Station Overview Station Location
Station Number IL-CK-163 Latitude 42.081944
Station Name Arlington Heights 1.2 SW Longitude -87.997116
County Cook Elevation (ft) 708



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 09 2.97 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 3.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 2.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 1.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 1.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 2.30 0.00 4 0.00 4 0.00 0 0 0 0 0.0 0 0
April 10 3.42 2.79 30 2.79 30 0.00 0 0 11 2 0.0 0 0
May 10 4.06 5.73 31 5.73 31 0.00 0 0 14 1 0.0 0 0
June 10 4.02 5.12 30 4.82 26 0.30 4 1 15 1 0.0 0 0
July 10 3.83 4.04 31 4.04 24 0.00 7 0 6 1 0.0 0 0
Aug 10 4.50 4.19 31 2.69 29 1.50 2 1 8 0 0.0 0 0
Sept 10 3.40 3.88 30 3.88 30 0.00 0 0 13 4 0.0 0 0
Water Year Totals: 37.17" 25.75" 187 days 23.95" 174 1.80" 13 days 2 67 days 9 days 0.0" 0 days 0 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010
2/21/2010
2/22/2010
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010
3/26/2010
3/27/2010
3/28/2010 0.00
3/29/2010 0.00
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 T
4/4/2010 0.20
4/5/2010 0.83
4/6/2010 0.84
4/7/2010 0.34
4/8/2010 0.07
4/9/2010 0.01
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 T
4/13/2010 0.01
4/14/2010 0.00
4/15/2010 0.00
4/16/2010 0.00
4/17/2010 0.00
4/18/2010 0.00
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.01
4/23/2010 0.00
4/24/2010 0.26
4/25/2010 0.17
4/26/2010 0.05
4/27/2010 0.00
4/28/2010 0.00
4/29/2010 0.00
4/30/2010 0.00
5/1/2010 0.13
5/2/2010 1.08
5/3/2010 0.00
5/4/2010 0.00
5/5/2010 0.00
5/6/2010 0.01
5/7/2010 0.56
5/8/2010 0.18
5/9/2010 0.01
5/10/2010 0.00
5/11/2010 0.77
5/12/2010 0.31
5/13/2010 2.00
5/14/2010 0.07
5/15/2010 0.00
5/16/2010 0.00
5/17/2010 T
5/18/2010 0.01
5/19/2010 0.00
5/20/2010 0.00
5/21/2010 0.30
5/22/2010 0.29
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 0.00
5/26/2010 0.00
5/27/2010 0.01
5/28/2010 0.00
5/29/2010 0.00
5/30/2010 0.00
5/31/2010 0.00
6/1/2010 0.22
6/2/2010 0.70
6/3/2010 0.15
6/4/2010 0.00
6/5/2010 0.00
6/6/2010 0.19
6/7/2010 0.16
6/8/2010 0.03
6/9/2010 0.55
6/10/2010 0.00
6/11/2010 T
6/12/2010 **
6/13/2010 **
6/14/2010 **
6/15/2010 0.30
6/16/2010 0.20
6/17/2010 0.00
6/18/2010 0.01
6/19/2010 1.17
6/20/2010 0.00
6/21/2010 0.00
6/22/2010 0.01
6/23/2010 0.09
6/24/2010 0.51
6/25/2010 0.00
6/26/2010 0.61
6/27/2010 0.00
6/28/2010 0.22
6/29/2010 0.00
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 0.00
7/3/2010 0.00
7/4/2010 0.00
7/5/2010 0.00
7/6/2010 0.00
7/7/2010 0.01
