08 AM PDT             0.2             35         +              Normal
  10/15/2021 09 AM PDT             0.2             34         -              Normal
  10/15/2021 10 AM PDT             0.2             34         0              Normal
  10/15/2021 11 AM PDT             0.2             34         0              Normal
  10/15/2021 12 PM PDT             0.2             34         0              Normal
  10/15/2021 01 PM PDT             0.2             34         0              Normal
  10/15/2021 02 PM PDT             0.2             34         0              Normal
  10/15/2021 03 PM PDT             0.2             34         0              Normal
  10/15/2021 04 PM PDT             0.2             34         0              Normal
  10/15/2021 05 PM PDT             0.2             34         0              Normal
  10/15/2021 06 PM PDT             0.2             34         0              Normal
  10/15/2021 07 PM PDT             0.2             35         +              Normal
  10/15/2021 08 PM PDT             0.2             35         0              Normal
  10/15/2021 09 PM PDT             0.2             35         0              Normal
  10/15/2021 10 PM PDT             0.2             35         0              Normal
  10/15/2021 11 PM PDT             0.2             35         0              Normal
  10/16/2021 12 AM PDT             0.2             35         0              Normal
  10/16/2021 01 AM PDT             0.2             35         0              Normal
  10/16/2021 02 AM PDT             0.2             35         0              Normal
  10/16/2021 03 AM PDT             0.2             35         0              Normal
  10/16/2021 04 AM PDT             0.2             35         0              Normal
  10/16/2021 05 AM PDT             0.2             34         -              Normal
  10/16/2021 06 AM PDT             0.2             34         0              Normal
  10/16/2021 07 AM PDT             0.2             34         0              Normal
  10/16/2021 08 AM PDT             0.2             35         +              Normal
  10/16/2021 09 AM PDT             0.2             35         0              Normal
  10/16/2021 10 AM PDT             0.2             35         0              Normal
  10/16/2021 11 AM PDT             0.2             35         0              Normal
  10/16/2021 12 PM PDT             0.2             35         0              Normal
  10/16/2021 01 PM PDT             0.2             35         0              Normal
  10/16/2021 02 PM PDT             0.2             34         -              Normal
  10/16/2021 03 PM PDT             0.2             34         0              Normal
  10/16/2021 04 PM PDT             0.2             34         0              Normal
  10/16/2021 05 PM PDT             0.2             34         0              Normal
  10/16/2021 06 PM PDT             0.2             34         0              Normal
  10/16/2021 07 PM PDT             0.2             34         0              Normal
  10/16/2021 08 PM PDT             0.2             34         0              Normal
  10/16/2021 09 PM PDT             0.2             34         0              Normal
  10/16/2021 10 PM PDT             0.2             35         +              Normal
  10/16/2021 11 PM PDT             0.2             35         0              Normal
  10/17/2021 12 AM PDT             0.2             35         0              Normal
  10/17/2021 01 AM PDT             0.2             35         0              Normal
  10/17/2021 02 AM PDT             0.2             35         0              Normal
  10/17/2021 03 AM PDT             0.2             35         0              Normal
  10/17/2021 04 AM PDT             0.2             35         0              Normal
  10/17/2021 05 AM PDT             0.2             35         0              Normal
  10/17/2021 06 AM PDT             0.2             35         0              Normal
  10/17/2021 07 AM PDT             0.2             35         0              Normal
  10/17/2021 08 AM PDT             0.2             35         0              Normal
  10/17/2021 09 AM PDT             0.2             35         0              Normal
  10/17/2021 10 AM PDT             0.2             35         0              Normal
  10/17/2021 11 AM PDT             0.2             35         0              Normal
  10/17/2021 12 PM PDT             0.2             35         0              Normal
  10/17/2021 01 PM PDT             0.2             34         -              Normal
  10/17/2021 02 PM PDT             0.2             35         +              Normal
  10/17/2021 03 PM PDT             0.2             35         0              Normal
  10/17/2021 04 PM PDT             0.2             35         0              Normal
  10/17/2021 05 PM PDT             0.2             36         +              Normal
  10/17/2021 06 PM PDT             0.2             36         0              Normal
  10/17/2021 07 PM PDT             0.2             36         0              Normal
  10/17/2021 08 PM PDT             0.2             36         0              Normal
  10/17/2021 09 PM PDT             0.2             36         0              Normal
  10/17/2021 10 PM PDT             0.2             36         0              Normal
  10/17/2021 11 PM PDT             0.2             36         0              Normal
  10/18/2021 12 AM PDT             0.2             36         0              Normal
  10/18/2021 01 AM PDT             0.2             36         0              Normal
  10/18/2021 02 AM PDT             0.2             36         0              Normal
  10/18/2021 03 AM PDT             0.2             36         0              Normal
  10/18/2021 04 AM PDT             0.2             36         0              Normal
  10/18/2021 05 AM PDT             0.2             36         0              Normal
  10/18/2021 06 AM PDT             0.2             36         0              Normal
  10/18/2021 07 AM PDT             0.2             36         0              Normal
