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

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SANTA MARGARITA RIVER - YSIDORA (YDRC1)
Latitude: 33.31º NLongitude: 117.35º WElevation: 75 Feet
Location: San Diego County in CaliforniaRiver Group: Southern California
Issuance Time: Jan 30 2023 at 1:39 PM PSTNext Issuance: Jan 31 2023 at 9:00 AM PST
Monitor Stage: 8.2 FeetFlood Stage: 11.2 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Santa Margarita River - Ysidora (YDRC1)
#
# File Generation Time:  01/30/2023 at 01:39 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/26/2023 at 01:00 PM PST
# Maximum Observed Stage:                       6.4 Feet
# Maximum Observed Flow:                        111 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/30/2023 at 11:00 PM PST
# Maximum Forecast Stage:                       6.3 Feet
# Maximum Forecast Flow:                        86 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  01/25/2023 01 PM PST             6.4            103                        Normal
  01/25/2023 02 PM PST             6.3            100         -              Normal
  01/25/2023 03 PM PST             6.3            100         0              Normal
  01/25/2023 04 PM PST             6.4            103         +              Normal
  01/25/2023 05 PM PST             6.3             96         -              Normal
  01/25/2023 06 PM PST             6.3            100         +              Normal
  01/25/2023 07 PM PST             6.3             93         -              Normal
  01/25/2023 08 PM PST             6.3            100         +              Normal
  01/25/2023 09 PM PST             6.3             93         -              Normal
  01/25/2023 10 PM PST             6.3             83         -              Normal
  01/25/2023 11 PM PST             6.3             90         +              Normal
  01/26/2023 12 AM PST             6.3             86         -              Normal
  01/26/2023 01 AM PST             6.3             86         0              Normal
  01/26/2023 02 AM PST             6.3             86         0              Normal
  01/26/2023 03 AM PST             6.3             80         -              Normal
  01/26/2023 04 AM PST             6.3             75         -              Normal
  01/26/2023 05 AM PST             6.3             75         0              Normal
  01/26/2023 06 AM PST             6.3             75         0              Normal
  01/26/2023 07 AM PST             6.3             75         0              Normal
  01/26/2023 08 AM PST             6.3             72         -              Normal
  01/26/2023 09 AM PST             6.3             72         0              Normal
  01/26/2023 10 AM PST             6.2             69         -              Normal
  01/26/2023 11 AM PST             6.3             72         +              Normal
  01/26/2023 12 PM PST             6.3             80         +              Normal
  01/26/2023 01 PM PST             6.4            111         +              Normal
  01/26/2023 02 PM PST             6.3             75         -              Normal
  01/26/2023 03 PM PST             6.2             67         -              Normal
  01/26/2023 04 PM PST             6.2             51         -              Normal
  01/26/2023 05 PM PST             6.2             49         -              Normal
  01/26/2023 06 PM PST             6.2             58         +              Normal
  01/26/2023 07 PM PST             6.2             65         +              Normal
  01/26/2023 08 PM PST             6.2             67         +              Normal
  01/26/2023 09 PM PST             6.2             65         -              Normal
  01/26/2023 10 PM PST             6.2             65         0              Normal
  01/26/2023 11 PM PST             6.2             60         -              Normal
  01/27/2023 12 AM PST             6.2             62         +              Normal
  01/27/2023 01 AM PST             6.2             62         0              Normal
  01/27/2023 02 AM PST             6.2             67         +              Normal
  01/27/2023 03 AM PST             6.2             62         -              Normal
  01/27/2023 04 AM PST             6.2             65         +              Normal
  01/27/2023 05 AM PST             6.2             62         -              Normal
  01/27/2023 06 AM PST             6.2             69         +              Normal
  01/27/2023 07 AM PST             6.2             67         -              Normal
  01/27/2023 08 AM PST             6.2             69         +              Normal
  01/27/2023 09 AM PST             6.2             67         -              Normal
  01/27/2023 10 AM PST             6.3             72         +              Normal
  01/27/2023 11 AM PST             6.2             69         -              Normal
  01/27/2023 12 PM PST             6.3             72         +              Normal
  01/27/2023 01 PM PST             6.2             69         -              Normal
  01/27/2023 02 PM PST             6.2             69         0              Normal
