SANTA MARGARITA RIVER - TEMECULA (SMHC1)
Latitude: 33.47º NLongitude: 117.14º WElevation: 950 FeetForecast Type: Unofficial Location
Location: Riverside County in CaliforniaBulletin Group: Southern CaliforniaRiver Group: San Diego/Inland
Issuance Time: May 02 2026 at 9:08 AM PDTNext Issuance: May 03 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Santa Margarita River - Temecula (SMHC1)
#
# File Generation Time:  05/02/2026 at 09:09 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/30/2026 at 04:00 PM PDT
# Maximum Observed Stage:                       1.90 Feet
# Maximum Observed Flow:                        12 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/05/2026 at 03:00 PM PDT
# Maximum Forecast Stage:                       1.73 Feet
# Maximum Forecast Flow:                        6 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/27/2026 09 AM PDT            1.84              9                Not Applicable
  04/27/2026 10 AM PDT            1.83              9         -      Not Applicable
  04/27/2026 11 AM PDT            1.83              9         0      Not Applicable
  04/27/2026 12 PM PDT            1.83              9         0      Not Applicable
  04/27/2026 01 PM PDT            1.83              9         0      Not Applicable
  04/27/2026 02 PM PDT            1.84              9         +      Not Applicable
  04/27/2026 03 PM PDT            1.83              9         -      Not Applicable
  04/27/2026 04 PM PDT            1.84              9         +      Not Applicable
  04/27/2026 05 PM PDT            1.83              9         -      Not Applicable
  04/27/2026 06 PM PDT            1.83              9         0      Not Applicable
  04/27/2026 07 PM PDT            1.85             10         +      Not Applicable
  04/27/2026 08 PM PDT            1.84              9         -      Not Applicable
  04/27/2026 09 PM PDT            1.84              9         0      Not Applicable
  04/27/2026 10 PM PDT            1.83              9         -      Not Applicable
  04/27/2026 11 PM PDT            1.83              9         0      Not Applicable
  04/28/2026 12 AM PDT            1.83              9         0      Not Applicable
  04/28/2026 01 AM PDT            1.83              9         0      Not Applicable
  04/28/2026 02 AM PDT            1.84              9         +      Not Applicable
  04/28/2026 03 AM PDT            1.83              9         -      Not Applicable
  04/28/2026 04 AM PDT            1.83              9         0      Not Applicable
  04/28/2026 05 AM PDT            1.82              8         -      Not Applicable
  04/28/2026 06 AM PDT            1.83              9         +      Not Applicable
  04/28/2026 07 AM PDT            1.83              9         0      Not Applicable
  04/28/2026 08 AM PDT            1.83              9         0      Not Applicable
  04/28/2026 09 AM PDT            1.83              9         0      Not Applicable
  04/28/2026 10 AM PDT            1.84              9         +      Not Applicable
  04/28/2026 11 AM PDT            1.84              9         0      Not Applicable
  04/28/2026 12 PM PDT            1.84              9         0      Not Applicable
  04/28/2026 01 PM PDT            1.83              9         -      Not Applicable
  04/28/2026 02 PM PDT            1.83              9         0      Not Applicable
  04/28/2026 03 PM PDT            1.84              9         +      Not Applicable
  04/28/2026 04 PM PDT            1.84              9         0      Not Applicable
  04/28/2026 05 PM PDT            1.83              9         -      Not Applicable
  04/28/2026 06 PM PDT            1.83              9         0      Not Applicable
  04/28/2026 07 PM PDT            1.83              9         0      Not Applicable
  04/28/2026 08 PM PDT            1.84              9         +      Not Applicable
  04/28/2026 09 PM PDT            1.84              9         0      Not Applicable
  04/28/2026 10 PM PDT            1.86             10         +      Not Applicable
  04/28/2026 11 PM PDT            1.82              8         -      Not Applicable
  04/29/2026 12 AM PDT            1.83              9         +      Not Applicable
  04/29/2026 01 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 02 AM PDT            1.84              9         +      Not Applicable
  04/29/2026 03 AM PDT            1.84              9         0      Not Applicable
  04/29/2026 04 AM PDT            1.83              9         -      Not Applicable
  04/29/2026 05 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 06 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 07 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 08 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 09 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 10 AM PDT            1.83              9         0      Not Applicable
  04/29/2026 11 AM PDT            1.84              9         +      Not Applicable
  04/29/2026 12 PM PDT            1.83              9         -      Not Applicable
  04/29/2026 01 PM PDT            1.83              9         0      Not Applicable
  04/29/2026 02 PM PDT            1.84              9         +      Not Applicable
  04/29/2026 03 PM PDT            1.84              9         0      Not Applicable
  04/29/2026 04 PM PDT            1.83              9         -      Not Applicable
  04/29/2026 05 PM PDT            1.83              9         0      Not Applicable
  04/29/2026 06 PM PDT            1.84              9         +      Not Applicable
  04/29/2026 07 PM PDT            1.83              9         -      Not Applicable
  04/29/2026 08 PM PDT            1.83              9         0      Not Applicable
  04/29/2026 09 PM PDT            1.83              9         0      Not Applicable
  04/29/2026 10 PM PDT            1.85             10         +      Not Applicable
  04/29/2026 11 PM PDT            1.83              9         -      Not Applicable
  04/30/2026 12 AM PDT            1.85             10         +      Not Applicable
