Station Overview Station Location
Station Number IL-MCH-16 Latitude 42.225272
Station Name Cary 1.9 NE Longitude -88.220692
County McHenry Elevation (ft) 879



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 2.94 5.81 17 5.42 15 0.39 2 1 10 0 0.0 0 0
Nov 09 2.88 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 2.10 1.44 4 1.44 4 0.00 0 0 2 0 18.3 5 0
Jan 10 1.58 0.56 4 0.56 4 0.00 0 0 1 0 7.4 1 0
Feb 10 1.61 0.99 5 0.99 5 0.00 0 0 3 0 15.2 3 0
March 10 2.23 1.80 17 1.80 17 0.00 0 0 7 2 5.0 2 2
April 10 3.48 2.29 24 2.29 24 0.00 0 0 10 0 0.0 0 0
May 10 4.21 6.42 30 6.42 30 0.00 0 0 11 0 0.0 0 0
June 10 4.11 5.47 27 5.33 25 0.14 2 1 14 1 0.0 0 0
July 10 3.79 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 4.50 0.57 9 0.57 9 0.00 0 0 2 0 0.0 0 0
Sept 10 3.32 1.82 16 1.15 14 0.67 2 1 5 0 0.0 0 0
Water Year Totals: 36.75" 27.17" 153 days 25.97" 147 1.20" 6 days 3 65 days 3 days 45.9" 11 days 2 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 0.00
10/2/2009 0.99
10/3/2009 0.29
10/4/2009 0.09
10/5/2009
10/6/2009 0.06
10/7/2009
10/8/2009 0.00
10/9/2009 0.18
10/10/2009 0.26
10/11/2009
10/12/2009
10/13/2009 0.00
10/14/2009 0.00
10/15/2009 0.22
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009 1.81
10/24/2009
10/25/2009 0.00
10/26/2009 **
10/27/2009 0.39
10/28/2009
10/29/2009
10/30/2009 1.10
10/31/2009 0.42
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 0.00
12/6/2009 0.00
12/7/2009 M
12/8/2009 M
12/9/2009 M
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 0.53
12/25/2009 0.91
12/26/2009 M
12/27/2009 M
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 M
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 0.00
1/22/2010 0.00
1/23/2010 0.00
1/24/2010 0.56
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 0.00
2/8/2010 0.00
2/9/2010 0.08
2/10/2010 0.48
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 0.43
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 0.08
3/11/2010 0.04
3/12/2010 0.37
3/13/2010 0.55
3/14/2010 0.29
3/15/2010 T
3/16/2010 0.00
3/17/2010 0.00
3/18/2010
3/19/2010
3/20/2010 0.16
3/21/2010 0.31
3/22/2010 0.00
3/23/2010 0.00
3/24/2010 0.00
3/25/2010 T
3/26/2010
3/27/2010
3/28/2010
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 0.02
4/4/2010 0.19
4/5/2010 0.52
4/6/2010 0.63
4/7/2010 0.19
4/8/2010 0.11
4/9/2010
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010 0.00
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.03
4/23/2010 0.00
4/24/2010 0.39
4/25/2010 0.20
4/26/2010 0.01
4/27/2010 0.00
4/28/2010 0.00
4/29/2010 0.00
4/30/2010 0.00
5/1/2010 0.28
5/2/2010 0.24
5/3/2010 0.00
5/4/2010 0.00
5/5/2010 0.00
5/6/2010 0.00
5/7/2010 0.44
5/8/2010 0.45
5/9/2010 0.00
5/10/2010 0.00
5/11/2010 0.65
5/12/2010 0.51
5/13/2010 2.49
5/14/2010 0.86
5/15/2010 0.00
5/16/2010 0.00
5/17/2010 0.00
5/18/2010 0.00
5/19/2010 0.00
5/20/2010 0.00
5/21/2010 0.24
5/22/2010 0.23
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 0.00
5/26/2010
5/27/2010 0.03
5/28/2010 0.00
5/29/2010 0.00
5/30/2010 0.00
5/31/2010 0.00
6/1/2010 0.24
6/2/2010 0.50
6/3/2010 0.36
6/4/2010
6/5/2010 0.00
6/6/2010 0.66
6/7/2010 0.32
