Precipitation partial duration series (inches)
Station ID: 11-1522
Station name: CHICAGO CAL TREAT WKS
State: IL
Latitude (decimal degrees): 41.6667
Longitude (decimal degrees): 87.6167
Elevation (feet): 590

Duration: 01h
08/22/1972	2.42
07/23/1955	2.25
07/12/1957	2.13
10/03/1954	1.87
07/02/1960	1.84
08/24/1971	1.74
08/18/1954	1.65
09/21/1951	1.56
07/17/1964	1.47
07/19/1959	1.47
06/23/1968	1.46
08/21/1964	1.43
07/02/1954	1.43
07/21/1963	1.41
05/19/1949	1.27
06/19/1964	1.25
07/21/1951	1.16
06/25/1959	1.13
07/21/1953	1.13
08/26/1965	1.12
09/20/1964	1.11
10/15/1967	1.08
06/17/1952	1.06
04/30/1970	1.05
08/29/1955	1.05

Duration: 02h
10/03/1954	3.36
08/22/1972	2.79
07/21/1963	2.53
07/12/1957	2.50
07/23/1955	2.30
09/26/1951	2.23
08/24/1971	2.17
04/30/1970	2.05
07/02/1960	1.96
07/02/1954	1.95
08/18/1954	1.81
08/21/1964	1.70
06/25/1959	1.59
12/21/1967	1.58
08/29/1955	1.53
06/23/1968	1.51
05/19/1949	1.51
08/26/1965	1.50
07/17/1964	1.48
07/19/1959	1.47
09/13/1961	1.46
10/15/1967	1.42
07/21/1951	1.40
08/15/1970	1.39
07/08/1971	1.37

Duration: 03h
10/03/1954	4.21
07/21/1963	3.44
07/12/1957	3.21
08/22/1972	2.88
06/25/1959	2.71
09/21/1951	2.63
07/23/1955	2.31
08/24/1971	2.22
07/17/1964	2.22
04/30/1970	2.05
07/02/1960	2.03
07/02/1954	2.00
08/29/1955	1.98
08/18/1954	1.85
06/25/1968	1.84
08/21/1964	1.78
12/21/1967	1.75
09/13/1961	1.69
08/06/1951	1.68
05/19/1949	1.68
07/19/1959	1.60
08/15/1970	1.55
08/26/1965	1.55
06/02/1950	1.53
07/27/1951	1.52

Duration: 06h
07/12/1957	5.57
10/03/1954	5.18
07/21/1963	3.49
08/29/1955	2.96
08/22/1972	2.91
09/26/1951	2.85
06/25/1959	2.72
07/17/1964	2.35
07/23/1955	2.31
06/25/1968	2.30
09/13/1961	2.30
08/24/1971	2.22
08/05/1951	2.22
04/30/1970	2.10
06/02/1950	2.07
08/20/1964	2.04
07/02/1960	2.03
07/02/1954	2.01
07/04/1971	1.96
04/27/1959	1.95
12/21/1967	1.91
08/18/1954	1.89
12/10/1971	1.86
08/15/1970	1.84
07/21/1951	1.83

Duration: 12h
07/12/1957	6.06
10/09/1954	5.24
07/21/1963	3.49
08/29/1955	3.22
09/23/1961	3.07
06/25/1968	3.00
08/22/1972	2.91
09/26/1951	2.85
07/17/1964	2.74
06/25/1959	2.72
05/11/1966	2.63
07/06/1954	2.57
12/10/1971	2.55
08/05/1951	2.46
07/23/1955	2.45
05/10/1951	2.45
12/21/1949	2.42
01/12/1960	2.32
08/24/1971	2.22
04/30/1970	2.20
12/24/1965	2.20
09/20/1964	2.17
06/02/1950	2.13
04/27/1959	2.07
08/20/1964	2.06

Duration: 24h
10/09/1954	6.87
07/12/1957	6.06
05/11/1966	3.77
09/23/1961	3.71
07/21/1963	3.49
12/24/1965	3.30
06/24/1968	3.24
05/10/1951	3.24
08/29/1955	3.22
12/20/1949	3.12
09/26/1951	3.11
10/15/1967	3.09
08/22/1972	2.91
06/02/1950	2.91
07/02/1954	2.84
01/11/1960	2.79
07/17/1964	2.75
06/25/1959	2.72
04/30/1970	2.69
12/10/1971	2.59
03/12/1972	2.52
07/23/1955	2.52
08/05/1951	2.46
07/08/1951	2.38
04/27/1959	2.33

Duration: 48h
10/09/1954	8.22
07/12/1957	6.06
09/23/1961	5.10
06/23/1968	4.92
07/19/1963	4.29
12/20/1949	3.99
05/09/1951	3.93
05/11/1966	3.86
08/22/1972	3.69
12/24/1965	3.34
10/15/1967	3.31
08/29/1955	3.22
09/24/1951	3.22
07/22/1955	2.98
06/02/1950	2.91
01/11/1960	2.84
07/02/1954	2.84
10/04/1955	2.80
05/12/1970	2.79
04/30/1970	2.76
07/17/1964	2.75
06/25/1959	2.72
12/09/1971	2.69
04/26/1959	2.64
11/08/1966	2.61