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: Apr 12 2026 at 7:59 AM PDTNext Issuance: Apr 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: McCloud River - Above Shasta Lake (MSSC1)
#
# File Generation Time:  04/12/2026 at 08:01 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/12/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       10.94 Feet
# Maximum Observed Flow:                        1042 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/12/2026 at 09:00 PM PDT
# Maximum Forecast Stage:                       11.15 Feet
# Maximum Forecast Flow:                        1193 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/07/2026 08 AM PDT           10.14            526                Not Applicable
  04/07/2026 09 AM PDT           10.14            526         0      Not Applicable
  04/07/2026 10 AM PDT           10.14            526         0      Not Applicable
  04/07/2026 11 AM PDT           10.14            526         0      Not Applicable
  04/07/2026 12 PM PDT           10.14            526         0      Not Applicable
  04/07/2026 01 PM PDT           10.14            526         0      Not Applicable
  04/07/2026 02 PM PDT           10.14            526         0      Not Applicable
  04/07/2026 03 PM PDT           10.14            526         0      Not Applicable
  04/07/2026 04 PM PDT           10.13            521         -      Not Applicable
  04/07/2026 05 PM PDT           10.13            521         0      Not Applicable
  04/07/2026 06 PM PDT           10.13            521         0      Not Applicable
  04/07/2026 07 PM PDT           10.13            521         0      Not Applicable
  04/07/2026 08 PM PDT           10.13            521         0      Not Applicable
  04/07/2026 09 PM PDT           10.13            521         0      Not Applicable
  04/07/2026 10 PM PDT           10.13            521         0      Not Applicable
  04/07/2026 11 PM PDT           10.13            521         0      Not Applicable
  04/08/2026 12 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 01 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 02 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 03 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 04 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 05 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 06 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 07 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 08 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 09 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 10 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 11 AM PDT           10.13            521         0      Not Applicable
  04/08/2026 12 PM PDT           10.13            521         0      Not Applicable
  04/08/2026 01 PM PDT           10.13            521         0      Not Applicable
  04/08/2026 02 PM PDT           10.13            521         0      Not Applicable
  04/08/2026 03 PM PDT           10.12            515         -      Not Applicable
  04/08/2026 04 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 05 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 06 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 07 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 08 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 09 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 10 PM PDT           10.12            515         0      Not Applicable
  04/08/2026 11 PM PDT           10.12            515         0      Not Applicable
  04/09/2026 12 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 01 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 02 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 03 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 04 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 05 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 06 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 07 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 08 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 09 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 10 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 11 AM PDT           10.12            515         0      Not Applicable
  04/09/2026 12 PM PDT           10.12            515         0      Not Applicable
  04/09/2026 01 PM PDT           10.12            515         0      Not Applicable
  04/09/2026 02 PM PDT           10.12            515         0      Not Applicable
  04/09/2026 03 PM PDT           10.12            515         0      Not Applicable
  04/09/2026 04 PM PDT           10.12            515         0      Not Applicable
  04/09/2026 05 PM PDT           10.11            510         -      Not Applicable
  04/09/2026 06 PM PDT           10.11            510         0      Not Applicable
  04/09/2026 07 PM PDT           10.11            510         0      Not Applicable
