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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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CALLEGUAS CREEK - CSU CHANNEL ISLANDS (CLLC1)
Latitude: 34.18º NLongitude: 119.04º WElevation: 70 Feet
Location: Ventura County in CaliforniaBulletin Group: Southern CaliforniaRiver Group: Southern California
Issuance Time: Jun 16 2025 at 6:45 AM PDTNext Issuance: Jun 17 2025 at 9:00 AM PDT
Action/Monitor: 7.1 FeetMinor Flood: 7.9 FeetModerate Flood: 9.0 FeetMajor Flood: 9.9 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Calleguas Creek - CSU Channel Islands (CLLC1)
#
# File Generation Time:  06/16/2025 at 06:45 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/15/2025 at 08:00 AM PDT
# Maximum Observed Stage:                       1.17 Feet
# Maximum Observed Flow:                        11 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/16/2025 at 07:00 AM PDT
# Maximum Forecast Stage:                       1.09 Feet
# Maximum Forecast Flow:                        5 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/11/2025 06 AM PDT            1.08              5                        Normal
  06/11/2025 07 AM PDT            1.08              5         0              Normal
  06/11/2025 08 AM PDT            1.08              5         0              Normal
  06/11/2025 09 AM PDT            1.08              5         0              Normal
  06/11/2025 10 AM PDT            1.07              4         -              Normal
  06/11/2025 11 AM PDT            1.07              4         0              Normal
  06/11/2025 12 PM PDT            1.07              4         0              Normal
  06/11/2025 01 PM PDT            1.07              4         0              Normal
  06/11/2025 02 PM PDT            1.06              4         -              Normal
  06/11/2025 03 PM PDT            1.07              4         +              Normal
  06/11/2025 04 PM PDT            1.07              4         0              Normal
  06/11/2025 05 PM PDT            1.07              4         0              Normal
  06/11/2025 06 PM PDT            1.06              4         -              Normal
  06/11/2025 07 PM PDT            1.04              3         -              Normal
  06/11/2025 08 PM PDT            1.04              3         0              Normal
  06/11/2025 09 PM PDT            1.04              3         0              Normal
  06/11/2025 10 PM PDT            1.05              3         +              Normal
  06/11/2025 11 PM PDT            1.05              3         0              Normal
  06/12/2025 12 AM PDT            1.04              3         -              Normal
  06/12/2025 01 AM PDT            1.05              3         +              Normal
  06/12/2025 02 AM PDT            1.05              3         0              Normal
  06/12/2025 03 AM PDT            1.05              3         0              Normal
  06/12/2025 04 AM PDT            1.04              3         -              Normal
  06/12/2025 05 AM PDT            1.05              3         +              Normal
  06/12/2025 06 AM PDT            1.05              3         0              Normal
  06/12/2025 07 AM PDT            1.05              3         0              Normal
  06/12/2025 08 AM PDT            1.05              3         0              Normal
  06/12/2025 09 AM PDT            1.05              3         0              Normal
  06/12/2025 10 AM PDT            1.04              3         -              Normal
  06/12/2025 11 AM PDT            1.03              2         -              Normal
  06/12/2025 12 PM PDT            1.03              2         0              Normal
  06/12/2025 01 PM PDT            1.02              2         -              Normal
  06/12/2025 02 PM PDT            1.02              2         0              Normal
  06/12/2025 03 PM PDT            1.02              2         0              Normal
  06/12/2025 04 PM PDT            1.09              5         +              Normal
  06/12/2025 05 PM PDT            1.09              5         0              Normal
  06/12/2025 06 PM PDT            1.08              5         -              Normal
  06/12/2025 07 PM PDT            1.08              5         0              Normal
  06/12/2025 08 PM PDT            1.09              5         +              Normal
  06/12/2025 09 PM PDT            1.07              4         -              Normal
  06/12/2025 10 PM PDT            1.08              5         +              Normal
  06/12/2025 11 PM PDT            1.07              4         -              Normal
  06/13/2025 12 AM PDT            1.08              5         +              Normal
  06/13/2025 01 AM PDT            1.07              4         -              Normal
  06/13/2025 02 AM PDT            1.08              5         +              Normal
  06/13/2025 03 AM PDT            1.08              5         0              Normal
  06/13/2025 04 AM PDT            1.09              5         +              Normal
  06/13/2025 05 AM PDT            1.08              5         -              Normal
  06/13/2025 06 AM PDT            1.09              5         +              Normal
  06/13/2025 07 AM PDT            1.08              5         -              Normal
