Precipitation annual maximum series (inches) Station ID: 04-3714 Station name: HALF MOON BAY State: CA Latitude (decimal degrees): 37.4725 Longitude (decimal degrees): -122.4433 Elevation (feet): 27 Duration: 1 days -9/-9/-999 -9.99 03/30/1940 3.85 04/04/1941 2.36 01/24/1942 1.87 01/21/1943 3.51 02/03/1944 1.24 02/01/1945 2.38 12/04/1945 1.94 11/19/1946 2.56 10/16/1947 0.82 12/26/1948 1.94 -9/-9/-999 -9.99 11/18/1950 1.55 12/29/1951 1.99 -9/-9/-999 -9.99 01/17/1954 1.89 01/01/1955 1.46 12/23/1955 2.80 05/19/1957 1.07 01/24/1958 2.20 09/19/1959 2.56 12/24/1959 1.32 01/26/1961 1.80 12/02/1961 1.83 10/13/1962 4.90 01/21/1964 2.91 01/04/1965 1.80 01/29/1966 1.76 01/21/1967 3.95 01/30/1968 2.10 12/15/1968 2.04 01/21/1970 2.64 11/30/1970 2.40 12/22/1971 0.75 01/18/1973 2.40 03/01/1974 1.98 03/22/1975 1.29 02/29/1976 1.54 12/30/1976 2.41 01/15/1978 3.08 01/08/1979 2.00 02/19/1980 2.35 01/27/1981 3.03 01/04/1982 5.33 11/18/1982 2.83 12/25/1983 2.66 02/07/1985 2.65 02/17/1986 2.03 02/12/1987 2.10 12/04/1987 1.40 12/19/1988 1.56 11/25/1989 1.85 02/04/1991 1.78 12/28/1991 1.91 01/13/1993 2.34 01/24/1994 1.37 03/09/1995 2.22 12/12/1995 2.52 01/02/1997 2.15 02/03/1998 2.92 01/18/1999 1.82 01/24/2000 2.48 10/26/2000 1.77 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/30/2003 2.12 12/27/2004 2.90 12/31/2005 2.42 12/10/2006 1.18 01/26/2008 2.33 02/16/2009 2.76 -9/-9/-999 -9.99 Duration: 2 days -9/-9/-999 -9.99 03/29/1940 4.48 04/04/1941 2.67 01/23/1942 3.41 01/20/1943 4.94 02/02/1944 1.81 01/31/1945 2.85 12/04/1945 2.68 11/19/1946 2.89 10/09/1947 1.13 12/26/1948 2.45 -9/-9/-999 -9.99 11/18/1950 2.55 12/28/1951 3.10 -9/-9/-999 -9.99 03/16/1954 2.06 12/01/1954 1.86 12/22/1955 4.40 05/18/1957 1.87 01/24/1958 2.60 09/18/1959 3.66 12/24/1959 1.72 11/26/1960 2.35 02/09/1962 2.58 10/12/1962 7.77 01/21/1964 3.36 01/04/1965 2.01 12/28/1965 2.72 01/20/1967 5.10 01/30/1968 2.85 12/14/1968 2.31 01/21/1970 2.92 11/29/1970 4.40 12/25/1971 1.13 10/11/1972 2.87 11/30/1973 2.94 03/21/1975 2.15 02/29/1976 1.66 12/30/1976 2.72 01/15/1978 4.28 01/14/1979 2.85 12/22/1979 3.22 01/27/1981 3.97 01/04/1982 8.08 12/21/1982 3.31 12/25/1983 3.36 11/10/1984 3.10 02/17/1986 3.71 02/12/1987 2.50 04/18/1988 1.83 12/19/1988 2.39 01/12/1990 2.39 02/27/1991 2.07 12/27/1991 2.88 01/13/1993 2.99 01/24/1994 2.09 03/09/1995 3.24 12/11/1995 4.52 01/01/1997 4.23 02/02/1998 4.57 02/06/1999 2.30 01/23/2000 3.65 01/10/2001 2.10 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/29/2003 