Station Overview Station Location
Station Number IL-CK-149 Latitude 41.708447
Station Name Oak Lawn 0.5 SSW Longitude -87.753872
County Cook Elevation (ft) 597



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 16 3.09 5.19 31 2.71 18 2.48 13 4 6 2 0.0 0 0
Nov 16 3.37 1.84 30 1.50 20 0.34 10 3 5 2 0.0 0 0
Dec 16 2.46 1.10 30 0.85 22 0.25 8 2 4 4 11.0 4 9
Jan 17 2.00 3.19 31 3.19 31 0.00 0 0 9 8 0.0 0 0
Feb 17 1.85 1.51 28 1.51 28 0.00 0 0 5 5 0.3 1 2
March 17 2.49 6.78 31 6.78 31 0.00 0 0 14 3 8.1 4 6
April 17 3.62 6.18 30 6.18 30 0.00 0 0 11 4 0.0 0 0
May 17 4.14 5.59 31 5.59 31 0.00 0 0 15 2 0.0 0 0
June 17 4.24 2.30 30 2.30 30 0.00 0 0 11 0 0.0 0 0
July 17 3.99 3.66 31 3.66 31 0.00 0 0 10 4 0.0 0 0
Aug 17 4.28 1.86 31 1.84 27 0.02 4 1 10 0 0.0 0 0
Sept 17 3.30 0.36 30 0.36 30 0.00 0 0 3 4 0.0 0 0
Water Year Totals: 38.83" 39.56" 364 days 36.47" 329 3.09" 35 days 10 103 days 38 days 19.4" 9 days 17 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2016 **
10/2/2016 1.48
10/3/2016 T
10/4/2016 0.00
10/5/2016 0.00
10/6/2016 0.61
10/7/2016 0.54
10/8/2016 **
10/9/2016 **
10/10/2016 **
10/11/2016 **
10/12/2016 0.02
10/13/2016 0.34
10/14/2016 0.00
10/15/2016 T
10/16/2016 **
10/17/2016 0.71
10/18/2016 0.00
10/19/2016 0.00
10/20/2016 0.03
10/21/2016 0.00
10/22/2016 0.00
10/23/2016 0.00
10/24/2016 0.00
10/25/2016 0.00
10/26/2016 0.32
10/27/2016 0.87
10/28/2016 **
10/29/2016 **
10/30/2016 **
10/31/2016 0.27
11/1/2016 0.00
11/2/2016 0.00
11/3/2016 0.59
11/4/2016 0.00
11/5/2016 0.01
11/6/2016 0.00
11/7/2016 **
11/8/2016 **
11/9/2016 **
11/10/2016 **
11/11/2016 0.05
11/12/2016 T
11/13/2016 0.00
11/14/2016 0.00
11/15/2016 0.00
11/16/2016 0.00
11/17/2016 0.00
11/18/2016 0.00
11/19/2016 **
11/20/2016 **
11/21/2016 0.15
11/22/2016 0.00
11/23/2016 0.14
11/24/2016 **
11/25/2016 0.14
11/26/2016 0.00
11/27/2016 0.00
11/28/2016 0.22
11/29/2016 0.54
11/30/2016 T
12/1/2016 T
12/2/2016 T
12/3/2016 0.00
12/4/2016 0.00
12/5/2016 0.41
12/6/2016 0.00
12/7/2016 0.00
12/8/2016 T
12/9/2016 T
12/10/2016 0.00
12/11/2016 0.16
12/12/2016 M
12/13/2016 0.02
12/14/2016 0.00
12/15/2016 0.00
12/16/2016 0.00
12/17/2016 **
12/18/2016 0.14
12/19/2016 **
12/20/2016 **
12/21/2016 **
12/22/2016 **
12/23/2016 **
12/24/2016 0.11
12/25/2016 0.00
12/26/2016 0.26
12/27/2016 0.00
12/28/2016 0.00
12/29/2016 0.00
12/30/2016 0.00
12/31/2016 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2017 0.00
1/2/2017 0.00
1/3/2017 0.29
1/4/2017 0.03
1/5/2017 0.00
1/6/2017 T
1/7/2017 0.00
1/8/2017 0.00
1/9/2017 0.00
1/10/2017 T
1/11/2017 0.31
1/12/2017 0.58
1/13/2017 T
1/14/2017 0.00
1/15/2017 0.00
1/16/2017 0.02
1/17/2017 0.88
1/18/2017 T
1/19/2017 0.00
1/20/2017 1.03
1/21/2017 0.01
1/22/2017 0.00
1/23/2017 T
1/24/2017 0.00
1/25/2017 0.04
1/26/2017 T
1/27/2017 T
1/28/2017 0.00
1/29/2017 0.00
1/30/2017 0.00
1/31/2017 T
2/1/2017 0.00
2/2/2017 0.00
2/3/2017 0.00
2/4/2017 0.00
2/5/2017 0.00
2/6/2017 0.00
2/7/2017 0.50
2/8/2017 0.46
2/9/2017 0.04
2/10/2017 0.00
2/11/2017 0.00
2/12/2017 0.00
2/13/2017 0.00
2/14/2017 0.00
2/15/2017 0.00
2/16/2017 0.00
2/17/2017 0.00
2/18/2017 0.00
2/19/2017 0.00
2/20/2017 0.00
2/21/2017 0.21
2/22/2017 T
2/23/2017 0.00
2/24/2017 0.30
2/25/2017 T
2/26/2017 T
2/27/2017 T
2/28/2017 T
3/1/2017 1.70
3/2/2017 T
3/3/2017 T
3/4/2017 0.02
