Station Overview Station Location
Station Number IL-CK-36 Latitude 41.886011
Station Name Chicago 4.7 NE Longitude -87.620955
County Cook Elevation (ft) 627



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 15 3.26 0.92 31 0.92 30 0.00 1 0 6 3 0.0 0 0
Nov 15 2.99 3.99 30 0.60 21 3.39 9 5 2 1 0.0 0 0
Dec 15 2.30 3.59 31 2.52 24 1.07 7 3 8 3 0.0 0 0
Jan 16 1.85 0.72 31 0.57 28 0.15 3 1 5 5 0.0 0 0
Feb 16 1.79 0.89 29 0.89 29 0.00 0 0 8 2 0.0 0 0
March 16 2.34 2.04 31 1.02 25 1.02 6 2 7 1 0.0 0 0
April 16 3.53 1.46 30 0.80 21 0.66 9 2 6 1 0.0 0 0
May 16 3.84 7.03 31 1.93 24 5.10 7 3 7 0 0.0 0 0
June 16 4.16 2.33 30 0.66 25 1.67 5 2 5 0 0.0 0 0
July 16 3.94 5.58 31 5.21 27 0.37 4 2 7 0 0.0 0 0
Aug 16 4.14 6.19 34 4.01 26 2.18 8 3 6 1 0.0 0 0
Sept 16 3.18 1.53 30 1.43 27 0.10 3 1 9 0 0.0 0 0
Water Year Totals: 37.32" 36.27" 369 days 20.56" 307 15.71" 62 days 24 76 days 17 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
10/1/2015 0.00
10/2/2015 0.00
10/3/2015 T
10/4/2015 T
10/5/2015 0.00
10/6/2015 T
10/7/2015 0.00
10/8/2015 0.00
10/9/2015 0.06
10/10/2015 0.00
10/11/2015 0.00
10/12/2015 0.00
10/13/2015 0.00
10/14/2015 0.00
10/15/2015 0.00
10/16/2015 0.00
10/17/2015 0.00
10/18/2015 0.00
10/19/2015 0.00
10/20/2015 0.00
10/21/2015 0.12
10/22/2015 0.00
10/23/2015 0.00
10/24/2015 0.05
10/25/2015 0.17
10/26/2015 0.00
10/27/2015 0.00
10/28/2015 0.43
10/29/2015 0.09
10/30/2015 0.00
10/31/2015 **
11/1/2015 0.65
11/2/2015 0.00
11/3/2015 0.00
11/4/2015 0.00
11/5/2015 0.00
11/6/2015 0.44
11/7/2015 0.00
11/8/2015 0.00
11/9/2015 0.00
11/10/2015 0.00
11/11/2015 0.00
11/12/2015 **
11/13/2015 0.46
11/14/2015 0.00
11/15/2015 0.00
11/16/2015 0.00
11/17/2015 **
11/18/2015 0.67
11/19/2015 0.00
11/20/2015 0.00
11/21/2015 **
11/22/2015 0.65
11/23/2015 0.00
11/24/2015 T
11/25/2015 0.00
11/26/2015 0.16
11/27/2015 **
11/28/2015 0.96
11/29/2015 0.00
11/30/2015 0.00
12/1/2015 **
12/2/2015 **
12/3/2015 0.49
12/4/2015 0.00
12/5/2015 0.00
12/6/2015 0.00
12/7/2015 0.00
12/8/2015 0.00
12/9/2015 0.00
12/10/2015 0.00
12/11/2015 0.00
12/12/2015 T
12/13/2015 0.06
12/14/2015 0.66
12/15/2015 0.02
12/16/2015 **
12/17/2015 0.04
12/18/2015 0.00
12/19/2015 T
12/20/2015 0.00
12/21/2015 0.45
12/22/2015 0.23
12/23/2015 **
12/24/2015 0.54
12/25/2015 0.00
12/26/2015 0.00
12/27/2015 0.30
12/28/2015 T
12/29/2015 0.71
12/30/2015 0.00
12/31/2015 0.09
Day of YearDaily PrcpMultiday Prcp
1/1/2016 0.00
1/2/2016 0.00
1/3/2016 0.00
1/4/2016 0.00
1/5/2016 T
1/6/2016 0.00
1/7/2016 0.00
1/8/2016 T
1/9/2016 0.20
