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 08 2026 at 8:20 AM PDTNext Issuance: May 09 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:  05/08/2026 at 08:21 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/08/2026 at 04:00 AM PDT
# Maximum Observed Stage:                       1.81 Feet
# Maximum Observed Flow:                        8 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/08/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       1.78 Feet
# Maximum Forecast Flow:                        7 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/03/2026 08 AM PDT            1.65              4                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            1.66              4         +      Not Applicable
  05/03/2026 12 PM PDT            1.66              4         0      Not Applicable
  05/03/2026 01 PM PDT            1.65              4         -      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            1.64              4         -      Not Applicable
  05/03/2026 09 PM PDT            1.65              4         +      Not Applicable
  05/03/2026 10 PM PDT            1.65              4         0      Not Applicable
  05/03/2026 11 PM PDT            1.67              4         +      Not Applicable
  05/04/2026 12 AM PDT            1.67              4         0      Not Applicable
  05/04/2026 01 AM PDT            1.65              4         -      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            1.66              4         +      Not Applicable
  05/04/2026 06 AM PDT            1.66              4         0      Not Applicable
  05/04/2026 07 AM PDT            1.69              5         +      Not Applicable
  05/04/2026 08 AM PDT            1.72              5         +      Not Applicable
  05/04/2026 09 AM PDT            1.74              6         +      Not Applicable
  05/04/2026 10 AM PDT            1.71              5         -      Not Applicable
  05/04/2026 11 AM PDT            1.71              5         0      Not Applicable
  05/04/2026 12 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 01 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 02 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 03 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 04 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 05 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 06 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 07 PM PDT            1.71              5         0      Not Applicable
  05/04/2026 08 PM PDT            1.70              5         -      Not Applicable
  05/04/2026 09 PM PDT            1.70              5         0      Not Applicable
  05/04/2026 10 PM PDT            1.71              5         +      Not Applicable
  05/04/2026 11 PM PDT            1.70              5         -      Not Applicable
  05/05/2026 12 AM PDT            1.67              4         -      Not Applicable
  05/05/2026 01 AM PDT            1.67              4         0      Not Applicable
  05/05/2026 02 AM PDT            1.67              4         0      Not Applicable
  05/05/2026 03 AM PDT            1.67              4         0      Not Applicable
  05/05/2026 04 AM PDT            1.69              5         +      Not Applicable
  05/05/2026 05 AM PDT            1.68              4         -      Not Applicable
  05/05/2026 06 AM PDT            1.69              5         +      Not Applicable
  05/05/2026 07 AM PDT            1.67              4         -      Not Applicable
  05/05/2026 08 AM PDT            1.68              4         +      Not Applicable
  05/05/2026 09 AM PDT            1.68              4         0      Not Applicable
  05/05/2026 10 AM PDT            1.68              4         0      Not Applicable
  05/05/2026 11 AM PDT            1.68              4         0      Not Applicable
  05/05/2026 12 PM PDT            1.70              5         +      Not Applicable
  05/05/2026 01 PM PDT            1.68              4         -      Not Applicable
  05/05/2026 02 PM PDT            1.70              5         +      Not Applicable
  05/05/2026 03 PM PDT            1.71              5         +      Not Applicable
  05/05/2026 04 PM PDT            1.70              5         -      Not Applicable
  05/05/2026 05 PM PDT            1.70              5         0      Not Applicable
  05/05/2026 06 PM PDT            1.70              5         0      Not Applicable
  05/05/2026 07 PM PDT            1.71              5         +      Not Applicable
  05/05/2026 08 PM PDT            1.70              5         -      Not Applicable
  05/05/2026 09 PM PDT            1.70              5         0      Not Applicable
  05/05/2026 10 PM PDT            1.70              5         0      Not Applicable
  05/05/2026 11 PM PDT            1.71              5         +      Not Applicable
  05/06/2026 12 AM PDT            1.73              6         +      Not Applicable
  05/06/2026 01 AM PDT            1.74              6         +      Not Applicable
  05/06/2026 02 AM PDT            1.75              6         +      Not Applicable
  05/06/2026 03 AM PDT            1.76              7         +      Not Applicable
  05/06/2026 04 AM PDT            1.75              6         -      Not Applicable
  05/06/2026 05 AM PDT            1.75              6         0      Not Applicable
  05/06/2026 06 AM PDT            1.75              6         0      Not Applicable
  05/06/2026 07 AM PDT            1.76              7         +      Not Applicable
  05/06/2026 08 AM PDT            1.76              7         0      Not Applicable
  05/06/2026 09 AM PDT            1.76              7         0      Not Applicable
  05/06/2026 10 AM PDT            1.77              7         +      Not Applicable
  05/06/2026 11 AM PDT            1.77              7         0      Not Applicable
  05/06/2026 12 PM PDT            1.76              7         -      Not Applicable
  05/06/2026 01 PM PDT            1.76              7         0      Not Applicable
  05/06/2026 02 PM PDT            1.78              7         +      Not Applicable
  05/06/2026 03 PM PDT            1.78              7         0      Not Applicable
  05/06/2026 04 PM PDT            1.77              7         -      Not Applicable
  05/06/2026 05 PM PDT            1.76              7         -      Not Applicable
  05/06/2026 06 PM PDT            1.76              7         0      Not Applicable
  05/06/2026 07 PM PDT            1.76              7         0      Not Applicable
  05/06/2026 08 PM PDT            1.76              7         0      Not Applicable
  05/06/2026 09 PM PDT            1.75              6         -      Not Applicable
  05/06/2026 10 PM PDT            1.75              6         0      Not Applicable
  05/06/2026 11 PM PDT            1.75              6         0      Not Applicable
  05/07/2026 12 AM PDT            1.76              7         +      Not Applicable
  05/07/2026 01 AM PDT            1.76              7         0      Not Applicable
  05/07/2026 02 AM PDT            1.76              7         0      Not Applicable
  05/07/2026 03 AM PDT            1.77              7         +      Not Applicable
  05/07/2026 04 AM PDT            1.77              7         0      Not Applicable
  05/07/2026 05 AM PDT            1.77              7         0      Not Applicable
  05/07/2026 06 AM PDT            1.77              7         0      Not Applicable
  05/07/2026 07 AM PDT            1.78              7         +      Not Applicable
  05/07/2026 08 AM PDT            1.77              7         -      Not Applicable
  05/07/2026 09 AM PDT            1.76              7         -      Not Applicable
  05/07/2026 10 AM PDT            1.77              7         +      Not Applicable
  05/07/2026 11 AM PDT            1.77              7         0      Not Applicable
  05/07/2026 12 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 01 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 02 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 03 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 04 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 05 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 06 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 07 PM PDT            1.77              7         0      Not Applicable
