Precipitation partial duration series (inches)
Station ID: 11-1577
Station name: CHICAGO MIDWAY AP 3 SW
State: IL
Latitude (decimal degrees): 41.7372
Longitude (decimal degrees): 87.7775
Elevation (feet): 620

Duration: 01d
07/12/1957	6.16
07/17/1996	5.72
07/27/1966	4.71
06/13/1976	4.64
06/25/1959	4.58
09/11/2000	4.16
10/03/1954	3.95
07/06/1943	3.93
08/26/1987	3.90
04/18/1975	3.83
08/16/1968	3.79
07/19/1990	3.69
09/28/1972	3.65
09/07/1998	3.51
11/10/1995	3.49
11/27/1990	3.34
05/11/1966	3.30
02/21/1997	3.25
09/09/1992	3.25
10/18/1985	3.18
06/17/1996	3.16
06/07/1993	3.11
07/17/1969	3.04
07/20/1978	3.03
07/21/1980	2.94
06/10/1967	2.94
09/01/1977	2.92
06/27/1983	2.88
05/10/1951	2.84
05/28/1980	2.80
12/02/1982	2.78
06/13/1981	2.77
01/12/1960	2.76
09/26/1986	2.72
11/09/1966	2.69
05/25/1991	2.65
10/31/1994	2.63
12/24/1965	2.61
08/17/1979	2.60
06/30/1977	2.59
06/14/1949	2.58
04/05/1947	2.58
07/06/1947	2.57
08/01/1961	2.55
09/26/1951	2.55
05/20/1975	2.54
03/19/1948	2.50
07/16/1950	2.48
11/01/1982	2.45
07/30/1979	2.43
10/13/1970	2.43
09/12/1961	2.43
07/09/1946	2.43
06/10/1953	2.42
07/08/1951	2.41
08/08/1977	2.35
06/02/1950	2.35
05/09/1990	2.33
01/10/1975	2.29

Duration: 01h
06/13/1976	3.18
07/20/1978	2.57
09/11/2000	2.40
09/28/1972	2.32
09/06/1998	2.30
06/07/1993	2.20
07/12/1957	2.08
06/25/1959	2.06
09/01/1989	1.90
07/02/1960	1.83
04/24/1976	1.80
04/18/1975	1.80
07/27/1966	1.78
06/13/1970	1.75
08/03/1984	1.70
05/21/1982	1.70
07/20/1980	1.70
06/24/1950	1.69
08/16/1968	1.61
07/30/1979	1.55
07/17/1969	1.55
06/10/1967	1.55
07/22/1962	1.53
09/26/1986	1.50
05/20/1975	1.50
04/28/1951	1.50
08/17/1979	1.44
10/03/1954	1.41
08/07/1998	1.40
07/17/1996	1.40
06/17/1996	1.40
05/25/1991	1.40
06/15/1982	1.40
08/25/1972	1.38
09/03/1961	1.37
08/18/1954	1.36
07/09/1973	1.31
06/17/1992	1.30
08/08/1977	1.30
09/24/1977	1.28
07/16/1950	1.27
07/19/1990	1.20
07/08/1986	1.20
10/18/1985	1.20
12/25/1982	1.20
08/09/1952	1.19
07/08/1971	1.16
10/06/1955	1.13
06/13/1957	1.12
06/20/1987	1.10
08/04/1982	1.10
10/13/1970	1.10

Duration: 02d
07/17/1996	8.08
07/12/1957	6.24
10/09/1954	6.21
07/26/1966	5.39
06/07/1993	5.11
09/10/2000	4.66
06/12/1976	4.64
02/20/1997	4.60
06/24/1959	4.58
09/12/1961	4.56
08/25/1987	4.49
04/04/1947	4.48
08/15/1968	4.35
07/19/1990	4.28
11/10/1995	4.27
08/31/1977	4.16
07/05/1943	4.11
04/17/1975	3.84
05/11/1966	3.80
09/28/1972	3.68
04/24/1976	3.67
10/05/1955	3.58
09/06/1998	3.56
07/19/1978	3.55
11/08/1966	3.54
07/16/1950	3.52
11/26/1990	3.51
07/17/1969	3.33
09/08/1992	3.32
06/16/1996	3.31
10/18/1985	3.22
12/02/1982	3.22
05/28/1980	3.15
08/05/1955	3.14
05/10/1951	3.13
08/16/1997	3.06
07/21/1980	3.04
07/31/1961	3.02
06/20/1970	2.97
06/13/1949	2.97
06/13/1981	2.96
06/10/1967	2.95
12/24/1965	2.95
01/11/1960	2.93
06/26/1983	2.88
08/17/1979	2.85
12/20/1949	2.81
09/25/1986	2.74
05/24/1991	2.71
10/31/1994	2.69
10/03/1991	2.69
07/01/1983	2.69
10/13/1970	2.67
08/04/1998	2.66
04/29/1963	2.65
10/31/1982	2.64
05/06/1998	2.63
09/13/1993	2.63
05/20/1975	2.62

