SHASTA RIVER - YREKA (YREC1)
Latitude: 41.82º NLongitude: 122.59º WElevation: 2000 Feet
Location: Siskiyou County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: May 12 2025 at 7:28 AM PDTNext Issuance: May 13 2025 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:  05/12/2025 at 07:29 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/12/2025 at 12:00 AM PDT
# Maximum Observed Stage:                       3.83 Feet
# Maximum Observed Flow:                        265 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/15/2025 at 10:00 AM PDT
# Maximum Forecast Stage:                       3.77 Feet
# Maximum Forecast Flow:                        248 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/07/2025 07 AM PDT            3.67            220                Not Applicable
  05/07/2025 08 AM PDT            3.68            223         +      Not Applicable
  05/07/2025 09 AM PDT            3.65            214         -      Not Applicable
  05/07/2025 10 AM PDT            3.65            214         0      Not Applicable
  05/07/2025 11 AM PDT            3.64            211         -      Not Applicable
  05/07/2025 12 PM PDT            3.64            211         0      Not Applicable
  05/07/2025 01 PM PDT            3.63            209         -      Not Applicable
  05/07/2025 02 PM PDT            3.63            209         0      Not Applicable
  05/07/2025 03 PM PDT            3.62            206         -      Not Applicable
  05/07/2025 04 PM PDT            3.63            209         +      Not Applicable
  05/07/2025 05 PM PDT            3.62            206         -      Not Applicable
  05/07/2025 06 PM PDT            3.62            206         0      Not Applicable
  05/07/2025 07 PM PDT            3.63            209         +      Not Applicable
  05/07/2025 08 PM PDT            3.62            206         -      Not Applicable
  05/07/2025 09 PM PDT            3.62            206         0      Not Applicable
  05/07/2025 10 PM PDT            3.60            200         -      Not Applicable
  05/07/2025 11 PM PDT            3.59            197         -      Not Applicable
  05/08/2025 12 AM PDT            3.58            194         -      Not Applicable
  05/08/2025 01 AM PDT            3.57            191         -      Not Applicable
  05/08/2025 02 AM PDT            3.56            188         -      Not Applicable
  05/08/2025 03 AM PDT            3.56            188         0      Not Applicable
  05/08/2025 04 AM PDT            3.55            185         -      Not Applicable
  05/08/2025 05 AM PDT            3.57            191         +      Not Applicable
  05/08/2025 06 AM PDT            3.58            194         +      Not Applicable
  05/08/2025 07 AM PDT            3.60            200         +      Not Applicable
  05/08/2025 08 AM PDT            3.61            203         +      Not Applicable
  05/08/2025 09 AM PDT            3.60            200         -      Not Applicable
  05/08/2025 10 AM PDT            3.59            197         -      Not Applicable
  05/08/2025 11 AM PDT            3.59            197         0      Not Applicable
  05/08/2025 12 PM PDT            3.58            194         -      Not Applicable
  05/08/2025 01 PM PDT            3.58            194         0      Not Applicable
  05/08/2025 02 PM PDT            3.58            194         0      Not Applicable
  05/08/2025 03 PM PDT            3.60            200         +      Not Applicable
  05/08/2025 04 PM PDT            3.61            203         +      Not Applicable
  05/08/2025 05 PM PDT            3.61            203         0      Not Applicable
  05/08/2025 06 PM PDT            3.64            211         +      Not Applicable
  05/08/2025 07 PM PDT            3.64            211         0      Not Applicable
  05/08/2025 08 PM PDT            3.65            214         +      Not Applicable
  05/08/2025 09 PM PDT            3.67            220         +      Not Applicable
  05/08/2025 10 PM PDT            3.68            223         +      Not Applicable
  05/08/2025 11 PM PDT            3.68            223         0      Not Applicable
  05/09/2025 12 AM PDT            3.67            220         -      Not Applicable
  05/09/2025 01 AM PDT            3.69            226         +      Not Applicable
  05/09/2025 02 AM PDT            3.68            223         -      Not Applicable
  05/09/2025 03 AM PDT            3.68            223         0      Not Applicable
  05/09/2025 04 AM PDT            3.67            220         -      Not Applicable
  05/09/2025 05 AM PDT            3.67            220         0      Not Applicable
  05/09/2025 06 AM PDT            3.68            223         +      Not Applicable
  05/09/2025 07 AM PDT            3.67            220         -      Not Applicable
  05/09/2025 08 AM PDT            3.67            220         0      Not Applicable
  05/09/2025 09 AM PDT            3.65            214         -      Not Applicable
  05/09/2025 10 AM PDT            3.65            214         0      Not Applicable
  05/09/2025 11 AM PDT            3.65            214         0      Not Applicable