7/8/2010 0.27
7/9/2010 T
7/10/2010 0.00
7/11/2010 0.00
7/12/2010 0.34
7/13/2010 0.00
7/14/2010 0.03
7/15/2010 0.00
7/16/2010 0.00
7/17/2010 0.00
7/18/2010 0.00
7/19/2010 0.00
7/20/2010 0.00
7/21/2010 0.00
7/22/2010 0.00
7/23/2010 0.18
7/24/2010 3.21
7/25/2010 **
7/26/2010 **
7/27/2010 **
7/28/2010 **
7/29/2010 **
7/30/2010 **
7/31/2010 **
8/1/2010 **
8/2/2010 1.50
8/3/2010 0.31
8/4/2010 0.33
8/5/2010 0.42
8/6/2010 0.00
8/7/2010 0.00
8/8/2010 0.00
8/9/2010 0.55
8/10/2010 0.00
8/11/2010 0.00
8/12/2010 0.00
8/13/2010 0.00
8/14/2010 0.20
8/15/2010 0.00
8/16/2010 0.00
8/17/2010 0.00
8/18/2010 0.09
8/19/2010 0.00
8/20/2010 0.00
8/21/2010 0.74
8/22/2010 0.00
8/23/2010 0.00
8/24/2010 0.00
8/25/2010 0.00
8/26/2010 0.00
8/27/2010 0.00
8/28/2010 0.00
8/29/2010 0.00
8/30/2010 0.00
8/31/2010 0.05
9/1/2010 0.40
9/2/2010 0.05
9/3/2010 1.70
9/4/2010 T
9/5/2010 0.00
9/6/2010 0.03
9/7/2010 T
9/8/2010 0.00
9/9/2010 0.00
9/10/2010 0.00
9/11/2010 0.14
9/12/2010 0.46
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.00
9/16/2010 T
9/17/2010 0.18
9/18/2010 0.00
9/19/2010 0.22
9/20/2010 0.00
9/21/2010 0.08
9/22/2010 0.36
9/23/2010 T
9/24/2010 0.23
9/25/2010 0.02
9/26/2010 0.01
9/27/2010 0.00
9/28/2010 0.00
9/29/2010 0.00
9/30/2010 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
3/28/2010 7:00 AM 0.00 0.0 M M M
3/29/2010 7:00 AM 0.00 0.0 M M M
3/30/2010 7:00 AM 0.00 0.0 M M M
3/31/2010 7:00 AM 0.00 0.0 M M M
4/1/2010 7:00 AM 0.00 0.0 M M M
4/2/2010 7:00 AM 0.00 0.0 M M M
4/3/2010 7:00 AM T M M M M
4/4/2010 7:00 AM 0.20 M M M M
4/5/2010 7:00 AM 0.83 M M M M
4/6/2010 7:00 AM 0.84 M M M M High winds and pea-sized hail from 10:35pm to 10:40pm.
4/7/2010 7:00 AM 0.34 M M M M
4/8/2010 7:00 AM 0.07 M M M M
4/9/2010 7:00 AM 0.01 M M M M
4/10/2010 7:00 AM 0.00 0.0 M M M
4/11/2010 7:00 AM 0.00 0.0 M M M
4/12/2010 7:00 AM T M M M M Just a few drops around 8am 4/11
4/13/2010 7:00 AM 0.01 M M M M
4/14/2010 7:00 AM 0.00 0.0 M M M
4/15/2010 7:00 AM 0.00 0.0 M M M
4/16/2010 7:00 AM 0.00 0.0 M M M
4/17/2010 7:00 AM 0.00 0.0 M M M
4/18/2010 7:00 AM 0.00 0.0 M M M
4/19/2010 7:00 AM 0.00 0.0 M M M
4/20/2010 7:00 AM 0.00 0.0 M M M
4/21/2010 7:00 AM 0.00 0.0 M M M
4/22/2010 7:00 AM 0.01 M M M M
4/23/2010 7:00 AM 0.00 0.0 M M M
4/24/2010 7:00 AM 0.26 M M M M correcting previous typo of 2.6
4/25/2010 7:00 AM 0.17 M M M M
4/26/2010 7:00 AM 0.05 M M M M
4/27/2010 7:00 AM 0.00 0.0 M M M
4/28/2010 7:00 AM 0.00 0.0 M M M
4/29/2010 7:00 AM 0.00 0.0 M M M
4/30/2010 7:00 AM 0.00 0.0 M M M
5/1/2010 7:00 AM 0.13 M M M M
5/2/2010 7:00 AM 1.08 M M M M
5/3/2010 7:00 AM 0.00 0.0 M M M
5/4/2010 7:00 AM 0.00 0.0 M M M