Duration: 02h
06/13/1976	4.38
06/25/1959	3.73
09/28/1972	2.93
09/06/1998	2.90
09/26/1986	2.80
09/11/2000	2.70
07/20/1978	2.63
07/17/1996	2.60
07/17/1969	2.52
05/20/1975	2.51
07/12/1957	2.48
06/07/1993	2.40
07/30/1979	2.40
06/17/1996	2.30
04/18/1975	2.30
10/03/1954	2.12
06/10/1967	2.10
07/16/1950	2.06
07/02/1974	2.03
07/27/1966	2.02
07/19/1990	2.00
09/01/1989	2.00
10/18/1985	2.00
06/12/1970	2.00
06/24/1950	2.00
08/16/1968	1.97
07/02/1960	1.97
05/25/1991	1.90
05/21/1982	1.90
08/08/1977	1.89
06/10/1953	1.86
04/24/1976	1.81
12/25/1982	1.80
06/15/1982	1.80
08/25/1972	1.79
07/22/1962	1.71
07/08/1986	1.70
08/03/1984	1.70
07/20/1980	1.70
08/17/1979	1.65
10/13/1970	1.65
09/03/1961	1.64
06/13/1958	1.64
04/28/1951	1.60
09/05/1971	1.59
08/09/1952	1.59
08/21/1975	1.58
09/24/1977	1.55
08/18/1954	1.55
09/26/1951	1.51
08/07/1998	1.50
09/09/1992	1.50

Duration: 03h
06/13/1976	4.55
06/25/1959	4.41
07/17/1996	4.00
09/28/1972	3.45
09/06/1998	3.30
10/03/1954	3.12
08/16/1968	2.91
09/26/1986	2.90
04/18/1975	2.79
09/11/2000	2.70
10/18/1985	2.70
07/20/1980	2.70
07/17/1969	2.65
07/20/1978	2.64
07/12/1957	2.63
06/07/1993	2.60
05/20/1975	2.54
06/17/1996	2.50
07/30/1979	2.43
07/16/1950	2.41
07/27/1966	2.39
06/12/1970	2.35
06/10/1967	2.32
07/19/1990	2.30
05/25/1991	2.20
08/09/1984	2.20
08/08/1977	2.15
07/02/1960	2.05
07/02/1974	2.03
09/01/1989	2.00
06/24/1950	2.00
09/13/1961	1.99
06/13/1958	1.97
06/10/1953	1.95
09/09/1992	1.90
07/08/1986	1.90
12/25/1982	1.90
06/15/1982	1.90
05/21/1982	1.90
08/01/1961	1.86
04/24/1976	1.85
08/25/1972	1.84
10/13/1970	1.84
07/22/1962	1.81
06/19/1961	1.77
09/26/1951	1.74
09/24/1977	1.73
07/16/1963	1.73
06/13/1981	1.70
08/18/1954	1.69
08/03/1957	1.67
08/17/1979	1.65

