CNRFC - Hydrology - River Guidance - Tabular Data

Location:

# NOTE 1: # NOTE 2: # NOTE 3: # NOTE 4:

KLAMATHRUSNAPSOUTHBAYSALINASSOCALSANDIEGOUPRSACLWRSACFTHRYUBAAMERICANCAPUTAHTULARESANJOAQNSANJOAQESIERRAHUMBOLDT = window.location.search; = new URLSearchParams(queryString); = window.location.href.split('?')[0] + "?" + urlParams.toString(); class="head">MCCLOUD RIVER - SHASTA LAKE (MSSC1)
Latitude: 40.95º N Longitude: 122.22º W Elevation: 1100 Feet Forecast Type: Unofficial Location
Location: Shasta County in California Bulletin Group: Upper Sacramento River Group: Upper Sacramento
Issuance Time: Apr 21 2026 at 2:00 PM PDT Next Issuance: Apr 22 2026 at 9:00 AM PDT width="16%">
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information River - Above Shasta Lake (MSSC1) 04/21/2026 at 02:02 PM PDT Date & Time of Maximum Observed: 04/21/2026 at 01:00 PM PDT 10.60 Feet 802 cfs & Time of Maximum Forecast: 04/22/2026 at 05:00 AM PDT 11.00 Feet 1084 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 10.48 724 Not Applicable 10.48 724 0 Not Applicable 10.48 724 0 Not Applicable 10.47 718 - Not Applicable 10.47 718 0 Not Applicable 10.46 712 - Not Applicable 10.46 712 0 Not Applicable 10.46 712 0 Not Applicable 10.45 705 - Not Applicable 10.45 705 0 Not Applicable 10.45 705 0 Not Applicable 10.45 705 0 Not Applicable 10.44 699 - Not Applicable 10.44 699 0 Not Applicable 10.44 699 0 Not Applicable 10.43 693 - Not Applicable 10.43 693 0 Not Applicable 10.43 693 0 Not Applicable 10.42 687 - Not Applicable 10.42 687 0 Not Applicable 10.42 687 0 Not Applicable 10.42 687 0 Not Applicable 10.42 687 0 Not Applicable 10.42 687 0 Not Applicable 10.41 681 - Not Applicable 10.41 681 0 Not Applicable 10.41 681 0 Not Applicable 10.41 681 0 Not Applicable 10.41 681 0 Not Applicable 10.41 681 0 Not Applicable 10.40 675 - Not Applicable 10.40 675 0 Not Applicable 10.40 675 0 Not Applicable 10.40 675 0 Not Applicable 10.40 675 0 Not Applicable 10.39 669 - Not Applicable 10.39 669 0 Not Applicable 10.39 669 0 Not Applicable 10.39 669 0 Not Applicable 10.39 669 0 Not Applicable 10.38 663 - Not Applicable 10.38 663 0 Not Applicable 10.38 663 0 Not Applicable 10.38 663 0 Not Applicable 10.38 663 0 Not Applicable 10.38 663 0 Not Applicable 10.38 663 0 Not Applicable 10.37 656 - Not Applicable 10.37 656 0 Not Applicable 10.37 656 0 Not Applicable 10.36 650 - Not Applicable 10.36 650 0 Not Applicable 10.36 650 0 Not Applicable 10.36 650 0 Not Applicable 10.35 644 - Not Applicable 10.35 644 0 Not Applicable 10.35 644 0 Not Applicable 10.35 644 0 Not Applicable 10.35 644 0 Not Applicable 10.35 644 0 Not Applicable 10.35 644 0 Not Applicable 10.35 644 0 Not Applicable 10.34 638 - Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.34 638 0 Not Applicable 10.33 632 - Not Applicable 10.33 632 0 Not Applicable 10.33 632 0 Not Applicable 10.33 632 0 Not Applicable 10.32 627 - Not Applicable 10.32 627 0 Not Applicable 10.32 627 0 Not Applicable 10.32 627 0 Not Applicable 10.32 627 0 Not Applicable 10.32 627 0 Not Applicable 10.31 621 - Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.31 621 0 Not Applicable 10.30 615 - Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.30 615 0 Not Applicable 10.31 621 + Not Applicable 10.31 621 0 Not Applicable 10.33 632 + Not Applicable 10.33 632 0 Not Applicable 10.35 644 + Not Applicable 10.36 650 + Not Applicable 10.37 656 + Not Applicable 10.38 663 + Not Applicable 10.41 681 + Not Applicable 10.42 687 + Not Applicable 10.45 705 + Not Applicable 10.46 712 + Not Applicable 10.47 