Station Overview Station Location
Station Number IL-CK-121 Latitude 42.113853
Station Name Palatine 1.3 E Longitude -88.017779
County Cook Elevation (ft) 732



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 2.98 1.90 31 1.90 31 0.00 0 0 7 1 0.0 0 0
Nov 15 2.97 3.20 30 3.20 30 0.00 0 0 9 3 8.4 2 4
Dec 15 2.22 5.20 31 5.20 31 0.00 0 0 15 2 5.0 6 7
Jan 16 1.72 0.67 31 0.67 31 0.00 0 0 8 6 4.0 4 30
Feb 16 1.70 1.40 29 1.40 29 0.00 0 0 7 4 3.3 4 9
March 16 2.30 2.77 31 2.77 31 0.00 0 0 13 3 2.2 4 6
April 16 3.44 2.69 30 1.19 27 1.50 3 1 9 5 0.5 1 1
May 16 4.12 5.41 31 4.40 23 1.01 8 1 10 3 0.0 0 0
June 16 4.01 4.72 30 4.72 30 0.00 0 0 8 4 0.0 0 0
July 16 3.78 5.40 31 5.40 31 0.00 0 0 9 2 0.0 0 0
Aug 16 4.51 3.48 31 3.48 31 0.00 0 0 10 0 0.0 0 0
Sept 16 3.38 1.79 30 1.79 30 0.00 0 0 9 2 0.0 0 0
Water Year Totals: 37.13" 38.63" 366 days 36.12" 355 2.51" 11 days 2 114 days 35 days 23.4" 21 days 57 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 0.00
10/4/2015 0.05
10/5/2015 0.00
10/6/2015 0.00
10/7/2015 0.00
10/8/2015 0.00
10/9/2015 0.08
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 0.11
10/22/2015 0.00
10/23/2015 0.00
10/24/2015 0.56
10/25/2015 0.07
10/26/2015 0.00
10/27/2015 T
10/28/2015 0.53
10/29/2015 0.00
10/30/2015 0.00
10/31/2015 0.50
11/1/2015 0.02
11/2/2015 0.00
11/3/2015 0.00
11/4/2015 T
11/5/2015 0.00
11/6/2015 0.11
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 0.44
11/13/2015 0.00
11/14/2015 0.00
11/15/2015 0.00
11/16/2015 0.00
11/17/2015 0.34
11/18/2015 0.25
11/19/2015 T
11/20/2015 0.00
11/21/2015 0.56
11/22/2015 0.52
11/23/2015 0.00
11/24/2015 0.00
11/25/2015 0.00
11/26/2015 0.13
11/27/2015 0.83
11/28/2015 T
11/29/2015 0.00
11/30/2015 0.00
12/1/2015 0.58
12/2/2015 0.24
12/3/2015 0.03
12/4/2015 0.00
12/5/2015 0.00
12/6/2015 0.00
12/7/2015 T
12/8/2015 0.00
12/9/2015 0.00
12/10/2015 0.00
12/11/2015 0.00
12/12/2015 0.00
12/13/2015 0.04
12/14/2015 0.77
12/15/2015 0.19
12/16/2015 0.03
12/17/2015 0.00
12/18/2015 0.00
12/19/2015 0.01
12/20/2015 0.00
12/21/2015 0.50
12/22/2015 0.07
12/23/2015 T
12/24/2015 0.52
12/25/2015 0.00
12/26/2015 0.00
12/27/2015 0.14
12/28/2015 0.14
12/29/2015 1.91
12/30/2015 0.03
12/31/2015 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2016 T
1/2/2016 0.00
1/3/2016 0.00
1/4/2016 0.00
1/5/2016 0.00
1/6/2016 0.00
1/7/2016 0.00
1/8/2016 0.03
1/9/2016 0.17
1/10/2016 0.22
1/11/2016 0.00
1/12/2016 0.13
1/13/2016 0.00
1/14/2016 T
1/15/2016 0.00
1/16/2016 0.00
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 0.02
1/23/2016 T
1/24/2016 0.00
1/25/2016 0.00
1/26/2016 0.01
1/27/2016 0.04
1/28/2016 T
1/29/2016 0.00
1/30/2016 0.00
1/31/2016 T
2/1/2016 0.03
2/2/2016 0.00
2/3/2016 1.05
2/4/2016 T
2/5/2016 T
2/6/2016 0.00
2/7/2016 0.00
2/8/2016 T
2/9/2016 0.05
2/10/2016 T
2/11/2016 0.00
2/12/2016 0.00
2/13/2016 0.00