  04/09/2026 08 PM PDT           10.11            510         0      Not Applicable
  04/09/2026 09 PM PDT           10.11            510         0      Not Applicable
  04/09/2026 10 PM PDT           10.11            510         0      Not Applicable
  04/09/2026 11 PM PDT           10.11            510         0      Not Applicable
  04/10/2026 12 AM PDT           10.11            510         0      Not Applicable
  04/10/2026 01 AM PDT           10.11            510         0      Not Applicable
  04/10/2026 02 AM PDT           10.11            510         0      Not Applicable
  04/10/2026 03 AM PDT           10.12            515         +      Not Applicable
  04/10/2026 04 AM PDT           10.12            515         0      Not Applicable
  04/10/2026 05 AM PDT           10.11            510         -      Not Applicable
  04/10/2026 06 AM PDT           10.12            515         +      Not Applicable
  04/10/2026 07 AM PDT           10.12            515         0      Not Applicable
  04/10/2026 08 AM PDT           10.12            515         0      Not Applicable
  04/10/2026 09 AM PDT           10.12            515         0      Not Applicable
  04/10/2026 10 AM PDT           10.12            515         0      Not Applicable
  04/10/2026 11 AM PDT           10.12            515         0      Not Applicable
  04/10/2026 12 PM PDT           10.12            515         0      Not Applicable
  04/10/2026 01 PM PDT           10.12            515         0      Not Applicable
  04/10/2026 02 PM PDT           10.12            515         0      Not Applicable
  04/10/2026 03 PM PDT           10.12            515         0      Not Applicable
  04/10/2026 04 PM PDT           10.13            521         +      Not Applicable
  04/10/2026 05 PM PDT           10.13            521         0      Not Applicable
  04/10/2026 06 PM PDT           10.13            521         0      Not Applicable
  04/10/2026 07 PM PDT           10.14            526         +      Not Applicable
  04/10/2026 08 PM PDT           10.17            542         +      Not Applicable
  04/10/2026 09 PM PDT           10.18            548         +      Not Applicable
  04/10/2026 10 PM PDT           10.19            553         +      Not Applicable
  04/10/2026 11 PM PDT           10.21            564         +      Not Applicable
  04/11/2026 12 AM PDT           10.23            575         +      Not Applicable
  04/11/2026 01 AM PDT           10.24            581         +      Not Applicable
  04/11/2026 02 AM PDT           10.26            592         +      Not Applicable
  04/11/2026 03 AM PDT           10.28            603         +      Not Applicable
  04/11/2026 04 AM PDT           10.30            615         +      Not Applicable
  04/11/2026 05 AM PDT           10.32            627         +      Not Applicable
  04/11/2026 06 AM PDT           10.35            644         +      Not Applicable
  04/11/2026 07 AM PDT           10.38            663         +      Not Applicable
  04/11/2026 08 AM PDT           10.44            699         +      Not Applicable
  04/11/2026 09 AM PDT           10.48            724         +      Not Applicable
  04/11/2026 10 AM PDT           10.52            750         +      Not Applicable
  04/11/2026 11 AM PDT           10.57            782         +      Not Applicable
  04/11/2026 12 PM PDT           10.59            795         +      Not Applicable
  04/11/2026 01 PM PDT           10.59            795         0      Not Applicable
  04/11/2026 02 PM PDT           10.60            802         +      Not Applicable
  04/11/2026 03 PM PDT           10.62            815         +      Not Applicable
  04/11/2026 04 PM PDT           10.62            815         0      Not Applicable
  04/11/2026 05 PM PDT           10.63            822         +      Not Applicable
  04/11/2026 06 PM PDT           10.63            822         0      Not Applicable
  04/11/2026 07 PM PDT           10.64            829         +      Not Applicable
  04/11/2026 08 PM PDT           10.68            856         +      Not Applicable
  04/11/2026 09 PM PDT           10.72            884         +      Not Applicable
  04/11/2026 10 PM PDT           10.75            905         +      Not Applicable
  04/11/2026 11 PM PDT           10.79            934         +      Not Applicable
  04/12/2026 12 AM PDT           10.84            970         +      Not Applicable
  04/12/2026 01 AM PDT           10.87            992         +      Not Applicable
  04/12/2026 02 AM PDT           10.90           1014         +      Not Applicable
  04/12/2026 03 AM PDT           10.90           1014         0      Not Applicable
  04/12/2026 04 AM PDT           10.90           1014         0      Not Applicable
  04/12/2026 05 AM PDT           10.92           1028         +      Not Applicable
  04/12/2026 06 AM PDT           10.93           1035         +      Not Applicable
