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

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MERCED RIVER - YOSEMITE NP AT HAPPY ISLES (HPIC1)
Latitude: 37.73º NLongitude: 119.56º WElevation: 4017 Feet
Location: Mariposa County in CaliforniaRiver Group: San Joaquin
Issuance Time: Oct 01 2022 at 7:32 AM PDTNext Issuance: Oct 02 2022 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: 8.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Merced River - Yosemite NP at Happy Isles (HPIC1)
#
# File Generation Time:  10/01/2022 at 07:32 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  09/26/2022 at 09:00 AM PDT
# Maximum Observed Stage:                       1.6 Feet
# Maximum Observed Flow:                        56 cfs
#
# Earliest Date & Time of Maximum Forecast:     10/01/2022 at 08:00 AM PDT
# Maximum Forecast Stage:                       1.4 Feet
# Maximum Forecast Flow:                        34 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  09/26/2022 07 AM PDT             1.6             55                        Normal
  09/26/2022 08 AM PDT             1.6             55         0              Normal
  09/26/2022 09 AM PDT             1.6             56         +              Normal
  09/26/2022 10 AM PDT             1.6             55         -              Normal
  09/26/2022 11 AM PDT             1.6             55         0              Normal
  09/26/2022 12 PM PDT             1.6             55         0              Normal
  09/26/2022 01 PM PDT             1.6             54         -              Normal
  09/26/2022 02 PM PDT             1.6             54         0              Normal
  09/26/2022 03 PM PDT             1.6             54         0              Normal
  09/26/2022 04 PM PDT             1.6             53         -              Normal
  09/26/2022 05 PM PDT             1.6             53         0              Normal
  09/26/2022 06 PM PDT             1.6             53         0              Normal
  09/26/2022 07 PM PDT             1.6             53         0              Normal
  09/26/2022 08 PM PDT             1.6             53         0              Normal
  09/26/2022 09 PM PDT             1.6             52         -              Normal
  09/26/2022 10 PM PDT             1.6             52         0              Normal
  09/26/2022 11 PM PDT             1.6             52         0              Normal
  09/27/2022 12 AM PDT             1.6             52         0              Normal
  09/27/2022 01 AM PDT             1.6             52         -              Normal
  09/27/2022 02 AM PDT             1.6             52         0              Normal
  09/27/2022 03 AM PDT             1.6             52         0              Normal
  09/27/2022 04 AM PDT             1.6             52         0              Normal
  09/27/2022 05 AM PDT             1.6             51         -              Normal
  09/27/2022 06 AM PDT             1.6             51         0              Normal
  09/27/2022 07 AM PDT             1.6             51         0              Normal
  09/27/2022 08 AM PDT             1.6             51         0              Normal
  09/27/2022 09 AM PDT             1.6             51         0              Normal
  09/27/2022 10 AM PDT             1.6             51         0              Normal
  09/27/2022 11 AM PDT             1.6             51         0              Normal
  09/27/2022 12 PM PDT             1.6             50         -              Normal
  09/27/2022 01 PM PDT             1.6             50         0              Normal
  09/27/2022 02 PM PDT             1.6             49         -              Normal
  09/27/2022 03 PM PDT             1.6             49         0              Normal
  09/27/2022 04 PM PDT             1.5             48         -              Normal
  09/27/2022 05 PM PDT             1.5             48         0              Normal
  09/27/2022 06 PM PDT             1.5             48         0              Normal
  09/27/2022 07 PM PDT             1.5             48         0              Normal
  09/27/2022 08 PM PDT             1.5             48         0              Normal
  09/27/2022 09 PM PDT             1.5             47         -              Normal
  09/27/2022 10 PM PDT             1.5             47         0              Normal
  09/27/2022 11 PM PDT             1.5             47         0              Normal
  09/28/2022 12 AM PDT             1.5             47         0              Normal
  09/28/2022 01 AM PDT             1.5             47         0              Normal
  09/28/2022 02 AM PDT             1.5             47         0              Normal
  09/28/2022 03 AM PDT             1.5             46         -              Normal
  09/28/2022 04 AM PDT             1.5             46         0              Normal
  09/28/2022 05 AM PDT             1.5             46         0              Normal
  09/28/2022 06 AM PDT             1.5             46         0              Normal
  09/28/2022 07 AM PDT             1.5             46         0              Normal
  09/28/2022 08 AM PDT             1.5             46         0              Normal
  09/28/2022 09 AM PDT             1.5             46         -              Normal