3/5/2017 0.00
3/6/2017 0.00
3/7/2017 0.22
3/8/2017 0.00
3/9/2017 0.00
3/10/2017 0.00
3/11/2017 0.00
3/12/2017 0.00
3/13/2017 0.10
3/14/2017 0.19
3/15/2017 0.21
3/16/2017 0.00
3/17/2017 0.03
3/18/2017 0.00
3/19/2017 0.00
3/20/2017 0.85
3/21/2017 0.00
3/22/2017 0.00
3/23/2017 0.00
3/24/2017 0.01
3/25/2017 0.29
3/26/2017 0.49
3/27/2017 0.11
3/28/2017 T
3/29/2017 0.00
3/30/2017 1.78
3/31/2017 0.78
Day of YearDaily PrcpMultiday Prcp
4/1/2017 T
4/2/2017 0.00
4/3/2017 T
4/4/2017 0.31
4/5/2017 0.22
4/6/2017 1.43
4/7/2017 0.00
4/8/2017 0.00
4/9/2017 0.00
4/10/2017 T
4/11/2017 0.66
4/12/2017 0.00
4/13/2017 0.10
4/14/2017 0.03
4/15/2017 0.20
4/16/2017 0.36
4/17/2017 0.00
4/18/2017 0.00
4/19/2017 0.00
4/20/2017 0.11
4/21/2017 T
4/22/2017 0.00
4/23/2017 0.00
4/24/2017 0.00
4/25/2017 0.00
4/26/2017 0.00
4/27/2017 0.40
4/28/2017 0.00
4/29/2017 0.00
4/30/2017 2.36
5/1/2017 1.17
5/2/2017 0.21
5/3/2017 0.02
5/4/2017 T
5/5/2017 T
5/6/2017 0.11
5/7/2017 0.00
5/8/2017 0.00
5/9/2017 0.46
5/10/2017 0.01
5/11/2017 0.80
5/12/2017 0.00
5/13/2017 0.00
5/14/2017 0.00
5/15/2017 0.00
5/16/2017 0.00
5/17/2017 0.00
5/18/2017 0.33
5/19/2017 0.00
5/20/2017 0.11
5/21/2017 0.53
5/22/2017 0.00
5/23/2017 0.07
5/24/2017 1.29
5/25/2017 0.13
5/26/2017 0.00
5/27/2017 0.34
5/28/2017 0.00
5/29/2017 0.00
5/30/2017 0.00
5/31/2017 0.01
6/1/2017 0.00
6/2/2017 0.00
6/3/2017 0.00
6/4/2017 0.00
6/5/2017 0.00
6/6/2017 0.00
6/7/2017 0.00
6/8/2017 0.00
6/9/2017 0.05
6/10/2017 0.05
6/11/2017 0.00
6/12/2017 0.00
6/13/2017 0.00
6/14/2017 0.00
6/15/2017 0.17
6/16/2017 0.06
6/17/2017 0.00
6/18/2017 0.49
6/19/2017 0.00
6/20/2017 0.06
6/21/2017 0.24
6/22/2017 0.00
6/23/2017 0.58
6/24/2017 0.01
6/25/2017 0.00
6/26/2017 0.00
6/27/2017 0.00
6/28/2017 0.00
6/29/2017 0.28
6/30/2017 0.31
Day of YearDaily PrcpMultiday Prcp
7/1/2017 0.00
7/2/2017 0.00
7/3/2017 T
7/4/2017 0.01
7/5/2017 0.00
7/6/2017 0.00
7/7/2017 T
7/8/2017 0.00
7/9/2017 0.00
7/10/2017 0.02
7/11/2017 0.43
7/12/2017 T
7/13/2017 0.61
7/14/2017 T
7/15/2017 0.00
7/16/2017 0.00
7/17/2017 0.00
7/18/2017 0.00
7/19/2017 0.00
7/20/2017 0.12
7/21/2017 0.59
7/22/2017 1.77
7/23/2017 0.02
7/24/2017 0.04
7/25/2017 0.00
7/26/2017 0.00
7/27/2017 0.05
7/28/2017 0.00
7/29/2017 0.00
7/30/2017 0.00
7/31/2017 0.00
8/1/2017 0.00
8/2/2017 0.00
8/3/2017 0.00
8/4/2017 0.67
8/5/2017 0.02
8/6/2017 0.00
8/7/2017 0.00
8/8/2017 0.00
8/9/2017 0.00
8/10/2017 0.00
8/11/2017 0.00
8/12/2017 0.00
8/13/2017 0.00
8/14/2017 0.00
8/15/2017 0.00
8/16/2017 0.00
8/17/2017 0.13
8/18/2017 0.11
8/19/2017 0.00
8/20/2017 0.00
8/21/2017 0.09
8/22/2017 0.28
8/23/2017 0.02
8/24/2017 **
8/25/2017 **
8/26/2017 **
8/27/2017 0.02
8/28/2017 0.04
8/29/2017 0.19
8/30/2017 0.29
8/31/2017 0.00
9/1/2017 0.00
9/2/2017 0.00
9/3/2017 0.16
9/4/2017 0.00
9/5/2017 T
9/6/2017 0.00
9/7/2017 0.00
9/8/2017 T
9/9/2017 0.00
9/10/2017 0.00
9/11/2017 0.00
9/12/2017 0.00
9/13/2017 T
9/14/2017 0.04
9/15/2017 0.00
9/16/2017 0.00
9/17/2017 0.00
9/18/2017 0.00
9/19/2017 0.16
9/20/2017 0.00
9/21/2017 T
9/22/2017 0.00
9/23/2017 0.00
9/24/2017 0.00
9/25/2017 0.00
9/26/2017 0.00
9/27/2017 0.00
9/28/2017 0.00
9/29/2017 0.00
9/30/2017 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/3/2016 8:30 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/4/2016 8:30 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/5/2016 7:00 AM 0.00 0.0 M M M