1/10/2016 0.29
1/11/2016 0.00
1/12/2016 **
1/13/2016 **
1/14/2016 0.15
1/15/2016 0.00
1/16/2016 0.02
1/17/2016 0.00
1/18/2016 0.00
1/19/2016 0.00
1/20/2016 0.05
1/21/2016 T
1/22/2016 0.00
1/23/2016 T
1/24/2016 0.00
1/25/2016 0.00
1/26/2016 0.01
1/27/2016 T
1/28/2016 0.00
1/29/2016 0.00
1/30/2016 0.00
1/31/2016 0.00
2/1/2016 0.02
2/2/2016 0.00
2/3/2016 0.50
2/4/2016 T
2/5/2016 0.00
2/6/2016 0.00
2/7/2016 0.00
2/8/2016 0.00
2/9/2016 0.06
2/10/2016 0.01
2/11/2016 0.00
2/12/2016 0.00
2/13/2016 0.00
2/14/2016 0.00
2/15/2016 0.16
2/16/2016 T
2/17/2016 0.04
2/18/2016 0.00
2/19/2016 0.00
2/20/2016 0.00
2/21/2016 0.00
2/22/2016 0.00
2/23/2016 0.00
2/24/2016 0.00
2/25/2016 0.07
2/26/2016 0.00
2/27/2016 0.00
2/28/2016 0.00
2/29/2016 0.03
3/1/2016 0.03
3/2/2016 0.03
3/3/2016 **
3/4/2016 **
3/5/2016 0.11
3/6/2016 T
3/7/2016 0.00
3/8/2016 0.00
3/9/2016 0.02
3/10/2016 0.00
3/11/2016 0.00
3/12/2016 0.00
3/13/2016 0.02
3/14/2016 0.51
3/15/2016 0.00
3/16/2016 0.28
3/17/2016 0.00
3/18/2016 0.00
3/19/2016 0.00
3/20/2016 0.00
3/21/2016 0.00
3/22/2016 0.00
3/23/2016 0.00
3/24/2016 **
3/25/2016 0.91
3/26/2016 0.00
3/27/2016 0.00
3/28/2016 0.13
3/29/2016 0.00
3/30/2016 0.00
3/31/2016 **
Day of YearDaily PrcpMultiday Prcp
4/1/2016 0.45
4/2/2016 0.02
4/3/2016 0.01
4/4/2016 0.00
4/5/2016 T
4/6/2016 0.06
4/7/2016 0.41
4/8/2016 0.07
4/9/2016 **
4/10/2016 **
4/11/2016 0.21
4/12/2016 0.00
4/13/2016 0.00
4/14/2016 0.00
4/15/2016 0.00
4/16/2016 0.00
4/17/2016 0.00
4/18/2016 0.00
4/19/2016 0.00
4/20/2016 0.00
4/21/2016 0.23
4/22/2016 0.00
4/23/2016 0.00
4/24/2016 0.00
4/25/2016 0.00
4/26/2016 **
4/27/2016 **
4/28/2016 **
4/29/2016 **
4/30/2016 **
5/1/2016 1.28
5/2/2016 0.32
5/3/2016 0.00
5/4/2016 0.31
5/5/2016 0.00
5/6/2016 0.00
5/7/2016 0.00
5/8/2016 0.06
5/9/2016 0.00
5/10/2016 0.89
5/11/2016 0.30
5/12/2016 **
5/13/2016 **
5/14/2016 1.87
5/15/2016 0.00
5/16/2016 0.00
5/17/2016 0.03
5/18/2016 0.02
5/19/2016 0.00
5/20/2016 0.00
5/21/2016 0.00
5/22/2016 0.00
5/23/2016 0.00
5/24/2016 0.00
5/25/2016 0.00
5/26/2016 **
5/27/2016 **
5/28/2016 1.95
5/29/2016 0.00
5/30/2016 0.00
5/31/2016 0.00
6/1/2016 **
6/2/2016 0.80
6/3/2016 0.00
6/4/2016 0.00
6/5/2016 0.03
6/6/2016 0.04
6/7/2016 0.00
6/8/2016 0.00
6/9/2016 0.00
6/10/2016 0.26
6/11/2016 0.00
6/12/2016 0.00
6/13/2016 0.00
6/14/2016 0.00
6/15/2016 0.24
6/16/2016 0.00
6/17/2016 0.00
6/18/2016 0.00
6/19/2016 0.00
6/20/2016 0.00
6/21/2016 **
6/22/2016 **
6/23/2016 0.87
6/24/2016 0.00
6/25/2016 0.00
6/26/2016 0.00
6/27/2016 0.09
6/28/2016 0.00
