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

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MCCLOUD RIVER - SHASTA LAKE (MSSC1)
Latitude: 40.95º NLongitude: 122.22º WElevation: 1100 FeetForecast Type: Unofficial Location
Location: Shasta County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Mar 29 2026 at 7:48 AM PDTNext Issuance: Mar 30 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: McCloud River - Above Shasta Lake (MSSC1)
#
# File Generation Time:  03/29/2026 at 07:51 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/24/2026 at 10:00 AM PDT
# Maximum Observed Stage:                       10.27 Feet
# Maximum Observed Flow:                        598 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/02/2026 at 11:00 AM PDT
# Maximum Forecast Stage:                       10.75 Feet
# Maximum Forecast Flow:                        905 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/24/2026 07 AM PDT           10.27            598                Not Applicable
  03/24/2026 08 AM PDT           10.27            598         0      Not Applicable
  03/24/2026 09 AM PDT           10.27            598         0      Not Applicable
  03/24/2026 10 AM PDT           10.27            598         0      Not Applicable
  03/24/2026 11 AM PDT           10.26            592         -      Not Applicable
  03/24/2026 12 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 01 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 02 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 03 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 04 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 05 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 06 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 07 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 08 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 09 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 10 PM PDT           10.26            592         0      Not Applicable
  03/24/2026 11 PM PDT           10.26            592         0      Not Applicable
  03/25/2026 12 AM PDT           10.26            592         0      Not Applicable
  03/25/2026 01 AM PDT           10.25            586         -      Not Applicable
  03/25/2026 02 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 03 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 04 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 05 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 06 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 07 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 08 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 09 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 10 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 11 AM PDT           10.25            586         0      Not Applicable
  03/25/2026 12 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 01 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 02 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 03 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 04 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 05 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 06 PM PDT           10.25            586         0      Not Applicable
  03/25/2026 07 PM PDT           10.24            581         -      Not Applicable
  03/25/2026 08 PM PDT           10.24            581         0      Not Applicable
  03/25/2026 09 PM PDT           10.24            581         0      Not Applicable
  03/25/2026 10 PM PDT           10.24            581         0      Not Applicable
  03/25/2026 11 PM PDT           10.24            581         0      Not Applicable
  03/26/2026 12 AM PDT           10.24            581         0      Not Applicable
  03/26/2026 01 AM PDT           10.24            581         0      Not Applicable
  03/26/2026 02 AM PDT           10.24            581         0      Not Applicable
  03/26/2026 03 AM PDT           10.24            581         0      Not Applicable
  03/26/2026 04 AM PDT           10.23            575         -      Not Applicable
  03/26/2026 05 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 06 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 07 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 08 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 09 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 10 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 11 AM PDT           10.23            575         0      Not Applicable
  03/26/2026 12 PM PDT           10.23            575         0      Not Applicable
  03/26/2026 01 PM PDT           10.23            575         0      Not Applicable
  03/26/2026 02 PM PDT           10.23            575         0      Not Applicable
  03/26/2026 03 PM PDT           10.23            575         0      Not Applicable
  03/26/2026 04 PM PDT           10.23            575         0      Not Applicable
  03/26/2026 05 PM PDT           10.22            570         -      Not Applicable
  03/26/2026 06 PM PDT           10.22            570         0      Not Applicable
  03/26/2026 07 PM PDT           10.22            570         0      Not Applicable
  03/26/2026 08 PM PDT           10.22            570         0      Not Applicable
  03/26/2026 09 PM PDT           10.22            570         0      Not Applicable
  03/26/2026 10 PM PDT           10.22            570         0      Not Applicable
  03/26/2026 11 PM PDT           10.22            570         0      Not Applicable
  03/27/2026 12 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 01 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 02 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 03 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 04 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 05 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 06 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 07 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 08 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 09 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 10 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 11 AM PDT           10.22            570         0      Not Applicable