Duration: 04d
07/15/1996	8.11
10/09/1954	6.75
07/12/1957	6.24
07/26/1966	5.39
09/11/1961	5.28
06/07/1993	5.11
10/02/1954	4.82
09/10/2000	4.76
06/13/1976	4.64
02/20/1997	4.60
06/25/1959	4.58
08/25/1987	4.55
04/03/1947	4.49
07/19/1990	4.47
09/22/1961	4.46
06/07/1967	4.41
08/15/1968	4.40
07/17/1969	4.39
08/04/1998	4.33
11/10/1995	4.27
07/19/1978	4.27
07/03/1943	4.26
08/29/1977	4.20
07/16/1963	4.15
12/02/1982	3.98
08/08/1977	3.88
05/11/1966	3.88
04/16/1975	3.87
07/16/1950	3.85
08/13/1987	3.80
10/04/1955	3.80
04/23/1976	3.79
09/07/1992	3.77
10/02/1991	3.74
09/25/1972	3.71
09/06/1998	3.58
08/17/1979	3.56
11/07/1966	3.55
11/26/1990	3.51
09/23/1986	3.48
05/28/1980	3.45
08/01/1961	3.43
08/15/1997	3.41
05/09/1951	3.41
06/16/1996	3.37
06/17/1993	3.31
01/11/1960	3.27
05/09/1990	3.26
10/18/1985	3.26
06/13/1981	3.26
09/03/1961	3.24
04/22/1957	3.24
06/27/1983	3.22
04/26/1956	3.20
10/07/1990	3.19
09/17/1983	3.16
08/16/1970	3.14
08/05/1955	3.14
06/13/1949	3.13

Duration: 06h
07/17/1996	5.30
07/12/1957	5.23
06/13/1976	4.62
06/25/1959	4.58
10/03/1954	3.93
08/16/1968	3.73
09/28/1972	3.65
04/18/1975	3.49
09/06/1998	3.30
07/27/1966	3.24
06/17/1996	3.00
10/18/1985	3.00
08/31/1977	3.00
06/07/1993	2.90
09/26/1986	2.90
07/20/1978	2.87
07/17/1969	2.84
07/20/1980	2.80
09/11/2000	2.70
05/25/1991	2.60
05/20/1975	2.54
06/10/1967	2.54
06/30/1977	2.53
09/13/1961	2.52
07/19/1990	2.50
07/16/1950	2.50
06/20/1970	2.48
07/30/1979	2.43
06/10/1953	2.42
09/09/1992	2.40
06/27/1983	2.40
12/02/1982	2.40
08/09/1984	2.30
10/13/1970	2.24
08/01/1961	2.21
07/01/1983	2.20
05/21/1982	2.20
06/13/1981	2.20
07/16/1963	2.19
08/06/1951	2.15
02/20/1997	2.10
07/01/1974	2.08
06/24/1950	2.08
07/02/1960	2.05
06/13/1958	2.03
08/31/1989	2.02
08/26/1987	2.00
09/26/1951	1.96
04/24/1976	1.95
11/27/1990	1.91
07/08/1986	1.90
11/01/1982	1.90

Duration: 07d
07/15/1996	8.34
10/05/1954	7.60
06/25/1959	6.44
07/12/1957	6.44
06/02/1993	6.27
06/27/1983	5.91
08/26/1977	5.89
07/26/1966	5.85
06/13/1976	5.66
08/21/1987	5.65
07/13/1963	5.64
06/10/1967	5.59
02/20/1997	5.36
09/11/1961	5.28
09/10/2000	5.07
08/11/1997	4.96
04/04/1947	4.91
08/02/1977	4.90
07/16/1990	4.86
10/24/1991	4.71
04/17/1975	4.69
08/04/1998	4.68
05/28/1980	4.66
11/28/1982	4.58
08/31/1961	4.52
06/08/1958	4.51
10/31/1994	4.47
09/22/1961	4.46
04/20/1976	4.45
08/15/1968	4.45
07/17/1978	4.43
09/24/1986	4.40
07/17/1969	4.39
07/05/1943	4.37
11/06/1995	4.32
07/30/1961	4.30
06/08/1981	4.25
05/07/1966	4.24
09/21/1951	4.22
07/13/1950	4.21
11/21/1990	4.17
05/03/1990	4.16
12/09/1971	4.15
09/28/1954	4.15
09/08/1992	4.14
08/13/1987	4.14
08/17/1979	4.14
04/09/1991	4.01
12/20/1949	3.91
09/23/1972	3.87
02/29/1976	3.84
09/03/1998	3.83
12/29/1992	3.83
05/09/1981	3.83
06/14/1993	3.81
04/22/1957	3.80
10/04/1955	3.80
06/04/1953	3.77
10/02/1991	3.74