2/14/2016 0.00
2/15/2016 0.11
2/16/2016 0.00
2/17/2016 0.06
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 0.08
2/26/2016 0.00
2/27/2016 0.00
2/28/2016 0.00
2/29/2016 0.02
3/1/2016 0.09
3/2/2016 0.09
3/3/2016 0.07
3/4/2016 0.00
3/5/2016 0.04
3/6/2016 0.00
3/7/2016 0.00
3/8/2016 0.00
3/9/2016 0.22
3/10/2016 T
3/11/2016 0.00
3/12/2016 0.00
3/13/2016 0.02
3/14/2016 0.68
3/15/2016 0.00
3/16/2016 0.37
3/17/2016 0.01
3/18/2016 0.00
3/19/2016 T
3/20/2016 0.00
3/21/2016 0.00
3/22/2016 0.00
3/23/2016 0.00
3/24/2016 0.80
3/25/2016 0.04
3/26/2016 0.00
3/27/2016 T
3/28/2016 0.11
3/29/2016 0.00
3/30/2016 0.00
3/31/2016 0.23
Day of YearDaily PrcpMultiday Prcp
4/1/2016 0.26
4/2/2016 0.08
4/3/2016 0.01
4/4/2016 0.00
4/5/2016 T
4/6/2016 0.19
4/7/2016 T
4/8/2016 0.03
4/9/2016 0.07
4/10/2016 0.01
4/11/2016 0.00
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 T
4/21/2016 0.49
4/22/2016 T
4/23/2016 0.00
4/24/2016 0.00
4/25/2016 0.00
4/26/2016 **
4/27/2016 **
4/28/2016 1.50
4/29/2016 0.05
4/30/2016 T
5/1/2016 0.62
5/2/2016 0.63
5/3/2016 T
5/4/2016 0.25
5/5/2016 0.01
5/6/2016 0.00
5/7/2016 T
5/8/2016 T
5/9/2016 0.00
5/10/2016 0.92
5/11/2016 0.55
5/12/2016 0.45
5/13/2016 0.00
5/14/2016 0.63
5/15/2016 0.00
5/16/2016 0.00
5/17/2016 0.09
5/18/2016 0.00
5/19/2016 0.00
5/20/2016 0.00
5/21/2016 **
5/22/2016 **
5/23/2016 **
5/24/2016 **
5/25/2016 **
5/26/2016 **
5/27/2016 **
5/28/2016 1.01
5/29/2016 0.25
5/30/2016 0.00
5/31/2016 0.00
6/1/2016 0.67
6/2/2016 0.00
6/3/2016 0.00
6/4/2016 0.00
6/5/2016 1.15
6/6/2016 0.03
6/7/2016 0.00
6/8/2016 0.00
6/9/2016 0.00
6/10/2016 0.24
6/11/2016 0.00
6/12/2016 0.00
6/13/2016 0.00
6/14/2016 0.00
6/15/2016 0.63
6/16/2016 T
6/17/2016 0.00
6/18/2016 0.00
6/19/2016 0.00
6/20/2016 0.00
6/21/2016 T
6/22/2016 0.08
6/23/2016 1.76
6/24/2016 0.00
6/25/2016 0.00
6/26/2016 T
6/27/2016 0.16
6/28/2016 T
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 T
7/5/2016 0.00
7/6/2016 0.63
7/7/2016 0.04
7/8/2016 0.00
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 0.05
7/15/2016 0.00
7/16/2016 0.00
7/17/2016 T
7/18/2016 0.19
7/19/2016 0.00
7/20/2016 0.00
7/21/2016 0.00
7/22/2016 0.76
7/23/2016 0.00
7/24/2016 2.34
7/25/2016 0.19
7/26/2016 0.00
7/27/2016 0.00
7/28/2016 0.00
7/29/2016 1.11
7/30/2016 0.09
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 0.12
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 0.12
8/14/2016 0.00
8/15/2016 0.00
8/16/2016 0.03
8/17/2016 0.00
8/18/2016 0.65
8/19/2016 0.00
8/20/2016 0.04
8/21/2016 0.42
8/22/2016 0.00
8/23/2016 0.00
8/24/2016 0.00
8/25/2016 0.25
8/26/2016 0.00
8/27/2016 0.80
8/28/2016 0.13
8/29/2016 0.00
8/30/2016 0.92
8/31/2016 0.00
9/1/2016 0.00
9/2/2016 0.00
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 0.39
9/9/2016 0.00
9/10/2016 T
9/11/2016 0.03
9/12/2016 0.00
9/13/2016 0.00
9/14/2016 0.15
