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: Apr 09 2026 at 12:57 PM PDTNext Issuance: Apr 10 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:  04/09/2026 at 01:01 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/05/2026 at 04:00 PM PDT
# Maximum Observed Stage:                       3.46 Feet
# Maximum Observed Flow:                        159 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/12/2026 at 05:00 AM PDT
# Maximum Forecast Stage:                       3.98 Feet
# Maximum Forecast Flow:                        305 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/04/2026 01 PM PDT            3.44            153                Not Applicable
  04/04/2026 02 PM PDT            3.44            153         0      Not Applicable
  04/04/2026 03 PM PDT            3.44            153         0      Not Applicable
  04/04/2026 04 PM PDT            3.44            153         0      Not Applicable
  04/04/2026 05 PM PDT            3.43            151         -      Not Applicable
  04/04/2026 06 PM PDT            3.43            151         0      Not Applicable
  04/04/2026 07 PM PDT            3.43            151         0      Not Applicable
  04/04/2026 08 PM PDT            3.43            151         0      Not Applicable
  04/04/2026 09 PM PDT            3.43            151         0      Not Applicable
  04/04/2026 10 PM PDT            3.43            151         0      Not Applicable
  04/04/2026 11 PM PDT            3.43            151         0      Not Applicable
  04/05/2026 12 AM PDT            3.43            151         0      Not Applicable
  04/05/2026 01 AM PDT            3.43            151         0      Not Applicable
  04/05/2026 02 AM PDT            3.43            151         0      Not Applicable
  04/05/2026 03 AM PDT            3.43            151         0      Not Applicable
  04/05/2026 04 AM PDT            3.41            145         -      Not Applicable
  04/05/2026 05 AM PDT            3.42            148         +      Not Applicable
  04/05/2026 06 AM PDT            3.42            148         0      Not Applicable
  04/05/2026 07 AM PDT            3.43            151         +      Not Applicable
  04/05/2026 08 AM PDT            3.44            153         +      Not Applicable
  04/05/2026 09 AM PDT            3.44            153         0      Not Applicable
  04/05/2026 10 AM PDT            3.45            156         +      Not Applicable
  04/05/2026 11 AM PDT            3.45            156         0      Not Applicable
  04/05/2026 12 PM PDT            3.45            156         0      Not Applicable
  04/05/2026 01 PM PDT            3.46            159         +      Not Applicable
  04/05/2026 02 PM PDT            3.45            156         -      Not Applicable
  04/05/2026 03 PM PDT            3.45            156         0      Not Applicable
  04/05/2026 04 PM PDT            3.46            159         +      Not Applicable
  04/05/2026 05 PM PDT            3.44            153         -      Not Applicable
  04/05/2026 06 PM PDT            3.44            153         0      Not Applicable
  04/05/2026 07 PM PDT            3.43            151         -      Not Applicable
  04/05/2026 08 PM PDT            3.43            151         0      Not Applicable
  04/05/2026 09 PM PDT            3.43            151         0      Not Applicable
  04/05/2026 10 PM PDT            3.43            151         0      Not Applicable
  04/05/2026 11 PM PDT            3.42            148         -      Not Applicable
  04/06/2026 12 AM PDT            3.43            151         +      Not Applicable
  04/06/2026 01 AM PDT            3.43            151         0      Not Applicable
  04/06/2026 02 AM PDT            3.44            153         +      Not Applicable
  04/06/2026 03 AM PDT            3.45            156         +      Not Applicable
  04/06/2026 04 AM PDT            3.44            153         -      Not Applicable
  04/06/2026 05 AM PDT            3.44            153         0      Not Applicable
  04/06/2026 06 AM PDT            3.45            156         +      Not Applicable
  04/06/2026 07 AM PDT            3.44            153         -      Not Applicable
  04/06/2026 08 AM PDT            3.45            156         +      Not Applicable
  04/06/2026 09 AM PDT            3.45            156         0      Not Applicable
  04/06/2026 10 AM PDT            3.45            156         0      Not Applicable
  04/06/2026 11 AM PDT            3.44            153         -      Not Applicable
  04/06/2026 12 PM PDT            3.44            153         0      Not Applicable
  04/06/2026 01 PM PDT            3.44            153         0      Not Applicable
  04/06/2026 02 PM PDT            3.43            151         -      Not Applicable
  04/06/2026 03 PM PDT            3.44            153         +      Not Applicable
  04/06/2026 04 PM PDT            3.44            153         0      Not Applicable
  04/06/2026 05 PM PDT            3.44            153         0      Not Applicable