  04/30/2026 01 AM PDT            1.83              9         -      Not Applicable
  04/30/2026 02 AM PDT            1.84              9         +      Not Applicable
  04/30/2026 03 AM PDT            1.83              9         -      Not Applicable
  04/30/2026 04 AM PDT            1.85             10         +      Not Applicable
  04/30/2026 05 AM PDT            1.84              9         -      Not Applicable
  04/30/2026 06 AM PDT            1.83              9         -      Not Applicable
  04/30/2026 07 AM PDT            1.84              9         +      Not Applicable
  04/30/2026 08 AM PDT            1.84              9         0      Not Applicable
  04/30/2026 09 AM PDT            1.85             10         +      Not Applicable
  04/30/2026 10 AM PDT            1.83              9         -      Not Applicable
  04/30/2026 11 AM PDT            1.84              9         +      Not Applicable
  04/30/2026 12 PM PDT            1.84              9         0      Not Applicable
  04/30/2026 01 PM PDT            1.84              9         0      Not Applicable
  04/30/2026 02 PM PDT            1.84              9         0      Not Applicable
  04/30/2026 03 PM PDT            1.83              9         -      Not Applicable
  04/30/2026 04 PM PDT            1.90             12         +      Not Applicable
  04/30/2026 05 PM PDT            1.85             10         -      Not Applicable
  04/30/2026 06 PM PDT            1.84              9         -      Not Applicable
  04/30/2026 07 PM PDT            1.84              9         0      Not Applicable
  04/30/2026 08 PM PDT            1.83              9         -      Not Applicable
  04/30/2026 09 PM PDT            1.83              9         0      Not Applicable
  04/30/2026 10 PM PDT            1.83              9         0      Not Applicable
  04/30/2026 11 PM PDT            1.83              9         0      Not Applicable
  05/01/2026 12 AM PDT            1.84              9         +      Not Applicable
  05/01/2026 01 AM PDT            1.66              4         -      Not Applicable
  05/01/2026 02 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 03 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 04 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 05 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 06 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 07 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 08 AM PDT            1.66              4         0      Not Applicable
  05/01/2026 09 AM PDT            1.65              4         -      Not Applicable
  05/01/2026 10 AM PDT            1.65              4         0      Not Applicable
  05/01/2026 11 AM PDT            1.65              4         0      Not Applicable
  05/01/2026 12 PM PDT            1.65              4         0      Not Applicable
  05/01/2026 01 PM PDT            1.65              4         0      Not Applicable
  05/01/2026 02 PM PDT            1.65              4         0      Not Applicable
  05/01/2026 03 PM PDT            1.65              4         0      Not Applicable
  05/01/2026 04 PM PDT            1.64              4         -      Not Applicable
  05/01/2026 05 PM PDT            1.64              4         0      Not Applicable
  05/01/2026 06 PM PDT            1.66              4         +      Not Applicable
  05/01/2026 07 PM PDT            1.64              4         -      Not Applicable
  05/01/2026 08 PM PDT            1.65              4         +      Not Applicable
  05/01/2026 09 PM PDT            1.65              4         0      Not Applicable
  05/01/2026 10 PM PDT            1.65              4         0      Not Applicable
  05/01/2026 11 PM PDT            1.66              4         +      Not Applicable
  05/02/2026 12 AM PDT            1.66              4         0      Not Applicable
  05/02/2026 01 AM PDT            1.65              4         -      Not Applicable
  05/02/2026 02 AM PDT            1.65              4         0      Not Applicable
  05/02/2026 03 AM PDT            1.65              4         0      Not Applicable
  05/02/2026 04 AM PDT            1.66              4         +      Not Applicable
  05/02/2026 05 AM PDT            1.66              4         0      Not Applicable
  05/02/2026 06 AM PDT            1.65              4         -      Not Applicable
  05/02/2026 07 AM PDT            1.65              4         0      Not Applicable
  05/02/2026 08 AM PDT            1.65              4         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/02/2026 09 AM PDT            1.65              4                Not Applicable
  05/02/2026 10 AM PDT            1.65              4         0      Not Applicable
  05/02/2026 11 AM PDT            1.65              4         0      Not Applicable
  05/02/2026 12 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 01 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 02 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 03 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 04 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 05 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 06 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 07 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 08 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 09 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 10 PM PDT            1.65              4         0      Not Applicable
  05/02/2026 11 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 12 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 01 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 02 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 03 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 04 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 05 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 06 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 07 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 08 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 09 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 10 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 11 AM PDT            1.65              4         0      Not Applicable
