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

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COW CREEK - MILLVILLE (CWCC1)
Latitude: 40.51º NLongitude: 122.23º WElevation: 386 FeetForecast Type: Unofficial Location
Location: Shasta County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: May 02 2026 at 7:33 AM PDTNext Issuance: May 03 2026 at 9:00 AM PDT
Action/Monitor: 13.0 FeetMinor Flood: 17.0 FeetModerate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Cow Creek - Millville (CWCC1)
#
# File Generation Time:  05/02/2026 at 07:34 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/27/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       5.01 Feet
# Maximum Observed Flow:                        953 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/05/2026 at 01:00 AM PDT
# Maximum Forecast Stage:                       4.21 Feet
# Maximum Forecast Flow:                        566 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/27/2026 07 AM PDT            5.01            953                        Normal
  04/27/2026 08 AM PDT            5.00            947         -              Normal
  04/27/2026 09 AM PDT            4.94            915         -              Normal
  04/27/2026 10 AM PDT            4.87            879         -              Normal
  04/27/2026 11 AM PDT            4.79            838         -              Normal
  04/27/2026 12 PM PDT            4.72            802         -              Normal
  04/27/2026 01 PM PDT            4.66            773         -              Normal
  04/27/2026 02 PM PDT            4.66            773         0              Normal
  04/27/2026 03 PM PDT            4.61            748         -              Normal
  04/27/2026 04 PM PDT            4.57            729         -              Normal
  04/27/2026 05 PM PDT            4.53            710         -              Normal
  04/27/2026 06 PM PDT            4.50            696         -              Normal
  04/27/2026 07 PM PDT            4.45            673         -              Normal
  04/27/2026 08 PM PDT            4.42            659         -              Normal
  04/27/2026 09 PM PDT            4.40            650         -              Normal
  04/27/2026 10 PM PDT            4.36            632         -              Normal
  04/27/2026 11 PM PDT            4.34            623         -              Normal
  04/28/2026 12 AM PDT            4.32            614         -              Normal
  04/28/2026 01 AM PDT            4.30            605         -              Normal
  04/28/2026 02 AM PDT            4.29            601         -              Normal
  04/28/2026 03 AM PDT            4.27            592         -              Normal
  04/28/2026 04 AM PDT            4.27            592         0              Normal
  04/28/2026 05 AM PDT            4.24            579         -              Normal
  04/28/2026 06 AM PDT            4.23            575         -              Normal
  04/28/2026 07 AM PDT            4.22            571         -              Normal
  04/28/2026 08 AM PDT            4.21            566         -              Normal
  04/28/2026 09 AM PDT            4.20            562         -              Normal
  04/28/2026 10 AM PDT            4.19            558         -              Normal
  04/28/2026 11 AM PDT            4.18            554         -              Normal
  04/28/2026 12 PM PDT            4.17            549         -              Normal
  04/28/2026 01 PM PDT            4.16            545         -              Normal
  04/28/2026 02 PM PDT            4.16            545         0              Normal
  04/28/2026 03 PM PDT            4.15            541         -              Normal
  04/28/2026 04 PM PDT            4.14            537         -              Normal
  04/28/2026 05 PM PDT            4.14            537         0              Normal
  04/28/2026 06 PM PDT            4.13            533         -              Normal
  04/28/2026 07 PM PDT            4.12            528         -              Normal
  04/28/2026 08 PM PDT            4.11            524         -              Normal
  04/28/2026 09 PM PDT            4.11            524         0              Normal
  04/28/2026 10 PM PDT            4.09            516         -              Normal
  04/28/2026 11 PM PDT            4.09            516         0              Normal
  04/29/2026 12 AM PDT            4.09            516         0              Normal
  04/29/2026 01 AM PDT            4.08            512         -              Normal
  04/29/2026 02 AM PDT            4.07            508         -              Normal
  04/29/2026 03 AM PDT            4.06            504         -              Normal
  04/29/2026 04 AM PDT            4.06            504         0              Normal
  04/29/2026 05 AM PDT            4.04            496         -              Normal
  04/29/2026 06 AM PDT            4.03            492         -              Normal
  04/29/2026 07 AM PDT            4.02            488         -              Normal
  04/29/2026 08 AM PDT            4.02            488         0              Normal
  04/29/2026 09 AM PDT            4.01            484         -              Normal