  04/06/2026 06 PM PDT            3.43            151         -      Not Applicable
  04/06/2026 07 PM PDT            3.44            153         +      Not Applicable
  04/06/2026 08 PM PDT            3.44            153         0      Not Applicable
  04/06/2026 09 PM PDT            3.43            151         -      Not Applicable
  04/06/2026 10 PM PDT            3.41            145         -      Not Applicable
  04/06/2026 11 PM PDT            3.41            145         0      Not Applicable
  04/07/2026 12 AM PDT            3.41            145         0      Not Applicable
  04/07/2026 01 AM PDT            3.41            145         0      Not Applicable
  04/07/2026 02 AM PDT            3.41            145         0      Not Applicable
  04/07/2026 03 AM PDT            3.41            145         0      Not Applicable
  04/07/2026 04 AM PDT            3.41            145         0      Not Applicable
  04/07/2026 05 AM PDT            3.41            145         0      Not Applicable
  04/07/2026 06 AM PDT            3.40            143         -      Not Applicable
  04/07/2026 07 AM PDT            3.39            140         -      Not Applicable
  04/07/2026 08 AM PDT            3.38            138         -      Not Applicable
  04/07/2026 09 AM PDT            3.37            135         -      Not Applicable
  04/07/2026 10 AM PDT            3.36            133         -      Not Applicable
  04/07/2026 11 AM PDT            3.36            133         0      Not Applicable
  04/07/2026 12 PM PDT            3.35            130         -      Not Applicable
  04/07/2026 01 PM PDT            3.34            128         -      Not Applicable
  04/07/2026 02 PM PDT            3.34            128         0      Not Applicable
  04/07/2026 03 PM PDT            3.33            125         -      Not Applicable
  04/07/2026 04 PM PDT            3.32            123         -      Not Applicable
  04/07/2026 05 PM PDT            3.31            121         -      Not Applicable
  04/07/2026 06 PM PDT            3.31            121         0      Not Applicable
  04/07/2026 07 PM PDT            3.32            123         +      Not Applicable
  04/07/2026 08 PM PDT            3.32            123         0      Not Applicable
  04/07/2026 09 PM PDT            3.32            123         0      Not Applicable
  04/07/2026 10 PM PDT            3.32            123         0      Not Applicable
  04/07/2026 11 PM PDT            3.32            123         0      Not Applicable
  04/08/2026 12 AM PDT            3.30            118         -      Not Applicable
  04/08/2026 01 AM PDT            3.30            118         0      Not Applicable
  04/08/2026 02 AM PDT            3.30            118         0      Not Applicable
  04/08/2026 03 AM PDT            3.31            121         +      Not Applicable
  04/08/2026 04 AM PDT            3.30            118         -      Not Applicable
  04/08/2026 05 AM PDT            3.30            118         0      Not Applicable
  04/08/2026 06 AM PDT            3.29            116         -      Not Applicable
  04/08/2026 07 AM PDT            3.30            118         +      Not Applicable
  04/08/2026 08 AM PDT            3.30            118         0      Not Applicable
  04/08/2026 09 AM PDT            3.31            121         +      Not Applicable
  04/08/2026 10 AM PDT            3.30            118         -      Not Applicable
  04/08/2026 11 AM PDT            3.31            121         +      Not Applicable
  04/08/2026 12 PM PDT            3.31            121         0      Not Applicable
  04/08/2026 01 PM PDT            3.31            121         0      Not Applicable
  04/08/2026 02 PM PDT            3.31            121         0      Not Applicable
  04/08/2026 03 PM PDT            3.32            123         +      Not Applicable
  04/08/2026 04 PM PDT            3.31            121         -      Not Applicable
  04/08/2026 05 PM PDT            3.31            121         0      Not Applicable
  04/08/2026 06 PM PDT            3.31            121         0      Not Applicable
  04/08/2026 07 PM PDT            3.30            118         -      Not Applicable
  04/08/2026 08 PM PDT            3.30            118         0      Not Applicable
  04/08/2026 09 PM PDT            3.30            118         0      Not Applicable
  04/08/2026 10 PM PDT            3.31            121         +      Not Applicable
  04/08/2026 11 PM PDT            3.31            121         0      Not Applicable
  04/09/2026 12 AM PDT            3.31            121         0      Not Applicable
  04/09/2026 01 AM PDT            3.32            123         +      Not Applicable
  04/09/2026 02 AM PDT            3.32            123         0      Not Applicable
  04/09/2026 03 AM PDT            3.33            125         +      Not Applicable
  04/09/2026 04 AM PDT            3.32            123         -      Not Applicable
  04/09/2026 05 AM PDT            3.32            123         0      Not Applicable
