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

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TEMESCAL CREEK - CORONA (TSLC1)
Latitude: 33.89º NLongitude: 117.56º WElevation: 600 FeetForecast Type: Unofficial Location
Location: Riverside County in CaliforniaBulletin Group: Southern CaliforniaRiver Group: Southern California
Issuance Time: Apr 20 2026 at 7:02 AM PDTNext Issuance: Apr 21 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: Temescal Creek - Corona at Main Street (TSLC1)
#
# File Generation Time:  04/20/2026 at 07:04 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/16/2026 at 12:00 PM PDT
# Maximum Observed Stage:                       2.52 Feet
# Maximum Observed Flow:                        9 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/22/2026 at 12:00 AM PDT
# Maximum Forecast Stage:                       2.59 Feet
# Maximum Forecast Flow:                        14 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/15/2026 07 AM PDT            2.41              4                Not Applicable
  04/15/2026 08 AM PDT            2.41              4         0      Not Applicable
  04/15/2026 09 AM PDT            2.41              4         0      Not Applicable
  04/15/2026 10 AM PDT            2.41              4         0      Not Applicable
  04/15/2026 11 AM PDT            2.41              4         0      Not Applicable
  04/15/2026 12 PM PDT            2.47              6         +      Not Applicable
  04/15/2026 01 PM PDT            2.47              6         0      Not Applicable
  04/15/2026 02 PM PDT            2.44              5         -      Not Applicable
  04/15/2026 03 PM PDT            2.41              4         -      Not Applicable
  04/15/2026 04 PM PDT            2.39              3         -      Not Applicable
  04/15/2026 05 PM PDT            2.37              2         -      Not Applicable
  04/15/2026 06 PM PDT            2.35              2         -      Not Applicable
  04/15/2026 07 PM PDT            2.36              2         +      Not Applicable
  04/15/2026 08 PM PDT            2.36              2         0      Not Applicable
  04/15/2026 09 PM PDT            2.35              2         -      Not Applicable
  04/15/2026 10 PM PDT            2.34              2         -      Not Applicable
  04/15/2026 11 PM PDT            2.37              2         +      Not Applicable
  04/16/2026 12 AM PDT            2.38              3         +      Not Applicable
  04/16/2026 01 AM PDT            2.38              3         0      Not Applicable
  04/16/2026 02 AM PDT            2.39              3         +      Not Applicable
  04/16/2026 03 AM PDT            2.40              3         +      Not Applicable
  04/16/2026 04 AM PDT            2.41              4         +      Not Applicable
  04/16/2026 05 AM PDT            2.41              4         0      Not Applicable
  04/16/2026 06 AM PDT            2.40              3         -      Not Applicable
  04/16/2026 07 AM PDT            2.40              3         0      Not Applicable
  04/16/2026 08 AM PDT            2.41              4         +      Not Applicable
  04/16/2026 09 AM PDT            2.41              4         0      Not Applicable
  04/16/2026 10 AM PDT            2.41              4         0      Not Applicable
  04/16/2026 11 AM PDT            2.43              5         +      Not Applicable
  04/16/2026 12 PM PDT            2.52              9         +      Not Applicable
  04/16/2026 01 PM PDT            2.43              5         -      Not Applicable
  04/16/2026 02 PM PDT            2.43              5         0      Not Applicable
  04/16/2026 03 PM PDT            2.42              4         -      Not Applicable
  04/16/2026 04 PM PDT            2.42              4         0      Not Applicable
  04/16/2026 05 PM PDT            2.41              4         -      Not Applicable
  04/16/2026 06 PM PDT            2.40              3         -      Not Applicable
  04/16/2026 07 PM PDT            2.40              3         0      Not Applicable
  04/16/2026 08 PM PDT            2.39              3         -      Not Applicable
  04/16/2026 09 PM PDT            2.39              3         0      Not Applicable
  04/16/2026 10 PM PDT            2.38              3         -      Not Applicable
  04/16/2026 11 PM PDT            2.38              3         0      Not Applicable
  04/17/2026 12 AM PDT            2.39              3         +      Not Applicable
  04/17/2026 01 AM PDT            2.39              3         0      Not Applicable
  04/17/2026 02 AM PDT            2.39              3         0      Not Applicable
  04/17/2026 03 AM PDT            2.40              3         +      Not Applicable
  04/17/2026 04 AM PDT            2.40              3         0      Not Applicable
  04/17/2026 05 AM PDT            2.41              4         +      Not Applicable
  04/17/2026 06 AM PDT            2.40              3         -      Not Applicable
  04/17/2026 07 AM PDT            2.42              4         +      Not Applicable
  04/17/2026 08 AM PDT            2.42              4         0      Not Applicable
  04/17/2026 09 AM PDT            2.43              5         +      Not Applicable
  04/17/2026 10 AM PDT            2.42              4         -      Not Applicable
  04/17/2026 11 AM PDT            2.43              5         +      Not Applicable
  04/17/2026 12 PM PDT            2.43              5         0      Not Applicable
  04/17/2026 01 PM PDT            2.43              5         0      Not Applicable
  04/17/2026 02 PM PDT            2.43              5         0      Not Applicable
  04/17/2026 03 PM PDT            2.42              4         -      Not Applicable
  04/17/2026 04 PM PDT            2.41              4         -      Not Applicable
  04/17/2026 05 PM PDT            2.41              4         0      Not Applicable
  04/17/2026 06 PM PDT            2.40              3         -      Not Applicable
  04/17/2026 07 PM PDT            2.38              3         -      Not Applicable
  04/17/2026 08 PM PDT            2.37              2         -      Not Applicable
  04/17/2026 09 PM PDT            2.45              5         +      Not Applicable
  04/17/2026 10 PM PDT            2.37              2         -      Not Applicable
  04/17/2026 11 PM PDT            2.36              2         -      Not Applicable