9/15/2016 0.00
9/16/2016 0.00
9/17/2016 0.05
9/18/2016 0.00
9/19/2016 0.00
9/20/2016 0.00
9/21/2016 0.59
9/22/2016 0.00
9/23/2016 0.02
9/24/2016 0.00
9/25/2016 0.00
9/26/2016 0.23
9/27/2016 0.00
9/28/2016 T
9/29/2016 0.15
9/30/2016 0.18



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2015 7:15 AM 0.00 0.0 M 0.0 M
10/2/2015 9:15 AM 0.00 0.0 M 0.0 M windy - a few small branches down
10/3/2015 7:00 AM 0.00 0.0 M M M
10/4/2015 11:30 AM 0.05 0.0 M 0.0 M
10/5/2015 7:00 AM 0.00 0.0 M M M
10/6/2015 2:20 PM 0.00 0.0 M 0.0 M clear
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 5:00 PM 0.08 0.0 M 0.0 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 6:45 AM 0.00 0.0 M 0.0 M
10/15/2015 7:00 AM 0.00 0.0 M M M
10/16/2015 7:50 AM 0.00 0.0 M 0.0 M
10/17/2015 7:00 AM 0.00 0.0 M 0.0 M clear and cold - temp 43 at O'Hare, 31 at Wheeling
10/18/2015 7:35 AM 0.00 0.0 M 0.0 M clear and cold - temps same as yesterday
10/19/2015 7:00 AM 0.00 0.0 M M M
10/20/2015 7:35 AM 0.00 0.0 M 0.0 M
10/21/2015 7:40 AM 0.11 0.0 M 0.0 M
10/22/2015 7:15 AM 0.00 0.0 M 0.0 M
10/23/2015 10:50 AM 0.00 0.0 M 0.0 M overcast
10/24/2015 9:19 AM 0.56 0.0 M 0.0 M light rain
10/25/2015 10:30 AM 0.07 0.0 M 0.0 M
10/26/2015 11:55 AM 0.00 0.0 M 0.0 M
10/27/2015 1:05 PM T 0.0 M 0.0 M light rain
10/28/2015 4:00 PM 0.53 0.0 M 0.0 M
10/29/2015 7:00 AM 0.00 0.0 M M M
10/30/2015 7:00 AM 0.00 0.0 M M M
10/31/2015 5:00 PM 0.50 0.0 M 0.0 M
11/1/2015 1:30 PM 0.02 0.0 M 0.0 M clear
11/2/2015 11:15 AM 0.00 0.0 M 0.0 M
11/3/2015 8:45 AM 0.00 0.0 M 0.0 M
11/4/2015 7:45 AM T 0.0 M 0.0 M fog/mist
11/5/2015 7:15 AM 0.00 0.0 M 0.0 M
11/6/2015 7:15 AM 0.11 0.0 M 0.0 M rain fell overnight along with gusty winds
11/7/2015 7:00 AM 0.00 0.0 M M M
11/8/2015 8:15 AM 0.00 0.0 M 0.0 M
11/9/2015 6:30 AM 0.00 0.0 M 0.0 M clear and cold with frost
11/10/2015 6:50 AM 0.00 0.0 M 0.0 M mostly clear, cold, frost
11/11/2015 7:00 AM 0.00 0.0 M M M
11/12/2015 9:50 AM 0.44 0.0 M 0.0 M thunderstorms last night
11/13/2015 7:00 AM 0.00 0.0 M M M
11/14/2015 10:20 AM 0.00 0.0 M 0.0 M
11/15/2015 1:00 PM 0.00 0.0 M 0.0 M clear and warm - temp 63
11/16/2015 7:00 AM 0.00 0.0 M M M
11/17/2015 2:00 PM 0.34 0.0 M 0.0 M still raining
11/18/2015 1:55 PM 0.25 0.0 M 0.0 M overcast and very windy
11/19/2015 2:00 PM T 0.0 M 0.0 M
11/20/2015 3:15 PM 0.00 0.0 M 0.0 M overcast with a temp of 40
11/21/2015 8:10 AM 0.56 3.9 0.52 3.9 M still snowing; snow depth was variable
11/22/2015 5:30 AM 0.52 4.5 0.52 6.0 M gauge catch was 0.41"; gauge had snow sticking on the north side; new snow measurement was made around 6 PM; storm total 8.4"
11/23/2015 6:30 AM 0.00 0.0 M 5.0 M
11/24/2015 7:00 AM 0.00 0.0 M M M
11/25/2015 5:35 AM 0.00 0.0 M 2.5 M clear
11/26/2015 7:50 AM 0.13 0.0 M T M overcast with a temp of 51
11/27/2015 7:00 AM 0.83 0.0 M 0.0 M drizzle
