NAPA RIVER - SAINT HELENA (SHEC1)
Latitude: 38.51º NLongitude: 122.45º WElevation: 195 Feet
Location: Napa County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Apr 25 2024 at 8:09 AM PDTNext Issuance: Apr 26 2024 at 9:00 AM PDT
Monitor Stage: 16.0 FeetFlood Stage: 18.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Napa River - Saint Helena (SHEC1)
#
# File Generation Time:  04/25/2024 at 08:09 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/20/2024 at 08:00 AM PDT
# Maximum Observed Stage:                       1.8 Feet
# Maximum Observed Flow:                        53 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/25/2024 at 09:00 AM PDT
# Maximum Forecast Stage:                       1.7 Feet
# Maximum Forecast Flow:                        39 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/20/2024 08 AM PDT             1.8             53                        Normal
  04/20/2024 09 AM PDT             1.8             52         -              Normal
  04/20/2024 10 AM PDT             1.8             52         0              Normal
  04/20/2024 11 AM PDT             1.8             52         0              Normal
  04/20/2024 12 PM PDT             1.8             52         0              Normal
  04/20/2024 01 PM PDT             1.8             52         0              Normal
  04/20/2024 02 PM PDT             1.8             51         -              Normal
  04/20/2024 03 PM PDT             1.8             51         0              Normal
  04/20/2024 04 PM PDT             1.8             51         0              Normal
  04/20/2024 05 PM PDT             1.8             49         -              Normal
  04/20/2024 06 PM PDT             1.8             51         +              Normal
  04/20/2024 07 PM PDT             1.7             48         -              Normal
  04/20/2024 08 PM PDT             1.8             49         +              Normal
  04/20/2024 09 PM PDT             1.7             48         -              Normal
  04/20/2024 10 PM PDT             1.7             48         0              Normal
  04/20/2024 11 PM PDT             1.7             48         0              Normal
  04/21/2024 12 AM PDT             1.8             49         +              Normal
  04/21/2024 01 AM PDT             1.8             49         0              Normal
  04/21/2024 02 AM PDT             1.7             48         -              Normal
  04/21/2024 03 AM PDT             1.8             49         +              Normal
  04/21/2024 04 AM PDT             1.7             48         -              Normal
  04/21/2024 05 AM PDT             1.8             49         +              Normal
  04/21/2024 06 AM PDT             1.7             48         -              Normal
  04/21/2024 07 AM PDT             1.8             49         +              Normal
  04/21/2024 08 AM PDT             1.8             51         +              Normal
  04/21/2024 09 AM PDT             1.7             48         -              Normal
  04/21/2024 10 AM PDT             1.7             48         0              Normal
  04/21/2024 11 AM PDT             1.7             48         0              Normal
  04/21/2024 12 PM PDT             1.7             48         0              Normal
  04/21/2024 01 PM PDT             1.7             48         0              Normal
  04/21/2024 02 PM PDT             1.7             48         0              Normal
  04/21/2024 03 PM PDT             1.7             48         0              Normal
  04/21/2024 04 PM PDT             1.7             48         0              Normal
  04/21/2024 05 PM PDT             1.7             48         0              Normal
  04/21/2024 06 PM PDT             1.7             48         0              Normal
  04/21/2024 07 PM PDT             1.7             47         -              Normal
  04/21/2024 08 PM PDT             1.7             47         0              Normal
  04/21/2024 09 PM PDT             1.7             47         0              Normal
  04/21/2024 10 PM PDT             1.7             47         0              Normal
  04/21/2024 11 PM PDT             1.7             47         0              Normal
  04/22/2024 12 AM PDT             1.7             47         0              Normal
  04/22/2024 01 AM PDT             1.7             47         0              Normal
  04/22/2024 02 AM PDT             1.7             47         0              Normal
  04/22/2024 03 AM PDT             1.7             47         0              Normal
  04/22/2024 04 AM PDT             1.7             47         0              Normal
  04/22/2024 05 AM PDT             1.7             47         0              Normal
  04/22/2024 06 AM PDT             1.7             48         +              Normal
  04/22/2024 07 AM PDT             1.7             47         -              Normal
  04/22/2024 08 AM PDT             1.7             47         0              Normal
  04/22/2024 09 AM PDT             1.7             47         0              Normal
  04/22/2024 10 AM PDT             1.7             47         0              Normal
  04/22/2024 11 AM PDT             1.7             47         0              Normal
