SHASTA RIVER - YREKA (YREC1)
Latitude: 41.82º NLongitude: 122.59º WElevation: 2000 FeetForecast Type: Unofficial Location
Location: Siskiyou County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: Aug 11 2026 at 6:39 AM PDTNext Issuance: Aug 12 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: Shasta River - Yreka (YREC1)
#
# File Generation Time:  08/11/2026 at 06:40 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/08/2026 at 09:00 AM PDT
# Maximum Observed Stage:                       3.01 Feet
# Maximum Observed Flow:                        57 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/11/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       2.96 Feet
# Maximum Forecast Flow:                        50 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/06/2026 06 AM PDT            2.96             50                Not Applicable
  08/06/2026 07 AM PDT            2.96             50         0      Not Applicable
  08/06/2026 08 AM PDT            2.95             49         -      Not Applicable
  08/06/2026 09 AM PDT            2.95             49         0      Not Applicable
  08/06/2026 10 AM PDT            2.95             49         0      Not Applicable
  08/06/2026 11 AM PDT            2.95             49         0      Not Applicable
  08/06/2026 12 PM PDT            2.95             49         0      Not Applicable
  08/06/2026 01 PM PDT            2.96             50         +      Not Applicable
  08/06/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/06/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/06/2026 04 PM PDT            2.97             52         +      Not Applicable
  08/06/2026 05 PM PDT            2.96             50         -      Not Applicable
  08/06/2026 06 PM PDT            2.97             52         +      Not Applicable
  08/06/2026 07 PM PDT            2.98             53         +      Not Applicable
  08/06/2026 08 PM PDT            2.99             55         +      Not Applicable
  08/06/2026 09 PM PDT            3.00             56         +      Not Applicable
  08/06/2026 10 PM PDT            3.00             56         0      Not Applicable
  08/06/2026 11 PM PDT            2.99             55         -      Not Applicable
  08/07/2026 12 AM PDT            2.99             55         0      Not Applicable
  08/07/2026 01 AM PDT            2.98             53         -      Not Applicable
  08/07/2026 02 AM PDT            2.97             52         -      Not Applicable
  08/07/2026 03 AM PDT            2.96             50         -      Not Applicable
  08/07/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/07/2026 05 AM PDT            2.95             49         -      Not Applicable
  08/07/2026 06 AM PDT            2.95             49         0      Not Applicable
  08/07/2026 07 AM PDT            2.95             49         0      Not Applicable
  08/07/2026 08 AM PDT            2.94             48         -      Not Applicable
  08/07/2026 09 AM PDT            2.94             48         0      Not Applicable
  08/07/2026 10 AM PDT            2.95             49         +      Not Applicable
  08/07/2026 11 AM PDT            2.96             50         +      Not Applicable
  08/07/2026 12 PM PDT            2.97             52         +      Not Applicable
  08/07/2026 01 PM PDT            2.98             53         +      Not Applicable
  08/07/2026 02 PM PDT            2.99             55         +      Not Applicable
  08/07/2026 03 PM PDT            2.99             55         0      Not Applicable
  08/07/2026 04 PM PDT            2.99             55         0      Not Applicable
  08/07/2026 05 PM PDT            2.99             55         0      Not Applicable
  08/07/2026 06 PM PDT            2.99             55         0      Not Applicable
  08/07/2026 07 PM PDT            2.99             55         0      Not Applicable
  08/07/2026 08 PM PDT            2.99             55         0      Not Applicable
  08/07/2026 09 PM PDT            3.00             56         +      Not Applicable
  08/07/2026 10 PM PDT            3.01             57         +      Not Applicable
  08/07/2026 11 PM PDT            3.00             56         -      Not Applicable
  08/08/2026 12 AM PDT            3.00             56         0      Not Applicable
  08/08/2026 01 AM PDT            2.99             55         -      Not Applicable
  08/08/2026 02 AM PDT            2.98             53         -      Not Applicable
  08/08/2026 03 AM PDT            2.98             53         0      Not Applicable
  08/08/2026 04 AM PDT            3.00             56         +      Not Applicable
  08/08/2026 05 AM PDT            3.01             57         +      Not Applicable
  08/08/2026 06 AM PDT            3.01             57         0      Not Applicable
  08/08/2026 07 AM PDT            3.01             57         0      Not Applicable
  08/08/2026 08 AM PDT            3.01             57         0      Not Applicable
  08/08/2026 09 AM PDT            3.01             57         0      Not Applicable
  08/08/2026 10 AM PDT            2.99             55         -      Not Applicable
  08/08/2026 11 AM PDT            2.97             52         -      Not Applicable
  08/08/2026 12 PM PDT            2.96             50         -      Not Applicable
  08/08/2026 01 PM PDT            2.95             49         -      Not Applicable
  08/08/2026 02 PM PDT            2.96             50         +      Not Applicable
  08/08/2026 03 PM PDT            2.97             52         +      Not Applicable
  08/08/2026 04 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 05 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 06 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 07 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 08 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 09 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 10 PM PDT            2.97             52         0      Not Applicable
  08/08/2026 11 PM PDT            2.97             52         0      Not Applicable
  08/09/2026 12 AM PDT            2.96             50         -      Not Applicable
  08/09/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/09/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/09/2026 03 AM PDT            2.95             49         -      Not Applicable
  08/09/2026 04 AM PDT            2.95             49         0      Not Applicable
  08/09/2026 05 AM PDT            2.95             49         0      Not Applicable
  08/09/2026 06 AM PDT            2.95             49         0      Not Applicable
  08/09/2026 07 AM PDT            2.95             49         0      Not Applicable
  08/09/2026 08 AM PDT            2.96             50         +      Not Applicable
  08/09/2026 09 AM PDT            2.96             50         0      Not Applicable
  08/09/2026 10 AM PDT            2.96             50         0      Not Applicable
  08/09/2026 11 AM PDT            2.96             50         0      Not Applicable
  08/09/2026 12 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 01 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 04 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 05 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 06 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 07 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 08 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 09 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 10 PM PDT            2.96             50         0      Not Applicable
  08/09/2026 11 PM PDT            2.97             52         +      Not Applicable
  08/10/2026 12 AM PDT            2.96             50         -      Not Applicable
  08/10/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/10/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/10/2026 03 AM PDT            2.95             49         -      Not Applicable
  08/10/2026 04 AM PDT            2.95             49         0      Not Applicable
  08/10/2026 05 AM PDT            2.95             49         0      Not Applicable
  08/10/2026 06 AM PDT            2.94             48         -      Not Applicable
