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

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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: May 01 2026 at 7:39 AM PDTNext Issuance: May 02 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:  05/01/2026 at 07:41 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/28/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       3.42 Feet
# Maximum Observed Flow:                        156 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/01/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       3.24 Feet
# Maximum Forecast Flow:                        112 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/26/2026 07 AM PDT            3.37            143                Not Applicable
  04/26/2026 08 AM PDT            3.37            143         0      Not Applicable
  04/26/2026 09 AM PDT            3.36            140         -      Not Applicable
  04/26/2026 10 AM PDT            3.36            140         0      Not Applicable
  04/26/2026 11 AM PDT            3.37            143         +      Not Applicable
  04/26/2026 12 PM PDT            3.37            143         0      Not Applicable
  04/26/2026 01 PM PDT            3.39            148         +      Not Applicable
  04/26/2026 02 PM PDT            3.37            143         -      Not Applicable
  04/26/2026 03 PM PDT            3.40            151         +      Not Applicable
  04/26/2026 04 PM PDT            3.39            148         -      Not Applicable
  04/26/2026 05 PM PDT            3.37            143         -      Not Applicable
  04/26/2026 06 PM PDT            3.37            143         0      Not Applicable
  04/26/2026 07 PM PDT            3.37            143         0      Not Applicable
  04/26/2026 08 PM PDT            3.36            140         -      Not Applicable
  04/26/2026 09 PM PDT            3.36            140         0      Not Applicable
  04/26/2026 10 PM PDT            3.36            140         0      Not Applicable
  04/26/2026 11 PM PDT            3.35            138         -      Not Applicable
  04/27/2026 12 AM PDT            3.36            140         +      Not Applicable
  04/27/2026 01 AM PDT            3.36            140         0      Not Applicable
  04/27/2026 02 AM PDT            3.36            140         0      Not Applicable
  04/27/2026 03 AM PDT            3.36            140         0      Not Applicable
  04/27/2026 04 AM PDT            3.35            138         -      Not Applicable
  04/27/2026 05 AM PDT            3.36            140         +      Not Applicable
  04/27/2026 06 AM PDT            3.36            140         0      Not Applicable
  04/27/2026 07 AM PDT            3.37            143         +      Not Applicable
  04/27/2026 08 AM PDT            3.37            143         0      Not Applicable
  04/27/2026 09 AM PDT            3.36            140         -      Not Applicable
  04/27/2026 10 AM PDT            3.37            143         +      Not Applicable
  04/27/2026 11 AM PDT            3.37            143         0      Not Applicable
  04/27/2026 12 PM PDT            3.36            140         -      Not Applicable
  04/27/2026 01 PM PDT            3.36            140         0      Not Applicable
  04/27/2026 02 PM PDT            3.37            143         +      Not Applicable
  04/27/2026 03 PM PDT            3.37            143         0      Not Applicable
  04/27/2026 04 PM PDT            3.37            143         0      Not Applicable
  04/27/2026 05 PM PDT            3.37            143         0      Not Applicable
  04/27/2026 06 PM PDT            3.37            143         0      Not Applicable
  04/27/2026 07 PM PDT            3.37            143         0      Not Applicable
  04/27/2026 08 PM PDT            3.37            143         0      Not Applicable
  04/27/2026 09 PM PDT            3.36            140         -      Not Applicable
  04/27/2026 10 PM PDT            3.35            138         -      Not Applicable
  04/27/2026 11 PM PDT            3.34            135         -      Not Applicable
  04/28/2026 12 AM PDT            3.33            133         -      Not Applicable
  04/28/2026 01 AM PDT            3.32            130         -      Not Applicable
  04/28/2026 02 AM PDT            3.31            128         -      Not Applicable
  04/28/2026 03 AM PDT            3.31            128         0      Not Applicable
  04/28/2026 04 AM PDT            3.32            130         +      Not Applicable
  04/28/2026 05 AM PDT            3.35            138         +      Not Applicable
  04/28/2026 06 AM PDT            3.41            153         +      Not Applicable
  04/28/2026 07 AM PDT            3.42            156         +      Not Applicable
  04/28/2026 08 AM PDT            3.37            143         -      Not Applicable