11/28/2015 7:40 AM T T M M M a trace of rain and sleet
11/29/2015 8:00 AM 0.00 0.0 M 0.0 M
11/30/2015 7:35 AM 0.00 0.0 M 0.0 M
12/1/2015 7:35 AM 0.58 0.0 M 0.0 M
12/2/2015 8:55 AM 0.24 1.9 0.22 1.9 M still snowing lightly
12/3/2015 8:25 AM 0.03 0.1 M 0.5 M looks like most of the new snow was melted
12/4/2015 6:50 AM 0.00 0.0 M T M
12/5/2015 7:45 AM 0.00 0.0 M T M
12/6/2015 7:00 AM 0.00 0.0 M T M
12/7/2015 1:00 PM T 0.0 M T M
12/8/2015 11:20 AM 0.00 0.0 M 0.0 M
12/9/2015 7:00 AM 0.00 0.0 M M M
12/10/2015 1:10 PM 0.00 0.0 M 0.0 M overcast and warm - temp 57
12/11/2015 7:00 AM 0.00 0.0 M M M
12/12/2015 7:00 AM 0.00 0.0 M M M
12/13/2015 4:20 AM 0.04 0.0 M 0.0 M
12/14/2015 6:35 AM 0.77 0.0 M 0.0 M
12/15/2015 5:30 AM 0.19 0.0 M 0.0 M mostly cloudy
12/16/2015 7:00 AM 0.03 0.0 M 0.0 M overcast
12/17/2015 5:30 AM 0.00 0.0 M 0.0 M mostly cloudy
12/18/2015 7:00 AM 0.00 0.0 M M M
12/19/2015 6:55 AM 0.01 0.1 0.01 0.1 M clear and cold - temp 15
12/20/2015 6:45 AM 0.00 0.0 M T M
12/21/2015 9:45 AM 0.50 0.0 M 0.0 M drizzle
12/22/2015 6:15 AM 0.07 0.0 M 0.0 M
12/23/2015 6:30 AM T 0.0 M 0.0 M fog
12/24/2015 9:05 AM 0.52 0.0 M 0.0 M very windy last night as the cold front went through
12/25/2015 7:00 AM 0.00 0.0 M M M
12/26/2015 9:30 AM 0.00 0.0 M 0.0 M overcast
12/27/2015 8:40 AM 0.14 0.0 M 0.0 M overcast
12/28/2015 8:45 AM 0.14 0.2 0.08 0.2 M gauge and board had mostly sleet; sleet still falling with just a little snow and very windy
12/29/2015 11:50 AM 1.91 2.4 1.47 2.5 M yesterday had a mix of snow, sleet, freezing rain, and a switch to rain in the afternoon; several one inch branches down; gauge contained a mix of liquid water and snow/sleet; heaviest "snow" ever - 1.6 ratio
12/30/2015 11:50 AM 0.03 0.3 0.03 2.5 M overcast
12/31/2015 1:00 PM 0.00 0.0 M 2.5 M
1/1/2016 5:20 AM T T M 2.5 M
1/2/2016 5:35 AM 0.00 0.0 M 2.5 M
1/3/2016 7:00 AM 0.00 0.0 M 2.5 M
1/4/2016 5:00 AM 0.00 0.0 M 2.5 M
1/5/2016 8:05 AM 0.00 0.0 M 2.5 M
1/6/2016 8:40 AM 0.00 0.0 M 2.5 M
1/7/2016 7:25 AM 0.00 0.0 M 2.5 M
1/8/2016 8:00 AM 0.03 0.0 M 2.0 M drizzle
1/9/2016 7:30 AM 0.17 0.0 M 2.0 M overcast
1/10/2016 7:05 AM 0.22 0.8 0.16 2.5 M there was a layer of ice underneath the snow
1/11/2016 7:30 AM 0.00 0.0 M 2.5 M mostly clear and very cold - temp -1, wind chill -13
1/12/2016 7:20 AM 0.13 2.2 0.13 4.0 M cold, windy, clear; gauge catch 0.08"
1/13/2016 7:30 AM 0.00 0.0 M 4.0 M very cold - temp 0
1/14/2016 8:45 AM T T M 4.0 M
1/15/2016 10:50 AM 0.00 0.0 M 2.0 M
1/16/2016 11:50 AM 0.00 0.0 M 1.5 M mostly cloudy
1/17/2016 7:00 AM 0.00 0.0 M 1.5 M mostly clear and very cold - temp 0 and wind chill -17 at Wheeling
1/18/2016 9:05 AM 0.00 0.0 M 1.5 M clear and very cold: -2 with -17 wind chill at Wheeling; had been -4 with -25 wind chill at 5 AM
1/19/2016 9:30 AM 0.00 0.0 M 1.5 M still cold: temp 3, low temp was 0