  05/03/2026 12 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 01 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 02 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 03 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 04 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 05 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 06 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 07 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 08 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 09 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 10 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 11 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 12 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 01 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 02 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 03 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 04 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 05 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 06 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 07 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 08 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 09 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 10 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 11 AM PDT            1.65              4         0      Not Applicable
  05/04/2026 12 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 01 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 02 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 03 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 04 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 05 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 06 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 07 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 08 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 09 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 10 PM PDT            1.65              4         0      Not Applicable
  05/04/2026 11 PM PDT            1.65              4         0      Not Applicable
  05/05/2026 12 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 01 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 02 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 03 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 04 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 05 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 06 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 07 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 08 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 09 AM PDT            1.65              4         0      Not Applicable
  05/05/2026 10 AM PDT            1.66              4         +      Not Applicable
  05/05/2026 11 AM PDT            1.68              4         +      Not Applicable
  05/05/2026 12 PM PDT            1.70              5         +      Not Applicable
  05/05/2026 01 PM PDT            1.71              5         +      Not Applicable
  05/05/2026 02 PM PDT            1.72              5         +      Not Applicable
  05/05/2026 03 PM PDT            1.73              6         +      Not Applicable
  05/05/2026 04 PM PDT            1.73              6         0      Not Applicable
  05/05/2026 05 PM PDT            1.72              5         -      Not Applicable
  05/05/2026 06 PM PDT            1.71              5         -      Not Applicable
  05/05/2026 07 PM PDT            1.70              5         -      Not Applicable
  05/05/2026 08 PM PDT            1.69              5         -      Not Applicable
  05/05/2026 09 PM PDT            1.68              4         -      Not Applicable
  05/05/2026 10 PM PDT            1.67              4         -      Not Applicable
  05/05/2026 11 PM PDT            1.67              4         0      Not Applicable
  05/06/2026 12 AM PDT            1.66              4         -      Not Applicable
  05/06/2026 01 AM PDT            1.66              4         0      Not Applicable
  05/06/2026 02 AM PDT            1.66              4         0      Not Applicable
  05/06/2026 03 AM PDT            1.65              4         -      Not Applicable
  05/06/2026 04 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 05 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 06 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 07 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 08 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 09 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 10 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 11 AM PDT            1.65              4         0      Not Applicable
  05/06/2026 12 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 01 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 02 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 03 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 04 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 05 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 06 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 07 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 08 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 09 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 10 PM PDT            1.65              4         0      Not Applicable
  05/06/2026 11 PM PDT            1.65              4         0      Not Applicable
  05/07/2026 12 AM PDT            1.65              4         0      Not Applicable
  05/07/2026 01 AM PDT            1.65              4         0      Not Applicable
  05/07/2026 02 AM PDT            1.65              4         0      Not Applicable
  05/07/2026 03 AM PDT            1.65              4         0      Not Applicable
  05/07/2026 04 AM PDT            1.65              4         0      Not Applicable
  05/07/2026 05 AM PDT            1.65              4         0      Not Applicable
#
# 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.