  06/13/2025 08 AM PDT            1.09              5         +              Normal
  06/13/2025 09 AM PDT            1.08              5         -              Normal
  06/13/2025 10 AM PDT            1.09              5         +              Normal
  06/13/2025 11 AM PDT            1.08              5         -              Normal
  06/13/2025 12 PM PDT            1.08              5         0              Normal
  06/13/2025 01 PM PDT            1.08              5         0              Normal
  06/13/2025 02 PM PDT            1.10              6         +              Normal
  06/13/2025 03 PM PDT            1.11              6         +              Normal
  06/13/2025 04 PM PDT            1.11              6         0              Normal
  06/13/2025 05 PM PDT            1.11              6         0              Normal
  06/13/2025 06 PM PDT            1.11              6         0              Normal
  06/13/2025 07 PM PDT            1.11              6         0              Normal
  06/13/2025 08 PM PDT            1.12              7         +              Normal
  06/13/2025 09 PM PDT            1.11              6         -              Normal
  06/13/2025 10 PM PDT            1.11              6         0              Normal
  06/13/2025 11 PM PDT            1.11              6         0              Normal
  06/14/2025 12 AM PDT            1.10              6         -              Normal
  06/14/2025 01 AM PDT            1.09              5         -              Normal
  06/14/2025 02 AM PDT            1.10              6         +              Normal
  06/14/2025 03 AM PDT            1.10              6         0              Normal
  06/14/2025 04 AM PDT            1.10              6         0              Normal
  06/14/2025 05 AM PDT            1.11              6         +              Normal
  06/14/2025 06 AM PDT            1.11              6         0              Normal
  06/14/2025 07 AM PDT            1.11              6         0              Normal
  06/14/2025 08 AM PDT            1.11              6         0              Normal
  06/14/2025 09 AM PDT            1.11              6         0              Normal
  06/14/2025 10 AM PDT            1.11              6         0              Normal
  06/14/2025 11 AM PDT            1.10              6         -              Normal
  06/14/2025 12 PM PDT            1.10              6         0              Normal
  06/14/2025 01 PM PDT            1.10              6         0              Normal
  06/14/2025 02 PM PDT            1.10              6         0              Normal
  06/14/2025 03 PM PDT            1.10              6         0              Normal
  06/14/2025 04 PM PDT            1.15              9         +              Normal
  06/14/2025 05 PM PDT            1.13              8         -              Normal
  06/14/2025 06 PM PDT            1.11              6         -              Normal
  06/14/2025 07 PM PDT            1.12              7         +              Normal
  06/14/2025 08 PM PDT            1.14              8         +              Normal
  06/14/2025 09 PM PDT            1.16             10         +              Normal
  06/14/2025 10 PM PDT            1.17             11         +              Normal
  06/14/2025 11 PM PDT            1.16             10         -              Normal
  06/15/2025 12 AM PDT            1.16             10         0              Normal
  06/15/2025 01 AM PDT            1.17             11         +              Normal
  06/15/2025 02 AM PDT            1.13              8         -              Normal
  06/15/2025 03 AM PDT            1.09              5         -              Normal
  06/15/2025 04 AM PDT            1.09              5         0              Normal
  06/15/2025 05 AM PDT            1.09              5         0              Normal
  06/15/2025 06 AM PDT            1.09              5         0              Normal
  06/15/2025 07 AM PDT            1.13              8         +              Normal
  06/15/2025 08 AM PDT            1.17             11         +              Normal
  06/15/2025 09 AM PDT            1.16             10         -              Normal
  06/15/2025 10 AM PDT            1.16             10         0              Normal
  06/15/2025 11 AM PDT            1.13              8         -              Normal
  06/15/2025 12 PM PDT            1.11              6         -              Normal
  06/15/2025 01 PM PDT            1.09              5         -              Normal
  06/15/2025 02 PM PDT            1.10              6         +              Normal
  06/15/2025 03 PM PDT            1.10              6         0              Normal
  06/15/2025 04 PM PDT            1.10              6         0              Normal
  06/15/2025 05 PM PDT            1.12              7         +              Normal
  06/15/2025 06 PM PDT            1.12              7         0              Normal
  06/15/2025 07 PM PDT            1.13              8         +              Normal
  06/15/2025 08 PM PDT            1.13              8         0              Normal
  06/15/2025 09 PM PDT            1.13              8         0              Normal
  06/15/2025 10 PM PDT            1.13              8         0              Normal
  06/15/2025 11 PM PDT            1.11              6         -              Normal