  04/28/2026 09 AM PDT            3.34            135         -      Not Applicable
  04/28/2026 10 AM PDT            3.32            130         -      Not Applicable
  04/28/2026 11 AM PDT            3.31            128         -      Not Applicable
  04/28/2026 12 PM PDT            3.31            128         0      Not Applicable
  04/28/2026 01 PM PDT            3.31            128         0      Not Applicable
  04/28/2026 02 PM PDT            3.29            123         -      Not Applicable
  04/28/2026 03 PM PDT            3.30            125         +      Not Applicable
  04/28/2026 04 PM PDT            3.30            125         0      Not Applicable
  04/28/2026 05 PM PDT            3.30            125         0      Not Applicable
  04/28/2026 06 PM PDT            3.30            125         0      Not Applicable
  04/28/2026 07 PM PDT            3.29            123         -      Not Applicable
  04/28/2026 08 PM PDT            3.29            123         0      Not Applicable
  04/28/2026 09 PM PDT            3.29            123         0      Not Applicable
  04/28/2026 10 PM PDT            3.28            121         -      Not Applicable
  04/28/2026 11 PM PDT            3.27            118         -      Not Applicable
  04/29/2026 12 AM PDT            3.28            121         +      Not Applicable
  04/29/2026 01 AM PDT            3.28            121         0      Not Applicable
  04/29/2026 02 AM PDT            3.28            121         0      Not Applicable
  04/29/2026 03 AM PDT            3.27            118         -      Not Applicable
  04/29/2026 04 AM PDT            3.27            118         0      Not Applicable
  04/29/2026 05 AM PDT            3.25            114         -      Not Applicable
  04/29/2026 06 AM PDT            3.25            114         0      Not Applicable
  04/29/2026 07 AM PDT            3.25            114         0      Not Applicable
  04/29/2026 08 AM PDT            3.26            116         +      Not Applicable
  04/29/2026 09 AM PDT            3.25            114         -      Not Applicable
  04/29/2026 10 AM PDT            3.24            112         -      Not Applicable
  04/29/2026 11 AM PDT            3.25            114         +      Not Applicable
  04/29/2026 12 PM PDT            3.24            112         -      Not Applicable
  04/29/2026 01 PM PDT            3.25            114         +      Not Applicable
  04/29/2026 02 PM PDT            3.25            114         0      Not Applicable
  04/29/2026 03 PM PDT            3.25            114         0      Not Applicable
  04/29/2026 04 PM PDT            3.24            112         -      Not Applicable
  04/29/2026 05 PM PDT            3.25            114         +      Not Applicable
  04/29/2026 06 PM PDT            3.25            114         0      Not Applicable
  04/29/2026 07 PM PDT            3.25            114         0      Not Applicable
  04/29/2026 08 PM PDT            3.25            114         0      Not Applicable
  04/29/2026 09 PM PDT            3.25            114         0      Not Applicable
  04/29/2026 10 PM PDT            3.24            112         -      Not Applicable
  04/29/2026 11 PM PDT            3.24            112         0      Not Applicable
  04/30/2026 12 AM PDT            3.24            112         0      Not Applicable
  04/30/2026 01 AM PDT            3.23            110         -      Not Applicable
  04/30/2026 02 AM PDT            3.22            107         -      Not Applicable
  04/30/2026 03 AM PDT            3.22            107         0      Not Applicable
  04/30/2026 04 AM PDT            3.21            105         -      Not Applicable
  04/30/2026 05 AM PDT            3.21            105         0      Not Applicable
  04/30/2026 06 AM PDT            3.21            105         0      Not Applicable
  04/30/2026 07 AM PDT            3.23            110         +      Not Applicable
  04/30/2026 08 AM PDT            3.23            110         0      Not Applicable
  04/30/2026 09 AM PDT            3.24            112         +      Not Applicable
  04/30/2026 10 AM PDT            3.25            114         +      Not Applicable
  04/30/2026 11 AM PDT            3.25            114         0      Not Applicable
  04/30/2026 12 PM PDT            3.25            114         0      Not Applicable
  04/30/2026 01 PM PDT            3.25            114         0      Not Applicable
  04/30/2026 02 PM PDT            3.25            114         0      Not Applicable
  04/30/2026 03 PM PDT            3.25            114         0      Not Applicable
  04/30/2026 04 PM PDT            3.25            114         0      Not Applicable
  04/30/2026 05 PM PDT            3.25            114         0      Not Applicable
  04/30/2026 06 PM PDT            3.24            112         -      Not Applicable
  04/30/2026 07 PM PDT            3.24            112         0      Not Applicable