  01/27/2023 03 PM PST             6.3             72         +              Normal
  01/27/2023 04 PM PST             6.3             75         +              Normal
  01/27/2023 05 PM PST             6.3             75         0              Normal
  01/27/2023 06 PM PST             6.3             72         -              Normal
  01/27/2023 07 PM PST             6.3             72         0              Normal
  01/27/2023 08 PM PST             6.3             75         +              Normal
  01/27/2023 09 PM PST             6.3             72         -              Normal
  01/27/2023 10 PM PST             6.3             72         0              Normal
  01/27/2023 11 PM PST             6.2             69         -              Normal
  01/28/2023 12 AM PST             6.2             65         -              Normal
  01/28/2023 01 AM PST             6.2             62         -              Normal
  01/28/2023 02 AM PST             6.2             60         -              Normal
  01/28/2023 03 AM PST             6.2             60         0              Normal
  01/28/2023 04 AM PST             6.2             58         -              Normal
  01/28/2023 05 AM PST             6.2             60         +              Normal
  01/28/2023 06 AM PST             6.2             60         0              Normal
  01/28/2023 07 AM PST             6.2             60         0              Normal
  01/28/2023 08 AM PST             6.2             58         -              Normal
  01/28/2023 09 AM PST             6.2             56         -              Normal
  01/28/2023 10 AM PST             6.2             58         +              Normal
  01/28/2023 11 AM PST             6.2             60         +              Normal
  01/28/2023 12 PM PST             6.2             60         0              Normal
  01/28/2023 01 PM PST             6.2             60         0              Normal
  01/28/2023 02 PM PST             6.2             62         +              Normal
  01/28/2023 03 PM PST             6.2             62         0              Normal
  01/28/2023 04 PM PST             6.2             60         -              Normal
  01/28/2023 05 PM PST             6.2             67         +              Normal
  01/28/2023 06 PM PST             6.2             62         -              Normal
  01/28/2023 07 PM PST             6.2             60         -              Normal
  01/28/2023 08 PM PST             6.2             65         +              Normal
  01/28/2023 09 PM PST             6.2             62         -              Normal
  01/28/2023 10 PM PST             6.2             65         +              Normal
  01/28/2023 11 PM PST             6.2             67         +              Normal
  01/29/2023 12 AM PST             6.2             65         -              Normal
  01/29/2023 01 AM PST             6.2             62         -              Normal
  01/29/2023 02 AM PST             6.2             62         0              Normal
  01/29/2023 03 AM PST             6.2             62         0              Normal
  01/29/2023 04 AM PST             6.2             60         -              Normal
  01/29/2023 05 AM PST             6.2             62         +              Normal
  01/29/2023 06 AM PST             6.2             65         +              Normal
  01/29/2023 07 AM PST             6.2             65         0              Normal
  01/29/2023 08 AM PST             6.2             60         -              Normal
  01/29/2023 09 AM PST             6.2             65         +              Normal
  01/29/2023 10 AM PST             6.2             65         0              Normal
  01/29/2023 11 AM PST             6.2             65         0              Normal
  01/29/2023 12 PM PST             6.2             67         +              Normal
  01/29/2023 01 PM PST             6.2             65         -              Normal
  01/29/2023 02 PM PST             6.2             65         0              Normal
  01/29/2023 03 PM PST             6.2             62         -              Normal
  01/29/2023 04 PM PST             6.2             65         +              Normal
  01/29/2023 05 PM PST             6.2             62         -              Normal
  01/29/2023 06 PM PST             6.2             62         0              Normal
  01/29/2023 07 PM PST             6.2             62         0              Normal
  01/29/2023 08 PM PST             6.2             60         -              Normal
  01/29/2023 09 PM PST             6.2             56         -              Normal
  01/29/2023 10 PM PST             6.2             53         -              Normal
  01/29/2023 11 PM PST             6.2             49         -              Normal
  01/30/2023 12 AM PST             6.2             51         +              Normal
  01/30/2023 01 AM PST             6.2             48         -              Normal
  01/30/2023 02 AM PST             6.2             51         +              Normal
  01/30/2023 03 AM PST             6.2             49         -              Normal