  04/12/2026 07 AM PDT           10.94           1042         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/12/2026 08 AM PDT           10.97           1063                Not Applicable
  04/12/2026 09 AM PDT           11.00           1084         +      Not Applicable
  04/12/2026 10 AM PDT           11.03           1105         +      Not Applicable
  04/12/2026 11 AM PDT           11.06           1127         +      Not Applicable
  04/12/2026 12 PM PDT           11.07           1134         +      Not Applicable
  04/12/2026 01 PM PDT           11.09           1149         +      Not Applicable
  04/12/2026 02 PM PDT           11.10           1156         +      Not Applicable
  04/12/2026 03 PM PDT           11.11           1163         +      Not Applicable
  04/12/2026 04 PM PDT           11.13           1178         +      Not Applicable
  04/12/2026 05 PM PDT           11.14           1185         +      Not Applicable
  04/12/2026 06 PM PDT           11.14           1185         0      Not Applicable
  04/12/2026 07 PM PDT           11.14           1185         0      Not Applicable
  04/12/2026 08 PM PDT           11.14           1185         0      Not Applicable
  04/12/2026 09 PM PDT           11.15           1193         +      Not Applicable
  04/12/2026 10 PM PDT           11.15           1193         0      Not Applicable
  04/12/2026 11 PM PDT           11.15           1193         0      Not Applicable
  04/13/2026 12 AM PDT           11.14           1185         -      Not Applicable
  04/13/2026 01 AM PDT           11.13           1178         -      Not Applicable
  04/13/2026 02 AM PDT           11.12           1170         -      Not Applicable
  04/13/2026 03 AM PDT           11.11           1163         -      Not Applicable
  04/13/2026 04 AM PDT           11.10           1156         -      Not Applicable
  04/13/2026 05 AM PDT           11.09           1149         -      Not Applicable
  04/13/2026 06 AM PDT           11.05           1120         -      Not Applicable
  04/13/2026 07 AM PDT           11.03           1105         -      Not Applicable
  04/13/2026 08 AM PDT           10.99           1077         -      Not Applicable
  04/13/2026 09 AM PDT           10.96           1056         -      Not Applicable
  04/13/2026 10 AM PDT           10.93           1035         -      Not Applicable
  04/13/2026 11 AM PDT           10.90           1014         -      Not Applicable
  04/13/2026 12 PM PDT           10.88            999         -      Not Applicable
  04/13/2026 01 PM PDT           10.87            992         -      Not Applicable
  04/13/2026 02 PM PDT           10.85            977         -      Not Applicable
  04/13/2026 03 PM PDT           10.84            970         -      Not Applicable
  04/13/2026 04 PM PDT           10.82            955         -      Not Applicable
  04/13/2026 05 PM PDT           10.80            941         -      Not Applicable
  04/13/2026 06 PM PDT           10.79            934         -      Not Applicable
  04/13/2026 07 PM PDT           10.79            934         0      Not Applicable
  04/13/2026 08 PM PDT           10.78            926         -      Not Applicable
  04/13/2026 09 PM PDT           10.77            919         -      Not Applicable
  04/13/2026 10 PM PDT           10.76            912         -      Not Applicable
  04/13/2026 11 PM PDT           10.75            905         -      Not Applicable
  04/14/2026 12 AM PDT           10.74            898         -      Not Applicable
  04/14/2026 01 AM PDT           10.74            898         0      Not Applicable
  04/14/2026 02 AM PDT           10.73            891         -      Not Applicable
  04/14/2026 03 AM PDT           10.72            884         -      Not Applicable
  04/14/2026 04 AM PDT           10.72            884         0      Not Applicable
  04/14/2026 05 AM PDT           10.71            877         -      Not Applicable
  04/14/2026 06 AM PDT           10.71            877         0      Not Applicable
  04/14/2026 07 AM PDT           10.70            870         -      Not Applicable
  04/14/2026 08 AM PDT           10.70            870         0      Not Applicable
  04/14/2026 09 AM PDT           10.70            870         0      Not Applicable
  04/14/2026 10 AM PDT           10.69            863         -      Not Applicable
  04/14/2026 11 AM PDT           10.69            863         0      Not Applicable
  04/14/2026 12 PM PDT           10.69            863         0      Not Applicable
  04/14/2026 01 PM PDT           10.68            856         -      Not Applicable
  04/14/2026 02 PM PDT           10.68            856         0      Not Applicable
  04/14/2026 03 PM PDT           10.68            856         0      Not Applicable
  04/14/2026 04 PM PDT           10.67            849         -      Not Applicable
