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 11 2.97 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 11 3.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 11 2.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 12 1.79 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 12 1.62 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 12 2.57 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 12 3.45 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 12 4.22 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 12 4.02 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 12 4.13 1.86 19 1.86 19 0.00 0 0 6 0 0.0 0 0
Aug 12 3.75 4.28 29 4.28 29 0.00 0 0 8 1 0.0 0 0
Sept 12 3.06 3.20 26 3.20 26 0.00 0 0 7 3 0.0 0 0
Water Year Totals: 37.09" 9.34" 74 days 9.34" 74 0.00" 0 days 0 21 days 4 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011
10/7/2011
10/8/2011
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011
11/3/2011
11/4/2011
11/5/2011
11/6/2011
11/7/2011
11/8/2011
11/9/2011
11/10/2011
11/11/2011
11/12/2011
11/13/2011
11/14/2011
11/15/2011
11/16/2011
11/17/2011
11/18/2011
11/19/2011
11/20/2011
11/21/2011
11/22/2011
11/23/2011
11/24/2011
11/25/2011
11/26/2011
11/27/2011
11/28/2011
11/29/2011
11/30/2011
12/1/2011
12/2/2011
12/3/2011
12/4/2011
12/5/2011
12/6/2011
12/7/2011
12/8/2011
12/9/2011
12/10/2011
12/11/2011
12/12/2011
12/13/2011
12/14/2011
12/15/2011
12/16/2011
12/17/2011
12/18/2011
12/19/2011
12/20/2011
12/21/2011
12/22/2011
12/23/2011
12/24/2011
12/25/2011
12/26/2011
12/27/2011
12/28/2011
12/29/2011
12/30/2011
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012
1/9/2012
1/10/2012
1/11/2012
1/12/2012
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012
1/21/2012
1/22/2012
1/23/2012
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012
2/4/2012
2/5/2012
2/6/2012
2/7/2012
2/8/2012
2/9/2012
2/10/2012
2/11/2012
2/12/2012
2/13/2012
2/14/2012
2/15/2012
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012
2/21/2012
2/22/2012
2/23/2012
2/24/2012
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012
3/18/2012
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012
3/26/2012
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012
4/4/2012
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012
4/12/2012
4/13/2012
4/14/2012
4/15/2012
4/16/2012
4/17/2012
4/18/2012
4/19/2012
4/20/2012
4/21/2012
4/22/2012
4/23/2012
4/24/2012
4/25/2012
4/26/2012
4/27/2012
4/28/2012
4/29/2012
4/30/2012
5/1/2012
5/2/2012
5/3/2012
5/4/2012
5/5/2012
5/6/2012
5/7/2012
5/8/2012
5/9/2012
5/10/2012
5/11/2012
5/12/2012
5/13/2012
5/14/2012
5/15/2012
5/16/2012
5/17/2012
5/18/2012
5/19/2012
5/20/2012
5/21/2012
5/22/2012
5/23/2012
5/24/2012
5/25/2012
5/26/2012
5/27/2012
5/28/2012
5/29/2012
5/30/2012
5/31/2012
6/1/2012
6/2/2012
6/3/2012
6/4/2012
6/5/2012
6/6/2012
6/7/2012
6/8/2012
6/9/2012
6/10/2012
6/11/2012
6/12/2012
6/13/2012
6/14/2012
6/15/2012
6/16/2012
6/17/2012
6/18/2012
6/19/2012
6/20/2012
6/21/2012
6/22/2012
6/23/2012
6/24/2012
6/25/2012
6/26/2012
6/27/2012
6/28/2012
6/29/2012
6/30/2012
Day of YearDaily PrcpMultiday Prcp
7/1/2012
7/2/2012
7/3/2012
7/4/2012
7/5/2012
7/6/2012
7/7/2012
7/8/2012
7/9/2012
7/10/2012
7/11/2012
7/12/2012
7/13/2012 0.00
7/14/2012 0.01
7/15/2012 0.00
7/16/2012 0.00
7/17/2012 0.00
7/18/2012 0.00
7/19/2012 1.32
7/20/2012 0.00
7/21/2012 0.00
7/22/2012 0.00
7/23/2012 0.00
7/24/2012 0.00
7/25/2012 0.13
7/26/2012 0.15
7/27/2012 0.05
7/28/2012 0.00
7/29/2012 0.00
7/30/2012 0.00
7/31/2012 0.20
8/1/2012 0.00
8/2/2012 0.00
8/3/2012
8/4/2012 0.00
8/5/2012 1.10
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.18
8/10/2012 0.05
8/11/2012 0.00
8/12/2012 0.00
8/13/2012 0.20
8/14/2012 0.17
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.49
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 T
8/21/2012 0.03
8/22/2012
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 2.06
8/28/2012 0.00
8/29/2012 0.00
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 1.86
9/3/2012 0.42
9/4/2012 0.00
9/5/2012 0.05
9/6/2012 T
9/7/2012 T
9/8/2012 0.47
9/9/2012 T
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.25
9/15/2012
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.09
9/19/2012
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.06
9/23/2012 0.00
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012
9/28/2012 0.00
9/29/2012
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
7/13/2012 7:00 AM 0.00 0.0 M M M Dry
7/14/2012 7:00 AM 0.01 M M M M Light shower around 8PM last night.
7/15/2012 7:00 AM 0.00 0.0 M M M No rain the past 24 hours.
7/16/2012 7:00 AM 0.00 0.0 M M M No precipitation the past 24 hours.
7/17/2012 7:00 AM 0.00 0.0 M M M No precipitation the past 24 hours.