5/5/2010 7:00 AM 0.00 0.0 M M M
5/6/2010 7:00 AM 0.01 M M M M
5/7/2010 7:00 AM 0.56 M M M M
5/8/2010 7:00 AM 0.18 M M M M
5/9/2010 7:00 AM 0.01 M M M M
5/10/2010 7:00 AM 0.00 0.0 M M M
5/11/2010 7:00 AM 0.77 M M M M
5/12/2010 7:00 AM 0.31 M M M M
5/13/2010 7:00 AM 2.00 M M M M
5/14/2010 7:00 AM 0.07 M M M M
5/15/2010 7:00 AM 0.00 0.0 M M M
5/16/2010 7:00 AM 0.00 0.0 M M M
5/17/2010 7:00 AM T M M M M
5/18/2010 7:00 AM 0.01 M M M M
5/19/2010 7:00 AM 0.00 0.0 M M M
5/20/2010 7:00 AM 0.00 0.0 M M M
5/21/2010 7:00 AM 0.30 M M M M
5/22/2010 7:00 AM 0.29 M M M M
5/23/2010 7:00 AM 0.00 0.0 M M M
5/24/2010 7:00 AM 0.00 0.0 M M M
5/25/2010 7:00 AM 0.00 0.0 M M M
5/26/2010 7:00 AM 0.00 0.0 M M M
5/27/2010 7:00 AM 0.01 M M M M
5/28/2010 7:00 AM 0.00 0.0 M M M
5/29/2010 7:00 AM 0.00 0.0 M M M
5/30/2010 7:00 AM 0.00 0.0 M M M
5/31/2010 7:00 AM 0.00 0.0 M M M
6/1/2010 7:00 AM 0.22 M M M M
6/2/2010 7:00 AM 0.70 M M M M
6/3/2010 7:00 AM 0.15 M M M M
6/4/2010 7:00 AM 0.00 0.0 M M M
6/5/2010 7:00 AM 0.00 0.0 M M M
6/6/2010 7:00 AM 0.19 M M M M
6/7/2010 7:00 AM 0.16 M M M M
6/8/2010 7:00 AM 0.03 M M M M
6/9/2010 7:00 AM 0.55 M M M M
6/10/2010 7:00 AM 0.00 0.0 M M M
6/11/2010 7:00 AM T M M M M
6/16/2010 7:00 AM 0.20 M M M M
6/17/2010 7:00 AM 0.00 0.0 M M M
6/18/2010 7:00 AM 0.01 M M M M
6/19/2010 7:00 AM 1.17 M M M M
6/20/2010 7:00 AM 0.00 0.0 M M M
6/21/2010 7:00 AM 0.00 0.0 M M M
6/22/2010 7:00 AM 0.01 M M M M
6/23/2010 7:00 AM 0.09 M M M M
6/24/2010 7:00 AM 0.51 M M M M
6/25/2010 7:00 AM 0.00 0.0 M M M
6/26/2010 7:00 AM 0.61 M M M M
6/27/2010 7:00 AM 0.00 0.0 M M M
6/28/2010 7:00 AM 0.22 M M M M
6/29/2010 7:00 AM 0.00 0.0 M M M
6/30/2010 7:00 AM 0.00 0.0 M M M
7/1/2010 7:00 AM 0.00 0.0 M M M
7/2/2010 7:00 AM 0.00 0.0 M M M
7/3/2010 7:00 AM 0.00 0.0 M M M
7/4/2010 7:00 AM 0.00 0.0 M M M
7/5/2010 7:00 AM 0.00 0.0 M M M
7/6/2010 7:00 AM 0.00 0.0 M M M
7/7/2010 7:00 AM 0.01 M M M M
7/8/2010 7:00 AM 0.27 M M M M
7/9/2010 7:00 AM T M M M M
7/10/2010 7:00 AM 0.00 0.0 M M M
7/11/2010 7:00 AM 0.00 0.0 M M M
7/12/2010 7:00 AM 0.34 M M M M
7/13/2010 7:00 AM 0.00 0.0 M M M
7/14/2010 7:00 AM 0.03 M M M M
7/15/2010 7:00 AM 0.00 0.0 M M M
7/16/2010 7:00 AM 0.00 0.0 M M M
7/17/2010 7:00 AM 0.00 0.0 M M M
7/18/2010 7:00 AM 0.00 0.0 M M M
7/19/2010 7:00 AM 0.00 0.0 M M M
7/20/2010 7:00 AM 0.00 0.0 M M M
7/21/2010 7:00 AM 0.00 0.0 M M M
7/22/2010 7:00 AM 0.00 0.0 M M M
7/23/2010 7:00 AM 0.18 M M M M
7/24/2010 7:00 AM 3.21 M M M M Finally! Intense lightning and all night rain event. My rain barrel doth overflow. Leaving on long vacation to MI today - next report will be multi-day on 8/2.
