Station Overview Station Location
Station Number IL-GY-18 Latitude 41.1716804504395
Station Name South Wilmington 1.6 E Longitude -88.2452850341797
County Grundy Elevation (ft) 589



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 12 2.97 4.01 23 4.01 23 0.00 0 0 12 2 0.0 0 0
Nov 12 3.24 0.71 4 0.71 4 0.00 0 0 3 0 0.0 0 0
Dec 12 2.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 13 1.79 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 13 1.62 1.04 4 1.04 4 0.00 0 0 4 0 5.2 3 3
March 13 2.57 0.97 2 0.97 2 0.00 0 0 2 0 12.4 2 2
April 13 3.45 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 13 4.22 1.25 2 1.25 2 0.00 0 0 2 0 0.0 0 0
June 13 4.02 0.27 1 0.27 1 0.00 0 0 1 0 0.0 0 0
July 13 4.13 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 13 3.75 3.48 2 3.48 2 0.00 0 0 2 0 0.0 0 0
Sept 13 3.06 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 37.09" 11.73" 38 days 11.73" 38 0.00" 0 days 0 26 days 2 days 17.6" 5 days 5 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
10/1/2012 0.00
10/2/2012 0.00
10/3/2012 T
10/4/2012 0.18
10/5/2012 0.17
10/6/2012 0.04
10/7/2012 0.00
10/8/2012 0.00
10/9/2012
10/10/2012 0.18
10/11/2012 0.00
10/12/2012 0.00
10/13/2012
10/14/2012 0.90
10/15/2012 0.07
10/16/2012 0.00
10/17/2012 T
10/18/2012 0.89
10/19/2012 0.18
10/20/2012 0.08
10/21/2012
10/22/2012
10/23/2012 0.25
10/24/2012 0.07
10/25/2012 0.00
10/26/2012 1.00
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012 0.00
11/1/2012
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012 0.14
11/8/2012
11/9/2012
11/10/2012 0.00
11/11/2012 0.02
11/12/2012 0.55
11/13/2012
11/14/2012
11/15/2012
11/16/2012
11/17/2012
11/18/2012
11/19/2012
11/20/2012
11/21/2012
11/22/2012
11/23/2012
11/24/2012
11/25/2012
11/26/2012
11/27/2012
11/28/2012
11/29/2012
11/30/2012
12/1/2012
12/2/2012
12/3/2012
12/4/2012
12/5/2012
12/6/2012
12/7/2012
12/8/2012
12/9/2012
12/10/2012
12/11/2012
12/12/2012
12/13/2012
12/14/2012
12/15/2012
12/16/2012
12/17/2012
12/18/2012
12/19/2012
12/20/2012
12/21/2012
12/22/2012
12/23/2012
12/24/2012
12/25/2012
12/26/2012
12/27/2012
12/28/2012
12/29/2012
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013
1/7/2013
1/8/2013
1/9/2013
1/10/2013
1/11/2013
1/12/2013
1/13/2013
1/14/2013
1/15/2013
1/16/2013
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013
1/24/2013
1/25/2013
1/26/2013
1/27/2013
1/28/2013
1/29/2013
1/30/2013
1/31/2013
2/1/2013
2/2/2013 0.07
2/3/2013 0.03
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013 0.60
2/9/2013
2/10/2013
2/11/2013
2/12/2013
2/13/2013
2/14/2013
2/15/2013
2/16/2013
2/17/2013
2/18/2013
2/19/2013
2/20/2013
2/21/2013
2/22/2013 0.34
2/23/2013
2/24/2013
2/25/2013
2/26/2013
2/27/2013
2/28/2013
3/1/2013
3/2/2013
3/3/2013
3/4/2013
3/5/2013
3/6/2013 0.81
3/7/2013
3/8/2013
3/9/2013
3/10/2013
3/11/2013
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013
3/17/2013
3/18/2013
3/19/2013
3/20/2013
3/21/2013
3/22/2013
3/23/2013
3/24/2013
3/25/2013 0.16
3/26/2013
3/27/2013
3/28/2013
3/29/2013
3/30/2013
3/31/2013
Day of YearDaily PrcpMultiday Prcp
4/1/2013
4/2/2013
4/3/2013
4/4/2013
4/5/2013
4/6/2013
4/7/2013
4/8/2013
4/9/2013
4/10/2013
4/11/2013
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013
4/18/2013
4/19/2013
4/20/2013
4/21/2013
4/22/2013
4/23/2013
4/24/2013
4/25/2013
4/26/2013
4/27/2013
4/28/2013
4/29/2013
4/30/2013
5/1/2013
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013
5/9/2013
5/10/2013
5/11/2013
5/12/2013
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013
5/18/2013
5/19/2013
5/20/2013
5/21/2013
5/22/2013
5/23/2013
5/24/2013
5/25/2013