  04/22/2024 12 PM PDT             1.7             47         0              Normal
  04/22/2024 01 PM PDT             1.7             46         -              Normal
  04/22/2024 02 PM PDT             1.7             46         0              Normal
  04/22/2024 03 PM PDT             1.7             46         0              Normal
  04/22/2024 04 PM PDT             1.7             45         -              Normal
  04/22/2024 05 PM PDT             1.7             45         0              Normal
  04/22/2024 06 PM PDT             1.7             44         -              Normal
  04/22/2024 07 PM PDT             1.7             43         -              Normal
  04/22/2024 08 PM PDT             1.7             43         0              Normal
  04/22/2024 09 PM PDT             1.7             45         +              Normal
  04/22/2024 10 PM PDT             1.7             45         0              Normal
  04/22/2024 11 PM PDT             1.7             43         -              Normal
  04/23/2024 12 AM PDT             1.7             44         +              Normal
  04/23/2024 01 AM PDT             1.7             43         -              Normal
  04/23/2024 02 AM PDT             1.7             43         0              Normal
  04/23/2024 03 AM PDT             1.7             43         0              Normal
  04/23/2024 04 AM PDT             1.7             43         0              Normal
  04/23/2024 05 AM PDT             1.7             43         0              Normal
  04/23/2024 06 AM PDT             1.7             43         0              Normal
  04/23/2024 07 AM PDT             1.7             43         0              Normal
  04/23/2024 08 AM PDT             1.7             43         0              Normal
  04/23/2024 09 AM PDT             1.7             43         0              Normal
  04/23/2024 10 AM PDT             1.7             43         0              Normal
  04/23/2024 11 AM PDT             1.7             43         0              Normal
  04/23/2024 12 PM PDT             1.7             44         +              Normal
  04/23/2024 01 PM PDT             1.7             43         -              Normal
  04/23/2024 02 PM PDT             1.7             43         0              Normal
  04/23/2024 03 PM PDT             1.7             41         -              Normal
  04/23/2024 04 PM PDT             1.7             41         0              Normal
  04/23/2024 05 PM PDT             1.7             41         0              Normal
  04/23/2024 06 PM PDT             1.7             44         +              Normal
  04/23/2024 07 PM PDT             1.7             43         -              Normal
  04/23/2024 08 PM PDT             1.7             41         -              Normal
  04/23/2024 09 PM PDT             1.7             40         -              Normal
  04/23/2024 10 PM PDT             1.7             41         +              Normal
  04/23/2024 11 PM PDT             1.7             41         0              Normal
  04/24/2024 12 AM PDT             1.7             41         0              Normal
  04/24/2024 01 AM PDT             1.7             40         -              Normal
  04/24/2024 02 AM PDT             1.7             41         +              Normal
  04/24/2024 03 AM PDT             1.7             41         0              Normal
  04/24/2024 04 AM PDT             1.7             40         -              Normal
  04/24/2024 05 AM PDT             1.7             41         +              Normal
  04/24/2024 06 AM PDT             1.7             41         0              Normal
  04/24/2024 07 AM PDT             1.7             40         -              Normal
  04/24/2024 08 AM PDT             1.7             40         0              Normal
  04/24/2024 09 AM PDT             1.7             40         0              Normal
  04/24/2024 10 AM PDT             1.7             41         +              Normal
  04/24/2024 11 AM PDT             1.7             39         -              Normal
  04/24/2024 12 PM PDT             1.7             40         +              Normal
  04/24/2024 01 PM PDT             1.7             40         0              Normal
  04/24/2024 02 PM PDT             1.7             40         0              Normal
  04/24/2024 03 PM PDT             1.7             39         -              Normal
  04/24/2024 04 PM PDT             1.7             41         +              Normal
  04/24/2024 05 PM PDT             1.7             39         -              Normal
  04/24/2024 06 PM PDT             1.7             39         0              Normal
  04/24/2024 07 PM PDT             1.7             39         0              Normal
  04/24/2024 08 PM PDT             1.7             40         +              Normal
  04/24/2024 09 PM PDT             1.7             39         -              Normal
  04/24/2024 10 PM PDT             1.6             37         -              Normal
  04/24/2024 11 PM PDT             1.7             40         +              Normal
  04/25/2024 12 AM PDT             1.6             37         -              Normal
  04/25/2024 01 AM PDT             1.7             39         +              Normal
  04/25/2024 02 AM PDT             1.7             39         0              Normal
