Precipitation annual maximum series (inches) Station ID: 44-4720 Station name: LANGLEY AIR FORCE BASE State: VA Latitude (decimal degrees): 37.0833 Longitude (decimal degrees): 76.3500 Elevation (feet): 10 Duration: 01d 3.75 1920 2.21 1921 2.80 1922 1.98 1923 2.62 1924 3.36 1925 1.93 1926 2.13 1927 3.88 1928 2.90 1929 1.82 1930 3.11 1931 2.41 1932 2.25 1933 2.09 1934 3.50 1935 2.35 1936 3.10 1937 3.04 1938 3.04 1939 2.81 1940 1.52 1941 1.82 1942 3.54 1943 2.87 1944 3.41 1945 1.85 1946 4.73 1947 4.43 1948 2.71 1949 3.57 1950 1.61 1951 2.82 1952 2.35 1953 3.57 1954 4.80 1955 1.92 1956 3.39 1957 2.79 1958 3.83 1959 3.97 1960 2.52 1961 3.37 1962 5.63 1963 5.15 1964 3.14 1965 3.48 1966 3.55 1967 2.01 1968 1.67 1969 1.73 1970 3.43 1971 6.51 1972 -9.99 1973 3.61 1974 4.03 1975 2.33 1976 3.02 1977 2.13 1978 5.92 1979 2.39 1980 3.98 1981 3.11 1982 2.61 1983 2.27 1984 -9.99 1985 2.10 1986 3.24 1987 2.03 1988 3.69 1989 1.95 1990 3.09 1991 2.65 1992 2.62 1993 3.51 1994 2.41 1995 3.91 1996 2.98 1997 4.51 1998 6.10 1999 Duration: 02d 5.66 1920 2.21 1921 3.49 1922 2.93 1923 3.05 1924 3.61 1925 1.93 1926 2.49 1927 5.37 1928 2.90 1929 1.82 1930 3.19 1931 2.55 1932 3.78 1933 3.71 1934 3.60 1935 2.39 1936 4.86 1937 4.92 1938 5.13 1939 4.47 1940 3.00 1941 1.82 1942 3.73 1943 3.11 1944 3.96 1945 1.85 1946 4.80 1947 6.37 1948 5.21 1949 3.74 1950 1.76 1951 3.50 1952 3.45 1953 3.57 1954 5.23 1955 2.25 1956 3.80 1957 5.14 1958 4.00 1959 4.18 1960 3.06 1961 5.03 1962 8.18 1963 6.58 1964 3.43 1965 3.87 1966 5.53 1967 3.02 1968 2.38 1969 2.08 1970 3.81 1971 6.51 1972 -9.99 1973 4.10 1974 4.07 1975 3.39 1976 3.47 1977 2.84 1978 7.66 1979 3.78 1980 4.89 1981 4.46 1982 3.61 1983 3.47 1984 -9.99 1985 2.74 1986 4.65 1987 2.49 1988 3.74 1989 3.30 1990 3.30 1991 4.06 1992 2.64 1993 3.99 1994 2.47 1995 4.23 1996 4.52 1997 6.14 1998 9.24 1999 Duration: 04d 6.44 1920 2.81 1921 3.90 1922 5.16 1923 4.24 1924 3.65 1925 2.47 1926 3.48 1927 5.37 1928 3.57 1929 2.30 1930 4.75 1931 2.58 1932 5.55 1933 4.24 1934 3.60 1935 2.39 1936 5.33 1937 7.70 1938 6.10 1939 5.06 1940 3.75 1941 3.01 1942 3.73 1943 3.36 1944 3.96 1945 2.63 1946 4.80 1947 7.77 1948 7.18 1949 3.74 1950 2.36 1951 3.65 1952 3.45 1953 3.61 1954 5.76 1955 3.07 1956 4.03 1957 5.45 1958 4.02 1959 5.73 1960 3.38 1961 5.03 1962 8.28 1963 7.40 1964 3.96 1965 4.47 1966 7.40 1967 3.09 1968 3.28 1969 2.88 1970 3.81 1971 7.34 1972 -9.99 1973 4.25 1974 5.21 1975 3.39 1976 4.54 1977 3.45 1978 7.95 1979 3.93 1980 5.19 1981 4.47 1982 4.47 1983 4.01 1984 -9.99 1985 3.53 1986 4.69 1987 3.06 1988 4.35 1989 3.78 1990 4.26 