  04/09/2026 06 AM PDT            3.32            123         0      Not Applicable
  04/09/2026 07 AM PDT            3.32            123         0      Not Applicable
  04/09/2026 08 AM PDT            3.32            123         0      Not Applicable
  04/09/2026 09 AM PDT            3.33            125         +      Not Applicable
  04/09/2026 10 AM PDT            3.33            125         0      Not Applicable
  04/09/2026 11 AM PDT            3.33            125         0      Not Applicable
  04/09/2026 12 PM PDT            3.33            125         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/09/2026 01 PM PDT            3.33            125                Not Applicable
  04/09/2026 02 PM PDT            3.33            125         0      Not Applicable
  04/09/2026 03 PM PDT            3.33            125         0      Not Applicable
  04/09/2026 04 PM PDT            3.33            125         0      Not Applicable
  04/09/2026 05 PM PDT            3.33            125         0      Not Applicable
  04/09/2026 06 PM PDT            3.33            125         0      Not Applicable
  04/09/2026 07 PM PDT            3.33            125         0      Not Applicable
  04/09/2026 08 PM PDT            3.32            123         -      Not Applicable
  04/09/2026 09 PM PDT            3.32            123         0      Not Applicable
  04/09/2026 10 PM PDT            3.32            123         0      Not Applicable
  04/09/2026 11 PM PDT            3.32            123         0      Not Applicable
  04/10/2026 12 AM PDT            3.32            123         0      Not Applicable
  04/10/2026 01 AM PDT            3.32            123         0      Not Applicable
  04/10/2026 02 AM PDT            3.32            123         0      Not Applicable
  04/10/2026 03 AM PDT            3.33            125         +      Not Applicable
  04/10/2026 04 AM PDT            3.33            125         0      Not Applicable
  04/10/2026 05 AM PDT            3.33            125         0      Not Applicable
  04/10/2026 06 AM PDT            3.33            125         0      Not Applicable
  04/10/2026 07 AM PDT            3.33            125         0      Not Applicable
  04/10/2026 08 AM PDT            3.33            125         0      Not Applicable
  04/10/2026 09 AM PDT            3.34            128         +      Not Applicable
  04/10/2026 10 AM PDT            3.34            128         0      Not Applicable
  04/10/2026 11 AM PDT            3.34            128         0      Not Applicable
  04/10/2026 12 PM PDT            3.34            128         0      Not Applicable
  04/10/2026 01 PM PDT            3.35            130         +      Not Applicable
  04/10/2026 02 PM PDT            3.35            130         0      Not Applicable
  04/10/2026 03 PM PDT            3.35            130         0      Not Applicable
  04/10/2026 04 PM PDT            3.35            130         0      Not Applicable
  04/10/2026 05 PM PDT            3.35            130         0      Not Applicable
  04/10/2026 06 PM PDT            3.36            133         +      Not Applicable
  04/10/2026 07 PM PDT            3.37            135         +      Not Applicable
  04/10/2026 08 PM PDT            3.38            138         +      Not Applicable
  04/10/2026 09 PM PDT            3.38            138         0      Not Applicable
  04/10/2026 10 PM PDT            3.39            140         +      Not Applicable
  04/10/2026 11 PM PDT            3.40            143         +      Not Applicable
  04/11/2026 12 AM PDT            3.42            148         +      Not Applicable
  04/11/2026 01 AM PDT            3.43            151         +      Not Applicable
  04/11/2026 02 AM PDT            3.45            156         +      Not Applicable
  04/11/2026 03 AM PDT            3.46            159         +      Not Applicable
  04/11/2026 04 AM PDT            3.48            164         +      Not Applicable
  04/11/2026 05 AM PDT            3.50            170         +      Not Applicable
  04/11/2026 06 AM PDT            3.52            176         +      Not Applicable
  04/11/2026 07 AM PDT            3.54            182         +      Not Applicable
  04/11/2026 08 AM PDT            3.56            188         +      Not Applicable
  04/11/2026 09 AM PDT            3.58            194         +      Not Applicable
  04/11/2026 10 AM PDT            3.60            200         +      Not Applicable
  04/11/2026 11 AM PDT            3.62            206         +      Not Applicable
  04/11/2026 12 PM PDT            3.64            211         +      Not Applicable
  04/11/2026 01 PM PDT            3.67            220         +      Not Applicable
  04/11/2026 02 PM PDT            3.69            226         +      Not Applicable
  04/11/2026 03 PM PDT            3.72            234         +      Not Applicable
  04/11/2026 04 PM PDT            3.75            243         +      Not Applicable
  04/11/2026 05 PM PDT            3.78            251         +      Not Applicable