  04/25/2024 03 AM PDT             1.6             37         -              Normal
  04/25/2024 04 AM PDT             1.7             40         +              Normal
  04/25/2024 05 AM PDT             1.7             40         0              Normal
  04/25/2024 06 AM PDT             1.7             39         -              Normal
  04/25/2024 07 AM PDT             1.7             39         0              Normal
  04/25/2024 08 AM PDT             1.7             39         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/25/2024 09 AM PDT             1.7             39                        Normal
  04/25/2024 10 AM PDT             1.7             39         0              Normal
  04/25/2024 11 AM PDT             1.7             39         0              Normal
  04/25/2024 12 PM PDT             1.7             39         0              Normal
  04/25/2024 01 PM PDT             1.7             39         0              Normal
  04/25/2024 02 PM PDT             1.7             39         0              Normal
  04/25/2024 03 PM PDT             1.7             39         0              Normal
  04/25/2024 04 PM PDT             1.7             39         0              Normal
  04/25/2024 05 PM PDT             1.7             39         0              Normal
  04/25/2024 06 PM PDT             1.7             39         0              Normal
  04/25/2024 07 PM PDT             1.7             39         0              Normal
  04/25/2024 08 PM PDT             1.7             39         0              Normal
  04/25/2024 09 PM PDT             1.6             37         -              Normal
  04/25/2024 10 PM PDT             1.6             37         0              Normal
  04/25/2024 11 PM PDT             1.6             37         0              Normal
  04/26/2024 12 AM PDT             1.6             37         0              Normal
  04/26/2024 01 AM PDT             1.6             37         0              Normal
  04/26/2024 02 AM PDT             1.6             37         0              Normal
  04/26/2024 03 AM PDT             1.6             37         0              Normal
  04/26/2024 04 AM PDT             1.6             37         0              Normal
  04/26/2024 05 AM PDT             1.6             37         0              Normal
  04/26/2024 06 AM PDT             1.6             37         0              Normal
  04/26/2024 07 AM PDT             1.6             37         0              Normal
  04/26/2024 08 AM PDT             1.6             37         0              Normal
  04/26/2024 09 AM PDT             1.6             37         0              Normal
  04/26/2024 10 AM PDT             1.6             37         0              Normal
  04/26/2024 11 AM PDT             1.6             37         0              Normal
  04/26/2024 12 PM PDT             1.6             37         0              Normal
  04/26/2024 01 PM PDT             1.6             37         0              Normal
  04/26/2024 02 PM PDT             1.6             37         0              Normal
  04/26/2024 03 PM PDT             1.6             37         0              Normal
  04/26/2024 04 PM PDT             1.6             37         0              Normal
  04/26/2024 05 PM PDT             1.6             37         0              Normal
  04/26/2024 06 PM PDT             1.6             37         0              Normal
  04/26/2024 07 PM PDT             1.6             37         0              Normal
  04/26/2024 08 PM PDT             1.6             37         0              Normal
  04/26/2024 09 PM PDT             1.6             37         0              Normal
  04/26/2024 10 PM PDT             1.6             37         0              Normal
  04/26/2024 11 PM PDT             1.6             37         0              Normal
  04/27/2024 12 AM PDT             1.6             37         0              Normal
  04/27/2024 01 AM PDT             1.6             37         0              Normal
  04/27/2024 02 AM PDT             1.6             37         0              Normal
  04/27/2024 03 AM PDT             1.6             37         0              Normal
  04/27/2024 04 AM PDT             1.6             37         0              Normal
  04/27/2024 05 AM PDT             1.6             37         0              Normal
  04/27/2024 06 AM PDT             1.6             37         0              Normal
  04/27/2024 07 AM PDT             1.6             36         -              Normal
  04/27/2024 08 AM PDT             1.6             36         0              Normal
  04/27/2024 09 AM PDT             1.6             36         0              Normal
  04/27/2024 10 AM PDT             1.6             36         0              Normal
  04/27/2024 11 AM PDT             1.6             36         0              Normal
  04/27/2024 12 PM PDT             1.6             36         0              Normal
  04/27/2024 01 PM PDT             1.6             36         0              Normal
  04/27/2024 02 PM PDT             1.6             36         0              Normal
  04/27/2024 03 PM PDT             1.6             36         0              Normal
