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: Mar 19 2026 at 6:57 AM PDTNext Issuance: Mar 19 2026 at 3:00 PM 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:  03/19/2026 at 06:59 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/15/2026 at 12:00 AM PDT
# Maximum Observed Stage:                       3.72 Feet
# Maximum Observed Flow:                        234 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/19/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       3.66 Feet
# Maximum Forecast Flow:                        217 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/14/2026 06 AM PDT            3.72            234                Not Applicable
  03/14/2026 07 AM PDT            3.71            232         -      Not Applicable
  03/14/2026 08 AM PDT            3.72            234         +      Not Applicable
  03/14/2026 09 AM PDT            3.71            232         -      Not Applicable
  03/14/2026 10 AM PDT            3.72            234         +      Not Applicable
  03/14/2026 11 AM PDT            3.71            232         -      Not Applicable
  03/14/2026 12 PM PDT            3.71            232         0      Not Applicable
  03/14/2026 01 PM PDT            3.72            234         +      Not Applicable
  03/14/2026 02 PM PDT            3.71            232         -      Not Applicable
  03/14/2026 03 PM PDT            3.70            229         -      Not Applicable
  03/14/2026 04 PM PDT            3.71            232         +      Not Applicable
  03/14/2026 05 PM PDT            3.71            232         0      Not Applicable
  03/14/2026 06 PM PDT            3.70            229         -      Not Applicable
  03/14/2026 07 PM PDT            3.70            229         0      Not Applicable
  03/14/2026 08 PM PDT            3.70            229         0      Not Applicable
  03/14/2026 09 PM PDT            3.71            232         +      Not Applicable
  03/14/2026 10 PM PDT            3.70            229         -      Not Applicable
  03/14/2026 11 PM PDT            3.70            229         0      Not Applicable
  03/15/2026 12 AM PDT            3.72            234         +      Not Applicable
  03/15/2026 01 AM PDT            3.71            232         -      Not Applicable
  03/15/2026 02 AM PDT            3.70            229         -      Not Applicable
  03/15/2026 03 AM PDT            3.70            229         0      Not Applicable
  03/15/2026 04 AM PDT            3.70            229         0      Not Applicable
  03/15/2026 05 AM PDT            3.71            232         +      Not Applicable
  03/15/2026 06 AM PDT            3.70            229         -      Not Applicable
  03/15/2026 07 AM PDT            3.69            226         -      Not Applicable
  03/15/2026 08 AM PDT            3.70            229         +      Not Applicable
  03/15/2026 09 AM PDT            3.69            226         -      Not Applicable
  03/15/2026 10 AM PDT            3.70            229         +      Not Applicable
  03/15/2026 11 AM PDT            3.69            226         -      Not Applicable
  03/15/2026 12 PM PDT            3.68            223         -      Not Applicable
  03/15/2026 01 PM PDT            3.70            229         +      Not Applicable
  03/15/2026 02 PM PDT            3.70            229         0      Not Applicable
  03/15/2026 03 PM PDT            3.68            223         -      Not Applicable
  03/15/2026 04 PM PDT            3.68            223         0      Not Applicable
  03/15/2026 05 PM PDT            3.69            226         +      Not Applicable
  03/15/2026 06 PM PDT            3.70            229         +      Not Applicable
  03/15/2026 07 PM PDT            3.69            226         -      Not Applicable
  03/15/2026 08 PM PDT            3.68            223         -      Not Applicable
  03/15/2026 09 PM PDT            3.68            223         0      Not Applicable
  03/15/2026 10 PM PDT            3.69            226         +      Not Applicable
  03/15/2026 11 PM PDT            3.69            226         0      Not Applicable
  03/16/2026 12 AM PDT            3.68            223         -      Not Applicable
  03/16/2026 01 AM PDT            3.69            226         +      Not Applicable
  03/16/2026 02 AM PDT            3.69            226         0      Not Applicable
  03/16/2026 03 AM PDT            3.69            226         0      Not Applicable
  03/16/2026 04 AM PDT            3.69            226         0      Not Applicable
  03/16/2026 05 AM PDT            3.69            226         0      Not Applicable
  03/16/2026 06 AM PDT            3.68            223         -      Not Applicable
  03/16/2026 07 AM PDT            3.69            226         +      Not Applicable
  03/16/2026 08 AM PDT            3.68            223         -      Not Applicable
  03/16/2026 09 AM PDT            3.68            223         0      Not Applicable
  03/16/2026 10 AM PDT            3.68            223         0      Not Applicable
  03/16/2026 11 AM PDT            3.68            223         0      Not Applicable
  03/16/2026 12 PM PDT            3.69            226         +      Not Applicable
  03/16/2026 01 PM PDT            3.69            226         0      Not Applicable
  03/16/2026 02 PM PDT            3.68            223         -      Not Applicable
  03/16/2026 03 PM PDT            3.69            226         +      Not Applicable
  03/16/2026 04 PM PDT            3.70            229         +      Not Applicable
  03/16/2026 05 PM PDT            3.69            226         -      Not Applicable
  03/16/2026 06 PM PDT            3.69            226         0      Not Applicable
  03/16/2026 07 PM PDT            3.68            223         -      Not Applicable
  03/16/2026 08 PM PDT            3.68            223         0      Not Applicable
  03/16/2026 09 PM PDT            3.68            223         0      Not Applicable
  03/16/2026 10 PM PDT            3.69            226         +      Not Applicable
  03/16/2026 11 PM PDT            3.69            226         0      Not Applicable
  03/17/2026 12 AM PDT            3.67            220         -      Not Applicable
  03/17/2026 01 AM PDT            3.69            226         +      Not Applicable
  03/17/2026 02 AM PDT            3.68            223         -      Not Applicable
  03/17/2026 03 AM PDT            3.68            223         0      Not Applicable