1991 6.10 1992 2.86 1993 4.10 1994 2.92 1995 4.47 1996 6.31 1997 6.40 1998 9.47 1999 Duration: 07d 6.44 1920 3.26 1921 6.28 1922 5.16 1923 4.68 1924 3.79 1925 4.05 1926 4.31 1927 5.40 1928 3.77 1929 2.30 1930 4.89 1931 2.59 1932 5.66 1933 4.56 1934 3.86 1935 3.33 1936 5.69 1937 8.68 1938 7.09 1939 5.66 1940 4.27 1941 4.01 1942 3.85 1943 4.03 1944 6.11 1945 3.10 1946 5.09 1947 8.36 1948 7.25 1949 5.44 1950 4.12 1951 4.31 1952 4.59 1953 4.07 1954 6.27 1955 3.69 1956 4.83 1957 5.55 1958 4.49 1959 6.07 1960 3.59 1961 5.40 1962 9.24 1963 7.42 1964 4.07 1965 4.64 1966 7.47 1967 3.56 1968 3.95 1969 3.56 1970 3.90 1971 7.64 1972 -9.99 1973 4.64 1974 8.15 1975 5.35 1976 4.85 1977 3.46 1978 8.67 1979 4.23 1980 5.44 1981 5.05 1982 4.51 1983 4.52 1984 -9.99 1985 4.27 1986 6.54 1987 3.48 1988 6.54 1989 3.90 1990 5.12 1991 8.29 1992 3.40 1993 4.85 1994 2.92 1995 5.96 1996 7.26 1997 6.44 1998 11.25 1999 Duration: 10d 6.83 1920 3.26 1921 6.83 1922 5.54 1923 5.93 1924 3.80 1925 4.28 1926 4.53 1927 6.67 1928 4.75 1929 2.36 1930 5.01 1931 3.23 1932 7.02 1933 5.24 1934 3.93 1935 3.66 1936 5.74 1937 8.72 1938 7.42 1939 7.90 1940 4.27 1941 4.66 1942 5.28 1943 4.49 1944 7.05 1945 4.35 1946 6.02 1947 8.90 1948 7.25 1949 5.69 1950 4.12 1951 4.55 1952 4.97 1953 4.89 1954 6.40 1955 3.74 1956 4.87 1957 5.55 1958 5.19 1959 8.52 1960 3.80 1961 7.14 1962 9.38 1963 7.42 1964 4.37 1965 5.38 1966 7.50 1967 4.90 1968 5.87 1969 4.36 1970 4.57 1971 8.84 1972 -9.99 1973 4.98 1974 8.33 1975 5.35 1976 4.85 1977 3.50 1978 8.67 1979 4.23 1980 5.60 1981 5.71 1982 6.38 1983 4.76 1984 -9.99 1985 5.42 1986 6.72 1987 3.69 1988 7.20 1989 4.08 1990 5.12 1991 8.65 1992 4.78 1993 5.85 1994 3.47 1995 6.03 1996 7.32 1997 8.44 1998 13.30 1999 Duration: 20d 8.41 1920 4.76 1921 8.35 1922 6.24 1923 7.71 1924 5.60 1925 6.03 1926 5.44 1927 9.30 1928 6.98 1929 4.12 1930 7.79 1931 4.85 1932 9.19 1933 7.34 1934 6.25 1935 5.81 1936 8.96 1937 9.42 1938 8.79 1939 10.05 1940 5.50 1941 7.48 1942 6.14 1943 6.46 1944 9.92 1945 6.24 1946 6.54 1947 12.23 1948 8.18 1949 8.99 1950 5.38 1951 5.74 1952 5.70 1953 7.44 1954 8.49 1955 6.95 1956 5.94 1957 6.58 1958 9.22 1959 12.86 1960 6.10 1961 9.02 1962 11.06 1963 11.26 1964 6.07 1965 6.91 1966 10.46 1967 5.97 1968 7.02 1969 7.04 1970 7.21 1971 12.51 1972 -9.99 1973 8.41 1974 10.50 1975 5.96 1976 5.99 1977 6.24 1978 13.39 1979 4.48 1980 7.56 1981 7.11 1982 8.06 1983 5.52 1984 -9.99 1985 7.64 1986 7.23 1987 6.40 1988 8.37 1989 5.78 1990 6.72 1991 11.22 1992 6.68 1993 7.76 1994 5.66 1995 7.81 1996 8.17 1997 10.58 1998 18.60 1999 Duration: 30d 9.26 