5/26/2013
5/27/2013
5/28/2013
5/29/2013 0.66
5/30/2013
5/31/2013 0.59
6/1/2013 0.27
6/2/2013
6/3/2013
6/4/2013
6/5/2013
6/6/2013
6/7/2013
6/8/2013
6/9/2013
6/10/2013
6/11/2013
6/12/2013
6/13/2013
6/14/2013
6/15/2013
6/16/2013
6/17/2013
6/18/2013
6/19/2013
6/20/2013
6/21/2013
6/22/2013
6/23/2013
6/24/2013
6/25/2013
6/26/2013
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013
7/5/2013
7/6/2013
7/7/2013
7/8/2013
7/9/2013
7/10/2013
7/11/2013
7/12/2013
7/13/2013
7/14/2013
7/15/2013
7/16/2013
7/17/2013
7/18/2013
7/19/2013
7/20/2013
7/21/2013
7/22/2013
7/23/2013
7/24/2013
7/25/2013
7/26/2013
7/27/2013
7/28/2013
7/29/2013
7/30/2013
7/31/2013
8/1/2013
8/2/2013
8/3/2013 1.46
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013
8/9/2013
8/10/2013
8/11/2013
8/12/2013
8/13/2013
8/14/2013
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013 2.02
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013
9/6/2013
9/7/2013
9/8/2013
9/9/2013
9/10/2013
9/11/2013
9/12/2013
9/13/2013
9/14/2013
9/15/2013
9/16/2013
9/17/2013
9/18/2013
9/19/2013
9/20/2013
9/21/2013
9/22/2013
9/23/2013
9/24/2013
9/25/2013
9/26/2013
9/27/2013
9/28/2013
9/29/2013
9/30/2013



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2012 7:00 AM 0.00 0.0 M M M
10/2/2012 7:00 AM 0.00 0.0 M M M
10/3/2012 7:00 AM T M M M M Drizzled early this morning for a few hours.
10/4/2012 7:00 AM 0.18 M M M M Rained star adult from 10:30PM-12:30AM last night.
10/5/2012 7:00 AM 0.17 M M M M Rained moderately/lightly from 6:15-8PM yesterday evening. Had a light shower overnight.
10/6/2012 7:00 AM 0.04 M M M T On and off showers yesterday and had a trace of sleet at 1:40.
10/7/2012 7:00 AM 0.00 0.0 M M M
10/8/2012 7:00 AM 0.00 0.0 M M M
10/10/2012 7:00 AM 0.18 M M M M Rained steadily from 9-12PM last night.
10/11/2012 7:00 AM 0.00 0.0 M M M
10/12/2012 7:00 AM 0.00 0.0 M M M
10/14/2012 7:00 AM 0.90 M M M M rained light/moderately from 9AM-1PM yesterday, then remained cloudy untill 11:30PM When it began raining again.
10/15/2012 7:00 AM 0.07 M M M M Rained heavily but only lasted 10 minutes at 3:30 PM yesterday. Winds gusted to 60 MPH at this time also.
10/16/2012 7:00 AM 0.00 0.0 M M M
10/17/2012 7:00 AM T M M M M
10/18/2012 7:00 AM 0.89 M M M M Rained moderately between 2:40-5:00PM yesterday. Got .46 from that. Then, it misted until 7:30 when torrential rain began and gusty winds accompanied it. Stopped raining at out 10PM last night.
10/19/2012 7:00 AM 0.18 M M M M Rained on and off after 2PM yesterday afternoon.
10/20/2012 7:00 AM 0.08 M M M M
10/23/2012 7:00 AM 0.25 M M M M
10/24/2012 7:00 AM 0.07 M M M M
10/25/2012 7:00 AM 0.00 0.0 M M M
10/26/2012 7:00 AM 1.00 M M M M Rained very heavily between 5:10PM-6PM then rained light to moderately after that.
10/31/2012 7:00 AM 0.00 0.0 M M M
11/7/2012 7:00 AM 0.14 M M M M
11/10/2012 7:00 AM 0.00 0.0 M M M
11/11/2012 7:00 AM 0.02 M M M M
11/12/2012 7:00 AM 0.55 M M M 0.00
2/2/2013 7:00 AM 0.07 1.3 M 1.5 M
2/3/2013 7:00 AM 0.03 0.4 M 2.0 M Still snowing at observation time.
2/8/2013 7:00 AM 0.60 T M 0.0 M
2/22/2013 7:00 AM 0.34 3.5 M 3.5 M
3/6/2013 7:00 AM 0.81 9.3 M 9.5 M ///corrected melted core of new snow of 9.35 to NA///
3/25/2013 7:00 AM 0.16 3.1 M 3.0 M ///corrected core of 3.14 from new snow to NA///
5/29/2013 7:00 AM 0.66 M M M M
5/31/2013 7:00 AM 0.59 M M M M
6/1/2013 7:00 AM 0.27 M M M M
8/3/2013 7:00 AM 1.46 M M M M .06 fell in morning, the rest fell in about an hour between 8:10-9:10pm
8/23/2013 7:00 AM 2.02 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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