6/29/2016 0.00
6/30/2016 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2016 0.00
7/2/2016 0.00
7/3/2016 0.00
7/4/2016 0.00
7/5/2016 0.00
7/6/2016 0.68
7/7/2016 **
7/8/2016 0.16
7/9/2016 0.00
7/10/2016 0.00
7/11/2016 0.00
7/12/2016 0.00
7/13/2016 0.00
7/14/2016 0.34
7/15/2016 0.00
7/16/2016 0.01
7/17/2016 0.00
7/18/2016 0.59
7/19/2016 0.00
7/20/2016 0.00
7/21/2016 0.00
7/22/2016 0.78
7/23/2016 0.00
7/24/2016 2.34
7/25/2016 0.47
7/26/2016 0.00
7/27/2016 0.00
7/28/2016 0.00
7/29/2016 **
7/30/2016 0.21
7/31/2016 0.00
8/1/2016 0.00
8/2/2016 0.00
8/3/2016 0.00
8/4/2016 0.00
8/5/2016 0.00
8/6/2016 0.00
8/7/2016 0.00
8/8/2016 0.00
8/9/2016 0.00
8/10/2016 0.00
8/11/2016 0.00
8/12/2016 0.00
8/13/2016 2.13
8/14/2016 T
8/15/2016 0.00
8/16/2016 **
8/17/2016 **
8/18/2016 1.10
8/19/2016 0.61
8/20/2016 **
8/21/2016 1.08
8/22/2016 0.00
8/23/2016 0.00
8/24/2016 0.00
8/25/2016 0.00 **
8/26/2016 0.00 **
8/27/2016 0.73 0.00
8/28/2016 0.31
8/29/2016 0.00
8/30/2016 0.01
8/31/2016 0.22
9/1/2016 0.00
9/2/2016 0.02
9/3/2016 0.00
9/4/2016 0.00
9/5/2016 0.00
9/6/2016 0.00
9/7/2016 0.00
9/8/2016 0.28
9/9/2016 **
9/10/2016 **
9/11/2016 0.10
9/12/2016 0.00
9/13/2016 0.00
9/14/2016 0.03
9/15/2016 0.00
9/16/2016 0.00
9/17/2016 0.09
9/18/2016 0.00
9/19/2016 0.00
9/20/2016 0.00
9/21/2016 0.00
9/22/2016 0.22
9/23/2016 0.00
9/24/2016 0.00
9/25/2016 0.00
9/26/2016 0.04
9/27/2016 0.00
9/28/2016 0.07
9/29/2016 0.64
9/30/2016 0.04



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2015 7:00 AM 0.00 0.0 M M M
10/2/2015 7:00 AM 0.00 0.0 M M M
10/3/2015 7:00 AM T M M M M
10/4/2015 7:00 AM T M M M M
10/5/2015 7:00 AM 0.00 0.0 M M M
10/6/2015 7:00 AM T M M M M dense and patchy fog on and off all day and night
10/7/2015 7:00 AM 0.00 0.0 M M M
10/8/2015 7:00 AM 0.00 0.0 M M M
10/9/2015 7:00 AM 0.06 M M M M
10/10/2015 7:00 AM 0.00 0.0 M M M
10/11/2015 7:00 AM 0.00 0.0 M M M
10/12/2015 7:00 AM 0.00 0.0 M M M
10/13/2015 7:00 AM 0.00 0.0 M M M
10/14/2015 7:00 AM 0.00 0.0 M M M
10/15/2015 7:00 AM 0.00 0.0 M M M
10/16/2015 7:00 AM 0.00 0.0 M M M
10/17/2015 7:00 AM 0.00 0.0 M M M
10/18/2015 7:00 AM 0.00 0.0 M M M
10/19/2015 7:00 AM 0.00 0.0 M M M
10/20/2015 7:00 AM 0.00 0.0 M M M
10/21/2015 7:00 AM 0.12 M M M M
10/22/2015 7:00 AM 0.00 0.0 M M M
10/23/2015 7:00 AM 0.00 0.0 M M M
10/24/2015 7:00 AM 0.05 M M M M
10/25/2015 7:00 AM 0.17 M M M M
10/26/2015 7:00 AM 0.00 0.0 M M M
10/27/2015 7:00 AM 0.00 0.0 M M M
10/28/2015 7:00 AM 0.43 M M M M Rain, wind and dense fog from late afternoon through the night.