718 + Not Applicable 10.49 731 + Not Applicable 10.50 737 + Not Applicable 10.51 743 + Not Applicable 10.56 775 + Not Applicable 10.60 802 + Not Applicable Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 10.65 835 Not Applicable 10.69 863 + Not Applicable 10.74 898 + Not Applicable 10.78 926 + Not Applicable 10.81 948 + Not Applicable 10.84 970 + Not Applicable 10.87 992 + Not Applicable 10.90 1014 + Not Applicable 10.93 1035 + Not Applicable 10.96 1056 + Not Applicable 10.96 1056 0 Not Applicable 10.97 1063 + Not Applicable 10.98 1070 + Not Applicable 10.98 1070 0 Not Applicable 10.99 1077 + Not Applicable 11.00 1084 + Not Applicable 10.99 1077 - Not Applicable 10.98 1070 - Not Applicable 10.98 1070 0 Not Applicable 10.97 1063 - Not Applicable 10.96 1056 - Not Applicable 10.96 1056 0 Not Applicable 10.94 1042 - Not Applicable 10.91 1021 - Not Applicable 10.89 1006 - Not Applicable 10.87 992 - Not Applicable 10.85 977 - Not Applicable 10.83 962 - Not Applicable 10.82 955 - Not Applicable 10.80 941 - Not Applicable 10.79 934 - Not Applicable 10.77 919 - Not Applicable 10.75 905 - Not Applicable 10.74 898 - Not Applicable 10.73 891 - Not Applicable 10.72 884 - Not Applicable 10.71 877 - Not Applicable 10.70 870 - Not Applicable 10.69 863 - Not Applicable 10.69 863 0 Not Applicable 10.68 856 - Not Applicable 10.67 849 - Not Applicable 10.66 842 - Not Applicable 10.66 842 0 Not Applicable 10.65 835 - Not Applicable 10.64 829 - Not Applicable 10.64 829 0 Not Applicable 10.64 829 0 Not Applicable 10.63 822 - Not Applicable 10.63 822 0 Not Applicable 10.62 815 - Not Applicable 10.62 815 0 Not Applicable 10.61 809 - Not Applicable 10.61 809 0 Not Applicable 10.61 809 0 Not Applicable 10.60 802 - Not Applicable 10.60 802 0 Not Applicable 10.60 802 0 Not Applicable 10.60 802 0 Not Applicable 10.60 802 0 Not Applicable 10.60 802 0 Not Applicable 10.60 802 0 Not Applicable 10.60 802 0 Not Applicable 10.61 809 + Not Applicable 10.61 809 0 Not Applicable 10.61 809 0 Not Applicable 10.61 809 0 Not Applicable 10.61 809 0 Not Applicable 10.62 815 + Not Applicable 10.62 815 0 Not Applicable 10.61 809 - Not Applicable 10.61 809 0 Not Applicable 10.60 802 - Not Applicable 10.60 802 0 Not Applicable 10.59 795 - Not Applicable 10.59 795 0 Not Applicable 10.58 789 - Not Applicable 10.57 782 - Not Applicable 10.57 782 0 Not Applicable 10.56 775 - Not Applicable 10.55 769 - Not Applicable 10.55 769 0 Not Applicable 10.54 762 - Not Applicable 10.54 762 0 Not Applicable 10.53 756 - Not Applicable 10.53 756 0 Not Applicable 10.52 750 - Not Applicable 10.51 743 - Not Applicable 10.51 743 0 Not Applicable 10.50 737 - Not Applicable 10.50 737 0 Not Applicable 10.49 731 - Not Applicable 10.49 731 0 Not Applicable 10.48 724 - Not Applicable 10.48 724 0 Not Applicable 10.47 718 - Not Applicable 10.47 718 0 Not Applicable 10.47 718 0 Not Applicable 10.46 712 - Not Applicable 10.46 712 0 Not Applicable 10.45 705 - Not Applicable 10.45 705 0 Not Applicable 10.45 705 0 Not Applicable 10.44 699 - Not Applicable 10.44 699 0 Not Applicable 10.43 693 - Not Applicable 10.43 693 0 Not Applicable 10.43 693 0 Not Applicable 10.43 693 0 Not Applicable 10.42 687 - Not Applicable 10.42 687 0 Not Applicable 10.42 687 0 Not Applicable Stages are rounded to the nearest hundredth (.01) of a foot. Flows are rounded to the nearest (1) cfs. Trends are determined using hourly change in unrounded stage and flow. Maximum Values are determined using unrounded stage and flow. End Web Content -->
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