  04/29/2026 10 AM PDT            4.01            484         0              Normal
  04/29/2026 11 AM PDT            4.00            480         -              Normal
  04/29/2026 12 PM PDT            4.01            484         +              Normal
  04/29/2026 01 PM PDT            4.00            480         -              Normal
  04/29/2026 02 PM PDT            4.00            480         0              Normal
  04/29/2026 03 PM PDT            4.00            480         0              Normal
  04/29/2026 04 PM PDT            3.99            476         -              Normal
  04/29/2026 05 PM PDT            3.99            476         0              Normal
  04/29/2026 06 PM PDT            3.99            476         0              Normal
  04/29/2026 07 PM PDT            3.99            476         0              Normal
  04/29/2026 08 PM PDT            3.98            472         -              Normal
  04/29/2026 09 PM PDT            3.97            468         -              Normal
  04/29/2026 10 PM PDT            3.97            468         0              Normal
  04/29/2026 11 PM PDT            3.96            464         -              Normal
  04/30/2026 12 AM PDT            3.96            464         0              Normal
  04/30/2026 01 AM PDT            3.95            460         -              Normal
  04/30/2026 02 AM PDT            3.95            460         0              Normal
  04/30/2026 03 AM PDT            3.94            456         -              Normal
  04/30/2026 04 AM PDT            3.94            456         0              Normal
  04/30/2026 05 AM PDT            3.93            453         -              Normal
  04/30/2026 06 AM PDT            3.92            449         -              Normal
  04/30/2026 07 AM PDT            3.92            449         0              Normal
  04/30/2026 08 AM PDT            3.91            445         -              Normal
  04/30/2026 09 AM PDT            3.91            445         0              Normal
  04/30/2026 10 AM PDT            3.91            445         0              Normal
  04/30/2026 11 AM PDT            3.91            445         0              Normal
  04/30/2026 12 PM PDT            3.90            441         -              Normal
  04/30/2026 01 PM PDT            3.90            441         0              Normal
  04/30/2026 02 PM PDT            3.90            441         0              Normal
  04/30/2026 03 PM PDT            3.90            441         0              Normal
  04/30/2026 04 PM PDT            3.90            441         0              Normal
  04/30/2026 05 PM PDT            3.90            441         0              Normal
  04/30/2026 06 PM PDT            3.89            437         -              Normal
  04/30/2026 07 PM PDT            3.89            437         0              Normal
  04/30/2026 08 PM PDT            3.89            437         0              Normal
  04/30/2026 09 PM PDT            3.88            433         -              Normal
  04/30/2026 10 PM PDT            3.88            433         0              Normal
  04/30/2026 11 PM PDT            3.87            430         -              Normal
  05/01/2026 12 AM PDT            3.84            418         -              Normal
  05/01/2026 01 AM PDT            3.86            426         +              Normal
  05/01/2026 02 AM PDT            3.88            433         +              Normal
  05/01/2026 03 AM PDT            3.86            426         -              Normal
  05/01/2026 04 AM PDT            3.85            422         -              Normal
  05/01/2026 05 AM PDT            3.84            418         -              Normal
  05/01/2026 06 AM PDT            3.84            418         0              Normal
  05/01/2026 07 AM PDT            3.84            418         0              Normal
  05/01/2026 08 AM PDT            3.82            411         -              Normal
  05/01/2026 09 AM PDT            3.82            411         0              Normal
  05/01/2026 10 AM PDT            3.82            411         0              Normal
  05/01/2026 11 AM PDT            3.82            411         0              Normal
  05/01/2026 12 PM PDT            3.81            407         -              Normal
  05/01/2026 01 PM PDT            3.81            407         0              Normal
  05/01/2026 02 PM PDT            3.81            407         0              Normal
  05/01/2026 03 PM PDT            3.79            400         -              Normal
  05/01/2026 04 PM PDT            3.79            400         0              Normal
  05/01/2026 05 PM PDT            3.79            400         0              Normal
  05/01/2026 06 PM PDT            3.79            400         0              Normal
  05/01/2026 07 PM PDT            3.79            400         0              Normal
  05/01/2026 08 PM PDT            3.79            400         0              Normal
  05/01/2026 09 PM PDT            3.78            396         -              Normal
  05/01/2026 10 PM PDT            3.78            396         0              Normal
  05/01/2026 11 PM PDT            3.78            396         0              Normal
  05/02/2026 12 AM PDT            3.77            392         -              Normal