  06/16/2025 12 AM PDT            1.09              5         -              Normal
  06/16/2025 01 AM PDT            1.09              5         0              Normal
  06/16/2025 02 AM PDT            1.09              5         0              Normal
  06/16/2025 03 AM PDT            1.09              5         0              Normal
  06/16/2025 04 AM PDT            1.09              5         0              Normal
  06/16/2025 05 AM PDT            1.09              5         0              Normal
  06/16/2025 06 AM PDT            1.09              5         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/16/2025 07 AM PDT            1.09              5                        Normal
  06/16/2025 08 AM PDT            1.09              5         0              Normal
  06/16/2025 09 AM PDT            1.09              5         0              Normal
  06/16/2025 10 AM PDT            1.09              5         0              Normal
  06/16/2025 11 AM PDT            1.09              5         0              Normal
  06/16/2025 12 PM PDT            1.09              5         0              Normal
  06/16/2025 01 PM PDT            1.09              5         0              Normal
  06/16/2025 02 PM PDT            1.09              5         0              Normal
  06/16/2025 03 PM PDT            1.09              5         0              Normal
  06/16/2025 04 PM PDT            1.09              5         0              Normal
  06/16/2025 05 PM PDT            1.09              5         0              Normal
  06/16/2025 06 PM PDT            1.09              5         0              Normal
  06/16/2025 07 PM PDT            1.09              5         0              Normal
  06/16/2025 08 PM PDT            1.09              5         0              Normal
  06/16/2025 09 PM PDT            1.09              5         0              Normal
  06/16/2025 10 PM PDT            1.09              5         0              Normal
  06/16/2025 11 PM PDT            1.09              5         0              Normal
  06/17/2025 12 AM PDT            1.09              5         0              Normal
  06/17/2025 01 AM PDT            1.09              5         0              Normal
  06/17/2025 02 AM PDT            1.09              5         0              Normal
  06/17/2025 03 AM PDT            1.09              5         0              Normal
  06/17/2025 04 AM PDT            1.09              5         0              Normal
  06/17/2025 05 AM PDT            1.09              5         0              Normal
  06/17/2025 06 AM PDT            1.09              5         0              Normal
  06/17/2025 07 AM PDT            1.08              5         -              Normal
  06/17/2025 08 AM PDT            1.08              5         0              Normal
  06/17/2025 09 AM PDT            1.08              5         0              Normal
  06/17/2025 10 AM PDT            1.08              5         0              Normal
  06/17/2025 11 AM PDT            1.08              5         0              Normal
  06/17/2025 12 PM PDT            1.08              5         0              Normal
  06/17/2025 01 PM PDT            1.08              5         0              Normal
  06/17/2025 02 PM PDT            1.08              5         0              Normal
  06/17/2025 03 PM PDT            1.08              5         0              Normal
  06/17/2025 04 PM PDT            1.08              5         0              Normal
  06/17/2025 05 PM PDT            1.08              5         0              Normal
  06/17/2025 06 PM PDT            1.08              5         0              Normal
  06/17/2025 07 PM PDT            1.08              5         0              Normal
  06/17/2025 08 PM PDT            1.08              5         0              Normal
  06/17/2025 09 PM PDT            1.08              5         0              Normal
  06/17/2025 10 PM PDT            1.08              5         0              Normal
  06/17/2025 11 PM PDT            1.08              5         0              Normal
  06/18/2025 12 AM PDT            1.08              5         0              Normal
  06/18/2025 01 AM PDT            1.08              5         0              Normal
  06/18/2025 02 AM PDT            1.08              5         0              Normal
  06/18/2025 03 AM PDT            1.08              5         0              Normal
  06/18/2025 04 AM PDT            1.08              5         0              Normal
  06/18/2025 05 AM PDT            1.08              5         0              Normal
  06/18/2025 06 AM PDT            1.08              5         0              Normal
  06/18/2025 07 AM PDT            1.08              5         0              Normal
  06/18/2025 08 AM PDT            1.08              5         0              Normal
  06/18/2025 09 AM PDT            1.08              5         0              Normal
  06/18/2025 10 AM PDT            1.08              5         0              Normal
  06/18/2025 11 AM PDT            1.08              5         0              Normal
  06/18/2025 12 PM PDT            1.08              5         0              Normal
  06/18/2025 01 PM PDT            1.08              5         0              Normal
  06/18/2025 02 PM PDT            1.08              5         0              Normal