10/29/2015 7:00 AM 0.09 M M M M strong WNW winds, rain on and off all day
10/30/2015 7:00 AM 0.00 0.0 M M M Continued cloudy, very windy and cold. Luckily it didn't rain because using an umbrella would have been out of the question.
11/2/2015 7:00 AM 0.00 0.0 M M M
11/3/2015 7:00 AM 0.00 0.0 M M M
11/4/2015 7:00 AM 0.00 0.0 M M M
11/5/2015 7:00 AM 0.00 0.0 M M M
11/6/2015 7:00 AM 0.44 M M M M
11/7/2015 7:00 AM 0.00 0.0 M M M
11/8/2015 7:00 AM 0.00 0.0 M M M
11/9/2015 7:00 AM 0.00 0.0 M M M
11/10/2015 7:00 AM 0.00 0.0 M M M
11/11/2015 7:00 AM 0.00 0.0 M M M
11/14/2015 7:00 AM 0.00 0.0 M M M
11/15/2015 7:00 AM 0.00 0.0 M M M
11/16/2015 7:00 AM 0.00 0.0 M M M
11/19/2015 7:00 AM 0.00 0.0 M M M Strong winds out of the southwest for most of the day.
11/20/2015 7:00 AM 0.00 0.0 M M M Wind gusts up to 40 mph and temperatures almost 20°F colder than yesterday.
11/23/2015 7:00 AM 0.00 0.0 M M M
11/24/2015 7:00 AM T M M M M There was a short snow shower around noon. No accumulation at all.
11/25/2015 7:00 AM 0.00 0.0 M M M
11/26/2015 7:00 AM 0.16 M M M M
11/29/2015 7:00 AM 0.00 0.0 M M M
11/30/2015 7:00 AM 0.00 0.0 M M M
12/4/2015 7:00 AM 0.00 0.0 M M M patchy fog overnight
12/5/2015 7:00 AM 0.00 0.0 M M M
12/6/2015 7:00 AM 0.00 0.0 M M M
12/7/2015 7:00 AM 0.00 0.0 M M M dense fog overnight
12/8/2015 7:00 AM 0.00 0.0 M M M Dense fog continued overnight into the morning.
12/9/2015 7:00 AM 0.00 0.0 M M M
12/10/2015 7:00 AM 0.00 0.0 M M M
12/11/2015 7:00 AM 0.00 0.0 M M M
12/12/2015 7:00 AM T M M M M dense fog overnight
12/13/2015 7:00 AM 0.06 M M M M continuing warm temperatures and fog overnight
12/14/2015 7:00 AM 0.66 M M M M unseasonably warm (in the 50's) and rainy all day
12/15/2015 7:00 AM 0.02 M M M M
12/18/2015 7:00 AM 0.00 0.0 M M M
12/19/2015 7:00 AM T M M M M light snow flurries in the early afternoon
12/20/2015 7:00 AM 0.00 0.0 M M M
12/21/2015 7:00 AM 0.45 M M M M rain and fog overnight into the morning
12/22/2015 7:00 AM 0.23 M M M M dense fog from late afternoon and through the night
12/25/2015 7:00 AM 0.00 0.0 M M M
12/26/2015 7:00 AM 0.00 0.0 M M M
12/27/2015 7:00 AM 0.30 M M M M Dense fog started around 6:30 pm and continued overnight until it was replaced by strong winds toward morning.
12/28/2015 7:00 AM T M M M M a little sleet in the gauge
12/29/2015 7:00 AM 0.71 M M M M sleet and strong winds out of the east most of the day followed by rain in the early evening hours and dense fog overnight The temperatures stayed warm enough that the contents of the gauge did not have to be melted.
12/30/2015 7:00 AM 0.00 0.0 M M M
12/31/2015 7:00 AM 0.09 M M M M This measurement was based on snow in the gauge which I melted.
1/1/2016 7:00 AM 0.00 0.0 M M M
1/2/2016 7:00 AM 0.00 0.0 M M M
1/3/2016 7:00 AM 0.00 0.0 M M M
1/4/2016 7:00 AM 0.00 0.0 M M M
1/5/2016 7:00 AM T M M M M
1/6/2016 7:00 AM 0.00 0.0 M M M
1/7/2016 7:00 AM 0.00 0.0 M M M
1/8/2016 7:00 AM T M M M M
1/9/2016 7:00 AM 0.20 M M M M misty and foggy all day and overnight
1/10/2016 7:00 AM 0.29 M M M M This measurement was based on a 1/4" disk of ice in the gauge that I melted.