  04/14/2026 05 PM PDT           10.67            849         0      Not Applicable
  04/14/2026 06 PM PDT           10.67            849         0      Not Applicable
  04/14/2026 07 PM PDT           10.66            842         -      Not Applicable
  04/14/2026 08 PM PDT           10.66            842         0      Not Applicable
  04/14/2026 09 PM PDT           10.66            842         0      Not Applicable
  04/14/2026 10 PM PDT           10.66            842         0      Not Applicable
  04/14/2026 11 PM PDT           10.66            842         0      Not Applicable
  04/15/2026 12 AM PDT           10.66            842         0      Not Applicable
  04/15/2026 01 AM PDT           10.67            849         +      Not Applicable
  04/15/2026 02 AM PDT           10.67            849         0      Not Applicable
  04/15/2026 03 AM PDT           10.67            849         0      Not Applicable
  04/15/2026 04 AM PDT           10.68            856         +      Not Applicable
  04/15/2026 05 AM PDT           10.68            856         0      Not Applicable
  04/15/2026 06 AM PDT           10.68            856         0      Not Applicable
  04/15/2026 07 AM PDT           10.69            863         +      Not Applicable
  04/15/2026 08 AM PDT           10.69            863         0      Not Applicable
  04/15/2026 09 AM PDT           10.70            870         +      Not Applicable
  04/15/2026 10 AM PDT           10.70            870         0      Not Applicable
  04/15/2026 11 AM PDT           10.71            877         +      Not Applicable
  04/15/2026 12 PM PDT           10.71            877         0      Not Applicable
  04/15/2026 01 PM PDT           10.72            884         +      Not Applicable
  04/15/2026 02 PM PDT           10.72            884         0      Not Applicable
  04/15/2026 03 PM PDT           10.73            891         +      Not Applicable
  04/15/2026 04 PM PDT           10.73            891         0      Not Applicable
  04/15/2026 05 PM PDT           10.73            891         0      Not Applicable
  04/15/2026 06 PM PDT           10.73            891         0      Not Applicable
  04/15/2026 07 PM PDT           10.74            898         +      Not Applicable
  04/15/2026 08 PM PDT           10.74            898         0      Not Applicable
  04/15/2026 09 PM PDT           10.74            898         0      Not Applicable
  04/15/2026 10 PM PDT           10.74            898         0      Not Applicable
  04/15/2026 11 PM PDT           10.74            898         0      Not Applicable
  04/16/2026 12 AM PDT           10.75            905         +      Not Applicable
  04/16/2026 01 AM PDT           10.75            905         0      Not Applicable
  04/16/2026 02 AM PDT           10.75            905         0      Not Applicable
  04/16/2026 03 AM PDT           10.76            912         +      Not Applicable
  04/16/2026 04 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 05 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 06 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 07 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 08 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 09 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 10 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 11 AM PDT           10.76            912         0      Not Applicable
  04/16/2026 12 PM PDT           10.75            905         -      Not Applicable
  04/16/2026 01 PM PDT           10.74            898         -      Not Applicable
  04/16/2026 02 PM PDT           10.73            891         -      Not Applicable
  04/16/2026 03 PM PDT           10.73            891         0      Not Applicable
  04/16/2026 04 PM PDT           10.72            884         -      Not Applicable
  04/16/2026 05 PM PDT           10.71            877         -      Not Applicable
  04/16/2026 06 PM PDT           10.70            870         -      Not Applicable
  04/16/2026 07 PM PDT           10.70            870         0      Not Applicable
  04/16/2026 08 PM PDT           10.69            863         -      Not Applicable
  04/16/2026 09 PM PDT           10.68            856         -      Not Applicable
  04/16/2026 10 PM PDT           10.67            849         -      Not Applicable
  04/16/2026 11 PM PDT           10.67            849         0      Not Applicable
  04/17/2026 12 AM PDT           10.66            842         -      Not Applicable
  04/17/2026 01 AM PDT           10.65            835         -      Not Applicable
  04/17/2026 02 AM PDT           10.65            835         0      Not Applicable
  04/17/2026 03 AM PDT           10.64            829         -      Not Applicable
  04/17/2026 04 AM PDT           10.64            829         0      Not Applicable
  04/17/2026 05 AM PDT           10.63            822         -      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.