Duration: 10d
10/03/1954	11.58
07/15/1996	8.71
06/07/1967	7.06
05/30/1993	6.94
07/13/1963	6.84
07/04/1957	6.55
06/25/1959	6.50
08/02/1977	6.43
09/05/1961	6.40
09/24/1986	6.31
04/18/1975	6.28
08/18/1987	5.99
06/27/1983	5.96
07/17/1969	5.94
08/23/1977	5.90
07/26/1966	5.85
02/20/1997	5.83
06/13/1976	5.73
06/12/1970	5.68
07/11/1990	5.62
10/31/1994	5.32
08/08/1979	5.18
10/24/1991	5.11
05/03/1990	5.09
09/10/2000	5.07
04/01/1947	5.04
09/22/1961	5.03
08/01/1961	4.98
08/11/1997	4.97
11/26/1982	4.95
05/28/1980	4.91
06/08/1958	4.91
08/03/1998	4.79
07/17/1978	4.74
08/16/1954	4.65
09/27/1955	4.64
04/07/1991	4.63
06/15/1950	4.60
09/07/1992	4.59
09/22/1945	4.59
09/15/1977	4.58
11/02/1995	4.56
06/08/1981	4.55
11/01/1985	4.53
07/03/1943	4.52
05/07/1945	4.50
11/19/1983	4.45
04/20/1976	4.45
08/15/1968	4.45
12/06/1971	4.44
07/12/1950	4.43
12/17/1949	4.32
05/07/1966	4.30
04/19/1957	4.24
09/21/1951	4.22
11/21/1990	4.17
04/26/1956	4.10
05/16/1991	4.09
05/25/1989	4.06

Duration: 12h
07/12/1957	6.20
07/17/1996	6.00
07/26/1966	4.90
06/13/1976	4.62
06/25/1959	4.58
09/11/2000	4.20
10/03/1954	3.94
07/19/1990	3.90
08/16/1968	3.83
04/18/1975	3.80
08/31/1977	3.76
09/28/1972	3.68
09/06/1998	3.30
10/18/1985	3.30
02/20/1997	3.10
06/17/1996	3.10
07/20/1978	3.03
09/09/1992	3.00
12/02/1982	3.00
06/10/1967	2.94
06/20/1970	2.92
06/07/1993	2.90
09/26/1986	2.90
06/27/1983	2.90
07/17/1969	2.84
11/10/1995	2.80
06/13/1981	2.80
07/20/1980	2.80
05/11/1966	2.71
05/25/1991	2.70
09/13/1961	2.63
07/16/1950	2.61
06/30/1977	2.59
05/20/1975	2.54
07/30/1979	2.43
10/13/1970	2.43
06/10/1953	2.42
08/26/1987	2.40
08/01/1961	2.40
11/27/1990	2.38
08/05/1951	2.38
04/24/1976	2.33
08/17/1979	2.31
06/24/1950	2.31
05/09/1990	2.30
08/31/1989	2.30
08/09/1984	2.30
07/01/1983	2.30
01/11/1960	2.23
03/03/1985	2.20
11/01/1982	2.20
05/21/1982	2.20

Duration: 20d
09/29/1954	12.12
09/06/1961	10.56
07/15/1996	10.29
05/31/1993	10.14
08/08/1987	9.91
07/30/1979	9.00
07/12/1957	8.67
06/05/1967	7.85
09/17/1986	7.84
08/31/1977	7.65
04/04/1947	7.55
07/16/1963	7.45
10/31/1985	7.32
04/18/1975	7.31
03/26/1983	7.22
07/24/1977	7.03
05/31/1958	7.01
07/12/1969	6.87
07/10/1990	6.79
07/12/1950	6.77
06/21/1959	6.75
09/07/1992	6.73
05/07/1943	6.62
10/23/1995	6.60
05/28/1980	6.59
06/14/1983	6.56
06/13/1976	6.55
04/23/1966	6.54
05/30/1950	6.53
05/01/1945	6.50
04/08/1999	6.42
08/29/1993	6.39
02/10/1997	6.37
07/19/1982	6.30
07/09/1966	6.28
04/20/1976	6.26
06/05/1974	6.25
11/19/1982	6.24
09/10/2000	6.18
12/10/1949	6.13
05/03/1990	6.12
08/31/1980	6.02
07/22/1961	6.01
06/02/1970	6.00
05/09/1996	5.94
04/13/1970	5.93
09/13/1945	5.91
05/22/1955	5.88
08/25/1965	5.84
03/27/1991	5.81
11/23/1983	5.79
05/27/1981	5.79
08/06/1972	5.73
09/30/1985	5.64
10/13/1991	5.63
10/30/1994	5.61
04/22/1951	5.61
09/21/1951	5.59
04/25/1956	5.58