8/3/2010 7:00 AM 0.31 M M M M
8/4/2010 7:00 AM 0.33 M M M M
8/5/2010 7:00 AM 0.42 M M M M
8/6/2010 7:00 AM 0.00 0.0 M M M
8/7/2010 7:00 AM 0.00 0.0 M M M
8/8/2010 7:00 AM 0.00 0.0 M M M
8/9/2010 7:00 AM 0.55 M M M M
8/10/2010 7:00 AM 0.00 0.0 M M M
8/11/2010 7:00 AM 0.00 0.0 M M M
8/12/2010 7:00 AM 0.00 0.0 M M M
8/13/2010 7:00 AM 0.00 0.0 M M M
8/14/2010 7:00 AM 0.20 M M M M
8/15/2010 7:00 AM 0.00 0.0 M M M
8/16/2010 7:00 AM 0.00 0.0 M M M
8/17/2010 7:00 AM 0.00 0.0 M M M
8/18/2010 7:00 AM 0.09 M M M M
8/19/2010 7:00 AM 0.00 0.0 M M M
8/20/2010 7:00 AM 0.00 0.0 M M M
8/21/2010 7:00 AM 0.74 M M M M
8/22/2010 7:00 AM 0.00 0.0 M M M
8/23/2010 7:00 AM 0.00 0.0 M M M
8/24/2010 7:00 AM 0.00 0.0 M M M
8/25/2010 7:00 AM 0.00 0.0 M M M
8/26/2010 7:00 AM 0.00 0.0 M M M
8/27/2010 7:00 AM 0.00 0.0 M M M
8/28/2010 7:00 AM 0.00 0.0 M M M
8/29/2010 7:00 AM 0.00 0.0 M M M
8/30/2010 7:00 AM 0.00 0.0 M M M
8/31/2010 7:00 AM 0.05 M M M M
9/1/2010 7:00 AM 0.40 M M M M
9/2/2010 7:00 AM 0.05 M M M M
9/3/2010 7:00 AM 1.70 M M M M
9/4/2010 7:00 AM T M M M M
9/5/2010 7:00 AM 0.00 0.0 M M M
9/6/2010 7:00 AM 0.03 M M M M
9/7/2010 7:00 AM T M M M M
9/8/2010 7:00 AM 0.00 0.0 M M M
9/9/2010 7:00 AM 0.00 0.0 M M M
9/10/2010 7:00 AM 0.00 0.0 M M M
9/11/2010 7:00 AM 0.14 M M M M light rain continuing at observation time
9/12/2010 7:00 AM 0.46 M M M M
9/13/2010 7:00 AM 0.00 0.0 M M M
9/14/2010 7:00 AM 0.00 0.0 M M M
9/15/2010 7:00 AM 0.00 0.0 M M M
9/16/2010 7:00 AM T M M M M
9/17/2010 7:00 AM 0.18 M M M M
9/18/2010 7:00 AM 0.00 0.0 M M M
9/19/2010 7:00 AM 0.22 M M M M
9/20/2010 7:00 AM 0.00 0.0 M M M
9/21/2010 7:00 AM 0.08 M M M M
9/22/2010 7:00 AM 0.36 M M M M
9/23/2010 7:00 AM T M M M M
9/24/2010 7:00 AM 0.23 M M M M
9/25/2010 7:00 AM 0.02 M M M M
9/26/2010 7:00 AM 0.01 M M M M
9/27/2010 7:00 AM 0.00 0.0 M M M
9/28/2010 7:00 AM 0.00 0.0 M M M
9/29/2010 7:00 AM 0.00 0.0 M M M
9/30/2010 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
6/12/2010 6/15/2010 7:00 AM 4 0.30 M M
7/25/2010 8/02/2010 7:00 AM 9 1.50 M M Back from vacation, resuming daily reporting.



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