10/6/2016 8:20 AM 0.61 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/7/2016 7:40 AM 0.54 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/13/2016 8:30 AM 0.34 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/14/2016 8:20 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/15/2016 9:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/18/2016 8:15 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/19/2016 8:45 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/20/2016 8:30 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/21/2016 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/22/2016 7:00 AM 0.00 0.0 M M M
10/23/2016 7:00 AM 0.00 0.0 M M M
10/24/2016 7:00 AM 0.00 0.0 M M M
10/25/2016 7:00 AM 0.00 0.0 M M M
10/26/2016 8:25 AM 0.32 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
10/27/2016 8:30 AM 0.87 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
11/1/2016 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
11/2/2016 7:00 AM 0.00 0.0 M M M
11/3/2016 8:50 AM 0.59 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
11/4/2016 7:00 AM 0.00 0.0 M M M
11/5/2016 7:15 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
11/6/2016 11:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
11/12/2016 9:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.1 (build 2003)
11/13/2016 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.1 (build 2003)
11/14/2016 7:00 AM 0.00 0.0 M M M
11/15/2016 7:00 AM 0.00 0.0 M M M
11/16/2016 7:00 AM 0.00 0.0 M M M
11/17/2016 7:00 AM 0.00 0.0 M M M
11/18/2016 7:00 AM 0.00 0.0 M M M
11/22/2016 7:00 AM 0.00 0.0 M M M
11/23/2016 8:30 AM 0.14 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
11/26/2016 7:00 AM 0.00 0.0 M M M
11/27/2016 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
11/28/2016 7:25 AM 0.22 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
11/29/2016 7:45 AM 0.54 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
11/30/2016 8:05 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/1/2016 7:35 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/2/2016 8:05 AM T T T 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/3/2016 7:00 AM 0.00 0.0 M M M
12/4/2016 9:00 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/5/2016 7:25 AM 0.41 6.0 0.41 6.0 0.41 Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/6/2016 8:55 AM 0.00 0.0 0.00 4.0 M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/7/2016 9:00 AM 0.00 0.0 0.00 2.5 M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/8/2016 7:40 AM T T T 2.0 M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/9/2016 5:30 AM T T T 1.0 M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/10/2016 7:00 AM 0.00 0.0 M M M
12/11/2016 9:00 AM 0.16 2.7 0.16 2.7 0.16
12/12/2016 7:35 AM M 2.0 0.23 4.7 0.39 Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/13/2016 7:35 AM 0.02 0.3 0.02 4.9 M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/14/2016 7:55 AM 0.00 0.0 0.00 4.5 M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/15/2016 7:00 AM 0.00 0.0 M M M
12/16/2016 7:00 AM 0.00 0.0 M M M
12/25/2016 7:00 AM 0.00 0.0 M M M