1/11/2016 7:00 AM 0.00 0.0 M M M
1/15/2016 7:00 AM 0.00 0.0 M M M
1/16/2016 7:00 AM 0.02 M M M M It rained during the day but the temperatures fell below 32°F overnight, so this measurement is based on a thin layer of ice in the gauge which I melted.
1/17/2016 7:00 AM 0.00 0.0 M M M
1/18/2016 7:00 AM 0.00 0.0 M M M
1/19/2016 7:00 AM 0.00 0.0 M M M Frigid!
1/20/2016 7:00 AM 0.05 M M M M Temperatures remain in the teens to the low twenties. Light snow overnight. This measurement is based on snow in the gauge which I melted.
1/21/2016 7:00 AM T M M M M
1/22/2016 7:00 AM 0.00 0.0 M M M
1/23/2016 7:00 AM T M M M M
1/24/2016 7:00 AM 0.00 0.0 M M M
1/25/2016 7:00 AM 0.00 0.0 M M M
1/26/2016 7:00 AM 0.01 M M M M
1/27/2016 7:00 AM T M M M M
1/28/2016 7:00 AM 0.00 0.0 M M M
1/29/2016 7:00 AM 0.00 0.0 M M M
1/30/2016 7:00 AM 0.00 0.0 M M M
1/31/2016 7:00 AM 0.00 0.0 M M M
2/1/2016 7:00 AM 0.02 M M M M
2/2/2016 7:00 AM 0.00 0.0 M M M
2/3/2016 7:00 AM 0.50 M M M M Some freezing rain mid-morning followed by fog and rain. The fog lasted through the night. There were thunderstorms mid-afternoon.
2/4/2016 7:00 AM T M M M M
2/5/2016 7:00 AM 0.00 0.0 M M M
2/6/2016 7:00 AM 0.00 0.0 M M M
2/7/2016 7:00 AM 0.00 0.0 M M M
2/8/2016 7:00 AM 0.00 0.0 M M M
2/9/2016 7:00 AM 0.06 M M M M This measurement was based on snow in the gauge which I melted.
2/10/2016 7:00 AM 0.01 M M M M This measurement was based on snow in the gauge which I melted.
2/11/2016 7:00 AM 0.00 0.0 M M M
2/12/2016 7:00 AM 0.00 0.0 M M M
2/13/2016 7:00 AM 0.00 0.0 M M M
2/14/2016 7:00 AM 0.00 0.0 M M M
2/15/2016 7:00 AM 0.16 M M M M Snow started at noon and continued through early evening. Fog and little frozen pellets overnight.
2/16/2016 7:00 AM T M M M M
2/17/2016 7:00 AM 0.04 M M M M This measurement was based on ice in the gauge which I melted.
2/18/2016 7:00 AM 0.00 0.0 M M M
2/19/2016 7:00 AM 0.00 0.0 M M M
2/20/2016 7:00 AM 0.00 0.0 M M M Wind gusts exceeded 60 mph in the afternoon.
2/21/2016 7:00 AM 0.00 0.0 M M M
2/22/2016 7:00 AM 0.00 0.0 M M M
2/23/2016 7:00 AM 0.00 0.0 M M M
2/24/2016 7:00 AM 0.00 0.0 M M M
2/25/2016 7:00 AM 0.07 M M M M Snow started at 9:30 am and continued through early evening. Wind gusts 40+ mph. The temperatures remained above freezing, so no real accumulation on the roads and sidewalks. This measurement was based on snow and ice in the gauge which I melted.
2/26/2016 7:00 AM 0.00 0.0 M M M
2/27/2016 7:00 AM 0.00 0.0 M M M
2/28/2016 7:00 AM 0.00 0.0 M M M
2/29/2016 7:00 AM 0.03 M M M M record-setting high temperature for this date
3/1/2016 7:00 AM 0.03 M M M M This measurement was based on ice in the gauge which I melted. Temperatures tumbled from the low 50s during the day to the 20s at night.
3/2/2016 7:00 AM 0.03 M M M M This measurement was based on snow in the gauge which I melted.