6/8/2010 0.06
6/9/2010 0.02
6/10/2010 0.00
6/11/2010 **
6/12/2010 0.14
6/13/2010 0.18
6/14/2010 0.33
6/15/2010 0.03
6/16/2010 0.14
6/17/2010 0.00
6/18/2010
6/19/2010 1.31
6/20/2010 0.00
6/21/2010 0.00
6/22/2010 T
6/23/2010 0.00
6/24/2010 0.64
6/25/2010
6/26/2010 0.54
6/27/2010 0.00
6/28/2010 0.00
6/29/2010 0.00
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
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
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010 0.54
8/22/2010
8/23/2010
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 0.03
9/1/2010 0.22
9/2/2010 0.02
9/3/2010 0.77
9/4/2010
9/5/2010
9/6/2010 0.04
9/7/2010 0.00
9/8/2010 0.00
9/9/2010 0.00
9/10/2010 0.00
9/11/2010 0.10
9/12/2010 0.00
9/13/2010 0.00
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010 M **
9/22/2010 0.67
9/23/2010
9/24/2010
9/25/2010 0.00
9/26/2010 0.00
9/27/2010 0.00
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 7:00 AM 0.00 0.0 M M M
10/2/2009 6:00 AM 0.99 M M M M
10/3/2009 7:00 AM 0.29 M M M M
10/4/2009 7:00 AM 0.09 M M M M
10/6/2009 6:00 AM 0.06 M M M M
10/8/2009 7:00 AM 0.00 0.0 M M M
10/9/2009 6:00 AM 0.18 M M M M
10/10/2009 7:00 AM 0.26 M M M M
10/13/2009 7:00 AM 0.00 0.0 M M M
10/14/2009 7:00 AM 0.00 0.0 M M M
10/15/2009 6:30 AM 0.22 M M M M
10/23/2009 6:00 AM 1.81 M M M M
10/25/2009 7:00 AM 0.00 0.0 M M M
10/30/2009 6:00 AM 1.10 M M M M
10/31/2009 8:00 AM 0.42 M M M M
12/5/2009 7:00 AM 0.00 0.0 M M M
12/6/2009 7:00 AM 0.00 0.0 M M M
12/7/2009 6:00 AM M 0.2 M M M Still snowing. Unfortunately, I inadvertently left the funnel on the collection jar and was unable to capture all of the accumulated snow for a melted snow measurement.
12/8/2009 6:00 AM M 0.2 M M M
12/9/2009 5:45 AM M 5.7 M M M Very wet snow.
12/24/2009 7:00 AM 0.53 M M M M Mostly ice and sleet
12/25/2009 8:00 AM 0.91 M M M M Rain
12/26/2009 9:30 AM M 3.8 M M M Did not melt accumulated snow in collection jar since snow was still in progress.
12/27/2009 8:00 AM M 8.4 M M M Total storm accumulation from late 12/25 until now has been 12.2 inches. Water equlivalent during that time has been .46 inches.
1/8/2010 6:00 AM M 7.4 M M M Total storm: 9.7 inches
1/21/2010 7:00 AM 0.00 0.0 M M M
1/22/2010 7:00 AM 0.00 0.0 M M M
1/23/2010 7:00 AM 0.00 0.0 M M M
1/24/2010 11:00 AM 0.56 M M M M
2/7/2010 7:00 AM 0.00 0.0 M M M
2/8/2010 7:00 AM 0.00 0.0 M M M
2/9/2010 5:30 AM 0.08 1.4 M M M
2/10/2010 6:00 AM 0.48 10.1 M M M 9.6 inches fell through 9PM last night and it was still snowing. This morning there was extensive drifting in the area.
2/22/2010 7:30 AM 0.43 3.7 M M M
3/10/2010 6:00 AM 0.08 M M M M
3/11/2010 6:00 AM 0.04 M M M M
3/12/2010 6:00 AM 0.37 M M M M
3/13/2010 7:00 AM 0.55 M M M M
3/14/2010 7:00 AM 0.29 M M M M
3/15/2010 7:00 AM T M M M M
3/16/2010 7:00 AM 0.00 0.0 M M M
3/17/2010 6:00 AM 0.00 0.0 M M M
3/20/2010 7:00 AM 0.16 1.3 M 1.5 M Still snowing. Accumulation on the streets and sidewalks is minimal
3/21/2010 7:00 AM 0.31 3.7 M 4.0 M Total storm=5.3 inches (1.6 inches overnight Friday, 2.3 more Sat morning and 1.4 inches beyond that). There are 4 inches on the ground this morning.