12/26/2016 9:00 AM 0.26 0.0 0.00 T M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/27/2016 9:00 AM 0.00 0.0 0.00 T M Submitted via CoCoRaHS Observer for Android version 2.0.4 (build 2006)
12/28/2016 7:00 AM 0.00 0.0 M M M
12/29/2016 7:00 AM 0.00 0.0 M M M
12/30/2016 7:00 AM 0.00 0.0 M M M
12/31/2016 7:00 AM 0.00 0.0 M M M
1/1/2017 7:00 AM 0.00 0.0 M M M
1/2/2017 7:00 AM 0.00 0.0 M M M
1/3/2017 8:00 AM 0.29 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.6 (build 2008)
1/4/2017 8:05 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.6 (build 2008)
1/5/2017 8:05 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.6 (build 2008)
1/6/2017 8:20 AM T T T 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.6 (build 2008)
1/7/2017 7:00 AM 0.00 0.0 M M M
1/8/2017 7:00 AM 0.00 0.0 M M M
1/9/2017 8:05 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/10/2017 8:00 AM T T 0.02 T 0.02 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/11/2017 8:10 AM 0.31 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/12/2017 8:00 AM 0.58 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/13/2017 8:40 AM T T T T T Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/14/2017 9:00 AM 0.00 0.0 0.00 T T Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/15/2017 9:00 AM 0.00 0.0 0.00 T M Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/16/2017 8:15 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/17/2017 8:00 AM 0.88 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/18/2017 8:10 AM T 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/19/2017 8:00 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/20/2017 7:40 AM 1.03 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/21/2017 7:40 AM 0.01 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/22/2017 7:00 AM 0.00 0.0 M M M
1/23/2017 7:55 AM T 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.7 (build 2009)
1/24/2017 7:00 AM 0.00 0.0 M M M
1/25/2017 8:10 AM 0.04 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
1/26/2017 7:55 AM T T T T T Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
1/27/2017 8:30 AM T T T T T Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
1/28/2017 7:00 AM 0.00 0.0 M M M
1/29/2017 7:00 AM 0.00 0.0 M M M
1/30/2017 7:00 AM 0.00 0.0 M M M
1/31/2017 8:10 AM T T T T T Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/1/2017 7:00 AM 0.00 0.0 M M M
2/2/2017 7:00 AM 0.00 0.0 M M M
2/3/2017 7:00 AM 0.00 0.0 M M M
2/4/2017 7:00 AM 0.00 0.0 M M M
2/5/2017 7:00 AM 0.00 0.0 M M M
2/6/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/7/2017 8:00 AM 0.50 0.0 0.00 0.0 0.00 Light rain falling at report time
2/8/2017 8:00 AM 0.46 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/9/2017 8:10 AM 0.04 0.3 0.04 0.3 0.04 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/10/2017 8:30 AM 0.00 0.0 0.00 0.2 M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/11/2017 7:00 AM 0.00 0.0 M M M
2/12/2017 7:40 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/13/2017 7:00 AM 0.00 0.0 M M M
2/14/2017 7:00 AM 0.00 0.0 M M M
2/15/2017 7:00 AM 0.00 0.0 M M M
2/16/2017 7:00 AM 0.00 0.0 M M M
2/17/2017 7:55 AM 0.00 0.0 M M M
2/18/2017 7:00 AM 0.00 0.0 M M M
2/19/2017 7:00 AM 0.00 0.0 M M M
2/20/2017 7:00 AM 0.00 0.0 M M M
2/21/2017 7:55 AM 0.21 0.0 0.00 0.0 0.00 Storm total as rain has stopped.