  03/17/2026 04 AM PDT            3.68            223         0      Not Applicable
  03/17/2026 05 AM PDT            3.68            223         0      Not Applicable
  03/17/2026 06 AM PDT            3.68            223         0      Not Applicable
  03/17/2026 07 AM PDT            3.67            220         -      Not Applicable
  03/17/2026 08 AM PDT            3.68            223         +      Not Applicable
  03/17/2026 09 AM PDT            3.68            223         0      Not Applicable
  03/17/2026 10 AM PDT            3.68            223         0      Not Applicable
  03/17/2026 11 AM PDT            3.67            220         -      Not Applicable
  03/17/2026 12 PM PDT            3.67            220         0      Not Applicable
  03/17/2026 01 PM PDT            3.69            226         +      Not Applicable
  03/17/2026 02 PM PDT            3.68            223         -      Not Applicable
  03/17/2026 03 PM PDT            3.68            223         0      Not Applicable
  03/17/2026 04 PM PDT            3.66            217         -      Not Applicable
  03/17/2026 05 PM PDT            3.68            223         +      Not Applicable
  03/17/2026 06 PM PDT            3.68            223         0      Not Applicable
  03/17/2026 07 PM PDT            3.67            220         -      Not Applicable
  03/17/2026 08 PM PDT            3.67            220         0      Not Applicable
  03/17/2026 09 PM PDT            3.68            223         +      Not Applicable
  03/17/2026 10 PM PDT            3.67            220         -      Not Applicable
  03/17/2026 11 PM PDT            3.68            223         +      Not Applicable
  03/18/2026 12 AM PDT            3.66            217         -      Not Applicable
  03/18/2026 01 AM PDT            3.67            220         +      Not Applicable
  03/18/2026 02 AM PDT            3.66            217         -      Not Applicable
  03/18/2026 03 AM PDT            3.66            217         0      Not Applicable
  03/18/2026 04 AM PDT            3.65            214         -      Not Applicable
  03/18/2026 05 AM PDT            3.66            217         +      Not Applicable
  03/18/2026 06 AM PDT            3.65            214         -      Not Applicable
  03/18/2026 07 AM PDT            3.65            214         0      Not Applicable
  03/18/2026 08 AM PDT            3.65            214         0      Not Applicable
  03/18/2026 09 AM PDT            3.65            214         0      Not Applicable
  03/18/2026 10 AM PDT            3.66            217         +      Not Applicable
  03/18/2026 11 AM PDT            3.65            214         -      Not Applicable
  03/18/2026 12 PM PDT            3.65            214         0      Not Applicable
  03/18/2026 01 PM PDT            3.65            214         0      Not Applicable
  03/18/2026 02 PM PDT            3.65            214         0      Not Applicable
  03/18/2026 03 PM PDT            3.66            217         +      Not Applicable
  03/18/2026 04 PM PDT            3.66            217         0      Not Applicable
  03/18/2026 05 PM PDT            3.65            214         -      Not Applicable
  03/18/2026 06 PM PDT            3.66            217         +      Not Applicable
  03/18/2026 07 PM PDT            3.65            214         -      Not Applicable
  03/18/2026 08 PM PDT            3.66            217         +      Not Applicable
  03/18/2026 09 PM PDT            3.65            214         -      Not Applicable
  03/18/2026 10 PM PDT            3.65            214         0      Not Applicable
  03/18/2026 11 PM PDT            3.63            209         -      Not Applicable
  03/19/2026 12 AM PDT            3.65            214         +      Not Applicable
  03/19/2026 01 AM PDT            3.63            209         -      Not Applicable
  03/19/2026 02 AM PDT            3.65            214         +      Not Applicable
  03/19/2026 03 AM PDT            3.65            214         0      Not Applicable
  03/19/2026 04 AM PDT            3.65            214         0      Not Applicable
  03/19/2026 05 AM PDT            3.66            217         +      Not Applicable
  03/19/2026 06 AM PDT            3.66            217         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/19/2026 07 AM PDT            3.66            217                Not Applicable
  03/19/2026 08 AM PDT            3.66            217         0      Not Applicable
  03/19/2026 09 AM PDT            3.66            217         0      Not Applicable
  03/19/2026 10 AM PDT            3.66            217         0      Not Applicable
  03/19/2026 11 AM PDT            3.66            217         0      Not Applicable
  03/19/2026 12 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 01 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 02 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 03 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 04 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 05 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 06 PM PDT            3.66            217         0      Not Applicable
  03/19/2026 07 PM PDT            3.65            214         -      Not Applicable
  03/19/2026 08 PM PDT            3.65            214         0      Not Applicable
  03/19/2026 09 PM PDT            3.65            214         0      Not Applicable
  03/19/2026 10 PM PDT            3.65            214         0      Not Applicable
  03/19/2026 11 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 12 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 01 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 02 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 03 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 04 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 05 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 06 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 07 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 08 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 09 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 10 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 11 AM PDT            3.65            214         0      Not Applicable