  01/30/2023 04 AM PST             6.2             51         +              Normal
  01/30/2023 05 AM PST             6.2             51         0              Normal
  01/30/2023 06 AM PST             6.2             51         0              Normal
  01/30/2023 07 AM PST             6.2             53         +              Normal
  01/30/2023 08 AM PST             6.2             51         -              Normal
  01/30/2023 09 AM PST             6.2             51         0              Normal
  01/30/2023 10 AM PST             6.2             53         +              Normal
  01/30/2023 11 AM PST             6.2             56         +              Normal
  01/30/2023 12 PM PST             6.2             56         0              Normal
  01/30/2023 01 PM PST             6.2             56         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/30/2023 02 PM PST             6.2             56                        Normal
  01/30/2023 03 PM PST             6.2             56         0              Normal
  01/30/2023 04 PM PST             6.2             56         0              Normal
  01/30/2023 05 PM PST             6.2             60         +              Normal
  01/30/2023 06 PM PST             6.2             65         +              Normal
  01/30/2023 07 PM PST             6.2             69         +              Normal
  01/30/2023 08 PM PST             6.3             75         +              Normal
  01/30/2023 09 PM PST             6.3             80         +              Normal
  01/30/2023 10 PM PST             6.3             83         +              Normal
  01/30/2023 11 PM PST             6.3             86         +              Normal
  01/31/2023 12 AM PST             6.3             86         0              Normal
  01/31/2023 01 AM PST             6.3             86         0              Normal
  01/31/2023 02 AM PST             6.3             83         -              Normal
  01/31/2023 03 AM PST             6.3             83         0              Normal
  01/31/2023 04 AM PST             6.3             80         -              Normal
  01/31/2023 05 AM PST             6.3             78         -              Normal
  01/31/2023 06 AM PST             6.3             78         0              Normal
  01/31/2023 07 AM PST             6.3             75         -              Normal
  01/31/2023 08 AM PST             6.3             72         -              Normal
  01/31/2023 09 AM PST             6.2             69         -              Normal
  01/31/2023 10 AM PST             6.2             65         -              Normal
  01/31/2023 11 AM PST             6.2             62         -              Normal
  01/31/2023 12 PM PST             6.2             60         -              Normal
  01/31/2023 01 PM PST             6.2             58         -              Normal
  01/31/2023 02 PM PST             6.2             56         -              Normal
  01/31/2023 03 PM PST             6.2             53         -              Normal
  01/31/2023 04 PM PST             6.2             51         -              Normal
  01/31/2023 05 PM PST             6.2             51         0              Normal
  01/31/2023 06 PM PST             6.2             49         -              Normal
  01/31/2023 07 PM PST             6.2             48         -              Normal
  01/31/2023 08 PM PST             6.1             46         -              Normal
  01/31/2023 09 PM PST             6.1             46         0              Normal
  01/31/2023 10 PM PST             6.1             44         -              Normal
  01/31/2023 11 PM PST             6.1             44         0              Normal
  02/01/2023 12 AM PST             6.1             42         -              Normal
  02/01/2023 01 AM PST             6.1             42         0              Normal
  02/01/2023 02 AM PST             6.1             41         -              Normal
  02/01/2023 03 AM PST             6.1             41         0              Normal
  02/01/2023 04 AM PST             6.1             41         0              Normal
  02/01/2023 05 AM PST             6.1             39         -              Normal
  02/01/2023 06 AM PST             6.1             39         0              Normal
  02/01/2023 07 AM PST             6.1             39         0              Normal
  02/01/2023 08 AM PST             6.1             38         -              Normal
  02/01/2023 09 AM PST             6.1             38         0              Normal
  02/01/2023 10 AM PST             6.1             38         0              Normal
  02/01/2023 11 AM PST             6.1             38         0              Normal
  02/01/2023 12 PM PST             6.1             36         -              Normal
  02/01/2023 01 PM PST             6.1             36         0              Normal
  02/01/2023 02 PM PST             6.1             36         0              Normal
  02/01/2023 03 PM PST             6.1             36         0              Normal