3/6/2016 7:00 AM T M M M M
3/7/2016 7:00 AM 0.00 0.0 M M M
3/8/2016 7:00 AM 0.00 0.0 M M M
3/9/2016 7:00 AM 0.02 M M M M
3/10/2016 7:00 AM 0.00 0.0 M M M
3/11/2016 7:00 AM 0.00 0.0 M M M
3/12/2016 7:00 AM 0.00 0.0 M M M early morning fog
3/13/2016 7:00 AM 0.02 M M M M dense fog overnight
3/14/2016 7:00 AM 0.51 M M M M rain and fog all day and night
3/15/2016 7:00 AM 0.00 0.0 M M M
3/16/2016 7:00 AM 0.28 M M M M thunderstorms at 10:15 pm
3/17/2016 7:00 AM 0.00 0.0 M M M
3/18/2016 7:00 AM 0.00 0.0 M M M
3/19/2016 7:00 AM 0.00 0.0 M M M
3/20/2016 7:00 AM 0.00 0.0 M M M
3/21/2016 7:00 AM 0.00 0.0 M M M The first day of Spring was sunny with some blue sky, but the north winds across Lake Michigan kept the temperatures in the 40s.
3/22/2016 7:00 AM 0.00 0.0 M M M
3/23/2016 7:00 AM 0.00 0.0 M M M
3/26/2016 7:00 AM 0.00 0.0 M M M
3/27/2016 7:00 AM 0.00 0.0 M M M
3/28/2016 7:00 AM 0.13 M M M M
3/29/2016 7:00 AM 0.00 0.0 M M M
3/30/2016 7:00 AM 0.00 0.0 M M M
4/2/2016 7:00 AM 0.02 M M M M
4/3/2016 7:00 AM 0.01 M M M M Snow and heavy winds (gusts over 50 mph) combined with blue sky and sun.
4/4/2016 7:00 AM 0.00 0.0 M M M strong southwest winds gusting to over 40mph
4/5/2016 7:00 AM T M M M M
4/6/2016 7:00 AM 0.06 M M M M
4/7/2016 7:00 AM 0.41 M M M M
4/8/2016 7:00 AM 0.07 M M M M rain, snow, frozen pellets
4/12/2016 7:00 AM 0.00 0.0 M M M
4/13/2016 7:00 AM 0.00 0.0 M M M
4/14/2016 7:00 AM 0.00 0.0 M M M
4/15/2016 7:00 AM 0.00 0.0 M M M
4/16/2016 7:00 AM 0.00 0.0 M M M
4/17/2016 7:00 AM 0.00 0.0 M M M
4/18/2016 7:00 AM 0.00 0.0 M M M
4/19/2016 7:00 AM 0.00 0.0 M M M
4/20/2016 7:00 AM 0.00 0.0 M M M
4/21/2016 7:00 AM 0.23 M M M M
4/22/2016 7:00 AM 0.00 0.0 M M M Dense fog began at 6 am.
4/23/2016 7:00 AM 0.00 0.0 M M M
4/24/2016 7:00 AM 0.00 0.0 M M M
4/25/2016 7:00 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
5/2/2016 7:00 AM 0.32 M M M M foggy all day and thundershowers at night
5/3/2016 7:00 AM 0.00 0.0 M M M
5/4/2016 7:00 AM 0.31 M M M M
5/5/2016 7:00 AM 0.00 0.0 M M M
5/6/2016 7:00 AM 0.00 0.0 M M M
5/7/2016 7:00 AM 0.00 0.0 M M M
5/8/2016 7:00 AM 0.06 M M M M Thundershower at 8 am followed by cool and very windy weather.
5/9/2016 7:00 AM 0.00 0.0 M M M
5/10/2016 7:00 AM 0.89 M M M M Rain and fog started at 6 pm and continued through the night.
5/11/2016 7:00 AM 0.30 M M M M Fog all day becoming dense overnight.