2.99 12/27/2004 3.90 12/30/2005 2.73 02/10/2007 1.68 01/25/2008 2.81 02/15/2009 3.39 -9/-9/-999 -9.99 Duration: 3 days -9/-9/-999 -9.99 03/28/1940 4.86 12/21/1940 2.70 01/22/1942 4.15 01/20/1943 6.09 12/28/1943 1.88 01/31/1945 3.27 12/04/1945 2.81 11/18/1946 3.04 10/09/1947 1.36 12/25/1948 2.63 -9/-9/-999 -9.99 11/16/1950 3.26 12/02/1951 4.31 -9/-9/-999 -9.99 11/12/1953 2.26 12/02/1954 2.17 01/14/1956 4.94 03/04/1957 2.20 04/01/1958 3.73 09/18/1959 3.84 12/23/1959 1.89 11/26/1960 2.47 02/13/1962 3.22 10/12/1962 10.01 01/21/1964 3.82 01/04/1965 2.96 12/28/1965 3.03 01/20/1967 5.90 01/29/1968 3.15 01/19/1969 2.47 01/20/1970 3.14 11/29/1970 4.66 12/25/1971 1.70 01/16/1973 5.03 02/28/1974 3.20 03/21/1975 2.26 02/29/1976 2.23 12/30/1976 2.86 01/15/1978 4.78 03/26/1979 2.99 12/22/1979 4.47 01/27/1981 4.64 01/03/1982 8.48 12/20/1982 4.31 12/23/1983 3.41 11/09/1984 3.26 02/17/1986 5.48 02/11/1987 2.62 12/04/1987 2.70 12/19/1988 2.75 01/12/1990 2.74 02/28/1991 2.37 02/11/1992 3.59 01/13/1993 3.06 01/24/1994 2.24 03/09/1995 3.52 12/11/1995 4.93 12/31/1996 4.43 02/01/1998 5.10 01/18/1999 3.76 02/12/2000 4.18 10/26/2000 2.56 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/30/2003 3.56 12/27/2004 4.33 12/31/2005 4.07 02/09/2007 2.23 01/04/2008 3.35 02/15/2009 3.97 -9/-9/-999 -9.99 Duration: 4 days -9/-9/-999 -9.99 03/27/1940 5.14 03/28/1941 3.41 01/22/1942 4.31 01/20/1943 6.43 12/30/1943 1.97 01/31/1945 3.73 12/04/1945 2.93 11/19/1946 3.16 10/07/1947 1.48 12/25/1948 2.74 -9/-9/-999 -9.99 11/16/1950 4.26 12/01/1951 5.68 -9/-9/-999 -9.99 03/16/1954 2.68 12/01/1954 2.62 12/20/1955 5.85 03/03/1957 2.83 03/21/1958 4.43 09/18/1959 4.00 01/09/1960 2.17 11/26/1960 2.57 02/13/1962 3.49 10/11/1962 10.68 01/20/1964 4.07 12/21/1964 3.50 12/28/1965 3.66 01/20/1967 6.14 01/28/1968 3.45 01/18/1969 3.32 01/21/1970 4.02 11/29/1970 5.31 12/25/1971 1.85 01/16/1973 5.13 02/28/1974 3.60 03/21/1975 2.36 02/29/1976 2.33 12/30/1976 3.22 01/14/1978 5.08 01/08/1979 4.04 12/21/1979 4.52 01/26/1981 4.94 01/02/1982 9.10 02/26/1983 5.47 12/23/1983 4.11 11/08/1984 3.39 02/16/1986 5.81 02/10/1987 2.83 12/04/1987 3.43 12/19/1988 3.73 01/11/1990 2.90 02/27/1991 3.43 02/12/1992 4.52 01/13/1993 3.55 01/24/1994 2.49 03/08/1995 3.78 12/11/1995 5.13 12/30/1996 4.55 01/31/1998 6.17 01/17/1999 3.81 02/11/2000 4.95 01/08/2001 2.84 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/29/2003 4.43 12/27/2004 4.91 12/30/2005 