3/22/2010 6:00 AM 0.00 0.0 M M M
3/23/2010 7:00 AM 0.00 0.0 M M M
3/24/2010 7:00 AM 0.00 0.0 M M M
3/25/2010 7:00 AM T M 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 6:00 AM 0.00 0.0 M M M
4/2/2010 6:00 AM 0.00 0.0 M M M
4/3/2010 7:00 AM 0.02 M M M M
4/4/2010 7:00 AM 0.19 M M M M
4/5/2010 7:00 AM 0.52 M M M M
4/6/2010 6:00 AM 0.63 M M M M
4/7/2010 6:00 AM 0.19 M M M M
4/8/2010 6:00 AM 0.11 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 6:00 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 0.03 M M M M
4/23/2010 7:00 AM 0.00 0.0 M M M
4/24/2010 6:00 AM 0.39 M M M M
4/25/2010 7:00 AM 0.20 M M M M Exactly 2/10 of an inch
4/26/2010 6:00 AM 0.01 M M M M
4/27/2010 7:00 AM 0.00 0.0 M M M
4/28/2010 6:00 AM 0.00 0.0 M M M
4/29/2010 6:00 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 0.28 M M M M
5/2/2010 7:00 AM 0.24 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 6:00 AM 0.00 0.0 M M M
5/6/2010 7:00 AM 0.00 0.0 M M M
5/7/2010 6:10 AM 0.44 M M M M
5/8/2010 7:00 AM 0.45 M M M M
5/9/2010 7:00 AM 0.00 0.0 M M M
5/10/2010 7:00 AM 0.00 0.0 M M M
5/11/2010 6:00 AM 0.65 M M M M
5/12/2010 6:00 AM 0.51 M M M M
5/13/2010 5:30 AM 2.49 M M M M Still raining heavily. Ponding in the yard.
5/14/2010 6:00 AM 0.86 M M M M Over 4.5 inches of rain in the past 4 days
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 0.00 0.0 M M M
5/18/2010 7:00 AM 0.00 0.0 M M M
5/19/2010 7:00 AM 0.00 0.0 M M M
5/20/2010 6:00 AM 0.00 0.0 M M M
5/21/2010 6:00 AM 0.24 M M M M
5/22/2010 8:00 AM 0.23 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 6:00 AM 0.00 0.0 M M M
5/27/2010 6:00 AM 0.03 M M M M Just missed the big rains last evening
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 6:00 AM 0.24 M M M M
6/2/2010 6:00 AM 0.50 M M M M Exactly .50 (1/2 of an inch)
6/3/2010 6:00 AM 0.36 M M M M
6/5/2010 7:00 AM 0.00 0.0 M M M
6/6/2010 8:00 AM 0.66 M M M M
6/7/2010 7:00 AM 0.32 M M M M
6/8/2010 6:00 AM 0.06 M M M M
6/9/2010 6:00 AM 0.02 M M M M
6/10/2010 7:00 AM 0.00 0.0 M M M
6/13/2010 8:00 AM 0.18 M M M M
6/14/2010 7:00 AM 0.33 M M M M
6/15/2010 6:00 AM 0.03 M M M M
6/16/2010 6:00 AM 0.14 M M M M
6/17/2010 7:00 AM 0.00 0.0 M M M
6/19/2010 8:00 AM 1.31 M M M M .85 inches fell in the first wave of storms during the afternoon. The remainder fell in the evening round of storms.
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 6:00 AM T M M M M Quite a bit of lightning in the area last night but no storms
6/23/2010 6:00 AM 0.00 0.0 M M M Very overcast but no rain yet
6/24/2010 6:00 AM 0.64 M M M M
6/26/2010 7:00 AM 0.54 M M M M
6/27/2010 8:00 AM 0.00 0.0 M M M
6/28/2010 7:00 AM 0.00 0.0 M M M
6/29/2010 7:00 AM 0.00 0.0 M M M
6/30/2010 6:00 AM 0.00 0.0 M M M
8/21/2010 8:00 AM 0.54 M 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 6:00 AM 0.00 0.0 M M M
8/27/2010 6:00 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 6:00 AM 0.00 0.0 M M M
8/31/2010 6:00 AM 0.03 M M M M
9/1/2010 6:00 AM 0.22 M M M M
9/2/2010 6:00 AM 0.02 M M M M
9/3/2010 6:00 AM 0.77 M M M M
9/6/2010 7:00 AM 0.04 M M M M
9/7/2010 6:00 AM 0.00 0.0 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 6:00 AM 0.00 0.0 M M M
9/11/2010 6:00 AM 0.10 M M M M .1 inches
9/12/2010 7:00 AM 0.00 0.0 M M M
9/13/2010 6:00 AM 0.00 0.0 M M M
9/21/2010 6:00 AM M 0.0 M M M
9/25/2010 7:00 AM 0.00 0.0 M M M
9/26/2010 7:00 AM 0.00 0.0 M M M
9/27/2010 6:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/26/2009 10/27/2009 6:00 AM 2 0.39 M M
6/11/2010 6/12/2010 7:00 AM 2 0.14 M M I believe almost all of this fell on Friday. Little if any fell on Thursday
9/21/2010 9/22/2010 6:00 AM 2 0.67 M M The majority of this fell during 20 minute downpour around 5:45PM on 9/21



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