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

 | 

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: Jun 05 2026 at 7:39 AM PDTNext Issuance: Jun 06 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:  06/05/2026 at 07:41 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/31/2026 at 11:00 AM PDT
# Maximum Observed Stage:                       10.02 Feet
# Maximum Observed Flow:                        464 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/05/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       9.94 Feet
# Maximum Forecast Flow:                        425 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/31/2026 07 AM PDT           10.02            464                Not Applicable
  05/31/2026 08 AM PDT           10.02            464         0      Not Applicable
  05/31/2026 09 AM PDT           10.02            464         0      Not Applicable
  05/31/2026 10 AM PDT           10.02            464         0      Not Applicable
  05/31/2026 11 AM PDT           10.02            464         0      Not Applicable
  05/31/2026 12 PM PDT           10.01            459         -      Not Applicable
  05/31/2026 01 PM PDT           10.01            459         0      Not Applicable
  05/31/2026 02 PM PDT           10.01            459         0      Not Applicable
  05/31/2026 03 PM PDT           10.01            459         0      Not Applicable
  05/31/2026 04 PM PDT           10.01            459         0      Not Applicable
  05/31/2026 05 PM PDT           10.01            459         0      Not Applicable
  05/31/2026 06 PM PDT           10.00            454         -      Not Applicable
  05/31/2026 07 PM PDT           10.00            454         0      Not Applicable
  05/31/2026 08 PM PDT           10.00            454         0      Not Applicable
  05/31/2026 09 PM PDT            9.99            449         -      Not Applicable
  05/31/2026 10 PM PDT            9.99            449         0      Not Applicable
  05/31/2026 11 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 12 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 01 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 02 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 03 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 04 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 05 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 06 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 07 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 08 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 09 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 10 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 11 AM PDT            9.99            449         0      Not Applicable
  06/01/2026 12 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 01 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 02 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 03 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 04 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 05 PM PDT            9.99            449         0      Not Applicable
  06/01/2026 06 PM PDT            9.98            444         -      Not Applicable
  06/01/2026 07 PM PDT            9.98            444         0      Not Applicable
  06/01/2026 08 PM PDT            9.98            444         0      Not Applicable
  06/01/2026 09 PM PDT            9.97            439         -      Not Applicable
  06/01/2026 10 PM PDT            9.97            439         0      Not Applicable
  06/01/2026 11 PM PDT            9.97            439         0      Not Applicable
  06/02/2026 12 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 01 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 02 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 03 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 04 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 05 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 06 AM PDT            9.97            439         0      Not Applicable
  06/02/2026 07 AM PDT            9.98            444         +      Not Applicable
  06/02/2026 08 AM PDT            9.98            444         0      Not Applicable
  06/02/2026 09 AM PDT            9.98            444         0      Not Applicable
  06/02/2026 10 AM PDT            9.98            444         0      Not Applicable
  06/02/2026 11 AM PDT            9.98            444         0      Not Applicable
  06/02/2026 12 PM PDT            9.98            444         0      Not Applicable
  06/02/2026 01 PM PDT            9.98            444         0      Not Applicable
  06/02/2026 02 PM PDT            9.98            444         0      Not Applicable
  06/02/2026 03 PM PDT            9.98            444         0      Not Applicable
  06/02/2026 04 PM PDT            9.97            439         -      Not Applicable
  06/02/2026 05 PM PDT            9.97            439         0      Not Applicable
  06/02/2026 06 PM PDT            9.97            439         0      Not Applicable
  06/02/2026 07 PM PDT            9.97            439         0      Not Applicable
  06/02/2026 08 PM PDT            9.97            439         0      Not Applicable
  06/02/2026 09 PM PDT            9.96            434         -      Not Applicable
  06/02/2026 10 PM PDT            9.96            434         0      Not Applicable
  06/02/2026 11 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 12 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 01 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 02 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 03 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 04 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 05 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 06 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 07 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 08 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 09 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 10 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 11 AM PDT            9.96            434         0      Not Applicable