1/20/2016 10:40 AM 0.05 0.8 0.03 2.5 M still snowing lightly
1/21/2016 12:20 PM T T M 2.0 M no additional accumulation
1/22/2016 1:00 PM 0.02 0.2 0.02 2.0 M light snow
1/23/2016 2:30 PM T T M 2.0 M persistent light snow yesterday but no accumulation
1/24/2016 6:20 AM 0.00 0.0 M 2.0 M
1/25/2016 5:55 AM 0.00 0.0 M 2.0 M
1/26/2016 6:50 AM 0.01 0.0 M 1.0 M
1/27/2016 7:55 AM 0.04 T M 1.0 M light snow; old snow cover is more like a layer of ice now after repeated melting and refreezing
1/28/2016 7:00 AM T T M 1.0 M no accumulation
1/29/2016 6:55 AM 0.00 0.0 M 0.5 M
1/30/2016 6:40 AM 0.00 0.0 M 0.5 M
1/31/2016 6:35 AM T 0.0 M T M
2/1/2016 6:50 AM 0.03 0.0 M T M
2/2/2016 6:40 AM 0.00 0.0 M T M overcast
2/3/2016 7:00 AM 1.05 0.0 M T M thunderstorm dropped pea size hail yesterday from 1:01 - 1:04 PM - temperature at the time was 36
2/4/2016 7:00 AM T T M T M
2/5/2016 8:10 AM T T M T M dusting of snow; overcast
2/6/2016 8:40 AM 0.00 0.0 M T M
2/7/2016 8:15 AM 0.00 0.0 M T M
2/8/2016 11:05 AM T T M T M just a dusting; still snowing lightly
2/9/2016 10:30 AM 0.05 0.7 0.05 0.7 M windy; gauge catch 0.04
2/10/2016 11:20 AM T T M 0.5 M
2/11/2016 1:00 PM 0.00 0.0 M 0.5 M
2/12/2016 11:00 AM 0.00 0.0 M 0.5 M
2/13/2016 1:00 PM 0.00 0.0 M T M
2/14/2016 7:00 AM 0.00 0.0 M T M
2/15/2016 5:00 AM 0.11 1.4 0.11 1.4 M gauge catch 0.07"
2/16/2016 6:00 AM 0.00 0.0 M 1.4 M
2/17/2016 7:40 AM 0.06 0.6 0.06 2.0 M gauge catch 0.04"
2/18/2016 7:30 AM 0.00 0.0 M 1.5 M
2/19/2016 6:45 AM 0.00 0.0 M T M hardly any snow left...there is some standing water and patches ice; temp 47
2/20/2016 9:20 AM 0.00 0.0 M 0.0 M very windy yesterday - 1.5" diameter branch down
2/21/2016 6:30 AM 0.00 0.0 M 0.0 M
2/22/2016 7:00 AM 0.00 0.0 M 0.0 M
2/23/2016 7:40 AM 0.00 0.0 M 0.0 M
2/24/2016 7:00 AM 0.00 0.0 M 0.0 M overcast and windy
2/25/2016 6:35 AM 0.08 0.6 0.08 0.6 M gauge catch was only 0.02" because most of it stuck to the side
2/26/2016 6:50 AM 0.00 0.0 M T M
2/27/2016 8:15 AM 0.00 0.0 M T M
2/28/2016 9:15 AM 0.00 0.0 M 0.0 M
2/29/2016 11:40 AM 0.02 0.0 M 0.0 M
3/1/2016 10:40 AM 0.09 0.3 0.07 0.3 M rain began around 7 PM and switched to a mix by 9 PM; snowing very lightly now
3/2/2016 11:00 AM 0.09 0.8 0.09 1.0 M gauge catch 0.07"; clear
3/3/2016 12:15 PM 0.07 0.7 0.07 1.5 M gauge catch 0.06"
3/4/2016 1:00 PM 0.00 0.0 M 1.0 M mostly clear
3/5/2016 3:45 PM 0.04 0.4 M 0.5 M
3/6/2016 6:55 AM 0.00 0.0 M 0.5 M
3/7/2016 4:10 AM 0.00 0.0 M 0.0 M temp 47
3/8/2016 6:15 AM 0.00 0.0 M 0.0 M temp 59
3/9/2016 6:30 AM 0.22 0.0 M 0.0 M overcast; high temp was 70 yesterday; didn't hear any thunder
3/10/2016 7:15 AM T 0.0 M 0.0 M overcast
3/11/2016 6:30 AM 0.00 0.0 M 0.0 M
3/12/2016 6:05 AM 0.00 0.0 M 0.0 M dew on gauge
3/13/2016 7:03 AM 0.02 0.0 M 0.0 M light rain
3/14/2016 6:55 AM 0.68 0.0 M 0.0 M
3/15/2016 7:25 AM 0.00 0.0 M 0.0 M overcast
3/16/2016 7:55 AM 0.37 0.0 M 0.0 M light rain and windy
3/17/2016 7:00 AM 0.01 0.0 M 0.0 M
3/18/2016 8:25 AM 0.00 0.0 M 0.0 M clear
3/19/2016 12:45 AM T 0.0 M 0.0 M
3/20/2016 1:30 PM 0.00 0.0 M 0.0 M
3/21/2016 4:30 PM 0.00 0.0 M 0.0 M
3/22/2016 7:00 AM 0.00 0.0 M M M
3/23/2016 12:00 PM 0.00 0.0 M 0.0 M overcast
3/24/2016 4:23 PM 0.80 T M T M heavy sleet at 4:23, changed to snow a few minutes later
3/25/2016 2:00 PM 0.04 T M T M snow on the grass but not on the roads
3/26/2016 3:00 PM 0.00 0.0 M 0.0 M
3/27/2016 3:40 PM T 0.0 M 0.0 M
3/28/2016 3:40 PM 0.11 0.0 M 0.0 M
3/29/2016 8:45 AM 0.00 0.0 M 0.0 M clear and lots of dew
3/30/2016 7:45 AM 0.00 0.0 M 0.0 M mostly cloudy
3/31/2016 7:55 AM 0.23 0.0 M 0.0 M overcast
4/1/2016 7:45 AM 0.26 0.0 M 0.0 M
4/2/2016 7:30 AM 0.08 T M T M snowing
4/3/2016 9:10 AM 0.01 T M 0.0 M
4/4/2016 8:00 AM 0.00 0.0 M 0.0 M
4/5/2016 6:15 AM T T M 0.0 M clear and cold - temp 27 at O'Hare, 23 at Wheeling
4/6/2016 6:45 AM 0.19 0.0 M 0.0 M thunderstorms overnight
4/7/2016 7:00 AM T 0.0 M 0.0 M
4/8/2016 7:45 AM 0.03 T M T M light snow now; it was snowing yesterday morning too
4/9/2016 7:10 AM 0.07 0.5 0.05 0.5 M snow fell on and off from yesterday morning through late last night
4/10/2016 8:40 AM 0.01 T M T M
4/11/2016 3:00 PM 0.00 0.0 M 0.0 M
4/12/2016 9:00 AM 0.00 0.0 M 0.0 M
4/13/2016 10:40 AM 0.00 0.0 M 0.0 M
4/14/2016 11:30 AM 0.00 0.0 M 0.0 M
4/15/2016 12:00 PM 0.00 0.0 M 0.0 M
4/16/2016 12:55 AM 0.00 0.0 M 0.0 M spring is finally here: temp 75
4/17/2016 4:00 PM 0.00 0.0 M 0.0 M
4/18/2016 2:00 PM 0.00 0.0 M 0.0 M temp 80
4/19/2016 4:00 PM 0.00 0.0 M 0.0 M overcast and much cooler - temp 51
4/20/2016 6:00 AM T 0.0 M 0.0 M
4/21/2016 8:05 AM 0.49 0.0 M 0.0 M
4/22/2016 6:20 AM T 0.0 M 0.0 M fog/mist
4/23/2016 7:20 AM 0.00 0.0 M 0.0 M
4/24/2016 6:30 AM 0.00 0.0 M 0.0 M
4/25/2016 7:00 AM 0.00 0.0 M 0.0 M
4/29/2016 6:45 AM 0.05 0.0 M 0.0 M
4/30/2016 7:45 AM T 0.0 M 0.0 M
5/1/2016 12:15 PM 0.62 0.0 M 0.0 M overcast, breezy, and cool - temp 45
5/2/2016 11:15 AM 0.63 0.0 M 0.0 M heavy rain last night; heard thunder a few times
5/3/2016 11:00 AM T 0.0 M 0.0 M
5/4/2016 5:35 AM 0.25 0.0 M 0.0 M rain just ended
5/5/2016 5:30 AM 0.01 0.0 M 0.0 M
5/6/2016 8:00 AM 0.00 0.0 M 0.0 M
5/7/2016 5:10 AM T 0.0 M 0.0 M
5/8/2016 5:45 AM T 0.0 M 0.0 M
5/9/2016 6:00 AM 0.00 0.0 M 0.0 M
5/10/2016 7:10 AM 0.92 0.0 M 0.0 M still raining
5/11/2016 6:30 AM 0.55 0.0 M 0.0 M fog
5/12/2016 6:15 AM 0.45 0.0 M 0.0 M thunderstorms overnight
5/13/2016 8:45 AM 0.00 0.0 M 0.0 M
5/14/2016 6:00 AM 0.63 0.0 M 0.0 M
5/15/2016 6:00 AM 0.00 0.0 M 0.0 M clear and cold - temp 35
5/16/2016 7:50 AM 0.00 0.0 M 0.0 M
5/17/2016 5:45 AM 0.09 0.0 M 0.0 M
5/18/2016 7:30 AM 0.00 0.0 M 0.0 M
5/19/2016 7:40 AM 0.00 0.0 M 0.0 M clear
5/20/2016 6:30 AM 0.00 0.0 M 0.0 M