2/22/2017 9:00 AM T 0.0 0.00 0.0 0.00 Delayed report from this morning. Mist was falling at report time of 7:25am. Busy day prevented me from getting this in sooner.
2/23/2017 7:00 AM 0.00 0.0 M M M
2/24/2017 7:30 AM 0.30 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/25/2017 8:00 AM T T T T T Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/26/2017 9:00 AM T 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/27/2017 7:50 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
2/28/2017 8:30 AM T 0.0 0.00 0.0 0.00
3/1/2017 7:30 AM 1.70 M M M M Storm total
3/2/2017 8:20 AM T T T T T Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/3/2017 9:00 AM T T T 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/4/2017 8:10 AM 0.02 0.1 0.02 0.1 0.02 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/5/2017 7:00 AM 0.00 0.0 M M M
3/6/2017 7:00 AM 0.00 0.0 M M M
3/7/2017 8:10 AM 0.22 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/8/2017 7:00 AM 0.00 0.0 M M M
3/9/2017 8:30 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/10/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/11/2017 7:00 AM 0.00 0.0 M M M
3/12/2017 7:00 AM 0.00 0.0 M M M
3/13/2017 8:00 AM 0.10 2.0 0.10 2.0 0.10 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/14/2017 8:00 AM 0.19 4.0 0.19 6.0 M Heavy lake effect snow falling.
3/15/2017 7:50 AM 0.21 2.0 0.21 8.0 M Storm total.
3/16/2017 8:00 AM 0.00 0.0 0.00 6.0 M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/17/2017 8:15 AM 0.03 0.0 0.00 1.5 M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/18/2017 7:00 AM 0.00 0.0 M M M
3/19/2017 7:00 AM 0.00 0.0 M M M
3/20/2017 8:15 AM 0.85 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/21/2017 7:00 AM 0.00 0.0 M M M
3/22/2017 7:00 AM 0.00 0.0 M M M
3/23/2017 8:15 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/24/2017 7:30 AM 0.01 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/25/2017 7:55 AM 0.29 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/26/2017 8:30 AM 0.49 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/27/2017 8:00 AM 0.11 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/28/2017 8:05 AM T 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/29/2017 8:05 AM 0.00 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/30/2017 8:00 AM 1.78 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
3/31/2017 7:45 AM 0.78 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010). Edited for typo.
4/1/2017 8:50 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/2/2017 7:00 AM 0.00 0.0 M M M
4/3/2017 8:00 AM T 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/4/2017 8:00 AM 0.31 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/5/2017 7:40 AM 0.22 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/6/2017 7:55 AM 1.43 0.0 0.00 0.0 0.00 Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/7/2017 7:00 AM 0.00 0.0 M M M
4/8/2017 7:00 AM 0.00 0.0 M M M
4/9/2017 7:00 AM 0.00 0.0 M M M
4/10/2017 9:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/11/2017 7:55 AM 0.66 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/12/2017 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/13/2017 8:00 AM 0.10 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/14/2017 8:00 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/15/2017 8:00 AM 0.20 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/16/2017 7:30 AM 0.36 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/17/2017 7:00 AM 0.00 0.0 M M M
4/18/2017 7:00 AM 0.00 0.0 M M M
4/19/2017 7:00 AM 0.00 0.0 M M M
4/20/2017 8:15 AM 0.11 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/21/2017 8:20 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/22/2017 7:00 AM 0.00 0.0 M M M
4/23/2017 7:00 AM 0.00 0.0 M M M
4/24/2017 7:00 AM 0.00 0.0 M M M
4/25/2017 8:10 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/26/2017 7:00 AM 0.00 0.0 M M M
4/27/2017 7:45 AM 0.40 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/28/2017 7:55 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/29/2017 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
4/30/2017 7:35 AM 2.36 M M M M Total rain through 7:30am
5/1/2017 7:55 AM 1.17 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/2/2017 8:00 AM 0.21 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/3/2017 7:55 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/4/2017 8:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/5/2017 7:55 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/6/2017 7:55 AM 0.11 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/7/2017 7:00 AM 0.00 0.0 M M M
5/8/2017 7:00 AM 0.00 0.0 M M M
5/9/2017 8:00 AM 0.46 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/10/2017 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/11/2017 8:00 AM 0.80 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/12/2017 7:00 AM 0.00 0.0 M M M
5/13/2017 7:00 AM 0.00 0.0 M M M