  09/28/2022 10 AM PDT             1.5             46         +              Normal
  09/28/2022 11 AM PDT             1.5             46         -              Normal
  09/28/2022 12 PM PDT             1.5             46         0              Normal
  09/28/2022 01 PM PDT             1.5             45         -              Normal
  09/28/2022 02 PM PDT             1.5             45         0              Normal
  09/28/2022 03 PM PDT             1.5             44         -              Normal
  09/28/2022 04 PM PDT             1.5             44         0              Normal
  09/28/2022 05 PM PDT             1.5             44         0              Normal
  09/28/2022 06 PM PDT             1.5             44         0              Normal
  09/28/2022 07 PM PDT             1.5             43         -              Normal
  09/28/2022 08 PM PDT             1.5             43         0              Normal
  09/28/2022 09 PM PDT             1.5             43         0              Normal
  09/28/2022 10 PM PDT             1.5             43         0              Normal
  09/28/2022 11 PM PDT             1.5             42         -              Normal
  09/29/2022 12 AM PDT             1.5             42         0              Normal
  09/29/2022 01 AM PDT             1.5             42         0              Normal
  09/29/2022 02 AM PDT             1.5             42         0              Normal
  09/29/2022 03 AM PDT             1.5             42         -              Normal
  09/29/2022 04 AM PDT             1.5             42         0              Normal
  09/29/2022 05 AM PDT             1.5             42         0              Normal
  09/29/2022 06 AM PDT             1.5             42         0              Normal
  09/29/2022 07 AM PDT             1.5             42         0              Normal
  09/29/2022 08 AM PDT             1.4             41         -              Normal
  09/29/2022 09 AM PDT             1.4             41         0              Normal
  09/29/2022 10 AM PDT             1.4             41         0              Normal
  09/29/2022 11 AM PDT             1.4             41         0              Normal
  09/29/2022 12 PM PDT             1.4             40         -              Normal
  09/29/2022 01 PM PDT             1.4             40         0              Normal
  09/29/2022 02 PM PDT             1.4             39         -              Normal
  09/29/2022 03 PM PDT             1.4             39         0              Normal
  09/29/2022 04 PM PDT             1.4             39         0              Normal
  09/29/2022 05 PM PDT             1.4             39         0              Normal
  09/29/2022 06 PM PDT             1.4             39         -              Normal
  09/29/2022 07 PM PDT             1.4             39         +              Normal
  09/29/2022 08 PM PDT             1.4             39         -              Normal
  09/29/2022 09 PM PDT             1.4             39         0              Normal
  09/29/2022 10 PM PDT             1.4             39         0              Normal
  09/29/2022 11 PM PDT             1.4             38         -              Normal
  09/30/2022 12 AM PDT             1.4             38         0              Normal
  09/30/2022 01 AM PDT             1.4             38         0              Normal
  09/30/2022 02 AM PDT             1.4             38         0              Normal
  09/30/2022 03 AM PDT             1.4             37         -              Normal
  09/30/2022 04 AM PDT             1.4             37         0              Normal
  09/30/2022 05 AM PDT             1.4             37         0              Normal
  09/30/2022 06 AM PDT             1.4             37         -              Normal
  09/30/2022 07 AM PDT             1.4             37         0              Normal
  09/30/2022 08 AM PDT             1.4             37         0              Normal
  09/30/2022 09 AM PDT             1.4             37         0              Normal
  09/30/2022 10 AM PDT             1.4             37         0              Normal
  09/30/2022 11 AM PDT             1.4             37         0              Normal
  09/30/2022 12 PM PDT             1.4             36         -              Normal
  09/30/2022 01 PM PDT             1.4             36         0              Normal
  09/30/2022 02 PM PDT             1.4             36         0              Normal
  09/30/2022 03 PM PDT             1.4             35         -              Normal
  09/30/2022 04 PM PDT             1.4             35         0              Normal
  09/30/2022 05 PM PDT             1.4             35         0              Normal
  09/30/2022 06 PM PDT             1.4             34         -              Normal
  09/30/2022 07 PM PDT             1.4             34         0              Normal
  09/30/2022 08 PM PDT             1.4             35         +              Normal
  09/30/2022 09 PM PDT             1.4             35         0              Normal
  09/30/2022 10 PM PDT             1.4             34         -              Normal
  09/30/2022 11 PM PDT             1.4             34         -              Normal
  10/01/2022 12 AM PDT             1.4             34         +              Normal