  02/01/2023 04 PM PST             6.1             36         0              Normal
  02/01/2023 05 PM PST             6.1             35         -              Normal
  02/01/2023 06 PM PST             6.1             35         0              Normal
  02/01/2023 07 PM PST             6.1             35         0              Normal
  02/01/2023 08 PM PST             6.1             35         0              Normal
  02/01/2023 09 PM PST             6.1             35         0              Normal
  02/01/2023 10 PM PST             6.1             33         -              Normal
  02/01/2023 11 PM PST             6.1             33         0              Normal
  02/02/2023 12 AM PST             6.1             33         0              Normal
  02/02/2023 01 AM PST             6.1             33         0              Normal
  02/02/2023 02 AM PST             6.1             33         0              Normal
  02/02/2023 03 AM PST             6.1             33         0              Normal
  02/02/2023 04 AM PST             6.0             32         -              Normal
  02/02/2023 05 AM PST             6.0             32         0              Normal
  02/02/2023 06 AM PST             6.0             32         0              Normal
  02/02/2023 07 AM PST             6.0             32         0              Normal
  02/02/2023 08 AM PST             6.0             32         0              Normal
  02/02/2023 09 AM PST             6.0             32         0              Normal
  02/02/2023 10 AM PST             6.0             31         -              Normal
  02/02/2023 11 AM PST             6.0             31         0              Normal
  02/02/2023 12 PM PST             6.0             31         0              Normal
  02/02/2023 01 PM PST             6.0             31         0              Normal
  02/02/2023 02 PM PST             6.0             31         0              Normal
  02/02/2023 03 PM PST             6.0             31         0              Normal
  02/02/2023 04 PM PST             6.0             29         -              Normal
  02/02/2023 05 PM PST             6.0             29         0              Normal
  02/02/2023 06 PM PST             6.0             29         0              Normal
  02/02/2023 07 PM PST             6.0             29         0              Normal
  02/02/2023 08 PM PST             6.0             29         0              Normal
  02/02/2023 09 PM PST             6.0             29         0              Normal
  02/02/2023 10 PM PST             6.0             28         -              Normal
  02/02/2023 11 PM PST             6.0             28         0              Normal
  02/03/2023 12 AM PST             6.0             28         0              Normal
  02/03/2023 01 AM PST             6.0             28         0              Normal
  02/03/2023 02 AM PST             6.0             28         0              Normal
  02/03/2023 03 AM PST             6.0             28         0              Normal
  02/03/2023 04 AM PST             6.0             28         0              Normal
  02/03/2023 05 AM PST             6.0             27         -              Normal
  02/03/2023 06 AM PST             6.0             27         0              Normal
  02/03/2023 07 AM PST             6.0             27         0              Normal
  02/03/2023 08 AM PST             6.0             27         0              Normal
  02/03/2023 09 AM PST             6.0             27         0              Normal
  02/03/2023 10 AM PST             6.0             27         0              Normal
  02/03/2023 11 AM PST             6.0             27         0              Normal
  02/03/2023 12 PM PST             6.0             27         0              Normal
  02/03/2023 01 PM PST             6.0             26         -              Normal
  02/03/2023 02 PM PST             6.0             26         0              Normal
  02/03/2023 03 PM PST             6.0             26         0              Normal
  02/03/2023 04 PM PST             6.0             26         0              Normal
  02/03/2023 05 PM PST             6.0             26         0              Normal
  02/03/2023 06 PM PST             6.0             26         0              Normal
  02/03/2023 07 PM PST             6.0             26         0              Normal
  02/03/2023 08 PM PST             6.0             26         0              Normal
  02/03/2023 09 PM PST             6.0             26         0              Normal
  02/03/2023 10 PM PST             6.0             25         -              Normal
  02/03/2023 11 PM PST             6.0             25         0              Normal
  02/04/2023 12 AM PST             6.0             25         0              Normal
  02/04/2023 01 AM PST             6.0             25         0              Normal
  02/04/2023 02 AM PST             6.0             25         0              Normal
  02/04/2023 03 AM PST             6.0             25         0              Normal
  02/04/2023 04 AM PST             6.0             25         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.