5/15/2016 7:00 AM 0.00 0.0 M M M
5/16/2016 7:00 AM 0.00 0.0 M M M
5/17/2016 7:00 AM 0.03 M M M M
5/18/2016 7:00 AM 0.02 M M M M
5/19/2016 7:00 AM 0.00 0.0 M M M
5/20/2016 7:00 AM 0.00 0.0 M M M
5/21/2016 7:00 AM 0.00 0.0 M M M
5/22/2016 7:00 AM 0.00 0.0 M M M
5/23/2016 7:00 AM 0.00 0.0 M M M
5/24/2016 7:00 AM 0.00 0.0 M M M
5/25/2016 7:00 AM 0.00 0.0 M M M
5/29/2016 7:00 AM 0.00 0.0 M M M
5/30/2016 7:00 AM 0.00 0.0 M M M
5/31/2016 7:00 AM 0.00 0.0 M M M
6/3/2016 7:00 AM 0.00 0.0 M M M
6/4/2016 7:00 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/5/2016 7:00 AM 0.03 M M M M Sent via CoCoRaHS Observer for iOS
6/6/2016 7:00 AM 0.04 M M M M
6/7/2016 7:00 AM 0.00 0.0 M M M
6/8/2016 7:00 AM 0.00 0.0 M M M
6/9/2016 7:00 AM 0.00 0.0 M M M
6/10/2016 7:00 AM 0.26 M M M M
6/11/2016 7:00 AM 0.00 0.0 M M M
6/12/2016 7:00 AM 0.00 0.0 M M M
6/13/2016 7:00 AM 0.00 0.0 M M M
6/14/2016 7:00 AM 0.00 0.0 M M M
6/15/2016 7:00 AM 0.24 M M M M
6/16/2016 7:00 AM 0.00 0.0 M M M
6/17/2016 7:00 AM 0.00 0.0 M M M
6/18/2016 7:00 AM 0.00 0.0 M M M
6/19/2016 7:00 AM 0.00 0.0 M M M
6/20/2016 7:00 AM 0.00 0.0 M M M
6/24/2016 7:00 AM 0.00 0.0 M M M
6/25/2016 7:00 AM 0.00 0.0 M M M
6/26/2016 7:00 AM 0.00 0.0 M M M
6/27/2016 7:00 AM 0.09 M M M M
6/28/2016 7:00 AM 0.00 0.0 M M M
6/29/2016 7:00 AM 0.00 0.0 M M M
6/30/2016 7:00 AM 0.00 0.0 M M M
7/1/2016 7:00 AM 0.00 0.0 M M M
7/2/2016 7:00 AM 0.00 0.0 M M M
7/3/2016 7:00 AM 0.00 0.0 M M M
7/4/2016 7:00 AM 0.00 0.0 M M M
7/5/2016 7:00 AM 0.00 0.0 M M M
7/6/2016 7:00 AM 0.68 M M M M
7/9/2016 7:00 AM 0.00 0.0 M M M
7/10/2016 7:00 AM 0.00 0.0 M M M
7/11/2016 7:00 AM 0.00 0.0 M M M
7/12/2016 7:00 AM 0.00 0.0 M M M
7/13/2016 7:00 AM 0.00 0.0 M M M
7/14/2016 7:00 AM 0.34 M M M M
7/15/2016 7:00 AM 0.00 0.0 M M M
7/16/2016 7:00 AM 0.01 M M M M
7/17/2016 7:00 AM 0.00 0.0 M M M
7/18/2016 7:00 AM 0.59 M M M M
7/19/2016 7:00 AM 0.00 0.0 M M M
7/20/2016 7:00 AM 0.00 0.0 M M M
7/21/2016 7:00 AM 0.00 0.0 M M M
7/22/2016 7:00 AM 0.78 M M M M
7/23/2016 7:00 AM 0.00 0.0 M M M
7/24/2016 7:00 AM 2.34 M M M M
7/25/2016 7:00 AM 0.47 M M M M
7/26/2016 7:00 AM 0.00 0.0 M M M
7/27/2016 7:00 AM 0.00 0.0 M M M
7/28/2016 7:00 AM 0.00 0.0 M M M
7/31/2016 7:00 AM 0.00 0.0 M M M
8/1/2016 7:00 AM 0.00 0.0 M M M
8/2/2016 7:00 AM 0.00 0.0 M M M
8/3/2016 7:00 AM 0.00 0.0 M M M
8/4/2016 7:00 AM 0.00 0.0 M M M
8/5/2016 7:00 AM 0.00 0.0 M M M
8/6/2016 7:00 AM 0.00 0.0 M M M
8/7/2016 7:00 AM 0.00 0.0 M M M
8/8/2016 7:00 AM 0.00 0.0 M M M
8/9/2016 7:00 AM 0.00 0.0 M M M
8/10/2016 7:00 AM 0.00 0.0 M M M
8/11/2016 7:00 AM 0.00 0.0 M M M
8/12/2016 7:00 AM 0.00 0.0 M M M
8/13/2016 7:00 AM 2.13 M M M M This is the highest one-day total of precipitation at this location this year.
