CNRFC Ensemble Plot for MMCC1

Short-Rng Pks	10D Prob	10 Accum
4x5D Prob	Mnth Prob	Seas Trnd
WY Trend	WY Accum	Multi-Yr Accum
Historical	Verification	Custom

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MCCLOUD RIVER - MCCLOUD (MMCC1)

Latitude:
41.19º N

Longitude:
122.06º W

Elevation:
2711 Feet

Location: Siskiyou County in CA

River Group: Upper Sacramento

Issuance Time:

May 10 2025 at 7:31 AM PDT

Please Note:

Flow data on this product are unregulated / full natural flow.

Historical Flows

Water Year Seasonal (Apr-Jul)

Year		Annual Flow	3-Year Mean
1932	-1199232000000	441.0
1933	-1167609600000	437.7
1934	-1136073600000	447.4	442.0
1935	-1104537600000	484.0	456.4
1936	-1073001600000	492.8	474.7
1937	-1041379200000	479.7	485.5
1938	-1009843200000	809.8	594.1
1939	-978307200000	572.8	620.8
1940	-946771200000	710.5	697.7
1941	-915148800000	844.0	709.1
1942	-883612800000	855.4	803.3
1943	-852076800000	727.0	808.8
1944	-820540800000	592.3	724.9
1945	-788918400000	586.2	635.2
1946	-757382400000	644.0	607.5
1947	-725846400000	565.9	598.7
1948	-694310400000	602.6	604.2
1949	-662688000000	566.5	578.3
1950	-631152000000	556.6	575.2
1951	-599616000000	656.9	593.4
1952	-568080000000	723.1	645.6
1953	-536457600000	730.5	703.5
1954	-504921600000	768.2	740.6
1955	-473385600000	624.4	707.7
1956	-441849600000	868.0	753.6
1957	-410227200000	703.9	732.1
1958	-378691200000	914.3	828.7
1959	-347155200000	771.1	796.4
1960	-315619200000	678.9	788.1
1961	-283996800000	646.6	698.9
1962	-252460800000	649.3	658.3
1963	-220924800000	763.2	686.4
1964	-189388800000	619.7	677.4
1965	-157766400000	731.5	704.8
1966	-126230400000	648.5	666.6
1967	-94694400000	764.5	714.8
1968	-63158400000	662.1	691.7
1969	-31536000000	773.9	733.5
1970	0000	833.4	756.4
1971	31536000000	750.9	786.0
1972	63072000000	662.3	748.9
1973	94694400000	682.1	698.4
1974	126230400000	1018.0	787.5
1975	157766400000	786.2	828.8
1976	189302400000	607.6	803.9
1977	220924800000	502.1	632.0
1978	252460800000	707.7	605.8
1979	283996800000	537.8	582.6
1980	315532800000	622.2	622.6
1981	347155200000	531.6	563.8
1982	378691200000	791.0	648.3
1983	410227200000	971.3	764.6
1984	441763200000	826.4	862.9
1985	473385600000	627.4	808.4
1986	504921600000	718.5	724.1
1987	536457600000	562.8	636.2
1988	567993600000	508.5	596.6
1989	599616000000	534.6	535.3
1990	631152000000	484.9	509.3
1991	662688000000	440.0	486.5
1992	694224000000	427.6	450.8
1993	725846400000	596.6	488.0
1994	757382400000	458.5	494.2
1995	788918400000	730.5	595.2
1996	820454400000	703.0	630.6
1997	852076800000	765.0	732.8
1998	883612800000	877.9	782.0
1999	915148800000	812.6	818.5
2000	946684800000	735.8	808.8
2001	978307200000	571.4	706.6
2002	1009843200000	582.7	630.0
2003	1041379200000	687.8	613.9
2004	1072915200000	689.1	653.2
2005	1104537600000	657.7	678.2
2006	1136073600000	883.0	743.3
2007	1167609600000	669.4	736.7
2008	1199145600000	576.7	709.7
2009	1230768000000	583.8	609.9
2010	1262304000000	640.6	600.3
2011	1293840000000	751.2	658.5
2012	1325376000000	679.1	690.3
2013	1356998400000	615.0	681.8
2014	1388534400000	506.5	600.2
2015	1420070400000	507.7	543.1
2016	1451606400000	594.5	536.3
2017	1483228800000	869.5	657.2
2018	1514764800000	643.1	702.3
2019	1546300800000	729.4	747.3
2020	1577836800000	561.1	644.5
2021	1609459200000	495.8	595.4
2022	1640995200000	458.8	505.2
2023	1672531200000	603.1	519.2
2024	1704067200000	634.6	565.5
2025	1735689600000	719.5	652.4