  04/30/2026 08 PM PDT            3.24            112         0      Not Applicable
  04/30/2026 09 PM PDT            3.23            110         -      Not Applicable
  04/30/2026 10 PM PDT            3.23            110         0      Not Applicable
  04/30/2026 11 PM PDT            3.22            107         -      Not Applicable
  05/01/2026 12 AM PDT            3.22            107         0      Not Applicable
  05/01/2026 01 AM PDT            3.22            107         0      Not Applicable
  05/01/2026 02 AM PDT            3.23            110         +      Not Applicable
  05/01/2026 03 AM PDT            3.22            107         -      Not Applicable
  05/01/2026 04 AM PDT            3.23            110         +      Not Applicable
  05/01/2026 05 AM PDT            3.24            112         +      Not Applicable
  05/01/2026 06 AM PDT            3.24            112         0      Not Applicable
  05/01/2026 07 AM PDT            3.24            112         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/01/2026 08 AM PDT            3.24            112                Not Applicable
  05/01/2026 09 AM PDT            3.24            112         0      Not Applicable
  05/01/2026 10 AM PDT            3.24            112         0      Not Applicable
  05/01/2026 11 AM PDT            3.24            112         0      Not Applicable
  05/01/2026 12 PM PDT            3.24            112         0      Not Applicable
  05/01/2026 01 PM PDT            3.24            112         0      Not Applicable
  05/01/2026 02 PM PDT            3.24            112         0      Not Applicable
  05/01/2026 03 PM PDT            3.23            110         -      Not Applicable
  05/01/2026 04 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 05 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 06 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 07 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 08 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 09 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 10 PM PDT            3.23            110         0      Not Applicable
  05/01/2026 11 PM PDT            3.23            110         0      Not Applicable
  05/02/2026 12 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 01 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 02 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 03 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 04 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 05 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 06 AM PDT            3.23            110         0      Not Applicable
  05/02/2026 07 AM PDT            3.22            107         -      Not Applicable
  05/02/2026 08 AM PDT            3.22            107         0      Not Applicable
  05/02/2026 09 AM PDT            3.22            107         0      Not Applicable
  05/02/2026 10 AM PDT            3.22            107         0      Not Applicable
  05/02/2026 11 AM PDT            3.22            107         0      Not Applicable
  05/02/2026 12 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 01 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 02 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 03 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 04 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 05 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 06 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 07 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 08 PM PDT            3.22            107         0      Not Applicable
  05/02/2026 09 PM PDT            3.21            105         -      Not Applicable
  05/02/2026 10 PM PDT            3.21            105         0      Not Applicable
  05/02/2026 11 PM PDT            3.21            105         0      Not Applicable
  05/03/2026 12 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 01 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 02 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 03 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 04 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 05 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 06 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 07 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 08 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 09 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 10 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 11 AM PDT            3.21            105         0      Not Applicable
  05/03/2026 12 PM PDT            3.21            105         0      Not Applicable
  05/03/2026 01 PM PDT            3.21            105         0      Not Applicable
  05/03/2026 02 PM PDT            3.21            105         0      Not Applicable
  05/03/2026 03 PM PDT            3.21            105         0      Not Applicable