4.11 02/08/2007 2.84 01/25/2008 3.50 02/13/2009 4.46 -9/-9/-999 -9.99 Duration: 7 days -9/-9/-999 -9.99 03/24/1940 5.94 03/29/1941 5.02 01/22/1942 5.70 01/20/1943 6.67 12/28/1943 3.06 01/30/1945 4.33 12/21/1945 3.80 11/18/1946 3.24 10/10/1947 1.74 12/26/1948 2.82 -9/-9/-999 -9.99 11/13/1950 4.77 11/30/1951 6.93 -9/-9/-999 -9.99 03/16/1954 3.44 12/01/1954 3.13 12/19/1955 8.59 02/27/1957 4.42 04/01/1958 5.83 01/05/1959 4.12 01/08/1960 3.41 11/26/1960 4.17 02/09/1962 6.16 10/08/1962 10.84 01/17/1964 4.76 12/21/1964 4.74 12/25/1965 4.34 01/20/1967 6.98 03/12/1968 4.05 01/19/1969 4.10 01/21/1970 4.68 11/28/1970 6.56 12/22/1971 2.92 10/09/1972 6.51 11/05/1973 4.29 03/19/1975 3.30 10/26/1975 2.64 12/30/1976 4.52 01/13/1978 6.09 01/08/1979 5.06 02/15/1980 5.55 01/22/1981 6.21 12/30/1981 9.35 02/26/1983 7.37 12/23/1983 5.08 11/05/1984 5.01 02/13/1986 9.39 12/31/1986 3.03 12/01/1987 3.79 12/18/1988 4.27 01/11/1990 3.09 02/26/1991 4.35 02/10/1992 6.65 01/13/1993 4.82 02/16/1994 2.81 11/05/1994 4.36 12/10/1995 5.62 12/27/1996 5.92 01/31/1998 9.00 01/17/1999 4.72 02/10/2000 6.07 02/18/2001 3.49 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/29/2003 5.28 12/27/2004 7.29 12/27/2005 4.84 02/07/2007 3.73 01/22/2008 4.33 02/11/2009 5.52 -9/-9/-999 -9.99 Duration: 10 days -9/-9/-999 -9.99 01/01/1940 8.28 03/28/1941 6.37 01/22/1942 5.96 01/20/1943 7.75 12/28/1943 3.48 01/30/1945 4.42 12/20/1945 4.51 11/18/1946 3.30 10/07/1947 2.53 03/02/1949 3.37 -9/-9/-999 -9.99 11/13/1950 5.11 11/30/1951 7.07 -9/-9/-999 -9.99 03/16/1954 3.51 12/01/1954 4.12 12/19/1955 9.56 02/25/1957 5.42 03/30/1958 7.26 02/10/1959 4.53 02/01/1960 4.49 11/26/1960 4.27 02/07/1962 7.29 10/08/1962 11.06 01/14/1964 4.93 12/21/1964 5.91 12/28/1965 5.22 01/21/1967 8.94 03/07/1968 4.84 01/18/1969 5.54 01/13/1970 5.23 11/25/1970 8.21 12/22/1971 2.99 10/09/1972 6.84 11/05/1973 5.44 03/13/1975 4.22 10/26/1975 2.69 12/30/1976 4.61 01/09/1978 6.64 01/07/1979 7.26 02/14/1980 6.46 01/22/1981 6.96 12/27/1981 11.60 02/24/1983 8.42 11/10/1983 5.88 11/02/1984 5.44 02/12/1986 9.59 12/31/1986 3.09 11/30/1987 4.65 12/18/1988 4.70 01/07/1990 3.16 02/24/1991 4.44 02/10/1992 6.94 01/13/1993 6.54 02/16/1994 2.87 01/03/1995 5.38 12/11/1995 5.78 12/27/1996 6.19 01/29/1998 10.81 01/15/1999 5.32 01/16/2000 6.25 02/17/2001 3.81 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/24/2003 6.40 12/27/2004 8.73 12/25/2005 5.93 02/07/2007 3.80 01/25/2008 5.01 02/14/2009 6.23 -9/-9/-999 -9.99 Duration: 20 days -9/-9/-999 -9.99 12/23/1939 9.10 03/28/1941 7.70 01/22/1942 9.81 01/20/1943 8.42 12/19/1943 4.27 10/30/1944 6.48 12/20/1945 6.19 11/18/1946 4.49 03/23/1948 3.25 02/22/1949 4.89 -9/-9/-999 -9.99 11/15/1950 6.91 12/28/1951 9.78 -9/-9/-999 -9.99 03/16/1954 4.41 12/31/1954 4.78 12/06/1955 11.60 02/21/1957 8.39 03/20/1958 12.57 02/08/1959 5.64 01/22/1960 5.96 11/12/1960 5.36 02/06/1962 8.64 09/28/1962 11.36 01/07/1964 5.32 12/21/1964 9.62 12/24/1965 6.22 01/20/1967 10.44 03/06/1968 5.78 01/18/1969 8.83 01/09/1970 8.39 11/25/1970 8.86 12/09/1971 4.01 01/08/1973 8.02 11/05/1973 8.01 03/06/1975 6.95 10/11/1975 3.32 12/30/1976 4.67 01/01/1978 8.94 01/04/1979 7.88 02/14/1980 7.99 01/22/1981 7.70 12/18/1981 13.94 02/26/1983 12.23 11/06/1983 7.56 11/08/1984 7.57 01/31/1986 11.85 01/25/1987 5.16 11/29/1987 5.27 02/28/1989 6.44 12/31/1989 3.63 02/26/1991 7.55 02/01/1992 8.48 01/06/1993 9.12 02/04/1994 5.31 01/08/1995 8.77 01/16/1996 9.68 12/21/1996 8.91 02/02/1998 14.02 02/06/1999 7.59 02/10/2000 10.33 02/09/2001 6.44 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/14/2003 7.60 12/27/2004 10.51 12/18/2005 10.42 02/08/2007 5.69 01/21/2008 6.11 02/12/2009 8.91 -9/-9/-999 -9.99 Duration: 30 days -9/-9/-999 -9.99 12/29/1939 10.04 12/17/1940 10.40 01/08/1942 9.93 01/20/1943 8.55 01/30/1944 5.96 10/31/1944 7.34 12/04/1945 7.41 11/13/1946 4.60 03/13/1948 4.76 02/22/1949 6.44 -9/-9/-999 -9.99 11/15/1950 10.42 12/27/1951 12.84 -9/-9/-999 -9.99 03/09/1954 5.57 11/11/1954 5.34 12/19/1955 16.87 02/21/1957 9.01 03/13/1958 13.99 01/25/1959 6.51 01/08/1960 8.12 11/04/1960 6.39 02/06/1962 11.13 09/28/1962 11.36 12/25/1963 5.40 12/11/1964 10.42 12/11/1965 6.52 01/20/1967 10.54 02/16/1968 7.47 01/18/1969 11.51 01/09/1970 8.59 11/25/1970 12.35 11/28/1971 5.32 01/16/1973 11.31 11/05/1973 11.25 03/07/1975 8.32 10/09/1975 4.61 12/30/1976 4.67 12/21/1977 12.31 01/04/1979 8.23 12/19/1979 11.16 01/16/1981 9.04 12/09/1981 15.12 02/24/1983 16.21 11/10/1983 10.24 11/05/1984 10.14 02/14/1986 15.05 01/22/1987 6.05 11/30/1987 6.66 02/28/1989 7.97 01/07/1990 4.94 02/25/1991 10.85 02/06/1992 9.38 12/27/1992 12.49 01/24/1994 7.80 12/31/1994 11.67 01/15/1996 10.07 12/04/1996 12.84 01/10/1998 18.15 01/16/1999 10.21 01/16/2000 13.38 02/09/2001 7.82 -9/-9/-999 -9.99 -9/-9/-999 -9.99 12/05/2003 10.21 12/07/2004 11.81 12/18/2005 11.75 02/07/2007 6.09 01/04/2008 9.34 02/05/2009 10.89 -9/-9/-999 -9.99 Duration: 45 days -9/-9/-999 -9.99 01/01/1940 12.70 12/15/1940 14.77 12/25/1941 15.10 01/20/1943 12.10 12/28/1943 8.14 10/20/1944 9.36 11/23/1945 10.55 11/18/1946 5.83 02/28/1948 5.87 02/04/1949 8.31 -9/-9/-999 -9.99 10/25/1950 11.54 11/30/1951 17.12 -9/-9/-999 -9.99 02/13/1954 7.08 12/02/1954 6.80 12/16/1955 21.34 02/07/1957 10.09 02/24/1958 17.24 01/05/1959 9.53 01/07/1960 9.95 11/04/1960 6.82 02/07/1962 12.11 09/28/1962 11.54 10/11/1963 6.35 11/25/1964 11.14 12/24/1965 10.41 03/11/1967 13.30 01/30/1968 9.54 01/18/1969 16.07 12/19/1969 12.12 11/25/1970 14.02 11/13/1971 6.72 01/03/1973 13.81 11/05/1973 12.50 02/09/1975 10.40 10/05/1975 5.23 12/30/1976 5.07 12/30/1977 14.68 01/08/1979 11.91 01/09/1980 11.52 01/19/1981 10.07 11/22/1981 17.47 01/18/1983 21.82 11/13/1983 14.51 11/02/1984 12.89 01/30/1986 19.17 12/31/1986 9.01 12/04/1987 9.40 02/08/1989 8.42 01/05/1990 6.38 02/24/1991 11.03 02/10/1992 11.04 12/05/1992 14.82 01/24/1994 8.29 12/14/1994 13.06 01/16/1996 15.08 12/13/1996 14.41 01/10/1998 24.50 01/16/1999 14.09 01/16/2000 17.98 01/10/2001 10.63 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/30/2003 11.58 12/07/2004 13.59 02/28/2006 14.58 01/17/2007 6.84 12/17/2007 11.32 01/22/2009 11.81 -9/-9/-999 -9.99 Duration: 60 days -9/-9/-999 -9.99 12/31/1939 18.61 12/15/1940 18.22 12/12/1941 18.34 01/20/1943 14.34 12/28/1943 10.11 10/30/1944 11.18 11/06/1945 13.23 11/13/1946 5.91 03/08/1948 6.90 01/19/1949 9.44 -9/-9/-999 -9.99 11/13/1950 13.36 11/30/1951 21.61 -9/-9/-999 -9.99 01/17/1954 8.21 12/02/1954 9.04 12/01/1955 25.19 01/12/1957 12.63 02/03/1958 22.85 12/25/1958 12.14 12/23/1959 11.84 01/26/1961 7.79 01/19/1962 13.28 10/08/1962 11.93 10/11/1963 6.85 11/09/1964 13.31 11/08/1965 12.10 01/20/1967 14.46 01/27/1968 12.05 01/12/1969 17.97 12/19/1969 13.33 10/30/1970 16.10 10/30/1971 7.40 01/03/1973 16.11 11/05/1973 17.82 01/28/1975 12.97 02/13/1976 5.56 11/11/1976 6.25 12/15/1977 19.71 01/04/1979 15.42 12/22/1979 15.33 01/22/1981 13.28 11/09/1981 22.20 01/22/1983 27.98 10/31/1983 18.42 10/08/1984 14.42 01/16/1986 21.71 01/22/1987 10.25 11/19/1987 10.88 02/25/1989 9.77 01/11/1990 7.51 02/02/1991 13.00 12/27/1991 14.81 12/27/1992 17.73 01/24/1994 8.87 12/02/1994 15.30 01/15/1996 18.42 11/28/1996 18.86 01/02/1998 27.83 01/16/1999 16.33 01/10/2000 21.17 01/08/2001 13.57 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/05/2003 13.13 12/27/2004 15.73 02/17/2006 16.46 01/27/2007 7.56 12/07/2007 13.41 01/22/2009 12.33 -9/-9/-999 -9.99