  03/27/2026 12 PM PDT           10.21            564         -      Not Applicable
  03/27/2026 01 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 02 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 03 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 04 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 05 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 06 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 07 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 08 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 09 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 10 PM PDT           10.21            564         0      Not Applicable
  03/27/2026 11 PM PDT           10.21            564         0      Not Applicable
  03/28/2026 12 AM PDT           10.21            564         0      Not Applicable
  03/28/2026 01 AM PDT           10.21            564         0      Not Applicable
  03/28/2026 02 AM PDT           10.21            564         0      Not Applicable
  03/28/2026 03 AM PDT           10.21            564         0      Not Applicable
  03/28/2026 04 AM PDT           10.20            559         -      Not Applicable
  03/28/2026 05 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 06 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 07 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 08 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 09 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 10 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 11 AM PDT           10.20            559         0      Not Applicable
  03/28/2026 12 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 01 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 02 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 03 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 04 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 05 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 06 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 07 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 08 PM PDT           10.20            559         0      Not Applicable
  03/28/2026 09 PM PDT           10.19            553         -      Not Applicable
  03/28/2026 10 PM PDT           10.19            553         0      Not Applicable
  03/28/2026 11 PM PDT           10.19            553         0      Not Applicable
  03/29/2026 12 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 01 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 02 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 03 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 04 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 05 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 06 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 07 AM PDT           10.19            553         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/29/2026 08 AM PDT           10.19            553                Not Applicable
  03/29/2026 09 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 10 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 11 AM PDT           10.19            553         0      Not Applicable
  03/29/2026 12 PM PDT           10.19            553         0      Not Applicable
  03/29/2026 01 PM PDT           10.18            548         -      Not Applicable
  03/29/2026 02 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 03 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 04 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 05 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 06 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 07 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 08 PM PDT           10.18            548         0      Not Applicable
  03/29/2026 09 PM PDT           10.17            542         -      Not Applicable
  03/29/2026 10 PM PDT           10.17            542         0      Not Applicable
  03/29/2026 11 PM PDT           10.17            542         0      Not Applicable
  03/30/2026 12 AM PDT           10.17            542         0      Not Applicable
  03/30/2026 01 AM PDT           10.17            542         0      Not Applicable
  03/30/2026 02 AM PDT           10.17            542         0      Not Applicable
  03/30/2026 03 AM PDT           10.17            542         0      Not Applicable
  03/30/2026 04 AM PDT           10.17            542         0      Not Applicable
  03/30/2026 05 AM PDT           10.16            537         -      Not Applicable
  03/30/2026 06 AM PDT           10.16            537         0      Not Applicable
  03/30/2026 07 AM PDT           10.16            537         0      Not Applicable
  03/30/2026 08 AM PDT           10.16            537         0      Not Applicable
  03/30/2026 09 AM PDT           10.16            537         0      Not Applicable
  03/30/2026 10 AM PDT           10.16            537         0      Not Applicable
  03/30/2026 11 AM PDT           10.16            537         0      Not Applicable
  03/30/2026 12 PM PDT           10.16            537         0      Not Applicable
  03/30/2026 01 PM PDT           10.16            537         0      Not Applicable
  03/30/2026 02 PM PDT           10.15            531         -      Not Applicable
  03/30/2026 03 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 04 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 05 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 06 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 07 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 08 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 09 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 10 PM PDT           10.15            531         0      Not Applicable
  03/30/2026 11 PM PDT           10.15            531         0      Not Applicable
  03/31/2026 12 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 01 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 02 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 03 AM PDT           10.14            526         -      Not Applicable