  04/18/2026 12 AM PDT            2.37              2         +      Not Applicable
  04/18/2026 01 AM PDT            2.37              2         0      Not Applicable
  04/18/2026 02 AM PDT            2.38              3         +      Not Applicable
  04/18/2026 03 AM PDT            2.39              3         +      Not Applicable
  04/18/2026 04 AM PDT            2.39              3         0      Not Applicable
  04/18/2026 05 AM PDT            2.38              3         -      Not Applicable
  04/18/2026 06 AM PDT            2.37              2         -      Not Applicable
  04/18/2026 07 AM PDT            2.38              3         +      Not Applicable
  04/18/2026 08 AM PDT            2.39              3         +      Not Applicable
  04/18/2026 09 AM PDT            2.39              3         0      Not Applicable
  04/18/2026 10 AM PDT            2.40              3         +      Not Applicable
  04/18/2026 11 AM PDT            2.42              4         +      Not Applicable
  04/18/2026 12 PM PDT            2.43              5         +      Not Applicable
  04/18/2026 01 PM PDT            2.43              5         0      Not Applicable
  04/18/2026 02 PM PDT            2.43              5         0      Not Applicable
  04/18/2026 03 PM PDT            2.42              4         -      Not Applicable
  04/18/2026 04 PM PDT            2.41              4         -      Not Applicable
  04/18/2026 05 PM PDT            2.39              3         -      Not Applicable
  04/18/2026 06 PM PDT            2.39              3         0      Not Applicable
  04/18/2026 07 PM PDT            2.38              3         -      Not Applicable
  04/18/2026 08 PM PDT            2.37              2         -      Not Applicable
  04/18/2026 09 PM PDT            2.35              2         -      Not Applicable
  04/18/2026 10 PM PDT            2.35              2         0      Not Applicable
  04/18/2026 11 PM PDT            2.35              2         0      Not Applicable
  04/19/2026 12 AM PDT            2.36              2         +      Not Applicable
  04/19/2026 01 AM PDT            2.37              2         +      Not Applicable
  04/19/2026 02 AM PDT            2.37              2         0      Not Applicable
  04/19/2026 03 AM PDT            2.37              2         0      Not Applicable
  04/19/2026 04 AM PDT            2.37              2         0      Not Applicable
  04/19/2026 05 AM PDT            2.37              2         0      Not Applicable
  04/19/2026 06 AM PDT            2.36              2         -      Not Applicable
  04/19/2026 07 AM PDT            2.37              2         +      Not Applicable
  04/19/2026 08 AM PDT            2.38              3         +      Not Applicable
  04/19/2026 09 AM PDT            2.39              3         +      Not Applicable
  04/19/2026 10 AM PDT            2.41              4         +      Not Applicable
  04/19/2026 11 AM PDT            2.43              5         +      Not Applicable
  04/19/2026 12 PM PDT            2.44              5         +      Not Applicable
  04/19/2026 01 PM PDT            2.44              5         0      Not Applicable
  04/19/2026 02 PM PDT            2.43              5         -      Not Applicable
  04/19/2026 03 PM PDT            2.43              5         0      Not Applicable
  04/19/2026 04 PM PDT            2.42              4         -      Not Applicable
  04/19/2026 05 PM PDT            2.42              4         0      Not Applicable
  04/19/2026 06 PM PDT            2.41              4         -      Not Applicable
  04/19/2026 07 PM PDT            2.40              3         -      Not Applicable
  04/19/2026 08 PM PDT            2.39              3         -      Not Applicable
  04/19/2026 09 PM PDT            2.38              3         -      Not Applicable
  04/19/2026 10 PM PDT            2.38              3         0      Not Applicable
  04/19/2026 11 PM PDT            2.38              3         0      Not Applicable
  04/20/2026 12 AM PDT            2.39              3         +      Not Applicable
  04/20/2026 01 AM PDT            2.39              3         0      Not Applicable
  04/20/2026 02 AM PDT            2.40              3         +      Not Applicable
  04/20/2026 03 AM PDT            2.40              3         0      Not Applicable
  04/20/2026 04 AM PDT            2.41              4         +      Not Applicable
  04/20/2026 05 AM PDT            2.41              4         0      Not Applicable
  04/20/2026 06 AM PDT            2.41              4         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/20/2026 07 AM PDT            2.41              4                Not Applicable
  04/20/2026 08 AM PDT            2.41              4         0      Not Applicable
  04/20/2026 09 AM PDT            2.41              4         0      Not Applicable
  04/20/2026 10 AM PDT            2.40              3         -      Not Applicable
  04/20/2026 11 AM PDT            2.40              3         0      Not Applicable
  04/20/2026 12 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 01 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 02 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 03 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 04 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 05 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 06 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 07 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 08 PM PDT            2.40              3         0      Not Applicable
  04/20/2026 09 PM PDT            2.39              3         -      Not Applicable
  04/20/2026 10 PM PDT            2.39              3         0      Not Applicable
  04/20/2026 11 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 12 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 01 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 02 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 03 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 04 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 05 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 06 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 07 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 08 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 09 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 10 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 11 AM PDT            2.39              3         0      Not Applicable