  05/03/2026 04 PM PDT            3.21            105         0      Not Applicable
  05/03/2026 05 PM PDT            3.20            103         -      Not Applicable
  05/03/2026 06 PM PDT            3.20            103         0      Not Applicable
  05/03/2026 07 PM PDT            3.20            103         0      Not Applicable
  05/03/2026 08 PM PDT            3.20            103         0      Not Applicable
  05/03/2026 09 PM PDT            3.20            103         0      Not Applicable
  05/03/2026 10 PM PDT            3.20            103         0      Not Applicable
  05/03/2026 11 PM PDT            3.20            103         0      Not Applicable
  05/04/2026 12 AM PDT            3.21            105         +      Not Applicable
  05/04/2026 01 AM PDT            3.21            105         0      Not Applicable
  05/04/2026 02 AM PDT            3.21            105         0      Not Applicable
  05/04/2026 03 AM PDT            3.21            105         0      Not Applicable
  05/04/2026 04 AM PDT            3.21            105         0      Not Applicable
  05/04/2026 05 AM PDT            3.22            107         +      Not Applicable
  05/04/2026 06 AM PDT            3.22            107         0      Not Applicable
  05/04/2026 07 AM PDT            3.22            107         0      Not Applicable
  05/04/2026 08 AM PDT            3.22            107         0      Not Applicable
  05/04/2026 09 AM PDT            3.22            107         0      Not Applicable
  05/04/2026 10 AM PDT            3.22            107         0      Not Applicable
  05/04/2026 11 AM PDT            3.22            107         0      Not Applicable
  05/04/2026 12 PM PDT            3.22            107         0      Not Applicable
  05/04/2026 01 PM PDT            3.22            107         0      Not Applicable
  05/04/2026 02 PM PDT            3.22            107         0      Not Applicable
  05/04/2026 03 PM PDT            3.22            107         0      Not Applicable
  05/04/2026 04 PM PDT            3.22            107         0      Not Applicable
  05/04/2026 05 PM PDT            3.22            107         0      Not Applicable
  05/04/2026 06 PM PDT            3.21            105         -      Not Applicable
  05/04/2026 07 PM PDT            3.21            105         0      Not Applicable
  05/04/2026 08 PM PDT            3.21            105         0      Not Applicable
  05/04/2026 09 PM PDT            3.21            105         0      Not Applicable
  05/04/2026 10 PM PDT            3.21            105         0      Not Applicable
  05/04/2026 11 PM PDT            3.21            105         0      Not Applicable
  05/05/2026 12 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 01 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 02 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 03 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 04 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 05 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 06 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 07 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 08 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 09 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 10 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 11 AM PDT            3.21            105         0      Not Applicable
  05/05/2026 12 PM PDT            3.20            103         -      Not Applicable
  05/05/2026 01 PM PDT            3.20            103         0      Not Applicable
  05/05/2026 02 PM PDT            3.20            103         0      Not Applicable
  05/05/2026 03 PM PDT            3.20            103         0      Not Applicable
  05/05/2026 04 PM PDT            3.20            103         0      Not Applicable
  05/05/2026 05 PM PDT            3.19            101         -      Not Applicable
  05/05/2026 06 PM PDT            3.19            101         0      Not Applicable
  05/05/2026 07 PM PDT            3.19            101         0      Not Applicable
  05/05/2026 08 PM PDT            3.19            101         0      Not Applicable
  05/05/2026 09 PM PDT            3.19            101         0      Not Applicable
  05/05/2026 10 PM PDT            3.19            101         0      Not Applicable
  05/05/2026 11 PM PDT            3.18             99         -      Not Applicable
  05/06/2026 12 AM PDT            3.18             99         0      Not Applicable
  05/06/2026 01 AM PDT            3.18             99         0      Not Applicable
  05/06/2026 02 AM PDT            3.18             99         0      Not Applicable
  05/06/2026 03 AM PDT            3.18             99         0      Not Applicable
  05/06/2026 04 AM PDT            3.18             99         0      Not Applicable
  05/06/2026 05 AM PDT            3.18             99         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.