  05/07/2026 08 PM PDT            1.78              7         +      Not Applicable
  05/07/2026 09 PM PDT            1.77              7         -      Not Applicable
  05/07/2026 10 PM PDT            1.79              7         +      Not Applicable
  05/07/2026 11 PM PDT            1.78              7         -      Not Applicable
  05/08/2026 12 AM PDT            1.79              7         +      Not Applicable
  05/08/2026 01 AM PDT            1.80              8         +      Not Applicable
  05/08/2026 02 AM PDT            1.80              8         0      Not Applicable
  05/08/2026 03 AM PDT            1.80              8         0      Not Applicable
  05/08/2026 04 AM PDT            1.81              8         +      Not Applicable
  05/08/2026 05 AM PDT            1.79              7         -      Not Applicable
  05/08/2026 06 AM PDT            1.79              7         0      Not Applicable
  05/08/2026 07 AM PDT            1.78              7         -      Not Applicable
  05/08/2026 08 AM PDT            1.78              7         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/08/2026 09 AM PDT            1.78              7                Not Applicable
  05/08/2026 10 AM PDT            1.78              7         0      Not Applicable
  05/08/2026 11 AM PDT            1.78              7         0      Not Applicable
  05/08/2026 12 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 01 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 02 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 03 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 04 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 05 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 06 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 07 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 08 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 09 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 10 PM PDT            1.78              7         0      Not Applicable
  05/08/2026 11 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 12 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 01 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 02 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 03 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 04 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 05 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 06 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 07 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 08 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 09 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 10 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 11 AM PDT            1.78              7         0      Not Applicable
  05/09/2026 12 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 01 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 02 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 03 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 04 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 05 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 06 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 07 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 08 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 09 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 10 PM PDT            1.78              7         0      Not Applicable
  05/09/2026 11 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 12 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 01 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 02 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 03 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 04 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 05 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 06 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 07 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 08 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 09 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 10 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 11 AM PDT            1.78              7         0      Not Applicable
  05/10/2026 12 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 01 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 02 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 03 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 04 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 05 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 06 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 07 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 08 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 09 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 10 PM PDT            1.78              7         0      Not Applicable
  05/10/2026 11 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 12 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 01 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 02 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 03 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 04 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 05 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 06 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 07 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 08 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 09 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 10 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 11 AM PDT            1.78              7         0      Not Applicable
  05/11/2026 12 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 01 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 02 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 03 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 04 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 05 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 06 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 07 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 08 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 09 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 10 PM PDT            1.78              7         0      Not Applicable
  05/11/2026 11 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 12 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 01 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 02 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 03 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 04 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 05 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 06 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 07 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 08 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 09 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 10 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 11 AM PDT            1.78              7         0      Not Applicable
  05/12/2026 12 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 01 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 02 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 03 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 04 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 05 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 06 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 07 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 08 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 09 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 10 PM PDT            1.78              7         0      Not Applicable
  05/12/2026 11 PM PDT            1.78              7         0      Not Applicable
  05/13/2026 12 AM PDT            1.78              7         0      Not Applicable
  05/13/2026 01 AM PDT            1.78              7         0      Not Applicable
  05/13/2026 02 AM PDT            1.78              7         0      Not Applicable
  05/13/2026 03 AM PDT            1.78              7         0      Not Applicable
  05/13/2026 04 AM PDT            1.78              7         0      Not Applicable
  05/13/2026 05 AM PDT            1.78              7         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.