  03/20/2026 12 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 01 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 02 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 03 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 04 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 05 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 06 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 07 PM PDT            3.65            214         0      Not Applicable
  03/20/2026 08 PM PDT            3.64            211         -      Not Applicable
  03/20/2026 09 PM PDT            3.64            211         0      Not Applicable
  03/20/2026 10 PM PDT            3.64            211         0      Not Applicable
  03/20/2026 11 PM PDT            3.64            211         0      Not Applicable
  03/21/2026 12 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 01 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 02 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 03 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 04 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 05 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 06 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 07 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 08 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 09 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 10 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 11 AM PDT            3.64            211         0      Not Applicable
  03/21/2026 12 PM PDT            3.64            211         0      Not Applicable
  03/21/2026 01 PM PDT            3.64            211         0      Not Applicable
  03/21/2026 02 PM PDT            3.63            209         -      Not Applicable
  03/21/2026 03 PM PDT            3.63            209         0      Not Applicable
  03/21/2026 04 PM PDT            3.63            209         0      Not Applicable
  03/21/2026 05 PM PDT            3.63            209         0      Not Applicable
  03/21/2026 06 PM PDT            3.63            209         0      Not Applicable
  03/21/2026 07 PM PDT            3.63            209         0      Not Applicable
  03/21/2026 08 PM PDT            3.63            209         0      Not Applicable
  03/21/2026 09 PM PDT            3.62            206         -      Not Applicable
  03/21/2026 10 PM PDT            3.62            206         0      Not Applicable
  03/21/2026 11 PM PDT            3.62            206         0      Not Applicable
  03/22/2026 12 AM PDT            3.62            206         0      Not Applicable
  03/22/2026 01 AM PDT            3.62            206         0      Not Applicable
  03/22/2026 02 AM PDT            3.62            206         0      Not Applicable
  03/22/2026 03 AM PDT            3.62            206         0      Not Applicable
  03/22/2026 04 AM PDT            3.62            206         0      Not Applicable
  03/22/2026 05 AM PDT            3.61            203         -      Not Applicable
  03/22/2026 06 AM PDT            3.61            203         0      Not Applicable
  03/22/2026 07 AM PDT            3.61            203         0      Not Applicable
  03/22/2026 08 AM PDT            3.61            203         0      Not Applicable
  03/22/2026 09 AM PDT            3.61            203         0      Not Applicable
  03/22/2026 10 AM PDT            3.61            203         0      Not Applicable
  03/22/2026 11 AM PDT            3.61            203         0      Not Applicable
  03/22/2026 12 PM PDT            3.61            203         0      Not Applicable
  03/22/2026 01 PM PDT            3.61            203         0      Not Applicable
  03/22/2026 02 PM PDT            3.61            203         0      Not Applicable
  03/22/2026 03 PM PDT            3.61            203         0      Not Applicable
  03/22/2026 04 PM PDT            3.61            203         0      Not Applicable
  03/22/2026 05 PM PDT            3.61            203         0      Not Applicable
  03/22/2026 06 PM PDT            3.60            200         -      Not Applicable
  03/22/2026 07 PM PDT            3.60            200         0      Not Applicable
  03/22/2026 08 PM PDT            3.60            200         0      Not Applicable
  03/22/2026 09 PM PDT            3.60            200         0      Not Applicable
  03/22/2026 10 PM PDT            3.60            200         0      Not Applicable
  03/22/2026 11 PM PDT            3.59            197         -      Not Applicable
  03/23/2026 12 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 01 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 02 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 03 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 04 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 05 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 06 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 07 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 08 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 09 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 10 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 11 AM PDT            3.59            197         0      Not Applicable
  03/23/2026 12 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 01 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 02 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 03 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 04 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 05 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 06 PM PDT            3.59            197         0      Not Applicable
  03/23/2026 07 PM PDT            3.58            194         -      Not Applicable
  03/23/2026 08 PM PDT            3.58            194         0      Not Applicable
  03/23/2026 09 PM PDT            3.58            194         0      Not Applicable
  03/23/2026 10 PM PDT            3.58            194         0      Not Applicable
  03/23/2026 11 PM PDT            3.58            194         0      Not Applicable
  03/24/2026 12 AM PDT            3.58            194         0      Not Applicable
  03/24/2026 01 AM PDT            3.58            194         0      Not Applicable
  03/24/2026 02 AM PDT            3.58            194         0      Not Applicable
  03/24/2026 03 AM PDT            3.58            194         0      Not Applicable
  03/24/2026 04 AM PDT            3.58            194         0      Not Applicable
  03/24/2026 05 AM PDT            3.58            194         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.