Duration: 24h
07/17/1996	8.60
07/12/1957	6.24
10/09/1954	5.55
07/26/1966	5.39
06/13/1976	4.64
06/25/1959	4.58
09/11/2000	4.20
08/31/1977	4.16
02/20/1997	4.10
06/07/1993	4.10
07/19/1990	4.10
11/10/1995	4.00
04/18/1975	3.83
08/16/1968	3.83
08/25/1987	3.80
09/28/1972	3.68
05/11/1966	3.61
04/24/1976	3.54
07/16/1950	3.51
11/26/1990	3.43
10/18/1985	3.40
09/06/1998	3.30
07/17/1969	3.29
12/02/1982	3.20
07/20/1978	3.12
06/17/1996	3.10
08/05/1955	3.09
09/09/1992	3.00
06/20/1970	2.97
06/10/1967	2.95
11/08/1966	2.93
05/10/1951	2.92
09/26/1986	2.90
06/27/1983	2.90
01/11/1960	2.86
08/17/1979	2.84
06/13/1981	2.80
07/20/1980	2.80
12/24/1965	2.79
06/14/1949	2.73
05/25/1991	2.70
03/03/1985	2.70
11/01/1982	2.70
10/13/1970	2.67
09/13/1961	2.63
05/20/1975	2.62
06/30/1977	2.59
04/29/1963	2.57
08/01/1961	2.55
09/26/1951	2.55
10/31/1994	2.50
07/01/1983	2.50

Duration: 30d
08/31/1961	14.26
06/03/1993	13.17
09/17/1954	12.60
07/12/1957	11.82
08/03/1977	11.43
07/24/1979	10.94
07/15/1996	10.89
08/08/1987	9.95
06/25/1959	9.19
08/25/1965	9.15
09/11/1986	9.13
03/18/1983	9.11
04/17/1966	9.06
10/02/1991	9.04
05/20/1996	9.01
10/18/1985	8.96
07/13/1963	8.94
05/30/1950	8.93
06/05/1967	8.84
06/08/1958	8.78
06/22/1990	8.75
03/23/1947	8.65
06/05/1974	8.54
04/25/1943	8.38
06/27/1969	8.29
05/23/1970	8.26
11/28/1982	8.13
10/13/1995	8.03
08/29/1993	8.03
09/10/2000	7.89
04/02/1975	7.84
06/27/1983	7.72
11/15/1983	7.66
06/11/1946	7.62
09/12/1977	7.58
04/16/1970	7.58
05/02/1945	7.55
08/03/1980	7.53
07/10/1982	7.49
04/12/1981	7.49
09/14/1970	7.41
05/15/1999	7.40
05/20/1975	7.40
11/04/1990	7.39
05/28/1976	7.39
07/08/1951	7.28
09/28/1972	7.26
05/26/2000	7.25
12/11/1949	7.24
08/25/1992	7.13
07/12/1961	7.13
03/22/1993	7.08
07/04/1966	7.06
07/12/1950	7.05
04/20/1976	7.02
03/17/1991	7.00
04/20/1990	6.97
04/11/1951	6.88
04/16/2000	6.87