  10/18/2021 08 AM PDT             0.2             36         0              Normal
  10/18/2021 09 AM PDT             0.2             37         +              Normal
  10/18/2021 10 AM PDT             0.2             36         -              Normal
  10/18/2021 11 AM PDT             0.2             37         +              Normal
  10/18/2021 12 PM PDT             0.2             36         -              Normal
  10/18/2021 01 PM PDT             0.2             36         0              Normal
  10/18/2021 02 PM PDT             0.2             36         0              Normal
  10/18/2021 03 PM PDT             0.2             36         0              Normal
  10/18/2021 04 PM PDT             0.2             35         -              Normal
  10/18/2021 05 PM PDT             0.2             36         +              Normal
  10/18/2021 06 PM PDT             0.2             36         0              Normal
  10/18/2021 07 PM PDT             0.2             36         0              Normal
  10/18/2021 08 PM PDT             0.2             36         0              Normal
  10/18/2021 09 PM PDT             0.2             36         0              Normal
  10/18/2021 10 PM PDT             0.2             36         0              Normal
  10/18/2021 11 PM PDT             0.2             36         0              Normal
  10/19/2021 12 AM PDT             0.2             36         0              Normal
  10/19/2021 01 AM PDT             0.2             36         0              Normal
  10/19/2021 02 AM PDT             0.2             36         0              Normal
  10/19/2021 03 AM PDT             0.2             36         0              Normal
  10/19/2021 04 AM PDT             0.2             36         0              Normal
  10/19/2021 05 AM PDT             0.2             36         0              Normal
  10/19/2021 06 AM PDT             0.2             36         0              Normal
  10/19/2021 07 AM PDT             0.2             36         0              Normal
  10/19/2021 08 AM PDT             0.2             36         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/19/2021 09 AM PDT             0.2             37                        Normal
  10/19/2021 10 AM PDT             0.2             37         0              Normal
  10/19/2021 11 AM PDT             0.2             37         0              Normal
  10/19/2021 12 PM PDT             0.2             37         0              Normal
  10/19/2021 01 PM PDT             0.2             37         0              Normal
  10/19/2021 02 PM PDT             0.2             37         0              Normal
  10/19/2021 03 PM PDT             0.2             37         0              Normal
  10/19/2021 04 PM PDT             0.2             37         0              Normal
  10/19/2021 05 PM PDT             0.2             37         0              Normal
  10/19/2021 06 PM PDT             0.2             37         0              Normal
  10/19/2021 07 PM PDT             0.2             37         0              Normal
  10/19/2021 08 PM PDT             0.3             38         +              Normal
  10/19/2021 09 PM PDT             0.3             38         0              Normal
  10/19/2021 10 PM PDT             0.3             38         0              Normal
  10/19/2021 11 PM PDT             0.3             38         0              Normal
  10/20/2021 12 AM PDT             0.3             38         0              Normal
  10/20/2021 01 AM PDT             0.3             39         +              Normal
  10/20/2021 02 AM PDT             0.3             39         0              Normal
  10/20/2021 03 AM PDT             0.3             39         0              Normal
  10/20/2021 04 AM PDT             0.3             39         0              Normal
  10/20/2021 05 AM PDT             0.3             39         0              Normal
  10/20/2021 06 AM PDT             0.3             40         +              Normal
  10/20/2021 07 AM PDT             0.3             40         0              Normal
  10/20/2021 08 AM PDT             0.3             42         +              Normal
  10/20/2021 09 AM PDT             0.3             44         +              Normal
  10/20/2021 10 AM PDT             0.4             46         +              Normal
  10/20/2021 11 AM PDT             0.4             48         +              Normal
  10/20/2021 12 PM PDT             0.4             50         +              Normal
  10/20/2021 01 PM PDT             0.4             50         0              Normal
  10/20/2021 02 PM PDT             0.4             52         +              Normal
  10/20/2021 03 PM PDT             0.4             52         0              Normal
  10/20/2021 04 PM PDT             0.5             54         +              Normal
  10/20/2021 05 PM PDT             0.5             56         +              Normal
  10/20/2021 06 PM PDT             0.5             58         +              Normal
  10/20/2021 07 PM PDT             0.5             62         +              Normal
  10/20/2021 08 PM PDT             0.5             64         +              Normal
  10/20/2021 09 PM PDT             0.5             66         +              Normal
  10/20/2021 10 PM PDT             0.5             66         0              Normal
  10/20/2021 11 PM PDT             0.5             68         +              Normal
  10/21/2021 12 AM PDT             0.5             68         0              Normal
  10/21/2021 01 AM PDT             0.5             68         0              Normal
  10/21/2021 02 AM PDT             0.5             68         0              Normal
  10/21/2021 03 AM PDT             0.5             68         0              Normal
  10/21/2021 04 AM PDT             0.5             68         0              Normal
  10/21/2021 05 AM PDT             0.5             68         0              Normal
  10/21/2021 06 AM PDT             0.5             68         0              Normal