  06/18/2025 03 PM PDT            1.08              5         0              Normal
  06/18/2025 04 PM PDT            1.08              5         0              Normal
  06/18/2025 05 PM PDT            1.08              5         0              Normal
  06/18/2025 06 PM PDT            1.08              5         0              Normal
  06/18/2025 07 PM PDT            1.08              5         0              Normal
  06/18/2025 08 PM PDT            1.08              5         0              Normal
  06/18/2025 09 PM PDT            1.08              5         0              Normal
  06/18/2025 10 PM PDT            1.08              5         0              Normal
  06/18/2025 11 PM PDT            1.08              5         0              Normal
  06/19/2025 12 AM PDT            1.08              5         0              Normal
  06/19/2025 01 AM PDT            1.08              5         0              Normal
  06/19/2025 02 AM PDT            1.08              5         0              Normal
  06/19/2025 03 AM PDT            1.08              5         0              Normal
  06/19/2025 04 AM PDT            1.08              5         0              Normal
  06/19/2025 05 AM PDT            1.08              5         0              Normal
  06/19/2025 06 AM PDT            1.08              5         0              Normal
  06/19/2025 07 AM PDT            1.08              5         0              Normal
  06/19/2025 08 AM PDT            1.08              5         0              Normal
  06/19/2025 09 AM PDT            1.08              5         0              Normal
  06/19/2025 10 AM PDT            1.08              5         0              Normal
  06/19/2025 11 AM PDT            1.08              5         0              Normal
  06/19/2025 12 PM PDT            1.08              5         0              Normal
  06/19/2025 01 PM PDT            1.08              5         0              Normal
  06/19/2025 02 PM PDT            1.08              5         0              Normal
  06/19/2025 03 PM PDT            1.08              5         0              Normal
  06/19/2025 04 PM PDT            1.08              5         0              Normal
  06/19/2025 05 PM PDT            1.08              5         0              Normal
  06/19/2025 06 PM PDT            1.08              5         0              Normal
  06/19/2025 07 PM PDT            1.08              5         0              Normal
  06/19/2025 08 PM PDT            1.08              5         0              Normal
  06/19/2025 09 PM PDT            1.08              5         0              Normal
  06/19/2025 10 PM PDT            1.08              5         0              Normal
  06/19/2025 11 PM PDT            1.08              5         0              Normal
  06/20/2025 12 AM PDT            1.08              5         0              Normal
  06/20/2025 01 AM PDT            1.08              5         0              Normal
  06/20/2025 02 AM PDT            1.08              5         0              Normal
  06/20/2025 03 AM PDT            1.08              5         0              Normal
  06/20/2025 04 AM PDT            1.08              5         0              Normal
  06/20/2025 05 AM PDT            1.08              5         0              Normal
  06/20/2025 06 AM PDT            1.08              5         0              Normal
  06/20/2025 07 AM PDT            1.08              5         0              Normal
  06/20/2025 08 AM PDT            1.08              5         0              Normal
  06/20/2025 09 AM PDT            1.08              5         0              Normal
  06/20/2025 10 AM PDT            1.08              5         0              Normal
  06/20/2025 11 AM PDT            1.08              5         0              Normal
  06/20/2025 12 PM PDT            1.08              5         0              Normal
  06/20/2025 01 PM PDT            1.08              5         0              Normal
  06/20/2025 02 PM PDT            1.08              5         0              Normal
  06/20/2025 03 PM PDT            1.08              5         0              Normal
  06/20/2025 04 PM PDT            1.08              5         0              Normal
  06/20/2025 05 PM PDT            1.08              5         0              Normal
  06/20/2025 06 PM PDT            1.08              5         0              Normal
  06/20/2025 07 PM PDT            1.08              5         0              Normal
  06/20/2025 08 PM PDT            1.08              5         0              Normal
  06/20/2025 09 PM PDT            1.08              5         0              Normal
  06/20/2025 10 PM PDT            1.08              5         0              Normal
  06/20/2025 11 PM PDT            1.08              5         0              Normal
  06/21/2025 12 AM PDT            1.08              5         0              Normal
  06/21/2025 01 AM PDT            1.08              5         0              Normal
  06/21/2025 02 AM PDT            1.08              5         0              Normal
  06/21/2025 03 AM PDT            1.08              5         0              Normal
  06/21/2025 04 AM PDT            1.08              5         0              Normal
  06/21/2025 05 AM PDT            1.08              5         0              Normal
#
# 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.