7/18/2012 7:00 AM 0.00 0.0 M M M
7/19/2012 7:00 AM 1.32 M M M M Rained very hard last night from roughly about 2AM- 3AM, lots of lightning.
7/20/2012 7:00 AM 0.00 0.0 M M M
7/21/2012 7:00 AM 0.00 0.0 M M M
7/22/2012 7:00 AM 0.00 0.0 M M M
7/23/2012 7:00 AM 0.00 0.0 M M M
7/24/2012 7:00 AM 0.00 0.0 M M M
7/25/2012 7:00 AM 0.13 M M M M Got a quick heavy storm around 3 AM this morning.
7/26/2012 7:00 AM 0.15 M M M M Got scattered thunderstorms between 2:30AM-7AM
7/27/2012 7:00 AM 0.05 M M M M Quick gusty thunderstorm around 5:50 PM yesterday.
7/28/2012 7:00 AM 0.00 0.0 M M M
7/29/2012 7:00 AM 0.00 0.0 M M M
7/30/2012 7:00 AM 0.00 0.0 M M M
7/31/2012 7:00 AM 0.20 M M M M
8/1/2012 7:00 AM 0.00 0.0 M M M
8/2/2012 7:00 AM 0.00 0.0 M M M
8/4/2012 7:00 AM 0.00 0.0 M M M heavy storm came in Saturday afternoon around 3:30 PM with winds up to 70MPH and torrential rain. It lasted 15 minutes but continued windy (around 50MPH) then it rained lightly with thunder occasionally untill 5:05 that evening //Corrected from 1.10 WDM//
8/5/2012 7:00 AM 1.10 M M M M Severe storm came in around 3:30 yesterday afternoon, with winds to 75MPH and torrential rain. There was a little dry slot, and even then the winds stayed around 50 MPH and then it started raining lightly and the winds gusted back up to 60MPH for a short time. After that it rained lightly untill about 5:15 and the winds gradually died down. //corrected from 0.40 WDM//
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 7:00 AM 0.00 0.0 M M M
8/8/2012 7:00 AM 0.00 0.0 M M M
8/9/2012 7:00 AM 0.18 M M M M Rained lightly on and off between 2PM-5:30PM.
8/10/2012 7:00 AM 0.05 M M M M Storms moved in around 5:45 yestetday evening. The heaviest storms went right around us.
8/11/2012 7:00 AM 0.00 0.0 M M M
8/12/2012 7:00 AM 0.00 0.0 M M M
8/13/2012 7:00 AM 0.20 M M M M Rained light/moderately most of the night.
8/14/2012 7:00 AM 0.17 M M M M Rained lightly on and of yesterday
8/15/2012 7:00 AM 0.00 0.0 M M M
8/16/2012 7:00 AM 0.00 0.0 M M M
8/17/2012 7:00 AM 0.49 M M M M Started raining at about 8:30 yesterday morning, rained moderate/heavily untill it tapered off to sprinkles at about 11:30. After that, got 2 more quick storms that one lasted 5 minutes the other 15 and they dumped quick heavy rain.
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM 0.00 0.0 M M M
8/20/2012 7:00 AM T M M M M Got two 5 minute periods of sprinkles yesterday afternoon.
8/21/2012 7:00 AM 0.03 M M M M Got several light showers yesterday between 1:10PM-5PM yesterday.
8/23/2012 7:00 AM 0.00 0.0 M M M
8/24/2012 7:00 AM 0.00 0.0 M M M
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 7:00 AM 0.00 0.0 M M M
8/27/2012 6:00 AM 2.06 M M M M Rained moderately yesterday morning, rained extremely hard in periods last evening/night.
8/28/2012 7:00 AM 0.00 0.0 M M M
8/29/2012 7:00 AM 0.00 0.0 M M M
8/30/2012 7:00 AM 0.00 0.0 M M M
8/31/2012 7:00 AM 0.00 0.0 M M M
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 1.86 M M M M Rained torrentially from about 10-11AM yesterday morning. Rained hard again last night at about 2:30AM.
9/3/2012 7:00 AM 0.42 M M M M Rained very heavily from about 4:30-4:55 PM yesterday afternoon.
9/4/2012 7:00 AM 0.00 0.0 M M M
9/5/2012 7:00 AM 0.05 M M M M Rained a little around midnight last night, winds we gusty to 50MPH
9/6/2012 7:00 AM T M M M M
9/7/2012 7:00 AM T M M M M
9/8/2012 7:00 AM 0.47 M M M M Had a thunderstorm at aboout 8AM yesterday morning, rained untill 9:30, then had 2 quick downpours at 2:15 and 1:45. Then, at about 4 yesterday PM, had a thuderstorm with some heavy rainfall thatvlasted an hour.
9/9/2012 7:00 AM T M M M M
9/10/2012 7:00 AM 0.00 0.0 M M M
9/11/2012 7:00 AM 0.00 0.0 M M M
9/12/2012 7:00 AM 0.00 0.0 M M M
9/13/2012 7:00 AM 0.00 0.0 M M M
9/14/2012 7:00 AM 0.25 M M M M Rained light/moderately from 7PM-12AM last night. Currently light to moderate fog.
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM 0.09 M M M M Rained mainly lightly from 7:10PM-8PM and then rained lightly on and off from 8PM-10PM.
9/20/2012 7:00 AM 0.00 0.0 M M M
9/21/2012 7:00 AM 0.00 0.0 M M M
9/22/2012 7:00 AM 0.06 M M M M Rained lightly on and off yesterday.
9/23/2012 7:00 AM 0.00 0.0 M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.00 0.0 M M M
9/28/2012 7:00 AM 0.00 0.0 M M M
9/30/2012 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



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