5/14/2017 7:00 AM 0.00 0.0 M M M
5/15/2017 7:00 AM 0.00 0.0 M M M
5/16/2017 7:00 AM 0.00 0.0 M M M
5/17/2017 7:00 AM 0.00 0.0 M M M
5/18/2017 7:55 AM 0.33 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/19/2017 8:10 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/20/2017 8:15 AM 0.11 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/21/2017 8:20 AM 0.53 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/22/2017 7:00 AM 0.00 0.0 M M M
5/23/2017 7:55 AM 0.07 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/24/2017 8:00 AM 1.29 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.8 (build 20010)
5/25/2017 8:20 AM 0.13 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
5/26/2017 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
5/27/2017 8:00 AM 0.34 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
5/28/2017 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
5/29/2017 8:20 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
5/30/2017 7:50 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
5/31/2017 7:50 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/1/2017 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/2/2017 7:00 AM 0.00 0.0 M M M
6/3/2017 7:00 AM 0.00 0.0 M M M
6/4/2017 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/5/2017 7:00 AM 0.00 0.0 M M M
6/6/2017 7:00 AM 0.00 0.0 M M M
6/7/2017 7:00 AM 0.00 0.0 M M M
6/8/2017 7:00 AM 0.00 0.0 M M M
6/9/2017 8:00 AM 0.05 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/10/2017 9:00 AM 0.05 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/11/2017 7:35 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/12/2017 7:00 AM 0.00 0.0 M M M
6/13/2017 7:00 AM 0.00 0.0 M M M
6/14/2017 7:00 AM 0.00 0.0 M M M
6/15/2017 7:40 AM 0.17 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/16/2017 8:10 AM 0.06 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/17/2017 7:00 AM 0.00 0.0 M M M
6/18/2017 8:55 AM 0.49 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/19/2017 7:00 AM 0.00 0.0 M M M
6/20/2017 8:30 AM 0.06 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/21/2017 9:00 AM 0.24 M M M M Delayed due to an internet outage for most of the day. Measurement was taken at 8:30am.
6/22/2017 8:05 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/23/2017 8:00 AM 0.58 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/24/2017 6:45 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/25/2017 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/26/2017 9:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/27/2017 7:00 AM 0.00 0.0 M M M
6/28/2017 8:35 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/29/2017 7:25 AM 0.28 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
6/30/2017 8:05 AM 0.31 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/1/2017 7:00 AM 0.00 0.0 M M M
7/2/2017 7:00 AM 0.00 0.0 M M M
7/3/2017 9:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/4/2017 8:30 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/5/2017 7:00 AM 0.00 0.0 M M M
7/6/2017 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/7/2017 5:55 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/8/2017 7:00 AM 0.00 0.0 M M M
7/9/2017 7:00 AM 0.00 0.0 M M M
7/10/2017 5:50 AM 0.02 M M M M Delayed report from this morning due to work. Only 0.02 fell before the main batch of rain approached.
7/11/2017 5:50 AM 0.43 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/12/2017 5:50 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/13/2017 5:50 AM 0.61 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/14/2017 8:45 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/15/2017 7:00 AM 0.00 0.0 M M M
7/16/2017 7:00 AM 0.00 0.0 M M M
7/17/2017 7:00 AM 0.00 0.0 M M M
7/18/2017 7:00 AM 0.00 0.0 M M M
7/19/2017 7:00 AM 0.00 0.0 M M M
7/20/2017 5:20 AM 0.12 M M M M Total from round 1, before round 2
7/21/2017 5:50 AM 0.59 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/22/2017 7:40 AM 1.77 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/23/2017 7:15 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/24/2017 5:50 AM 0.04 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/25/2017 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
7/26/2017 7:00 AM 0.00 0.0 M M M
7/27/2017 7:00 AM 0.05 M M M M
7/28/2017 7:00 AM 0.00 0.0 M M M
7/29/2017 7:00 AM 0.00 0.0 M M M
7/30/2017 7:00 AM 0.00 0.0 M M M
7/31/2017 7:00 AM 0.00 0.0 M M M
8/1/2017 7:00 AM 0.00 0.0 M M M
8/2/2017 7:00 AM 0.00 0.0 M M M
8/3/2017 7:00 AM 0.00 0.0 M M M
8/4/2017 5:40 AM 0.67 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/5/2017 9:00 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/6/2017 7:50 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/7/2017 5:50 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/8/2017 7:40 AM 0.00 0.0 M M M Coolest morning since early June according to home sensor. Low of 51!!!