Year		Seasonal Flow	3-Year Mean
1932	-1199232000000	165.9
1933	-1167609600000	169.8
1934	-1136073600000	148.0	161.2
1935	-1104537600000	209.9	175.9
1936	-1073001600000	179.4	179.1
1937	-1041379200000	201.8	197.1
1938	-1009843200000	391.2	257.5
1939	-978307200000	194.4	262.5
1940	-946771200000	248.0	277.9
1941	-915148800000	342.5	261.7
1942	-883612800000	319.3	303.3
1943	-852076800000	266.7	309.5
1944	-820540800000	208.8	264.9
1945	-788918400000	216.6	230.7
1946	-757382400000	242.4	222.6
1947	-725846400000	198.5	219.2
1948	-694310400000	242.4	227.8
1949	-662688000000	211.5	217.5
1950	-631152000000	207.6	220.5
1951	-599616000000	224.6	214.6
1952	-568080000000	308.1	246.8
1953	-536457600000	285.7	272.8
1954	-504921600000	304.2	299.3
1955	-473385600000	219.4	269.8
1956	-441849600000	314.3	279.3
1957	-410227200000	247.9	260.5
1958	-378691200000	358.9	307.1
1959	-347155200000	266.7	291.2
1960	-315619200000	236.7	287.5
1961	-283996800000	231.4	244.9
1962	-252460800000	251.9	240.0
1963	-220924800000	310.1	264.5
1964	-189388800000	208.3	256.8
1965	-157766400000	270.6	263.0
1966	-126230400000	254.2	244.4
1967	-94694400000	316.2	280.4
1968	-63158400000	237.8	269.4
1969	-31536000000	333.4	295.8
1970	0000	250.0	273.7
1971	31536000000	304.8	296.0
1972	63072000000	235.8	263.5
1973	94694400000	254.6	265.1
1974	126230400000	363.4	284.6
1975	157766400000	312.2	310.1
1976	189302400000	198.9	291.5
1977	220924800000	165.3	225.5
1978	252460800000	253.2	205.8
1979	283996800000	192.3	203.6
1980	315532800000	216.6	220.7
1981	347155200000	183.2	197.4
1982	378691200000	309.5	236.4
1983	410227200000	382.5	291.7
1984	441763200000	274.3	322.1
1985	473385600000	207.9	288.2
1986	504921600000	232.4	238.2
1987	536457600000	184.9	208.4
1988	567993600000	172.8	196.7
1989	599616000000	191.4	183.0
1990	631152000000	163.0	175.8
1991	662688000000	152.2	168.9
1992	694224000000	150.9	155.4
1993	725846400000	264.4	189.2
1994	757382400000	152.0	189.1
1995	788918400000	294.6	237.0
1996	820454400000	259.4	235.3
1997	852076800000	223.0	259.0
1998	883612800000	360.8	281.1
1999	915148800000	293.9	292.6
2000	946684800000	261.8	305.5
2001	978307200000	194.6	250.1
2002	1009843200000	212.2	222.9
2003	1041379200000	242.6	216.5
2004	1072915200000	240.3	231.7
2005	1104537600000	261.5	248.1
2006	1136073600000	378.5	293.4
2007	1167609600000	215.9	285.3
2008	1199145600000	208.1	267.5
2009	1230768000000	220.9	215.0
2010	1262304000000	255.5	228.2
2011	1293840000000	320.0	265.5
2012	1325376000000	246.8	274.1
2013	1356998400000	202.3	256.4
2014	1388534400000	164.3	204.5
2015	1420070400000	158.7	175.1
2016	1451606400000	205.5	176.2
2017	1483228800000	322.4	228.9
2018	1514764800000	214.3	247.4
2019	1546300800000	304.7	280.5
2020	1577836800000	183.7	234.2
2021	1609459200000	164.0	217.4
2022	1640995200000	148.2	165.3
2023	1672531200000	267.7	193.3
2024	1704067200000	231.3	215.7
2025	1735689600000	263.6	254.2

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ082)

rest of Tonight: Mostly cloudy early This Evening then clearing. Lows in the mid 30s to mid 40s. West winds 5 to 10 mph.

Sunday: Partly cloudy. Highs in the mid 50s to mid 60s. South winds 10 to 15 mph.

Sunday Night: Partly cloudy with a slight chance of rain and snow in the evening, then cloudy with rain and snow likely after midnight. Snow level 5000 feet after midnight. Snow accumulation of 1 to 2 inches. Lows in the lower to mid 30s. South winds 10 to 15 mph. Chance of precipitation 80 percent.

Monday: Rain and snow showers in the morning, then rain showers, snow showers and slight chance of thunderstorms in the afternoon. Snow level 5000 feet. Highs in the lower 40s to lower 50s. South winds 5 to 10 mph. Chance of precipitation near 100 percent.

Monday Night: Mostly cloudy. Rain and snow showers likely in the evening, then slight chance of rain showers after midnight. Snow level 5500 feet in the evening. Lows in the lower to mid 30s. South winds 5 to 10 mph shifting to the northwest in the late evening and early morning, then shifting to the north well after midnight. Chance of precipitation 70 percent.

Tuesday: Partly cloudy in the morning then clearing. Not as cool. Highs in the lower 50s to lower 60s.

Tuesday Night through Wednesday Night: Mostly clear. Lows in the lower 30s to lower 40s. Highs in the mid 50s to mid 60s.

Thursday: Sunny. Highs in the mid 60s to mid 70s.

Thursday Night through Friday Night: Partly cloudy. Lows in the lower to mid 40s. Highs in the mid 60s to mid 70s.

Saturday: Sunny. Highs in the mid 60s to mid 70s.