  04/11/2026 06 PM PDT            3.80            257         +      Not Applicable
  04/11/2026 07 PM PDT            3.82            262         +      Not Applicable
  04/11/2026 08 PM PDT            3.85            270         +      Not Applicable
  04/11/2026 09 PM PDT            3.87            276         +      Not Applicable
  04/11/2026 10 PM PDT            3.90            284         +      Not Applicable
  04/11/2026 11 PM PDT            3.92            289         +      Not Applicable
  04/12/2026 12 AM PDT            3.93            292         +      Not Applicable
  04/12/2026 01 AM PDT            3.94            294         +      Not Applicable
  04/12/2026 02 AM PDT            3.95            297         +      Not Applicable
  04/12/2026 03 AM PDT            3.96            300         +      Not Applicable
  04/12/2026 04 AM PDT            3.97            302         +      Not Applicable
  04/12/2026 05 AM PDT            3.98            305         +      Not Applicable
  04/12/2026 06 AM PDT            3.97            302         -      Not Applicable
  04/12/2026 07 AM PDT            3.96            300         -      Not Applicable
  04/12/2026 08 AM PDT            3.94            294         -      Not Applicable
  04/12/2026 09 AM PDT            3.93            292         -      Not Applicable
  04/12/2026 10 AM PDT            3.92            289         -      Not Applicable
  04/12/2026 11 AM PDT            3.91            287         -      Not Applicable
  04/12/2026 12 PM PDT            3.89            281         -      Not Applicable
  04/12/2026 01 PM PDT            3.87            276         -      Not Applicable
  04/12/2026 02 PM PDT            3.85            270         -      Not Applicable
  04/12/2026 03 PM PDT            3.83            265         -      Not Applicable
  04/12/2026 04 PM PDT            3.81            260         -      Not Applicable
  04/12/2026 05 PM PDT            3.79            254         -      Not Applicable
  04/12/2026 06 PM PDT            3.77            248         -      Not Applicable
  04/12/2026 07 PM PDT            3.75            243         -      Not Applicable
  04/12/2026 08 PM PDT            3.73            237         -      Not Applicable
  04/12/2026 09 PM PDT            3.71            232         -      Not Applicable
  04/12/2026 10 PM PDT            3.69            226         -      Not Applicable
  04/12/2026 11 PM PDT            3.67            220         -      Not Applicable
  04/13/2026 12 AM PDT            3.65            214         -      Not Applicable
  04/13/2026 01 AM PDT            3.63            209         -      Not Applicable
  04/13/2026 02 AM PDT            3.62            206         -      Not Applicable
  04/13/2026 03 AM PDT            3.60            200         -      Not Applicable
  04/13/2026 04 AM PDT            3.59            197         -      Not Applicable
  04/13/2026 05 AM PDT            3.57            191         -      Not Applicable
  04/13/2026 06 AM PDT            3.56            188         -      Not Applicable
  04/13/2026 07 AM PDT            3.55            185         -      Not Applicable
  04/13/2026 08 AM PDT            3.53            179         -      Not Applicable
  04/13/2026 09 AM PDT            3.52            176         -      Not Applicable
  04/13/2026 10 AM PDT            3.51            173         -      Not Applicable
  04/13/2026 11 AM PDT            3.50            170         -      Not Applicable
  04/13/2026 12 PM PDT            3.49            167         -      Not Applicable
  04/13/2026 01 PM PDT            3.48            164         -      Not Applicable
  04/13/2026 02 PM PDT            3.47            161         -      Not Applicable
  04/13/2026 03 PM PDT            3.46            159         -      Not Applicable
  04/13/2026 04 PM PDT            3.46            159         0      Not Applicable
  04/13/2026 05 PM PDT            3.45            156         -      Not Applicable
  04/13/2026 06 PM PDT            3.44            153         -      Not Applicable
  04/13/2026 07 PM PDT            3.44            153         0      Not Applicable
  04/13/2026 08 PM PDT            3.43            151         -      Not Applicable
  04/13/2026 09 PM PDT            3.42            148         -      Not Applicable
  04/13/2026 10 PM PDT            3.41            145         -      Not Applicable
  04/13/2026 11 PM PDT            3.41            145         0      Not Applicable
  04/14/2026 12 AM PDT            3.40            143         -      Not Applicable
  04/14/2026 01 AM PDT            3.40            143         0      Not Applicable
  04/14/2026 02 AM PDT            3.40            143         0      Not Applicable
  04/14/2026 03 AM PDT            3.40            143         0      Not Applicable
  04/14/2026 04 AM PDT            3.39            140         -      Not Applicable
  04/14/2026 05 AM PDT            3.39            140         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.