8/9/2017 7:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/10/2017 7:00 AM 0.00 0.0 M M M
8/11/2017 7:00 AM 0.00 0.0 M M M
8/12/2017 7:00 AM 0.00 0.0 M M M
8/13/2017 7:00 AM 0.00 0.0 M M M
8/14/2017 7:00 AM 0.00 0.0 M M M
8/15/2017 7:00 AM 0.00 0.0 M M M
8/16/2017 7:00 AM 0.00 0.0 M M M
8/17/2017 5:55 AM 0.13 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/18/2017 5:55 AM 0.11 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/19/2017 7:00 AM 0.00 0.0 M M M
8/20/2017 7:00 AM 0.00 0.0 M M M
8/21/2017 5:50 AM 0.09 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/22/2017 5:40 AM 0.28 M M M M Still drizzling
8/23/2017 7:45 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/28/2017 5:55 AM 0.04 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/29/2017 5:50 AM 0.19 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/30/2017 6:45 AM 0.29 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
8/31/2017 7:00 AM 0.00 0.0 M M M
9/1/2017 7:00 AM 0.00 0.0 M M M
9/2/2017 7:00 AM 0.00 0.0 M M M
9/3/2017 8:20 AM 0.16 M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
9/4/2017 7:00 AM 0.00 0.0 M M M
9/5/2017 5:40 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.0.9 (build 20011)
9/6/2017 7:00 AM 0.00 0.0 M M M
9/7/2017 5:35 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 2.1.0 (build 21001)
9/8/2017 5:55 AM T M M M M Submitted via CoCoRaHS Observer for Android version 2.1.0 (build 21001)
9/9/2017 7:00 AM 0.00 0.0 M M M
9/10/2017 7:00 AM 0.00 0.0 M M M
9/11/2017 7:00 AM 0.00 0.0 M M M
9/12/2017 7:00 AM 0.00 0.0 M M M
9/13/2017 6:55 AM T M M M M
9/14/2017 8:00 AM 0.04 M M M M
9/15/2017 7:00 AM 0.00 0.0 M M M
9/16/2017 7:00 AM 0.00 0.0 M M M
9/17/2017 7:00 AM 0.00 0.0 M M M
9/18/2017 7:00 AM 0.00 0.0 M M M
9/19/2017 7:40 AM 0.16 M M M M
9/20/2017 8:45 AM 0.00 0.0 M M M
9/21/2017 8:10 AM T M M M M
9/22/2017 7:00 AM 0.00 0.0 M M M
9/23/2017 7:00 AM 0.00 0.0 M M M
9/24/2017 7:00 AM 0.00 0.0 M M M
9/25/2017 7:00 AM 0.00 0.0 M M M
9/26/2017 7:00 AM 0.00 0.0 M M M
9/27/2017 7:00 AM 0.00 0.0 M M M
9/28/2017 7:00 AM 0.00 0.0 M M M
9/29/2017 7:00 AM 0.00 0.0 M M M
9/30/2017 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/1/2016 10/02/2016 4:00 PM 2 1.48 0.0 1.48
10/8/2016 10/12/2016 8:00 AM 5 0.02 0.0 0.02
10/16/2016 10/17/2016 8:50 AM 2 0.71 0.0 0.71
10/28/2016 10/31/2016 9:00 AM 4 0.27 0.0 0.27
11/7/2016 11/11/2016 9:00 AM 5 0.05 0.0 0.05
11/19/2016 11/21/2016 9:00 AM 3 0.15 0.0 0.15
11/24/2016 11/25/2016 8:00 AM 2 0.14 0.0 0.14
12/17/2016 12/18/2016 8:35 AM 2 0.14 6.0 M 2 inches of snow for storm.
12/19/2016 12/24/2016 10:00 PM 6 0.11 3.0 M Merry Christmas from IL-CK-149 in Oak Lawn
8/24/2017 8/27/2017 2:20 PM 4 0.02 0.0 0.02 Measurement taken at 2pm Sunday



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground