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

 | 

SACRAMENTO RIVER - DELTA (DLTC1)
Latitude: 40.94º NLongitude: 122.42º WElevation: 1075 FeetForecast Type: Unofficial Location
Location: Shasta County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: May 12 2026 at 7:53 AM PDTNext Issuance: May 13 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: Sacramento River - Delta (DLTC1)
#
# File Generation Time:  05/12/2026 at 07:55 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/07/2026 at 08:00 AM PDT
# Maximum Observed Stage:                       5.14 Feet
# Maximum Observed Flow:                        814 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/12/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       4.83 Feet
# Maximum Forecast Flow:                        639 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/07/2026 07 AM PDT            5.13            808                Not Applicable
  05/07/2026 08 AM PDT            5.14            814         +      Not Applicable
  05/07/2026 09 AM PDT            5.12            802         -      Not Applicable
  05/07/2026 10 AM PDT            5.12            802         0      Not Applicable
  05/07/2026 11 AM PDT            5.13            808         +      Not Applicable
  05/07/2026 12 PM PDT            5.12            802         -      Not Applicable
  05/07/2026 01 PM PDT            5.13            808         +      Not Applicable
  05/07/2026 02 PM PDT            5.12            802         -      Not Applicable
  05/07/2026 03 PM PDT            5.12            802         0      Not Applicable
  05/07/2026 04 PM PDT            5.12            802         0      Not Applicable
  05/07/2026 05 PM PDT            5.11            796         -      Not Applicable
  05/07/2026 06 PM PDT            5.10            790         -      Not Applicable
  05/07/2026 07 PM PDT            5.10            790         0      Not Applicable
  05/07/2026 08 PM PDT            5.10            790         0      Not Applicable
  05/07/2026 09 PM PDT            5.10            790         0      Not Applicable
  05/07/2026 10 PM PDT            5.09            784         -      Not Applicable
  05/07/2026 11 PM PDT            5.09            784         0      Not Applicable
  05/08/2026 12 AM PDT            5.09            784         0      Not Applicable
  05/08/2026 01 AM PDT            5.09            784         0      Not Applicable
  05/08/2026 02 AM PDT            5.10            790         +      Not Applicable
  05/08/2026 03 AM PDT            5.09            784         -      Not Applicable
  05/08/2026 04 AM PDT            5.10            790         +      Not Applicable
  05/08/2026 05 AM PDT            5.09            784         -      Not Applicable
  05/08/2026 06 AM PDT            5.09            784         0      Not Applicable
  05/08/2026 07 AM PDT            5.10            790         +      Not Applicable
  05/08/2026 08 AM PDT            5.09            784         -      Not Applicable
  05/08/2026 09 AM PDT            5.09            784         0      Not Applicable
  05/08/2026 10 AM PDT            5.09            784         0      Not Applicable
  05/08/2026 11 AM PDT            5.09            784         0      Not Applicable
  05/08/2026 12 PM PDT            5.08            778         -      Not Applicable
  05/08/2026 01 PM PDT            5.08            778         0      Not Applicable
  05/08/2026 02 PM PDT            5.08            778         0      Not Applicable
  05/08/2026 03 PM PDT            5.07            773         -      Not Applicable
  05/08/2026 04 PM PDT            5.07            773         0      Not Applicable
  05/08/2026 05 PM PDT            5.07            773         0      Not Applicable
  05/08/2026 06 PM PDT            5.06            767         -      Not Applicable
  05/08/2026 07 PM PDT            5.06            767         0      Not Applicable
  05/08/2026 08 PM PDT            5.06            767         0      Not Applicable
  05/08/2026 09 PM PDT            5.04            755         -      Not Applicable
  05/08/2026 10 PM PDT            5.03            749         -      Not Applicable
  05/08/2026 11 PM PDT            5.01            738         -      Not Applicable
  05/09/2026 12 AM PDT            5.00            732         -      Not Applicable
  05/09/2026 01 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 02 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 03 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 04 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 05 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 06 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 07 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 08 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 09 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 10 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 11 AM PDT            5.00            732         0      Not Applicable
  05/09/2026 12 PM PDT            4.99            727         -      Not Applicable
  05/09/2026 01 PM PDT            4.99            727         0      Not Applicable
  05/09/2026 02 PM PDT            4.99            727         0      Not Applicable
  05/09/2026 03 PM PDT            4.98            721         -      Not Applicable
  05/09/2026 04 PM PDT            4.98            721         0      Not Applicable
  05/09/2026 05 PM PDT            4.97            715         -      Not Applicable
  05/09/2026 06 PM PDT            4.96            710         -      Not Applicable
  05/09/2026 07 PM PDT            4.96            710         0      Not Applicable
  05/09/2026 08 PM PDT            4.96            710         0      Not Applicable
  05/09/2026 09 PM PDT            4.95            704         -      Not Applicable
  05/09/2026 10 PM PDT            4.95            704         0      Not Applicable
  05/09/2026 11 PM PDT            4.95            704         0      Not Applicable
  05/10/2026 12 AM PDT            4.94            699         -      Not Applicable
  05/10/2026 01 AM PDT            4.95            704         +      Not Applicable
  05/10/2026 02 AM PDT            4.95            704         0      Not Applicable
  05/10/2026 03 AM PDT            4.95            704         0      Not Applicable
  05/10/2026 04 AM PDT            4.95            704         0      Not Applicable
  05/10/2026 05 AM PDT            4.96            710         +      Not Applicable
  05/10/2026 06 AM PDT            4.95            704         -      Not Applicable
  05/10/2026 07 AM PDT            4.95            704         0      Not Applicable
  05/10/2026 08 AM PDT            4.95            704         0      Not Applicable
  05/10/2026 09 AM PDT            4.96            710         +      Not Applicable
  05/10/2026 10 AM PDT            4.96            710         0      Not Applicable
  05/10/2026 11 AM PDT            4.96            710         0      Not Applicable
  05/10/2026 12 PM PDT            4.96            710         0      Not Applicable
  05/10/2026 01 PM PDT            4.97            715         +      Not Applicable
  05/10/2026 02 PM PDT            4.96            710         -      Not Applicable
  05/10/2026 03 PM PDT            4.95            704         -      Not Applicable
  05/10/2026 04 PM PDT            4.95            704         0      Not Applicable
  05/10/2026 05 PM PDT            4.94            699         -      Not Applicable
  05/10/2026 06 PM PDT            4.93            693         -      Not Applicable
  05/10/2026 07 PM PDT            4.92            688         -      Not Applicable
  05/10/2026 08 PM PDT            4.93            693         +      Not Applicable
  05/10/2026 09 PM PDT            4.92            688         -      Not Applicable
  05/10/2026 10 PM PDT            4.92            688         0      Not Applicable
  05/10/2026 11 PM PDT            4.91            682         -      Not Applicable
  05/11/2026 12 AM PDT            4.92            688         +      Not Applicable
  05/11/2026 01 AM PDT            4.91            682         -      Not Applicable
  05/11/2026 02 AM PDT            4.92            688         +      Not Applicable
  05/11/2026 03 AM PDT            4.92            688         0      Not Applicable
  05/11/2026 04 AM PDT            4.92            688         0      Not Applicable
  05/11/2026 05 AM PDT            4.92            688         0      Not Applicable
  05/11/2026 06 AM PDT            4.91            682         -      Not Applicable
  05/11/2026 07 AM PDT            4.88            666         -      Not Applicable
  05/11/2026 08 AM PDT            4.92            688         +      Not Applicable
  05/11/2026 09 AM PDT            4.93            693         +      Not Applicable
  05/11/2026 10 AM PDT            4.92            688         -      Not Applicable
  05/11/2026 11 AM PDT            4.93            693         +      Not Applicable
  05/11/2026 12 PM PDT            4.93            693         0      Not Applicable
  05/11/2026 01 PM PDT            4.93            693         0      Not Applicable
  05/11/2026 02 PM PDT            4.92            688         -      Not Applicable
  05/11/2026 03 PM PDT            4.92            688         0      Not Applicable
  05/11/2026 04 PM PDT            4.92            688         0      Not Applicable
  05/11/2026 05 PM PDT            4.91            682         -      Not Applicable
  05/11/2026 06 PM PDT            4.90            677         -      Not Applicable
  05/11/2026 07 PM PDT            4.89            671         -      Not Applicable
  05/11/2026 08 PM PDT            4.89            671         0      Not Applicable
  05/11/2026 09 PM PDT            4.89            671         0      Not Applicable
  05/11/2026 10 PM PDT            4.87            660         -      Not Applicable
  05/11/2026 11 PM PDT            4.85            650         -      Not Applicable
  05/12/2026 12 AM PDT            4.83            639         -      Not Applicable
  05/12/2026 01 AM PDT            4.83            639         0      Not Applicable
  05/12/2026 02 AM PDT            4.83            639         0      Not Applicable
  05/12/2026 03 AM PDT            4.84            644         +      Not Applicable
  05/12/2026 04 AM PDT            4.83            639         -      Not Applicable
  05/12/2026 05 AM PDT            4.84            644         +      Not Applicable
  05/12/2026 06 AM PDT            4.84            644         0      Not Applicable
  05/12/2026 07 AM PDT            4.83            639         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/12/2026 08 AM PDT            4.83            639                Not Applicable
  05/12/2026 09 AM PDT            4.83            639         0      Not Applicable
  05/12/2026 10 AM PDT            4.83            639         0      Not Applicable
  05/12/2026 11 AM PDT            4.82            634         -      Not Applicable
  05/12/2026 12 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 01 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 02 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 03 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 04 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 05 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 06 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 07 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 08 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 09 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 10 PM PDT            4.82            634         0      Not Applicable
  05/12/2026 11 PM PDT            4.82            634         0      Not Applicable
  05/13/2026 12 AM PDT            4.81            628         -      Not Applicable
  05/13/2026 01 AM PDT            4.81            628         0      Not Applicable
  05/13/2026 02 AM PDT            4.81            628         0      Not Applicable
  05/13/2026 03 AM PDT            4.80            623         -      Not Applicable
  05/13/2026 04 AM PDT            4.80            623         0      Not Applicable
  05/13/2026 05 AM PDT            4.80            623         0      Not Applicable
  05/13/2026 06 AM PDT            4.79            618         -      Not Applicable
  05/13/2026 07 AM PDT            4.78            613         -      Not Applicable
  05/13/2026 08 AM PDT            4.78            613         0      Not Applicable
  05/13/2026 09 AM PDT            4.77            607         -      Not Applicable
  05/13/2026 10 AM PDT            4.76            602         -      Not Applicable
  05/13/2026 11 AM PDT            4.76            602         0      Not Applicable
  05/13/2026 12 PM PDT            4.75            597         -      Not Applicable
  05/13/2026 01 PM PDT            4.75            597         0      Not Applicable
  05/13/2026 02 PM PDT            4.74            592         -      Not Applicable
  05/13/2026 03 PM PDT            4.74            592         0      Not Applicable
  05/13/2026 04 PM PDT            4.73            587         -      Not Applicable
  05/13/2026 05 PM PDT            4.73            587         0      Not Applicable
  05/13/2026 06 PM PDT            4.73            587         0      Not Applicable
  05/13/2026 07 PM PDT            4.72            582         -      Not Applicable
  05/13/2026 08 PM PDT            4.72            582         0      Not Applicable
  05/13/2026 09 PM PDT            4.71            577         -      Not Applicable
  05/13/2026 10 PM PDT            4.71            577         0      Not Applicable
  05/13/2026 11 PM PDT            4.71            577         0      Not Applicable
  05/14/2026 12 AM PDT            4.70            571         -      Not Applicable
  05/14/2026 01 AM PDT            4.70            571         0      Not Applicable
  05/14/2026 02 AM PDT            4.70            571         0      Not Applicable
  05/14/2026 03 AM PDT            4.69            566         -      Not Applicable
  05/14/2026 04 AM PDT            4.69            566         0      Not Applicable
  05/14/2026 05 AM PDT            4.68            561         -      Not Applicable
  05/14/2026 06 AM PDT            4.68            561         0      Not Applicable
  05/14/2026 07 AM PDT            4.68            561         0      Not Applicable
  05/14/2026 08 AM PDT            4.68            561         0      Not Applicable
  05/14/2026 09 AM PDT            4.67            556         -      Not Applicable
  05/14/2026 10 AM PDT            4.67            556         0      Not Applicable
  05/14/2026 11 AM PDT            4.67            556         0      Not Applicable
  05/14/2026 12 PM PDT            4.66            551         -      Not Applicable
  05/14/2026 01 PM PDT            4.66            551         0      Not Applicable
  05/14/2026 02 PM PDT            4.66            551         0      Not Applicable
  05/14/2026 03 PM PDT            4.66            551         0      Not Applicable
  05/14/2026 04 PM PDT            4.65            546         -      Not Applicable
  05/14/2026 05 PM PDT            4.65            546         0      Not Applicable
  05/14/2026 06 PM PDT            4.65            546         0      Not Applicable
  05/14/2026 07 PM PDT            4.65            546         0      Not Applicable
  05/14/2026 08 PM PDT            4.64            541         -      Not Applicable
  05/14/2026 09 PM PDT            4.64            541         0      Not Applicable
  05/14/2026 10 PM PDT            4.64            541         0      Not Applicable
  05/14/2026 11 PM PDT            4.63            537         -      Not Applicable
  05/15/2026 12 AM PDT            4.63            537         0      Not Applicable
  05/15/2026 01 AM PDT            4.63            537         0      Not Applicable
  05/15/2026 02 AM PDT            4.63            537         0      Not Applicable
  05/15/2026 03 AM PDT            4.63            537         0      Not Applicable
  05/15/2026 04 AM PDT            4.62            532         -      Not Applicable
  05/15/2026 05 AM PDT            4.62            532         0      Not Applicable
  05/15/2026 06 AM PDT            4.62            532         0      Not Applicable
  05/15/2026 07 AM PDT            4.62            532         0      Not Applicable
  05/15/2026 08 AM PDT            4.62            532         0      Not Applicable
  05/15/2026 09 AM PDT            4.61            527         -      Not Applicable
  05/15/2026 10 AM PDT            4.61            527         0      Not Applicable
  05/15/2026 11 AM PDT            4.61            527         0      Not Applicable
  05/15/2026 12 PM PDT            4.61            527         0      Not Applicable
  05/15/2026 01 PM PDT            4.61            527         0      Not Applicable
  05/15/2026 02 PM PDT            4.60            522         -      Not Applicable
  05/15/2026 03 PM PDT            4.60            522         0      Not Applicable
  05/15/2026 04 PM PDT            4.60            522         0      Not Applicable
  05/15/2026 05 PM PDT            4.60            522         0      Not Applicable
  05/15/2026 06 PM PDT            4.59            517         -      Not Applicable
  05/15/2026 07 PM PDT            4.59            517         0      Not Applicable
  05/15/2026 08 PM PDT            4.59            517         0      Not Applicable
  05/15/2026 09 PM PDT            4.59            517         0      Not Applicable
  05/15/2026 10 PM PDT            4.59            517         0      Not Applicable
  05/15/2026 11 PM PDT            4.59            517         0      Not Applicable
  05/16/2026 12 AM PDT            4.58            512         -      Not Applicable
  05/16/2026 01 AM PDT            4.58            512         0      Not Applicable
  05/16/2026 02 AM PDT            4.58            512         0      Not Applicable
  05/16/2026 03 AM PDT            4.58            512         0      Not Applicable
  05/16/2026 04 AM PDT            4.58            512         0      Not Applicable
  05/16/2026 05 AM PDT            4.58            512         0      Not Applicable
  05/16/2026 06 AM PDT            4.57            507         -      Not Applicable
  05/16/2026 07 AM PDT            4.57            507         0      Not Applicable
  05/16/2026 08 AM PDT            4.57            507         0      Not Applicable
  05/16/2026 09 AM PDT            4.57            507         0      Not Applicable
  05/16/2026 10 AM PDT            4.57            507         0      Not Applicable
  05/16/2026 11 AM PDT            4.57            507         0      Not Applicable
  05/16/2026 12 PM PDT            4.56            503         -      Not Applicable
  05/16/2026 01 PM PDT            4.56            503         0      Not Applicable
  05/16/2026 02 PM PDT            4.56            503         0      Not Applicable
  05/16/2026 03 PM PDT            4.56            503         0      Not Applicable
  05/16/2026 04 PM PDT            4.56            503         0      Not Applicable
  05/16/2026 05 PM PDT            4.55            498         -      Not Applicable
  05/16/2026 06 PM PDT            4.55            498         0      Not Applicable
  05/16/2026 07 PM PDT            4.55            498         0      Not Applicable
  05/16/2026 08 PM PDT            4.55            498         0      Not Applicable
  05/16/2026 09 PM PDT            4.55            498         0      Not Applicable
  05/16/2026 10 PM PDT            4.55            498         0      Not Applicable
  05/16/2026 11 PM PDT            4.54            493         -      Not Applicable
  05/17/2026 12 AM PDT            4.54            493         0      Not Applicable
  05/17/2026 01 AM PDT            4.54            493         0      Not Applicable
  05/17/2026 02 AM PDT            4.54            493         0      Not Applicable
  05/17/2026 03 AM PDT            4.54            493         0      Not Applicable
  05/17/2026 04 AM PDT            4.54            493         0      Not Applicable
  05/17/2026 05 AM PDT            4.54            493         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.