  06/03/2026 12 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 01 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 02 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 03 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 04 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 05 PM PDT            9.96            434         0      Not Applicable
  06/03/2026 06 PM PDT            9.95            429         -      Not Applicable
  06/03/2026 07 PM PDT            9.95            429         0      Not Applicable
  06/03/2026 08 PM PDT            9.95            429         0      Not Applicable
  06/03/2026 09 PM PDT            9.94            425         -      Not Applicable
  06/03/2026 10 PM PDT            9.94            425         0      Not Applicable
  06/03/2026 11 PM PDT            9.94            425         0      Not Applicable
  06/04/2026 12 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 01 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 02 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 03 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 04 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 05 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 06 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 07 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 08 AM PDT            9.94            425         0      Not Applicable
  06/04/2026 09 AM PDT            9.95            429         +      Not Applicable
  06/04/2026 10 AM PDT            9.95            429         0      Not Applicable
  06/04/2026 11 AM PDT            9.95            429         0      Not Applicable
  06/04/2026 12 PM PDT            9.95            429         0      Not Applicable
  06/04/2026 01 PM PDT            9.95            429         0      Not Applicable
  06/04/2026 02 PM PDT            9.95            429         0      Not Applicable
  06/04/2026 03 PM PDT            9.95            429         0      Not Applicable
  06/04/2026 04 PM PDT            9.95            429         0      Not Applicable
  06/04/2026 05 PM PDT            9.95            429         0      Not Applicable
  06/04/2026 06 PM PDT            9.94            425         -      Not Applicable
  06/04/2026 07 PM PDT            9.94            425         0      Not Applicable
  06/04/2026 08 PM PDT            9.94            425         0      Not Applicable
  06/04/2026 09 PM PDT            9.94            425         0      Not Applicable
  06/04/2026 10 PM PDT            9.93            420         -      Not Applicable
  06/04/2026 11 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 12 AM PDT            9.93            420         0      Not Applicable
  06/05/2026 01 AM PDT            9.93            420         0      Not Applicable
  06/05/2026 02 AM PDT            9.93            420         0      Not Applicable
  06/05/2026 03 AM PDT            9.93            420         0      Not Applicable
  06/05/2026 04 AM PDT            9.93            420         0      Not Applicable
  06/05/2026 05 AM PDT            9.94            425         +      Not Applicable
  06/05/2026 06 AM PDT            9.94            425         0      Not Applicable
  06/05/2026 07 AM PDT            9.94            425         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/05/2026 08 AM PDT            9.94            425                Not Applicable
  06/05/2026 09 AM PDT            9.94            425         0      Not Applicable
  06/05/2026 10 AM PDT            9.94            425         0      Not Applicable
  06/05/2026 11 AM PDT            9.94            425         0      Not Applicable
  06/05/2026 12 PM PDT            9.94            425         0      Not Applicable
  06/05/2026 01 PM PDT            9.94            425         0      Not Applicable
  06/05/2026 02 PM PDT            9.93            420         -      Not Applicable
  06/05/2026 03 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 04 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 05 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 06 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 07 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 08 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 09 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 10 PM PDT            9.93            420         0      Not Applicable
  06/05/2026 11 PM PDT            9.92            415         -      Not Applicable
  06/06/2026 12 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 01 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 02 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 03 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 04 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 05 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 06 AM PDT            9.92            415         0      Not Applicable
  06/06/2026 07 AM PDT            9.91            411         -      Not Applicable
  06/06/2026 08 AM PDT            9.91            411         0      Not Applicable
  06/06/2026 09 AM PDT            9.91            411         0      Not Applicable
  06/06/2026 10 AM PDT            9.91            411         0      Not Applicable
  06/06/2026 11 AM PDT            9.91            411         0      Not Applicable
  06/06/2026 12 PM PDT            9.91            411         0      Not Applicable
  06/06/2026 01 PM PDT            9.91            411         0      Not Applicable
  06/06/2026 02 PM PDT            9.91            411         0      Not Applicable
  06/06/2026 03 PM PDT            9.91            411         0      Not Applicable
  06/06/2026 04 PM PDT            9.90            406         -      Not Applicable
  06/06/2026 05 PM PDT            9.90            406         0      Not Applicable
  06/06/2026 06 PM PDT            9.90            406         0      Not Applicable
  06/06/2026 07 PM PDT            9.90            406         0      Not Applicable