8/14/2016 7:00 AM T M M M M
8/15/2016 7:00 AM 0.00 0.0 M M M
8/19/2016 7:00 AM 0.61 M M M M
8/22/2016 7:00 AM 0.00 0.0 M M M
8/23/2016 7:00 AM 0.00 0.0 M M M
8/24/2016 7:00 AM 0.00 0.0 M M M
8/25/2016 7:00 AM 0.00 0.0 M M M
8/26/2016 7:00 AM 0.00 0.0 M M M
8/27/2016 7:00 AM 0.73 M M M M
8/28/2016 7:00 AM 0.31 M M M M
8/29/2016 7:00 AM 0.00 0.0 M M M
8/30/2016 7:00 AM 0.01 M M M M
8/31/2016 7:00 AM 0.22 M M M M Sent via CoCoRaHS Observer for iOS
9/1/2016 7:00 AM 0.00 0.0 M M M
9/2/2016 7:00 AM 0.02 M M M M
9/3/2016 7:00 AM 0.00 0.0 M M M
9/4/2016 7:00 AM 0.00 0.0 M M M
9/5/2016 7:00 AM 0.00 0.0 M M M
9/6/2016 7:00 AM 0.00 0.0 M M M
9/7/2016 7:00 AM 0.00 0.0 M M M
9/8/2016 7:00 AM 0.28 M M M M
9/12/2016 7:00 AM 0.00 0.0 M M M
9/13/2016 7:00 AM 0.00 0.0 M M M
9/14/2016 7:00 AM 0.03 M M M M
9/15/2016 7:00 AM 0.00 0.0 M M M
9/16/2016 7:00 AM 0.00 0.0 M M M
9/17/2016 7:00 AM 0.09 M M M M
9/18/2016 7:00 AM 0.00 0.0 M M M
9/19/2016 7:00 AM 0.00 0.0 M M M
9/20/2016 7:00 AM 0.00 0.0 M M M
9/21/2016 7:00 AM 0.00 0.0 M M M
9/22/2016 7:00 AM 0.22 M M M M
9/23/2016 7:00 AM 0.00 0.0 M M M
9/24/2016 7:00 AM 0.00 0.0 M M M
9/25/2016 7:00 AM 0.00 0.0 M M M
9/26/2016 7:00 AM 0.04 M M M M
9/27/2016 7:00 AM 0.00 0.0 M M M
9/28/2016 7:00 AM 0.07 M M M M
9/29/2016 7:00 AM 0.64 M M M M
9/30/2016 7:00 AM 0.04 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/31/2015 11/01/2015 7:00 AM 2 0.65 M M Halloween played a bad trick on Chicago's trick-or-treaters: it rained all day until evening.
11/12/2015 11/13/2015 7:00 AM 2 0.46 M M
11/17/2015 11/18/2015 7:00 AM 2 0.67 M M
11/21/2015 11/22/2015 7:00 AM 2 0.65 M M This measurement was based on a 3/4" block of ice in the gauge which I melted.
11/27/2015 11/28/2015 7:00 AM 2 0.96 M M
12/1/2015 12/03/2015 7:00 AM 3 0.49 M M
12/16/2015 12/17/2015 7:00 AM 2 0.04 M M
12/23/2015 12/24/2015 7:00 AM 2 0.54 M M
1/12/2016 1/14/2016 7:00 AM 3 0.15 M M This measurement was based on snow in the gauge which I melted.
3/3/2016 3/05/2016 7:00 AM 3 0.11 M M This measurement is based on snow in the gauge which I melted.
3/24/2016 3/25/2016 7:00 AM 2 0.91 M M
3/31/2016 4/01/2016 7:00 AM 2 0.45 M M
4/9/2016 4/11/2016 7:00 AM 3 0.21 M M rain, snow, fog
4/26/2016 5/01/2016 7:00 AM 6 1.28 M M
5/12/2016 5/14/2016 7:00 AM 3 1.87 M M
5/26/2016 5/28/2016 7:00 AM 3 1.95 M M
6/1/2016 6/02/2016 7:00 AM 2 0.80 M M
6/21/2016 6/23/2016 7:00 AM 3 0.87 M M
7/7/2016 7/08/2016 7:00 AM 2 0.16 M M
7/29/2016 7/30/2016 7:00 AM 2 0.21 M M
8/16/2016 8/18/2016 7:00 AM 3 1.10 M M
8/20/2016 8/21/2016 7:00 AM 2 1.08 M M
8/25/2016 8/27/2016 7:00 AM 3 0.00 M M
9/9/2016 9/11/2016 7:00 AM 3 0.10 M M



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