Duration: 45d
08/31/1961	15.76
06/04/1993	15.06
08/02/1977	14.48
06/16/1996	13.81
06/22/1957	13.49
09/14/1954	12.85
04/16/1975	11.93
10/18/1985	11.86
06/02/1950	11.82
07/24/1979	11.77
03/18/1983	11.69
06/25/1959	11.67
07/15/1987	11.39
08/09/1965	11.09
05/10/1974	11.05
05/31/1958	11.04
06/07/1990	10.97
07/19/1980	10.88
05/09/1970	10.79
06/06/1969	10.78
06/25/1982	10.76
08/15/1993	10.61
04/17/1966	10.54
04/02/1945	10.51
03/23/1947	10.45
10/31/1982	10.43
05/09/1981	10.25
10/02/1991	10.21
08/15/1970	10.17
09/11/1986	10.16
05/27/2000	10.11
08/03/1998	10.02
04/20/1943	9.82
04/08/1999	9.78
05/28/1967	9.74
03/18/1970	9.52
07/08/1951	9.45
05/05/1976	9.36
12/11/1949	9.36
04/14/1996	9.29
06/07/1963	9.22
06/07/1978	9.08
03/28/1951	8.98
05/19/1983	8.91
10/03/1995	8.88
08/19/1972	8.88
07/29/2000	8.84
10/15/1988	8.82
05/27/1954	8.82
10/30/1994	8.79
03/25/1973	8.75
09/20/1967	8.75
03/19/1979	8.73
10/31/1983	8.56
03/21/1993	8.53
04/07/2000	8.48
03/12/1954	8.48
05/23/1947	8.47
04/12/1991	8.33

Duration: 48h
07/17/1996	8.60
10/09/1954	6.68
07/12/1957	6.24
07/26/1966	5.39
09/12/1961	5.21
06/07/1993	4.90
02/20/1997	4.80
09/10/2000	4.70
06/13/1976	4.64
06/25/1959	4.58
08/15/1968	4.39
08/25/1987	4.30
08/31/1977	4.16
07/19/1990	4.10
11/10/1995	4.00
04/17/1975	3.84
05/11/1966	3.80
04/23/1976	3.77
09/28/1972	3.68
10/04/1955	3.65
07/19/1978	3.55
11/08/1966	3.54
07/16/1950	3.52
11/26/1990	3.51
09/07/1992	3.50
10/18/1985	3.50
05/09/1951	3.41
07/17/1969	3.38
09/06/1998	3.30
09/24/1986	3.30
12/02/1982	3.30
06/16/1996	3.20
08/05/1955	3.14
06/13/1949	3.13
06/27/1983	3.10
07/31/1961	3.02
10/08/1990	3.00
06/13/1981	3.00
06/20/1970	2.97
12/23/1965	2.97
06/10/1967	2.95
01/11/1960	2.93
08/16/1997	2.90
09/17/1983	2.90
10/31/1982	2.90
07/20/1980	2.90
08/17/1979	2.85
06/20/1974	2.84
12/20/1949	2.84
04/29/1970	2.72
08/04/1998	2.70
05/06/1998	2.70

Duration: 60d
07/28/1961	20.63
08/02/1977	19.12
08/16/1954	17.42
05/20/1996	17.33
06/05/1957	17.17
05/28/1993	16.86
06/02/1950	15.67
09/21/1985	14.48
05/07/1974	14.30
07/21/1980	14.27
04/17/1975	14.19
04/20/1976	14.11
03/18/1983	14.08
04/27/1970	14.07
04/04/1947	13.96
04/15/1999	13.77
10/29/1982	13.56
06/01/1969	13.35
07/27/1965	13.27
04/16/2000	13.26
06/12/1982	13.08
08/16/1970	13.08
06/29/1987	12.94
06/28/1979	12.74
10/02/1991	12.66
06/23/1990	12.51
05/08/1943	12.40
04/12/1945	12.33
04/26/1981	12.27
05/17/1958	12.26
04/17/1966	12.07
08/01/1972	11.94
06/21/1959	11.93
10/03/1990	11.85
03/27/1991	11.71
05/15/1986	11.68
08/04/1998	11.65
08/11/1993	11.64
04/20/1967	11.54
06/07/1963	11.33
10/20/1983	11.26
07/18/1989	11.23
03/29/1973	11.14
03/24/1969	10.75
03/09/1998	10.62
07/27/2000	10.60
08/05/1945	10.59
09/11/1986	10.50
05/11/1946	10.50
09/07/1992	10.46
11/27/1949	10.36
06/24/1951	10.29
06/17/1978	10.28
03/29/1951	10.25
04/10/1990	10.11
05/22/1983	10.11
09/21/1951	10.07
02/25/1954	9.99
03/04/1979	9.86