  03/31/2026 04 AM PDT           10.14            526         0      Not Applicable
  03/31/2026 05 AM PDT           10.14            526         0      Not Applicable
  03/31/2026 06 AM PDT           10.15            531         +      Not Applicable
  03/31/2026 07 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 08 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 09 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 10 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 11 AM PDT           10.15            531         0      Not Applicable
  03/31/2026 12 PM PDT           10.15            531         0      Not Applicable
  03/31/2026 01 PM PDT           10.15            531         0      Not Applicable
  03/31/2026 02 PM PDT           10.16            537         +      Not Applicable
  03/31/2026 03 PM PDT           10.16            537         0      Not Applicable
  03/31/2026 04 PM PDT           10.16            537         0      Not Applicable
  03/31/2026 05 PM PDT           10.16            537         0      Not Applicable
  03/31/2026 06 PM PDT           10.17            542         +      Not Applicable
  03/31/2026 07 PM PDT           10.17            542         0      Not Applicable
  03/31/2026 08 PM PDT           10.18            548         +      Not Applicable
  03/31/2026 09 PM PDT           10.18            548         0      Not Applicable
  03/31/2026 10 PM PDT           10.19            553         +      Not Applicable
  03/31/2026 11 PM PDT           10.20            559         +      Not Applicable
  04/01/2026 12 AM PDT           10.21            564         +      Not Applicable
  04/01/2026 01 AM PDT           10.22            570         +      Not Applicable
  04/01/2026 02 AM PDT           10.23            575         +      Not Applicable
  04/01/2026 03 AM PDT           10.24            581         +      Not Applicable
  04/01/2026 04 AM PDT           10.25            586         +      Not Applicable
  04/01/2026 05 AM PDT           10.26            592         +      Not Applicable
  04/01/2026 06 AM PDT           10.28            603         +      Not Applicable
  04/01/2026 07 AM PDT           10.29            609         +      Not Applicable
  04/01/2026 08 AM PDT           10.31            621         +      Not Applicable
  04/01/2026 09 AM PDT           10.33            632         +      Not Applicable
  04/01/2026 10 AM PDT           10.34            638         +      Not Applicable
  04/01/2026 11 AM PDT           10.36            650         +      Not Applicable
  04/01/2026 12 PM PDT           10.38            663         +      Not Applicable
  04/01/2026 01 PM PDT           10.40            675         +      Not Applicable
  04/01/2026 02 PM PDT           10.42            687         +      Not Applicable
  04/01/2026 03 PM PDT           10.44            699         +      Not Applicable
  04/01/2026 04 PM PDT           10.46            712         +      Not Applicable
  04/01/2026 05 PM PDT           10.48            724         +      Not Applicable
  04/01/2026 06 PM PDT           10.50            737         +      Not Applicable
  04/01/2026 07 PM PDT           10.52            750         +      Not Applicable
  04/01/2026 08 PM PDT           10.54            762         +      Not Applicable
  04/01/2026 09 PM PDT           10.56            775         +      Not Applicable
  04/01/2026 10 PM PDT           10.58            789         +      Not Applicable
  04/01/2026 11 PM PDT           10.61            809         +      Not Applicable
  04/02/2026 12 AM PDT           10.62            815         +      Not Applicable
  04/02/2026 01 AM PDT           10.64            829         +      Not Applicable
  04/02/2026 02 AM PDT           10.66            842         +      Not Applicable
  04/02/2026 03 AM PDT           10.67            849         +      Not Applicable
  04/02/2026 04 AM PDT           10.69            863         +      Not Applicable
  04/02/2026 05 AM PDT           10.71            877         +      Not Applicable
  04/02/2026 06 AM PDT           10.72            884         +      Not Applicable
  04/02/2026 07 AM PDT           10.72            884         0      Not Applicable
  04/02/2026 08 AM PDT           10.73            891         +      Not Applicable
  04/02/2026 09 AM PDT           10.74            898         +      Not Applicable
  04/02/2026 10 AM PDT           10.74            898         0      Not Applicable
  04/02/2026 11 AM PDT           10.75            905         +      Not Applicable
  04/02/2026 12 PM PDT           10.74            898         -      Not Applicable
  04/02/2026 01 PM PDT           10.72            884         -      Not Applicable
  04/02/2026 02 PM PDT           10.71            877         -      Not Applicable
  04/02/2026 03 PM PDT           10.70            870         -      Not Applicable
  04/02/2026 04 PM PDT           10.69            863         -      Not Applicable
  04/02/2026 05 PM PDT           10.67            849         -      Not Applicable
  04/02/2026 06 PM PDT           10.65            835         -      Not Applicable
  04/02/2026 07 PM PDT           10.63            822         -      Not Applicable
  04/02/2026 08 PM PDT           10.61            809         -      Not Applicable
  04/02/2026 09 PM PDT           10.59            795         -      Not Applicable
  04/02/2026 10 PM PDT           10.57            782         -      Not Applicable
  04/02/2026 11 PM PDT           10.55            769         -      Not Applicable
  04/03/2026 12 AM PDT           10.54            762         -      Not Applicable
  04/03/2026 01 AM PDT           10.52            750         -      Not Applicable
  04/03/2026 02 AM PDT           10.51            743         -      Not Applicable
  04/03/2026 03 AM PDT           10.49            731         -      Not Applicable
  04/03/2026 04 AM PDT           10.48            724         -      Not Applicable
  04/03/2026 05 AM PDT           10.46            712         -      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.