  10/01/2022 01 AM PDT             1.4             34         -              Normal
  10/01/2022 02 AM PDT             1.4             34         0              Normal
  10/01/2022 03 AM PDT             1.4             34         0              Normal
  10/01/2022 04 AM PDT             1.4             34         0              Normal
  10/01/2022 05 AM PDT             1.4             34         0              Normal
  10/01/2022 06 AM PDT             1.4             34         0              Normal
  10/01/2022 07 AM PDT             1.4             34         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/01/2022 08 AM PDT             1.4             34                        Normal
  10/01/2022 09 AM PDT             1.4             34         0              Normal
  10/01/2022 10 AM PDT             1.3             33         -              Normal
  10/01/2022 11 AM PDT             1.3             33         0              Normal
  10/01/2022 12 PM PDT             1.3             33         0              Normal
  10/01/2022 01 PM PDT             1.3             33         0              Normal
  10/01/2022 02 PM PDT             1.3             33         0              Normal
  10/01/2022 03 PM PDT             1.3             33         0              Normal
  10/01/2022 04 PM PDT             1.3             33         0              Normal
  10/01/2022 05 PM PDT             1.3             33         0              Normal
  10/01/2022 06 PM PDT             1.3             33         0              Normal
  10/01/2022 07 PM PDT             1.3             33         0              Normal
  10/01/2022 08 PM PDT             1.3             33         0              Normal
  10/01/2022 09 PM PDT             1.3             32         -              Normal
  10/01/2022 10 PM PDT             1.3             32         0              Normal
  10/01/2022 11 PM PDT             1.3             32         0              Normal
  10/02/2022 12 AM PDT             1.3             32         0              Normal
  10/02/2022 01 AM PDT             1.3             32         0              Normal
  10/02/2022 02 AM PDT             1.3             32         0              Normal
  10/02/2022 03 AM PDT             1.3             32         0              Normal
  10/02/2022 04 AM PDT             1.3             32         0              Normal
  10/02/2022 05 AM PDT             1.3             32         0              Normal
  10/02/2022 06 AM PDT             1.3             32         0              Normal
  10/02/2022 07 AM PDT             1.3             32         -              Normal
  10/02/2022 08 AM PDT             1.3             32         0              Normal
  10/02/2022 09 AM PDT             1.3             32         0              Normal
  10/02/2022 10 AM PDT             1.3             32         0              Normal
  10/02/2022 11 AM PDT             1.3             32         0              Normal
  10/02/2022 12 PM PDT             1.3             32         0              Normal
  10/02/2022 01 PM PDT             1.3             32         0              Normal
  10/02/2022 02 PM PDT             1.3             32         0              Normal
  10/02/2022 03 PM PDT             1.3             32         0              Normal
  10/02/2022 04 PM PDT             1.3             32         0              Normal
  10/02/2022 05 PM PDT             1.3             32         0              Normal
  10/02/2022 06 PM PDT             1.3             31         -              Normal
  10/02/2022 07 PM PDT             1.3             31         0              Normal
  10/02/2022 08 PM PDT             1.3             31         0              Normal
  10/02/2022 09 PM PDT             1.3             31         0              Normal
  10/02/2022 10 PM PDT             1.3             31         0              Normal
  10/02/2022 11 PM PDT             1.3             31         0              Normal
  10/03/2022 12 AM PDT             1.3             31         0              Normal
  10/03/2022 01 AM PDT             1.3             31         0              Normal
  10/03/2022 02 AM PDT             1.3             31         0              Normal
  10/03/2022 03 AM PDT             1.3             31         0              Normal
  10/03/2022 04 AM PDT             1.3             31         -              Normal
  10/03/2022 05 AM PDT             1.3             31         0              Normal
  10/03/2022 06 AM PDT             1.3             31         0              Normal
  10/03/2022 07 AM PDT             1.3             31         0              Normal
  10/03/2022 08 AM PDT             1.3             31         0              Normal
  10/03/2022 09 AM PDT             1.3             31         0              Normal
  10/03/2022 10 AM PDT             1.3             31         0              Normal
  10/03/2022 11 AM PDT             1.3             31         0              Normal
  10/03/2022 12 PM PDT             1.3             31         0              Normal
  10/03/2022 01 PM PDT             1.3             31         0              Normal
  10/03/2022 02 PM PDT             1.3             31         0              Normal
  10/03/2022 03 PM PDT             1.3             31         0              Normal