  04/27/2024 04 PM PDT             1.6             36         0              Normal
  04/27/2024 05 PM PDT             1.6             36         0              Normal
  04/27/2024 06 PM PDT             1.6             36         0              Normal
  04/27/2024 07 PM PDT             1.6             36         0              Normal
  04/27/2024 08 PM PDT             1.6             36         0              Normal
  04/27/2024 09 PM PDT             1.6             36         0              Normal
  04/27/2024 10 PM PDT             1.6             36         0              Normal
  04/27/2024 11 PM PDT             1.6             36         0              Normal
  04/28/2024 12 AM PDT             1.6             36         0              Normal
  04/28/2024 01 AM PDT             1.6             36         0              Normal
  04/28/2024 02 AM PDT             1.6             36         0              Normal
  04/28/2024 03 AM PDT             1.6             36         0              Normal
  04/28/2024 04 AM PDT             1.6             36         0              Normal
  04/28/2024 05 AM PDT             1.6             36         0              Normal
  04/28/2024 06 AM PDT             1.6             36         0              Normal
  04/28/2024 07 AM PDT             1.6             36         0              Normal
  04/28/2024 08 AM PDT             1.6             36         0              Normal
  04/28/2024 09 AM PDT             1.6             36         0              Normal
  04/28/2024 10 AM PDT             1.6             35         -              Normal
  04/28/2024 11 AM PDT             1.6             35         0              Normal
  04/28/2024 12 PM PDT             1.6             35         0              Normal
  04/28/2024 01 PM PDT             1.6             35         0              Normal
  04/28/2024 02 PM PDT             1.6             35         0              Normal
  04/28/2024 03 PM PDT             1.6             35         0              Normal
  04/28/2024 04 PM PDT             1.6             35         0              Normal
  04/28/2024 05 PM PDT             1.6             35         0              Normal
  04/28/2024 06 PM PDT             1.6             35         0              Normal
  04/28/2024 07 PM PDT             1.6             35         0              Normal
  04/28/2024 08 PM PDT             1.6             35         0              Normal
  04/28/2024 09 PM PDT             1.6             35         0              Normal
  04/28/2024 10 PM PDT             1.6             35         0              Normal
  04/28/2024 11 PM PDT             1.6             35         0              Normal
  04/29/2024 12 AM PDT             1.6             35         0              Normal
  04/29/2024 01 AM PDT             1.6             35         0              Normal
  04/29/2024 02 AM PDT             1.6             35         0              Normal
  04/29/2024 03 AM PDT             1.6             35         0              Normal
  04/29/2024 04 AM PDT             1.6             35         0              Normal
  04/29/2024 05 AM PDT             1.6             35         0              Normal
  04/29/2024 06 AM PDT             1.6             35         0              Normal
  04/29/2024 07 AM PDT             1.6             35         0              Normal
  04/29/2024 08 AM PDT             1.6             35         0              Normal
  04/29/2024 09 AM PDT             1.6             35         0              Normal
  04/29/2024 10 AM PDT             1.6             35         0              Normal
  04/29/2024 11 AM PDT             1.6             35         0              Normal
  04/29/2024 12 PM PDT             1.6             35         0              Normal
  04/29/2024 01 PM PDT             1.6             35         0              Normal
  04/29/2024 02 PM PDT             1.6             35         0              Normal
  04/29/2024 03 PM PDT             1.6             35         0              Normal
  04/29/2024 04 PM PDT             1.6             34         -              Normal
  04/29/2024 05 PM PDT             1.6             34         0              Normal
  04/29/2024 06 PM PDT             1.6             34         0              Normal
  04/29/2024 07 PM PDT             1.6             34         0              Normal
  04/29/2024 08 PM PDT             1.6             34         0              Normal
  04/29/2024 09 PM PDT             1.6             34         0              Normal
  04/29/2024 10 PM PDT             1.6             34         0              Normal
  04/29/2024 11 PM PDT             1.6             34         0              Normal
  04/30/2024 12 AM PDT             1.6             34         0              Normal
  04/30/2024 01 AM PDT             1.6             34         0              Normal
  04/30/2024 02 AM PDT             1.6             34         0              Normal
  04/30/2024 03 AM PDT             1.6             34         0              Normal
  04/30/2024 04 AM PDT             1.6             34         0              Normal
  04/30/2024 05 AM PDT             1.6             34         0              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.