  10/21/2021 07 AM PDT             0.5             70         +              Normal
  10/21/2021 08 AM PDT             0.5             70         0              Normal
  10/21/2021 09 AM PDT             0.5             72         +              Normal
  10/21/2021 10 AM PDT             0.5             72         0              Normal
  10/21/2021 11 AM PDT             0.6             75         +              Normal
  10/21/2021 12 PM PDT             0.6             77         +              Normal
  10/21/2021 01 PM PDT             0.6             79         +              Normal
  10/21/2021 02 PM PDT             0.6             84         +              Normal
  10/21/2021 03 PM PDT             0.6             86         +              Normal
  10/21/2021 04 PM PDT             0.6             91         +              Normal
  10/21/2021 05 PM PDT             0.6             93         +              Normal
  10/21/2021 06 PM PDT             0.6             96         +              Normal
  10/21/2021 07 PM PDT             0.7             98         +              Normal
  10/21/2021 08 PM PDT             0.7            103         +              Normal
  10/21/2021 09 PM PDT             0.7            106         +              Normal
  10/21/2021 10 PM PDT             0.7            108         +              Normal
  10/21/2021 11 PM PDT             0.7            108         0              Normal
  10/22/2021 12 AM PDT             0.7            111         +              Normal
  10/22/2021 01 AM PDT             0.7            114         +              Normal
  10/22/2021 02 AM PDT             0.7            114         0              Normal
  10/22/2021 03 AM PDT             0.7            114         0              Normal
  10/22/2021 04 AM PDT             0.7            114         0              Normal
  10/22/2021 05 AM PDT             0.7            116         +              Normal
  10/22/2021 06 AM PDT             0.7            116         0              Normal
  10/22/2021 07 AM PDT             0.7            119         +              Normal
  10/22/2021 08 AM PDT             0.7            122         +              Normal
  10/22/2021 09 AM PDT             0.8            124         +              Normal
  10/22/2021 10 AM PDT             0.8            130         +              Normal
  10/22/2021 11 AM PDT             0.8            133         +              Normal
  10/22/2021 12 PM PDT             0.8            138         +              Normal
  10/22/2021 01 PM PDT             0.8            141         +              Normal
  10/22/2021 02 PM PDT             0.8            150         +              Normal
  10/22/2021 03 PM PDT             0.9            156         +              Normal
  10/22/2021 04 PM PDT             0.9            168         +              Normal
  10/22/2021 05 PM PDT             0.9            184         +              Normal
  10/22/2021 06 PM PDT             1.0            197         +              Normal
  10/22/2021 07 PM PDT             1.0            214         +              Normal
  10/22/2021 08 PM PDT             1.1            234         +              Normal
  10/22/2021 09 PM PDT             1.2            259         +              Normal
  10/22/2021 10 PM PDT             1.2            278         +              Normal
  10/22/2021 11 PM PDT             1.3            297         +              Normal
  10/23/2021 12 AM PDT             1.3            317         +              Normal
  10/23/2021 01 AM PDT             1.4            337         +              Normal
  10/23/2021 02 AM PDT             1.4            353         +              Normal
  10/23/2021 03 AM PDT             1.4            365         +              Normal
  10/23/2021 04 AM PDT             1.5            377         +              Normal
  10/23/2021 05 AM PDT             1.5            381         +              Normal
  10/23/2021 06 AM PDT             1.5            381         0              Normal
  10/23/2021 07 AM PDT             1.5            377         -              Normal
  10/23/2021 08 AM PDT             1.4            369         -              Normal
  10/23/2021 09 AM PDT             1.4            361         -              Normal
  10/23/2021 10 AM PDT             1.4            353         -              Normal
  10/23/2021 11 AM PDT             1.4            341         -              Normal
  10/23/2021 12 PM PDT             1.4            329         -              Normal
  10/23/2021 01 PM PDT             1.3            317         -              Normal
  10/23/2021 02 PM PDT             1.3            305         -              Normal
  10/23/2021 03 PM PDT             1.3            293         -              Normal
  10/23/2021 04 PM PDT             1.2            278         -              Normal
  10/23/2021 05 PM PDT             1.2            267         -              Normal
  10/23/2021 06 PM PDT             1.2            259         -              Normal
  10/23/2021 07 PM PDT             1.1            249         -              Normal
  10/23/2021 08 PM PDT             1.1            238         -              Normal
  10/23/2021 09 PM PDT             1.1            231         -              Normal
  10/23/2021 10 PM PDT             1.1            224         -              Normal
  10/23/2021 11 PM PDT             1.1            217         -              Normal
  10/24/2021 12 AM PDT             1.0            210         -              Normal
  10/24/2021 01 AM PDT             1.0            210         0              Normal
  10/24/2021 02 AM PDT             1.0            210         0              Normal
  10/24/2021 03 AM PDT             1.0            210         0              Normal
  10/24/2021 04 AM PDT             1.0            214         +              Normal
  10/24/2021 05 AM PDT             1.1            217         +              Normal
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.