  05/09/2025 12 PM PDT            3.65            214         0      Not Applicable
  05/09/2025 01 PM PDT            3.65            214         0      Not Applicable
  05/09/2025 02 PM PDT            3.68            223         +      Not Applicable
  05/09/2025 03 PM PDT            3.68            223         0      Not Applicable
  05/09/2025 04 PM PDT            3.69            226         +      Not Applicable
  05/09/2025 05 PM PDT            3.69            226         0      Not Applicable
  05/09/2025 06 PM PDT            3.70            229         +      Not Applicable
  05/09/2025 07 PM PDT            3.71            232         +      Not Applicable
  05/09/2025 08 PM PDT            3.72            234         +      Not Applicable
  05/09/2025 09 PM PDT            3.72            234         0      Not Applicable
  05/09/2025 10 PM PDT            3.73            237         +      Not Applicable
  05/09/2025 11 PM PDT            3.73            237         0      Not Applicable
  05/10/2025 12 AM PDT            3.73            237         0      Not Applicable
  05/10/2025 01 AM PDT            3.73            237         0      Not Applicable
  05/10/2025 02 AM PDT            3.73            237         0      Not Applicable
  05/10/2025 03 AM PDT            3.73            237         0      Not Applicable
  05/10/2025 04 AM PDT            3.73            237         0      Not Applicable
  05/10/2025 05 AM PDT            3.73            237         0      Not Applicable
  05/10/2025 06 AM PDT            3.74            240         +      Not Applicable
  05/10/2025 07 AM PDT            3.74            240         0      Not Applicable
  05/10/2025 08 AM PDT            3.75            243         +      Not Applicable
  05/10/2025 09 AM PDT            3.76            246         +      Not Applicable
  05/10/2025 10 AM PDT            3.76            246         0      Not Applicable
  05/10/2025 11 AM PDT            3.76            246         0      Not Applicable
  05/10/2025 12 PM PDT            3.77            248         +      Not Applicable
  05/10/2025 01 PM PDT            3.76            246         -      Not Applicable
  05/10/2025 02 PM PDT            3.76            246         0      Not Applicable
  05/10/2025 03 PM PDT            3.75            243         -      Not Applicable
  05/10/2025 04 PM PDT            3.75            243         0      Not Applicable
  05/10/2025 05 PM PDT            3.75            243         0      Not Applicable
  05/10/2025 06 PM PDT            3.75            243         0      Not Applicable
  05/10/2025 07 PM PDT            3.76            246         +      Not Applicable
  05/10/2025 08 PM PDT            3.76            246         0      Not Applicable
  05/10/2025 09 PM PDT            3.76            246         0      Not Applicable
  05/10/2025 10 PM PDT            3.77            248         +      Not Applicable
  05/10/2025 11 PM PDT            3.77            248         0      Not Applicable
  05/11/2025 12 AM PDT            3.77            248         0      Not Applicable
  05/11/2025 01 AM PDT            3.79            254         +      Not Applicable
  05/11/2025 02 AM PDT            3.79            254         0      Not Applicable
  05/11/2025 03 AM PDT            3.80            257         +      Not Applicable
  05/11/2025 04 AM PDT            3.79            254         -      Not Applicable
  05/11/2025 05 AM PDT            3.79            254         0      Not Applicable
  05/11/2025 06 AM PDT            3.80            257         +      Not Applicable
  05/11/2025 07 AM PDT            3.81            260         +      Not Applicable
  05/11/2025 08 AM PDT            3.80            257         -      Not Applicable
  05/11/2025 09 AM PDT            3.81            260         +      Not Applicable
  05/11/2025 10 AM PDT            3.80            257         -      Not Applicable
  05/11/2025 11 AM PDT            3.81            260         +      Not Applicable
  05/11/2025 12 PM PDT            3.81            260         0      Not Applicable
  05/11/2025 01 PM PDT            3.81            260         0      Not Applicable
  05/11/2025 02 PM PDT            3.80            257         -      Not Applicable
  05/11/2025 03 PM PDT            3.81            260         +      Not Applicable
  05/11/2025 04 PM PDT            3.81            260         0      Not Applicable
  05/11/2025 05 PM PDT            3.81            260         0      Not Applicable
  05/11/2025 06 PM PDT            3.81            260         0      Not Applicable
  05/11/2025 07 PM PDT            3.81            260         0      Not Applicable
  05/11/2025 08 PM PDT            3.82            262         +      Not Applicable
  05/11/2025 09 PM PDT            3.82            262         0      Not Applicable
  05/11/2025 10 PM PDT            3.82            262         0      Not Applicable
  05/11/2025 11 PM PDT            3.82            262         0      Not Applicable
  05/12/2025 12 AM PDT            3.83            265         +      Not Applicable