5/29/2016 1:15 PM 0.25 0.0 M 0.0 M thunderstorms last night
5/30/2016 3:10 PM 0.00 0.0 M 0.0 M
5/31/2016 2:00 PM 0.00 0.0 M 0.0 M overcast
6/1/2016 9:50 AM 0.67 0.0 M 0.0 M
6/2/2016 5:45 PM 0.00 0.0 M 0.0 M
6/3/2016 7:00 AM 0.00 0.0 M M M
6/4/2016 7:00 AM 0.00 0.0 M M M
6/5/2016 5:50 AM 1.15 0.0 M 0.0 M
6/6/2016 5:40 AM 0.03 0.0 M 0.0 M
6/7/2016 7:00 AM 0.00 0.0 M M M
6/8/2016 12:30 PM 0.00 0.0 M 0.0 M
6/9/2016 7:00 AM 0.00 0.0 M M M
6/10/2016 7:10 AM 0.24 0.0 M 0.0 M
6/11/2016 5:45 AM 0.00 0.0 M 0.0 M
6/12/2016 7:30 AM 0.00 0.0 M 0.0 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 0.0 M
6/15/2016 7:20 AM 0.63 0.0 M 0.0 M
6/16/2016 10:30 AM T 0.0 M 0.0 M
6/17/2016 9:45 AM 0.00 0.0 M 0.0 M
6/18/2016 10:30 AM 0.00 0.0 M 0.0 M
6/19/2016 12:20 PM 0.00 0.0 M 0.0 M
6/20/2016 12:00 PM 0.00 0.0 M 0.0 M
6/21/2016 1:05 PM T 0.0 M 0.0 M clear
6/22/2016 12:20 PM 0.08 0.0 M 0.0 M
6/23/2016 2:50 PM 1.76 0.0 M 0.0 M I was out storm chasing in northern Illinois yesterday
6/24/2016 7:00 AM 0.00 0.0 M M M
6/25/2016 5:25 AM 0.00 0.0 M 0.0 M clear but hazy
6/26/2016 5:50 AM T 0.0 M 0.0 M just felt a couple of raindrops
6/27/2016 5:00 AM 0.16 0.0 M 0.0 M
6/28/2016 5:30 AM T 0.0 M 0.0 M mostly cloudy
6/29/2016 5:30 AM 0.00 0.0 M 0.0 M
6/30/2016 5:55 AM 0.00 0.0 M 0.0 M
7/1/2016 5:25 AM 0.00 0.0 M 0.0 M
7/2/2016 5:20 AM 0.00 0.0 M 0.0 M
7/3/2016 6:15 AM 0.00 0.0 M 0.0 M
7/4/2016 6:15 AM T 0.0 M 0.0 M
7/5/2016 6:25 AM 0.00 0.0 M 0.0 M overcast
7/6/2016 7:36 AM 0.63 0.0 M 0.0 M thunderstorms overnight; still raining
7/7/2016 7:30 AM 0.04 0.0 M 0.0 M
7/8/2016 7:00 AM 0.00 0.0 M M M
7/9/2016 9:30 AM 0.00 0.0 M 0.0 M
7/10/2016 7:00 AM 0.00 0.0 M M M
7/11/2016 11:15 AM 0.00 0.0 M 0.0 M
7/12/2016 7:00 AM 0.00 0.0 M M M
7/13/2016 3:00 PM 0.00 0.0 M 0.0 M
7/14/2016 5:25 AM 0.05 0.0 M 0.0 M
7/15/2016 11:10 AM 0.00 0.0 M 0.0 M
7/16/2016 7:00 AM 0.00 0.0 M M M
7/17/2016 8:40 AM T 0.0 M 0.0 M light rain with thunder
7/18/2016 7:50 AM 0.19 0.0 M 0.0 M
7/19/2016 7:20 AM 0.00 0.0 M 0.0 M
7/20/2016 6:50 AM 0.00 0.0 M 0.0 M
7/21/2016 8:30 AM 0.00 0.0 M 0.0 M
7/22/2016 6:25 AM 0.76 0.0 M 0.0 M strong thunderstorm yesterday evening
7/23/2016 6:00 AM 0.00 0.0 M 0.0 M
7/24/2016 6:40 AM 2.34 0.0 M 0.0 M thunderstorms last night
7/25/2016 6:50 AM 0.19 0.0 M 0.0 M thunderstorms yesterday evening
7/26/2016 6:45 AM 0.00 0.0 M 0.0 M
7/27/2016 7:15 AM 0.00 0.0 M 0.0 M
7/28/2016 6:40 AM 0.00 0.0 M 0.0 M
7/29/2016 6:40 AM 1.11 0.0 M 0.0 M at 1:20 PM a thunderstorm hit and produced 0.89" of rain in 15 minutes and strong wind
7/30/2016 7:00 AM 0.09 0.0 M 0.0 M
7/31/2016 7:00 AM 0.00 0.0 M 0.0 M
8/1/2016 9:15 AM 0.00 0.0 M 0.0 M
8/2/2016 11:15 AM 0.00 0.0 M 0.0 M
8/3/2016 11:50 AM 0.00 0.0 M 0.0 M
8/4/2016 7:00 AM 0.00 0.0 M M M
8/5/2016 12:30 PM 0.12 0.0 M 0.0 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 0.0 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 6:50 AM 0.00 0.0 M 0.0 M