  04/21/2026 12 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 01 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 02 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 03 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 04 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 05 PM PDT            2.39              3         0      Not Applicable
  04/21/2026 06 PM PDT            2.41              4         +      Not Applicable
  04/21/2026 07 PM PDT            2.46              6         +      Not Applicable
  04/21/2026 08 PM PDT            2.50              8         +      Not Applicable
  04/21/2026 09 PM PDT            2.54             11         +      Not Applicable
  04/21/2026 10 PM PDT            2.56             12         +      Not Applicable
  04/21/2026 11 PM PDT            2.58             13         +      Not Applicable
  04/22/2026 12 AM PDT            2.59             14         +      Not Applicable
  04/22/2026 01 AM PDT            2.57             12         -      Not Applicable
  04/22/2026 02 AM PDT            2.55             11         -      Not Applicable
  04/22/2026 03 AM PDT            2.52              9         -      Not Applicable
  04/22/2026 04 AM PDT            2.50              8         -      Not Applicable
  04/22/2026 05 AM PDT            2.49              8         -      Not Applicable
  04/22/2026 06 AM PDT            2.48              7         -      Not Applicable
  04/22/2026 07 AM PDT            2.46              6         -      Not Applicable
  04/22/2026 08 AM PDT            2.45              5         -      Not Applicable
  04/22/2026 09 AM PDT            2.44              5         -      Not Applicable
  04/22/2026 10 AM PDT            2.43              5         -      Not Applicable
  04/22/2026 11 AM PDT            2.42              4         -      Not Applicable
  04/22/2026 12 PM PDT            2.41              4         -      Not Applicable
  04/22/2026 01 PM PDT            2.41              4         0      Not Applicable
  04/22/2026 02 PM PDT            2.40              3         -      Not Applicable
  04/22/2026 03 PM PDT            2.40              3         0      Not Applicable
  04/22/2026 04 PM PDT            2.39              3         -      Not Applicable
  04/22/2026 05 PM PDT            2.39              3         0      Not Applicable
  04/22/2026 06 PM PDT            2.39              3         0      Not Applicable
  04/22/2026 07 PM PDT            2.39              3         0      Not Applicable
  04/22/2026 08 PM PDT            2.38              3         -      Not Applicable
  04/22/2026 09 PM PDT            2.38              3         0      Not Applicable
  04/22/2026 10 PM PDT            2.38              3         0      Not Applicable
  04/22/2026 11 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 12 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 01 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 02 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 03 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 04 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 05 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 06 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 07 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 08 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 09 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 10 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 11 AM PDT            2.38              3         0      Not Applicable
  04/23/2026 12 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 01 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 02 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 03 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 04 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 05 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 06 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 07 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 08 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 09 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 10 PM PDT            2.38              3         0      Not Applicable
  04/23/2026 11 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 12 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 01 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 02 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 03 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 04 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 05 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 06 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 07 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 08 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 09 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 10 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 11 AM PDT            2.38              3         0      Not Applicable
  04/24/2026 12 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 01 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 02 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 03 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 04 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 05 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 06 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 07 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 08 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 09 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 10 PM PDT            2.38              3         0      Not Applicable
  04/24/2026 11 PM PDT            2.38              3         0      Not Applicable
  04/25/2026 12 AM PDT            2.38              3         0      Not Applicable
  04/25/2026 01 AM PDT            2.38              3         0      Not Applicable
  04/25/2026 02 AM PDT            2.38              3         0      Not Applicable
  04/25/2026 03 AM PDT            2.38              3         0      Not Applicable
  04/25/2026 04 AM PDT            2.38              3         0      Not Applicable
  04/25/2026 05 AM PDT            2.38              3         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.