  05/12/2025 01 AM PDT            3.81            260         -      Not Applicable
  05/12/2025 02 AM PDT            3.81            260         0      Not Applicable
  05/12/2025 03 AM PDT            3.80            257         -      Not Applicable
  05/12/2025 04 AM PDT            3.77            248         -      Not Applicable
  05/12/2025 05 AM PDT            3.77            248         0      Not Applicable
  05/12/2025 06 AM PDT            3.76            246         -      Not Applicable
  05/12/2025 07 AM PDT            3.76            246         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/12/2025 08 AM PDT            3.76            246                Not Applicable
  05/12/2025 09 AM PDT            3.76            246         0      Not Applicable
  05/12/2025 10 AM PDT            3.76            246         0      Not Applicable
  05/12/2025 11 AM PDT            3.76            246         0      Not Applicable
  05/12/2025 12 PM PDT            3.75            243         -      Not Applicable
  05/12/2025 01 PM PDT            3.75            243         0      Not Applicable
  05/12/2025 02 PM PDT            3.75            243         0      Not Applicable
  05/12/2025 03 PM PDT            3.75            243         0      Not Applicable
  05/12/2025 04 PM PDT            3.75            243         0      Not Applicable
  05/12/2025 05 PM PDT            3.75            243         0      Not Applicable
  05/12/2025 06 PM PDT            3.74            240         -      Not Applicable
  05/12/2025 07 PM PDT            3.74            240         0      Not Applicable
  05/12/2025 08 PM PDT            3.74            240         0      Not Applicable
  05/12/2025 09 PM PDT            3.73            237         -      Not Applicable
  05/12/2025 10 PM PDT            3.73            237         0      Not Applicable
  05/12/2025 11 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 12 AM PDT            3.72            234         -      Not Applicable
  05/13/2025 01 AM PDT            3.72            234         0      Not Applicable
  05/13/2025 02 AM PDT            3.72            234         0      Not Applicable
  05/13/2025 03 AM PDT            3.72            234         0      Not Applicable
  05/13/2025 04 AM PDT            3.72            234         0      Not Applicable
  05/13/2025 05 AM PDT            3.72            234         0      Not Applicable
  05/13/2025 06 AM PDT            3.73            237         +      Not Applicable
  05/13/2025 07 AM PDT            3.73            237         0      Not Applicable
  05/13/2025 08 AM PDT            3.73            237         0      Not Applicable
  05/13/2025 09 AM PDT            3.73            237         0      Not Applicable
  05/13/2025 10 AM PDT            3.73            237         0      Not Applicable
  05/13/2025 11 AM PDT            3.73            237         0      Not Applicable
  05/13/2025 12 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 01 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 02 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 03 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 04 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 05 PM PDT            3.73            237         0      Not Applicable
  05/13/2025 06 PM PDT            3.72            234         -      Not Applicable
  05/13/2025 07 PM PDT            3.72            234         0      Not Applicable
  05/13/2025 08 PM PDT            3.72            234         0      Not Applicable
  05/13/2025 09 PM PDT            3.71            232         -      Not Applicable
  05/13/2025 10 PM PDT            3.71            232         0      Not Applicable
  05/13/2025 11 PM PDT            3.71            232         0      Not Applicable
  05/14/2025 12 AM PDT            3.71            232         0      Not Applicable
  05/14/2025 01 AM PDT            3.71            232         0      Not Applicable
  05/14/2025 02 AM PDT            3.71            232         0      Not Applicable
  05/14/2025 03 AM PDT            3.71            232         0      Not Applicable
  05/14/2025 04 AM PDT            3.72            234         +      Not Applicable
  05/14/2025 05 AM PDT            3.72            234         0      Not Applicable
  05/14/2025 06 AM PDT            3.72            234         0      Not Applicable
  05/14/2025 07 AM PDT            3.73            237         +      Not Applicable
  05/14/2025 08 AM PDT            3.73            237         0      Not Applicable
  05/14/2025 09 AM PDT            3.73            237         0      Not Applicable
  05/14/2025 10 AM PDT            3.74            240         +      Not Applicable
  05/14/2025 11 AM PDT            3.74            240         0      Not Applicable
  05/14/2025 12 PM PDT            3.75            243         +      Not Applicable
  05/14/2025 01 PM PDT            3.75            243         0      Not Applicable
  05/14/2025 02 PM PDT            3.75            243         0      Not Applicable