  08/10/2026 07 AM PDT            2.94             48         0      Not Applicable
  08/10/2026 08 AM PDT            2.93             47         -      Not Applicable
  08/10/2026 09 AM PDT            2.93             47         0      Not Applicable
  08/10/2026 10 AM PDT            2.93             47         0      Not Applicable
  08/10/2026 11 AM PDT            2.94             48         +      Not Applicable
  08/10/2026 12 PM PDT            2.95             49         +      Not Applicable
  08/10/2026 01 PM PDT            2.96             50         +      Not Applicable
  08/10/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/10/2026 03 PM PDT            2.97             52         +      Not Applicable
  08/10/2026 04 PM PDT            2.97             52         0      Not Applicable
  08/10/2026 05 PM PDT            2.97             52         0      Not Applicable
  08/10/2026 06 PM PDT            2.97             52         0      Not Applicable
  08/10/2026 07 PM PDT            2.98             53         +      Not Applicable
  08/10/2026 08 PM PDT            2.98             53         0      Not Applicable
  08/10/2026 09 PM PDT            2.98             53         0      Not Applicable
  08/10/2026 10 PM PDT            2.98             53         0      Not Applicable
  08/10/2026 11 PM PDT            2.97             52         -      Not Applicable
  08/11/2026 12 AM PDT            2.97             52         0      Not Applicable
  08/11/2026 01 AM PDT            2.97             52         0      Not Applicable
  08/11/2026 02 AM PDT            2.97             52         0      Not Applicable
  08/11/2026 03 AM PDT            2.96             50         -      Not Applicable
  08/11/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/11/2026 05 AM PDT            2.96             50         0      Not Applicable
  08/11/2026 06 AM PDT            2.96             50         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/11/2026 07 AM PDT            2.96             50                Not Applicable
  08/11/2026 08 AM PDT            2.96             50         0      Not Applicable
  08/11/2026 09 AM PDT            2.96             50         0      Not Applicable
  08/11/2026 10 AM PDT            2.96             50         0      Not Applicable
  08/11/2026 11 AM PDT            2.96             50         0      Not Applicable
  08/11/2026 12 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 01 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 04 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 05 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 06 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 07 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 08 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 09 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 10 PM PDT            2.96             50         0      Not Applicable
  08/11/2026 11 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 12 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 03 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 05 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 06 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 07 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 08 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 09 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 10 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 11 AM PDT            2.96             50         0      Not Applicable
  08/12/2026 12 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 01 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 04 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 05 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 06 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 07 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 08 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 09 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 10 PM PDT            2.96             50         0      Not Applicable
  08/12/2026 11 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 12 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 03 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 05 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 06 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 07 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 08 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 09 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 10 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 11 AM PDT            2.96             50         0      Not Applicable
  08/13/2026 12 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 01 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 04 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 05 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 06 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 07 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 08 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 09 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 10 PM PDT            2.96             50         0      Not Applicable
  08/13/2026 11 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 12 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 03 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 05 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 06 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 07 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 08 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 09 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 10 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 11 AM PDT            2.96             50         0      Not Applicable
  08/14/2026 12 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 01 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 04 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 05 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 06 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 07 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 08 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 09 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 10 PM PDT            2.96             50         0      Not Applicable
  08/14/2026 11 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 12 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 03 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 05 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 06 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 07 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 08 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 09 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 10 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 11 AM PDT            2.96             50         0      Not Applicable
  08/15/2026 12 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 01 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 02 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 03 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 04 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 05 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 06 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 07 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 08 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 09 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 10 PM PDT            2.96             50         0      Not Applicable
  08/15/2026 11 PM PDT            2.96             50         0      Not Applicable
  08/16/2026 12 AM PDT            2.96             50         0      Not Applicable
  08/16/2026 01 AM PDT            2.96             50         0      Not Applicable
  08/16/2026 02 AM PDT            2.96             50         0      Not Applicable
  08/16/2026 03 AM PDT            2.96             50         0      Not Applicable
  08/16/2026 04 AM PDT            2.96             50         0      Not Applicable
  08/16/2026 05 AM PDT            2.96             50         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.