8/12/2016 7:35 AM 0.00 0.0 M 0.0 M overcast, warm, humid
8/13/2016 6:00 AM 0.12 0.0 M 0.0 M
8/14/2016 7:00 AM 0.00 0.0 M M M
8/15/2016 6:00 AM 0.00 0.0 M 0.0 M
8/16/2016 8:30 AM 0.03 0.0 M 0.0 M
8/17/2016 7:00 AM 0.00 0.0 M M M
8/18/2016 7:50 AM 0.65 0.0 M 0.0 M
8/19/2016 7:30 AM 0.00 0.0 M 0.0 M
8/20/2016 7:25 AM 0.04 0.0 M 0.0 M overcast and humid
8/21/2016 7:25 AM 0.42 0.0 M 0.0 M
8/22/2016 7:00 AM 0.00 0.0 M M M
8/23/2016 8:40 AM 0.00 0.0 M 0.0 M the last two days were mostly clear, cooler and less humid
8/24/2016 6:20 AM 0.00 0.0 M 0.0 M
8/25/2016 10:50 AM 0.25 0.0 M 0.0 M 0.22" fell yesterday morning, with another 0.03" overnight
8/26/2016 12:00 PM 0.00 0.0 M 0.0 M
8/27/2016 12:45 PM 0.80 0.0 M 0.0 M thunderstorms overnight
8/28/2016 12:20 PM 0.13 0.0 M 0.0 M thunderstorms overnight
8/29/2016 7:00 AM 0.00 0.0 M M M
8/30/2016 6:55 AM 0.92 0.0 M 0.0 M Thunderstorms hit yesterday in the early afternoon with heavy rain, followed by a longer period of light rain. Additional thunderstorms arrived overnight; rain just ended now
8/31/2016 7:00 AM 0.00 0.0 M M M
9/1/2016 6:40 AM 0.00 0.0 M 0.0 M
9/2/2016 7:00 AM 0.00 0.0 M 0.0 M
9/3/2016 6:15 AM 0.00 0.0 M 0.0 M clear
9/4/2016 6:45 AM 0.00 0.0 M 0.0 M
9/5/2016 6:45 AM 0.00 0.0 M 0.0 M
9/6/2016 6:25 AM 0.00 0.0 M 0.0 M
9/7/2016 7:00 AM 0.00 0.0 M M M
9/8/2016 7:00 AM 0.39 0.0 M 0.0 M thunderstorm hit around noon and quickly dumped 0.28"; overcast now
9/9/2016 7:00 AM 0.00 0.0 M M M
9/10/2016 7:00 AM T 0.0 M 0.0 M
9/11/2016 7:30 AM 0.03 0.0 M 0.0 M
9/12/2016 8:30 AM 0.00 0.0 M 0.0 M clear
9/13/2016 10:15 AM 0.00 0.0 M 0.0 M
9/14/2016 9:30 AM 0.15 0.0 M 0.0 M
9/15/2016 10:00 AM 0.00 0.0 M 0.0 M
9/16/2016 11:10 AM 0.00 0.0 M 0.0 M
9/17/2016 12:00 PM 0.05 0.0 M 0.0 M
9/18/2016 1:20 PM 0.00 0.0 M 0.0 M clear
9/19/2016 1:30 PM 0.00 0.0 M 0.0 M clear
9/20/2016 3:00 PM 0.00 0.0 M 0.0 M clear; lightning overnight
9/21/2016 3:15 PM 0.59 0.0 M 0.0 M
9/22/2016 7:00 AM 0.00 0.0 M M M
9/23/2016 6:15 AM 0.02 0.0 M 0.0 M
9/24/2016 7:00 AM 0.00 0.0 M M M
9/25/2016 6:30 AM 0.00 0.0 M 0.0 M
9/26/2016 7:10 AM 0.23 0.0 M 0.0 M heavy rain and gusty wind at 5:25 PM
9/27/2016 6:50 AM 0.00 0.0 M 0.0 M
9/28/2016 5:35 AM T 0.0 M 0.0 M felt a few raindrops
9/29/2016 6:45 AM 0.15 0.0 M 0.0 M
9/30/2016 7:00 AM 0.18 0.0 M 0.0 M steady light rain, temp 60



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/26/2016 4/28/2016 8:30 AM 3 1.50 0.0 0.00 I think most of the rain fell in the last 24 hours
5/21/2016 5/28/2016 1:00 PM 8 1.01 0.0 0.00 most of the rain probably fell on May 25th



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
2/2/2016 1:04 PM 1/4" Pea Size Rice Rice Clear Ice|White Ice 3 1min no damage Intermittent True After rain Before smaller hail