  05/14/2025 03 PM PDT            3.75            243         0      Not Applicable
  05/14/2025 04 PM PDT            3.76            246         +      Not Applicable
  05/14/2025 05 PM PDT            3.76            246         0      Not Applicable
  05/14/2025 06 PM PDT            3.76            246         0      Not Applicable
  05/14/2025 07 PM PDT            3.76            246         0      Not Applicable
  05/14/2025 08 PM PDT            3.75            243         -      Not Applicable
  05/14/2025 09 PM PDT            3.75            243         0      Not Applicable
  05/14/2025 10 PM PDT            3.75            243         0      Not Applicable
  05/14/2025 11 PM PDT            3.75            243         0      Not Applicable
  05/15/2025 12 AM PDT            3.75            243         0      Not Applicable
  05/15/2025 01 AM PDT            3.75            243         0      Not Applicable
  05/15/2025 02 AM PDT            3.76            246         +      Not Applicable
  05/15/2025 03 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 04 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 05 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 06 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 07 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 08 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 09 AM PDT            3.76            246         0      Not Applicable
  05/15/2025 10 AM PDT            3.77            248         +      Not Applicable
  05/15/2025 11 AM PDT            3.77            248         0      Not Applicable
  05/15/2025 12 PM PDT            3.76            246         -      Not Applicable
  05/15/2025 01 PM PDT            3.76            246         0      Not Applicable
  05/15/2025 02 PM PDT            3.76            246         0      Not Applicable
  05/15/2025 03 PM PDT            3.76            246         0      Not Applicable
  05/15/2025 04 PM PDT            3.75            243         -      Not Applicable
  05/15/2025 05 PM PDT            3.75            243         0      Not Applicable
  05/15/2025 06 PM PDT            3.75            243         0      Not Applicable
  05/15/2025 07 PM PDT            3.74            240         -      Not Applicable
  05/15/2025 08 PM PDT            3.73            237         -      Not Applicable
  05/15/2025 09 PM PDT            3.73            237         0      Not Applicable
  05/15/2025 10 PM PDT            3.72            234         -      Not Applicable
  05/15/2025 11 PM PDT            3.71            232         -      Not Applicable
  05/16/2025 12 AM PDT            3.71            232         0      Not Applicable
  05/16/2025 01 AM PDT            3.70            229         -      Not Applicable
  05/16/2025 02 AM PDT            3.70            229         0      Not Applicable
  05/16/2025 03 AM PDT            3.69            226         -      Not Applicable
  05/16/2025 04 AM PDT            3.69            226         0      Not Applicable
  05/16/2025 05 AM PDT            3.68            223         -      Not Applicable
  05/16/2025 06 AM PDT            3.68            223         0      Not Applicable
  05/16/2025 07 AM PDT            3.67            220         -      Not Applicable
  05/16/2025 08 AM PDT            3.67            220         0      Not Applicable
  05/16/2025 09 AM PDT            3.66            217         -      Not Applicable
  05/16/2025 10 AM PDT            3.66            217         0      Not Applicable
  05/16/2025 11 AM PDT            3.65            214         -      Not Applicable
  05/16/2025 12 PM PDT            3.65            214         0      Not Applicable
  05/16/2025 01 PM PDT            3.65            214         0      Not Applicable
  05/16/2025 02 PM PDT            3.64            211         -      Not Applicable
  05/16/2025 03 PM PDT            3.64            211         0      Not Applicable
  05/16/2025 04 PM PDT            3.63            209         -      Not Applicable
  05/16/2025 05 PM PDT            3.63            209         0      Not Applicable
  05/16/2025 06 PM PDT            3.62            206         -      Not Applicable
  05/16/2025 07 PM PDT            3.62            206         0      Not Applicable
  05/16/2025 08 PM PDT            3.61            203         -      Not Applicable
  05/16/2025 09 PM PDT            3.61            203         0      Not Applicable
  05/16/2025 10 PM PDT            3.61            203         0      Not Applicable
  05/16/2025 11 PM PDT            3.60            200         -      Not Applicable
  05/17/2025 12 AM PDT            3.60            200         0      Not Applicable
  05/17/2025 01 AM PDT            3.60            200         0      Not Applicable
  05/17/2025 02 AM PDT            3.59            197         -      Not Applicable
  05/17/2025 03 AM PDT            3.59            197         0      Not Applicable
  05/17/2025 04 AM PDT            3.59            197         0      Not Applicable
  05/17/2025 05 AM PDT            3.58            194         -      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.