  06/06/2026 08 PM PDT            9.90            406         0      Not Applicable
  06/06/2026 09 PM PDT            9.90            406         0      Not Applicable
  06/06/2026 10 PM PDT            9.90            406         0      Not Applicable
  06/06/2026 11 PM PDT            9.90            406         0      Not Applicable
  06/07/2026 12 AM PDT            9.90            406         0      Not Applicable
  06/07/2026 01 AM PDT            9.89            401         -      Not Applicable
  06/07/2026 02 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 03 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 04 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 05 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 06 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 07 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 08 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 09 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 10 AM PDT            9.89            401         0      Not Applicable
  06/07/2026 11 AM PDT            9.88            396         -      Not Applicable
  06/07/2026 12 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 01 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 02 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 03 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 04 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 05 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 06 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 07 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 08 PM PDT            9.88            396         0      Not Applicable
  06/07/2026 09 PM PDT            9.87            392         -      Not Applicable
  06/07/2026 10 PM PDT            9.87            392         0      Not Applicable
  06/07/2026 11 PM PDT            9.87            392         0      Not Applicable
  06/08/2026 12 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 01 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 02 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 03 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 04 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 05 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 06 AM PDT            9.87            392         0      Not Applicable
  06/08/2026 07 AM PDT            9.86            387         -      Not Applicable
  06/08/2026 08 AM PDT            9.86            387         0      Not Applicable
  06/08/2026 09 AM PDT            9.86            387         0      Not Applicable
  06/08/2026 10 AM PDT            9.86            387         0      Not Applicable
  06/08/2026 11 AM PDT            9.86            387         0      Not Applicable
  06/08/2026 12 PM PDT            9.86            387         0      Not Applicable
  06/08/2026 01 PM PDT            9.86            387         0      Not Applicable
  06/08/2026 02 PM PDT            9.86            387         0      Not Applicable
  06/08/2026 03 PM PDT            9.86            387         0      Not Applicable
  06/08/2026 04 PM PDT            9.86            387         0      Not Applicable
  06/08/2026 05 PM PDT            9.87            392         +      Not Applicable
  06/08/2026 06 PM PDT            9.87            392         0      Not Applicable
  06/08/2026 07 PM PDT            9.87            392         0      Not Applicable
  06/08/2026 08 PM PDT            9.88            396         +      Not Applicable
  06/08/2026 09 PM PDT            9.88            396         0      Not Applicable
  06/08/2026 10 PM PDT            9.88            396         0      Not Applicable
  06/08/2026 11 PM PDT            9.89            401         +      Not Applicable
  06/09/2026 12 AM PDT            9.89            401         0      Not Applicable
  06/09/2026 01 AM PDT            9.89            401         0      Not Applicable
  06/09/2026 02 AM PDT            9.89            401         0      Not Applicable
  06/09/2026 03 AM PDT            9.90            406         +      Not Applicable
  06/09/2026 04 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 05 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 06 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 07 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 08 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 09 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 10 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 11 AM PDT            9.90            406         0      Not Applicable
  06/09/2026 12 PM PDT            9.89            401         -      Not Applicable
  06/09/2026 01 PM PDT            9.89            401         0      Not Applicable
  06/09/2026 02 PM PDT            9.89            401         0      Not Applicable
  06/09/2026 03 PM PDT            9.89            401         0      Not Applicable
  06/09/2026 04 PM PDT            9.89            401         0      Not Applicable
  06/09/2026 05 PM PDT            9.89            401         0      Not Applicable
  06/09/2026 06 PM PDT            9.88            396         -      Not Applicable
  06/09/2026 07 PM PDT            9.88            396         0      Not Applicable
  06/09/2026 08 PM PDT            9.88            396         0      Not Applicable
  06/09/2026 09 PM PDT            9.87            392         -      Not Applicable
  06/09/2026 10 PM PDT            9.87            392         0      Not Applicable
  06/09/2026 11 PM PDT            9.87            392         0      Not Applicable
  06/10/2026 12 AM PDT            9.86            387         -      Not Applicable
  06/10/2026 01 AM PDT            9.86            387         0      Not Applicable
  06/10/2026 02 AM PDT            9.86            387         0      Not Applicable
  06/10/2026 03 AM PDT            9.85            382         -      Not Applicable
  06/10/2026 04 AM PDT            9.85            382         0      Not Applicable
  06/10/2026 05 AM PDT            9.85            382         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.