  05/02/2026 01 AM PDT            3.77            392         0              Normal
  05/02/2026 02 AM PDT            3.76            389         -              Normal
  05/02/2026 03 AM PDT            3.76            389         0              Normal
  05/02/2026 04 AM PDT            3.76            389         0              Normal
  05/02/2026 05 AM PDT            3.75            385         -              Normal
  05/02/2026 06 AM PDT            3.75            385         0              Normal
  05/02/2026 07 AM PDT            3.75            385         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/02/2026 08 AM PDT            3.74            381                        Normal
  05/02/2026 09 AM PDT            3.74            381         0              Normal
  05/02/2026 10 AM PDT            3.74            381         0              Normal
  05/02/2026 11 AM PDT            3.73            377         -              Normal
  05/02/2026 12 PM PDT            3.73            377         0              Normal
  05/02/2026 01 PM PDT            3.73            377         0              Normal
  05/02/2026 02 PM PDT            3.73            377         0              Normal
  05/02/2026 03 PM PDT            3.73            377         0              Normal
  05/02/2026 04 PM PDT            3.72            374         -              Normal
  05/02/2026 05 PM PDT            3.72            374         0              Normal
  05/02/2026 06 PM PDT            3.72            374         0              Normal
  05/02/2026 07 PM PDT            3.72            374         0              Normal
  05/02/2026 08 PM PDT            3.71            370         -              Normal
  05/02/2026 09 PM PDT            3.71            370         0              Normal
  05/02/2026 10 PM PDT            3.71            370         0              Normal
  05/02/2026 11 PM PDT            3.71            370         0              Normal
  05/03/2026 12 AM PDT            3.71            370         0              Normal
  05/03/2026 01 AM PDT            3.70            366         -              Normal
  05/03/2026 02 AM PDT            3.70            366         0              Normal
  05/03/2026 03 AM PDT            3.70            366         0              Normal
  05/03/2026 04 AM PDT            3.70            366         0              Normal
  05/03/2026 05 AM PDT            3.69            363         -              Normal
  05/03/2026 06 AM PDT            3.69            363         0              Normal
  05/03/2026 07 AM PDT            3.69            363         0              Normal
  05/03/2026 08 AM PDT            3.69            363         0              Normal
  05/03/2026 09 AM PDT            3.69            363         0              Normal
  05/03/2026 10 AM PDT            3.68            359         -              Normal
  05/03/2026 11 AM PDT            3.68            359         0              Normal
  05/03/2026 12 PM PDT            3.68            359         0              Normal
  05/03/2026 01 PM PDT            3.68            359         0              Normal
  05/03/2026 02 PM PDT            3.68            359         0              Normal
  05/03/2026 03 PM PDT            3.70            366         +              Normal
  05/03/2026 04 PM PDT            3.72            374         +              Normal
  05/03/2026 05 PM PDT            3.75            385         +              Normal
  05/03/2026 06 PM PDT            3.81            407         +              Normal
  05/03/2026 07 PM PDT            3.92            449         +              Normal
  05/03/2026 08 PM PDT            3.98            472         +              Normal
  05/03/2026 09 PM PDT            3.99            476         +              Normal
  05/03/2026 10 PM PDT            3.97            468         -              Normal
  05/03/2026 11 PM PDT            3.95            460         -              Normal
  05/04/2026 12 AM PDT            3.91            445         -              Normal
  05/04/2026 01 AM PDT            3.88            433         -              Normal
  05/04/2026 02 AM PDT            3.85            422         -              Normal
  05/04/2026 03 AM PDT            3.82            411         -              Normal
  05/04/2026 04 AM PDT            3.80            404         -              Normal
  05/04/2026 05 AM PDT            3.78            396         -              Normal
  05/04/2026 06 AM PDT            3.76            389         -              Normal
  05/04/2026 07 AM PDT            3.74            381         -              Normal
  05/04/2026 08 AM PDT            3.73            377         -              Normal
  05/04/2026 09 AM PDT            3.74            381         +              Normal
  05/04/2026 10 AM PDT            3.76            389         +              Normal
  05/04/2026 11 AM PDT            3.79            400         +              Normal
  05/04/2026 12 PM PDT            3.81            407         +              Normal
  05/04/2026 01 PM PDT            3.84            418         +              Normal
  05/04/2026 02 PM PDT            3.85            422         +              Normal
  05/04/2026 03 PM PDT            3.86            426         +              Normal
  05/04/2026 04 PM PDT            3.85            422         -              Normal
  05/04/2026 05 PM PDT            3.85            422         0              Normal
  05/04/2026 06 PM PDT            3.85            422         0              Normal
  05/04/2026 07 PM PDT            3.86            426         +              Normal
  05/04/2026 08 PM PDT            3.89            437         +              Normal
  05/04/2026 09 PM PDT            3.96            464         +              Normal
  05/04/2026 10 PM PDT            4.04            496         +              Normal
  05/04/2026 11 PM PDT            4.11            524         +              Normal
  05/05/2026 12 AM PDT            4.17            549         +              Normal
  05/05/2026 01 AM PDT            4.21            566         +              Normal
  05/05/2026 02 AM PDT            4.21            566         0              Normal
  05/05/2026 03 AM PDT            4.16            545         -              Normal
  05/05/2026 04 AM PDT            4.09            516         -              Normal
  05/05/2026 05 AM PDT            4.03            492         -              Normal
  05/05/2026 06 AM PDT            3.96            464         -              Normal
  05/05/2026 07 AM PDT            3.91            445         -              Normal
  05/05/2026 08 AM PDT            3.87            430         -              Normal
  05/05/2026 09 AM PDT            3.84            418         -              Normal
  05/05/2026 10 AM PDT            3.81            407         -              Normal
  05/05/2026 11 AM PDT            3.79            400         -              Normal
  05/05/2026 12 PM PDT            3.77            392         -              Normal
  05/05/2026 01 PM PDT            3.75            385         -              Normal
  05/05/2026 02 PM PDT            3.74            381         -              Normal
  05/05/2026 03 PM PDT            3.73            377         -              Normal
  05/05/2026 04 PM PDT            3.72            374         -              Normal
  05/05/2026 05 PM PDT            3.71            370         -              Normal
  05/05/2026 06 PM PDT            3.70            366         -              Normal
  05/05/2026 07 PM PDT            3.70            366         0              Normal
  05/05/2026 08 PM PDT            3.69            363         -              Normal
  05/05/2026 09 PM PDT            3.69            363         0              Normal
  05/05/2026 10 PM PDT            3.68            359         -              Normal
  05/05/2026 11 PM PDT            3.68            359         0              Normal
  05/06/2026 12 AM PDT            3.67            356         -              Normal
  05/06/2026 01 AM PDT            3.67            356         0              Normal
  05/06/2026 02 AM PDT            3.66            352         -              Normal
  05/06/2026 03 AM PDT            3.66            352         0              Normal
  05/06/2026 04 AM PDT            3.66            352         0              Normal
  05/06/2026 05 AM PDT            3.65            348         -              Normal
  05/06/2026 06 AM PDT            3.65            348         0              Normal
  05/06/2026 07 AM PDT            3.65            348         0              Normal
  05/06/2026 08 AM PDT            3.64            345         -              Normal
  05/06/2026 09 AM PDT            3.64            345         0              Normal
  05/06/2026 10 AM PDT            3.64            345         0              Normal
  05/06/2026 11 AM PDT            3.63            341         -              Normal
  05/06/2026 12 PM PDT            3.63            341         0              Normal
  05/06/2026 01 PM PDT            3.63            341         0              Normal
  05/06/2026 02 PM PDT            3.62            338         -              Normal
  05/06/2026 03 PM PDT            3.62            338         0              Normal
  05/06/2026 04 PM PDT            3.62            338         0              Normal
  05/06/2026 05 PM PDT            3.62            338         0              Normal
  05/06/2026 06 PM PDT            3.61            334         -              Normal
  05/06/2026 07 PM PDT            3.61            334         0              Normal
  05/06/2026 08 PM PDT            3.61            334         0              Normal
  05/06/2026 09 PM PDT            3.61            334         0              Normal
  05/06/2026 10 PM PDT            3.60            331         -              Normal
  05/06/2026 11 PM PDT            3.60            331         0              Normal
  05/07/2026 12 AM PDT            3.60            331         0              Normal
  05/07/2026 01 AM PDT            3.60            331         0              Normal
  05/07/2026 02 AM PDT            3.59            327         -              Normal
  05/07/2026 03 AM PDT            3.59            327         0              Normal
  05/07/2026 04 AM PDT            3.59            327         0              Normal
  05/07/2026 05 AM PDT            3.58            324         -              Normal
#
# 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.