  10/03/2022 04 PM PDT             1.3             30         -              Normal
  10/03/2022 05 PM PDT             1.3             30         0              Normal
  10/03/2022 06 PM PDT             1.3             30         0              Normal
  10/03/2022 07 PM PDT             1.3             30         0              Normal
  10/03/2022 08 PM PDT             1.3             30         0              Normal
  10/03/2022 09 PM PDT             1.3             30         0              Normal
  10/03/2022 10 PM PDT             1.3             30         0              Normal
  10/03/2022 11 PM PDT             1.3             30         0              Normal
  10/04/2022 12 AM PDT             1.3             30         0              Normal
  10/04/2022 01 AM PDT             1.3             30         0              Normal
  10/04/2022 02 AM PDT             1.3             29         -              Normal
  10/04/2022 03 AM PDT             1.3             29         0              Normal
  10/04/2022 04 AM PDT             1.3             29         0              Normal
  10/04/2022 05 AM PDT             1.3             29         0              Normal
  10/04/2022 06 AM PDT             1.3             29         0              Normal
  10/04/2022 07 AM PDT             1.3             29         0              Normal
  10/04/2022 08 AM PDT             1.3             29         0              Normal
  10/04/2022 09 AM PDT             1.3             29         0              Normal
  10/04/2022 10 AM PDT             1.3             29         0              Normal
  10/04/2022 11 AM PDT             1.3             29         0              Normal
  10/04/2022 12 PM PDT             1.3             29         0              Normal
  10/04/2022 01 PM PDT             1.3             29         0              Normal
  10/04/2022 02 PM PDT             1.3             29         -              Normal
  10/04/2022 03 PM PDT             1.3             29         0              Normal
  10/04/2022 04 PM PDT             1.3             29         0              Normal
  10/04/2022 05 PM PDT             1.3             29         0              Normal
  10/04/2022 06 PM PDT             1.3             29         0              Normal
  10/04/2022 07 PM PDT             1.3             29         0              Normal
  10/04/2022 08 PM PDT             1.3             29         0              Normal
  10/04/2022 09 PM PDT             1.3             29         0              Normal
  10/04/2022 10 PM PDT             1.3             29         0              Normal
  10/04/2022 11 PM PDT             1.3             29         0              Normal
  10/05/2022 12 AM PDT             1.3             29         0              Normal
  10/05/2022 01 AM PDT             1.3             28         -              Normal
  10/05/2022 02 AM PDT             1.3             28         0              Normal
  10/05/2022 03 AM PDT             1.3             28         0              Normal
  10/05/2022 04 AM PDT             1.3             28         0              Normal
  10/05/2022 05 AM PDT             1.3             28         0              Normal
  10/05/2022 06 AM PDT             1.3             28         0              Normal
  10/05/2022 07 AM PDT             1.3             28         0              Normal
  10/05/2022 08 AM PDT             1.3             28         0              Normal
  10/05/2022 09 AM PDT             1.3             28         0              Normal
  10/05/2022 10 AM PDT             1.3             28         0              Normal
  10/05/2022 11 AM PDT             1.3             28         0              Normal
  10/05/2022 12 PM PDT             1.2             28         -              Normal
  10/05/2022 01 PM PDT             1.2             28         0              Normal
  10/05/2022 02 PM PDT             1.2             28         0              Normal
  10/05/2022 03 PM PDT             1.2             28         0              Normal
  10/05/2022 04 PM PDT             1.2             28         0              Normal
  10/05/2022 05 PM PDT             1.2             28         0              Normal
  10/05/2022 06 PM PDT             1.2             28         0              Normal
  10/05/2022 07 PM PDT             1.2             28         0              Normal
  10/05/2022 08 PM PDT             1.2             28         0              Normal
  10/05/2022 09 PM PDT             1.2             28         0              Normal
  10/05/2022 10 PM PDT             1.2             28         0              Normal
  10/05/2022 11 PM PDT             1.2             27         -              Normal
  10/06/2022 12 AM PDT             1.2             27         0              Normal
  10/06/2022 01 AM PDT             1.2             27         0              Normal
  10/06/2022 02 AM PDT             1.2             27         0              Normal
  10/06/2022 03 AM PDT             1.2             27         0              Normal
  10/06/2022 04 AM PDT             1.2             27         0              Normal
  10/06/2022 05 AM PDT             1.2             27         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.