1920 6.21 1921 11.25 1922 7.26 1923 9.38 1924 7.28 1925 7.90 1926 6.65 1927 9.73 1928 6.13 1929 5.34 1930 8.49 1931 5.45 1932 9.42 1933 9.76 1934 7.06 1935 6.67 1936 10.64 1937 10.10 1938 8.82 1939 10.70 1940 7.02 1941 9.21 1942 9.40 1943 8.35 1944 14.44 1945 7.72 1946 7.86 1947 13.54 1948 8.75 1949 10.45 1950 6.01 1951 6.86 1952 6.62 1953 7.67 1954 11.27 1955 7.37 1956 7.64 1957 8.80 1958 11.43 1959 13.12 1960 8.20 1961 10.01 1962 12.10 1963 11.43 1964 9.68 1965 10.56 1966 11.11 1967 7.64 1968 8.05 1969 8.32 1970 8.13 1971 12.68 1972 -9.99 1973 9.30 1974 11.75 1975 6.86 1976 8.59 1977 7.29 1978 15.84 1979 5.05 1980 10.97 1981 8.56 1982 9.15 1983 7.17 1984 -9.99 1985 8.16 1986 10.60 1987 7.13 1988 10.43 1989 6.51 1990 7.99 1991 13.89 1992 7.47 1993 9.62 1994 7.50 1995 10.88 1996 10.69 1997 13.32 1998 21.67 1999 Duration: 45d 11.65 1920 7.74 1921 14.38 1922 8.98 1923 12.87 1924 7.97 1925 8.45 1926 9.02 1927 10.66 1928 8.88 1929 5.74 1930 10.66 1931 6.59 1932 11.43 1933 11.49 1934 10.73 1935 7.85 1936 12.81 1937 13.21 1938 15.02 1939 13.67 1940 9.65 1941 10.59 1942 12.11 1943 11.62 1944 17.46 1945 9.26 1946 10.17 1947 15.54 1948 13.64 1949 13.08 1950 8.88 1951 10.58 1952 8.78 1953 9.02 1954 15.35 1955 9.69 1956 9.92 1957 11.35 1958 12.31 1959 14.20 1960 9.96 1961 12.97 1962 12.70 1963 15.09 1964 12.09 1965 12.21 1966 15.66 1967 9.12 1968 10.30 1969 9.10 1970 10.85 1971 15.33 1972 -9.99 1973 13.30 1974 14.53 1975 7.78 1976 9.09 1977 7.99 1978 17.54 1979 6.33 1980 13.87 1981 9.19 1982 10.79 1983 8.41 1984 -9.99 1985 8.65 1986 12.17 1987 9.60 1988 13.27 1989 8.04 1990 9.43 1991 15.90 1992 10.02 1993 11.91 1994 10.51 1995 12.08 1996 12.00 1997 16.62 1998 25.10 1999 Duration: 60d 13.49 1920 8.56 1921 19.30 1922 10.65 1923 15.81 1924 8.65 1925 11.24 1926 10.78 1927 12.34 1928 10.36 1929 6.87 1930 11.81 1931 7.81 1932 12.65 1933 15.07 1934 12.46 1935 9.77 1936 16.47 1937 15.47 1938 16.12 1939 14.74 1940 10.93 1941 12.43 1942 13.23 1943 14.17 1944 19.33 1945 11.45 1946 12.53 1947 16.81 1948 17.20 1949 16.01 1950 9.51 1951 13.07 1952 11.42 1953 10.92 1954 15.93 1955 11.40 1956 12.71 1957 14.03 1958 13.56 1959 17.46 1960 13.33 1961 17.14 1962 13.94 1963 15.94 1964 12.91 1965 14.06 1966 17.31 1967 10.17 1968 14.67 1969 12.41 1970 11.70 1971 18.07 1972 -9.99 1973 14.02 1974 20.23 1975 9.27 1976 10.41 1977 9.79 1978 22.21 1979 6.48 1980 15.95 1981 10.47 1982 13.04 1983 10.90 1984 -9.99 1985 10.18 1986 13.92 1987 11.90 1988 16.06 1989 9.71 1990 10.66 1991 17.11 1992 11.79 1993 14.28 1994 11.87 1995 14.95 1996 13.02 1997 19.71 1998 28.42 1999