Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >

Year	Jan.	Feb.	Mar.	Apr.	May.	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.	Ann.
1950	0	0	0	0	0	0	0	0	0	0	0	0	0
1951	0	0	0	1	1	0	0	0	0	0	0	0	2
1952	0	0	1	0	0	0	0	0	0	0	0	0	1
1953	0	0	1	0	0	1	0	2	0	0	0	0	4
1954	0	0	0	0	2	3	0	0	0	0	0	0	5
1955	0	0	0	2	4	1	1	0	0	0	0	0	8
1956	0	0	0	0	3	0	0	1	0	0	0	0	4
1957	0	0	0	1	1	0	0	1	2	1	0	0	6
1958	0	0	1	1	0	0	0	1	0	0	1	0	4
1959	0	0	0	2	0	0	0	0	0	0	0	0	2
1960	0	0	0	0	1	0	0	0	0	0	0	0	1
1961	0	0	0	2	2	0	1	0	0	0	0	0	5
1962	0	0	0	1	1	2	0	2	0	0	0	0	6
1963	0	0	0	0	1	0	0	0	0	0	0	0	1
1964	0	0	0	4	0	0	0	0	0	0	0	0	4
1965	0	0	0	0	1	0	0	0	0	0	0	0	1
1966	0	0	0	2	0	0	0	0	0	0	0	0	2
1967	0	0	0	2	3	0	0	0	0	0	0	0	5
1968	0	0	0	0	3	0	0	0	0	0	0	0	3
1969	0	0	0	0	0	0	0	1	0	0	0	0	1
1970	0	0	0	0	0	0	0	1	1	0	0	0	2
1971	0	0	0	0	1	0	0	0	0	0	0	0	1
1972	0	0	2	0	0	0	0	2	0	0	0	0	4
1973	0	0	1	0	0	0	0	0	0	0	0	0	1
1974	0	0	0	1	0	0	0	1	0	0	0	0	2
1975	0	0	0	0	1	0	0	0	0	0	0	0	1
1976	0	0	0	3	2	1	0	0	0	0	0	0	6
1977	0	0	0	2	6	0	0	0	1	0	0	0	9
1978	0	0	0	2	1	0	0	0	0	0	0	0	3
1979	0	0	0	8	3	1	0	0	0	0	0	0	12
1980	0	0	0	7	3	0	0	0	0	0	0	0	10
1981	0	0	1	0	4	0	0	0	0	0	0	0	5
1982	0	0	0	0	5	0	0	0	0	0	0	0	5
1983	0	0	0	0	1	2	0	0	0	0	0	0	3
1984	0	0	0	0	0	0	0	0	0	0	0	0	0
1985	0	0	0	2	0	0	0	0	0	0	0	0	2
1986	0	0	0	0	10	0	0	0	1	0	0	0	11
1987	0	0	0	0	1	0	0	0	0	0	0	0	1
1988	0	0	0	0	0	0	0	0	0	0	0	0	0
1989	0	0	1	0	2	0	0	0	0	0	0	0	3
1990	0	0	0	1	3	0	0	0	0	0	0	0	4
1991	0	0	0	0	0	0	0	0	0	0	0	0	0
1992	0	0	2	0	0	3	0	0	0	0	0	0	5
1993	0	0	2	1	5	0	0	0	0	1	0	0	9
1994	0	1	0	2	2	0	0	1	0	0	0	0	6
1995	0	0	0	6	3	14	0	0	0	0	0	0	23
1996	0	0	0	0	0	0	0	0	0	0	0	0	0
1997	0	0	0	0	2	2	0	2	0	0	0	0	6
1998	0	0	0	2	0	0	0	0	0	0	0	0	2
1999	0	0	0	0	1	0	0	1	0	0	0	0	2
2000	0	1	0	4	2	1	1	0	0	0	0	0	9
2001	0	0	0	1	4	0	0	0	0	0	0	0	5
2002	0	0	0	0	1	0	0	0	0	0	0	0	1
2003	0	0	0	4	1	0	0	0	0	0	0	0	5
2004	0	0	0	1	0	0	0	0	0	1	0	0	2
2005	0	0	0	0	3	1	0	0	1	0	0	0	5
2006	0	0	0	1	1	0	0	0	0	0	0	0	2
2007	0	0	0	1	0	0	0	1	0	0	0	0	2
2008	0	0	0	2	0	0	0	0	0	0	0	0	2
2009	0	0	0	0	0	0	0	0	0	0	0	0	0
2010	0	0	0	0	0	0	0	0	0	0	0	0	0
2011	0	0	0	0	1	0	0	0	0	0	1	0	2
2012	0	0	0	0	1	0	0	0	0	0	0	0	1
2013	0	0	0	2	0	0	0	0	0	0	0	0	2
2014	0	0	0	0	1	0	0	0	0	0	0	0	1
2015	0	0	0	1	13	0	0	0	0	0	0	0	14
2016	0	0	0	0	0	0	0	0	0	0	0	0	0
2017	0	0	1	1	4	0	0	0	0	0	0	0	6
2018	0	0	0	0	1	0	0	0	0	0	0	0	1
2019	0	0	0	2	1	0	0	0	0	0	0	0	3
2020	0	0	0	0	5	0	0	0	0	0	0	0	5
2021	0	0	2	7	0	0	0	0	0	0	0	0	9
2022	0	0	0	0	4	0	0	0	0	0	0	0	4
2023	0	0	0	0	1	1	0	0	0	0	0	0	2
2024	0	0	1	5	2	0	0	0	0	0	1	0	9
Total	0	2	16	87	125	33	3	17	6	3	2	0	295
Average	0.0	0.0	0.2	1.2	1.7	0.4	0.0	0.2	0.1	0.0	0.0	0.0	3.9
Most	0	1	2	8	13	14	1	2	2	1	1	0	23
Year	None	1994 2000	1993 1992 1972 2021	1979	2015	1995	1961 1955	1997 1972 1962 1953	1957	2004 1993 1957	2024 2011 1958	None	1995
Preliminary Numbers for 2025
2025	0	-	-	-	-	-	-	-	-	-	-	-	0

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