Station Overview Station Location
Station Number IL-WL-166 Latitude 41.723127
Station Name Naperville 3.6 SE Longitude -88.108765
County Will Elevation (ft) 734



Month 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 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 20 4.08 31 4.08 31 0.00 0 0 11 1 0.0 1 0
Aug 20 1.76 31 1.76 31 0.00 0 0 4 1 0.0 0 0
Sept 20 3.18 30 3.18 30 0.00 0 0 11 1 0.0 0 0
Water Year Totals: 9.02" 92 days 9.02" 92 0.00" 0 days 0 26 days 3 days 0.0" 1 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
10/1/2019
10/2/2019
10/3/2019
10/4/2019
10/5/2019
10/6/2019
10/7/2019
10/8/2019
10/9/2019
10/10/2019
10/11/2019
10/12/2019
10/13/2019
10/14/2019
10/15/2019
10/16/2019
10/17/2019
10/18/2019
10/19/2019
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019
11/27/2019
11/28/2019
11/29/2019
11/30/2019
12/1/2019
12/2/2019
12/3/2019
12/4/2019
12/5/2019
12/6/2019
12/7/2019
12/8/2019
12/9/2019
12/10/2019
12/11/2019
12/12/2019
12/13/2019
12/14/2019
12/15/2019
12/16/2019
12/17/2019
12/18/2019
12/19/2019
12/20/2019
12/21/2019
12/22/2019
12/23/2019
12/24/2019
12/25/2019
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019
12/31/2019
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020
1/6/2020
1/7/2020
1/8/2020
1/9/2020
1/10/2020
1/11/2020
1/12/2020
1/13/2020
1/14/2020
1/15/2020
1/16/2020
1/17/2020
1/18/2020
1/19/2020
1/20/2020
1/21/2020
1/22/2020
1/23/2020
1/24/2020
1/25/2020
1/26/2020
1/27/2020
1/28/2020
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020
2/3/2020
2/4/2020
2/5/2020
2/6/2020
2/7/2020
2/8/2020
2/9/2020
2/10/2020
2/11/2020
2/12/2020
2/13/2020
2/14/2020
2/15/2020
2/16/2020
2/17/2020
2/18/2020
2/19/2020
2/20/2020
2/21/2020
2/22/2020
2/23/2020
2/24/2020
2/25/2020
2/26/2020
2/27/2020
2/28/2020
2/29/2020
3/1/2020
3/2/2020
3/3/2020
3/4/2020
3/5/2020
3/6/2020
3/7/2020
3/8/2020
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020
3/19/2020
3/20/2020
3/21/2020
3/22/2020
3/23/2020
3/24/2020
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020
3/31/2020
Day of YearDaily PrcpMultiday Prcp
4/1/2020
4/2/2020
4/3/2020
4/4/2020
4/5/2020
4/6/2020
4/7/2020
4/8/2020
4/9/2020
4/10/2020
4/11/2020
4/12/2020
4/13/2020
4/14/2020
4/15/2020
4/16/2020
4/17/2020
4/18/2020
4/19/2020
4/20/2020
4/21/2020
4/22/2020
4/23/2020
4/24/2020
4/25/2020
4/26/2020
4/27/2020
4/28/2020
4/29/2020
4/30/2020
5/1/2020
5/2/2020
5/3/2020
5/4/2020
5/5/2020
5/6/2020
5/7/2020
5/8/2020
5/9/2020
5/10/2020
5/11/2020
5/12/2020
5/13/2020
5/14/2020
5/15/2020
5/16/2020
5/17/2020
5/18/2020
5/19/2020
5/20/2020
5/21/2020
5/22/2020
5/23/2020
5/24/2020
5/25/2020
5/26/2020
5/27/2020
5/28/2020
5/29/2020
5/30/2020
5/31/2020
6/1/2020
6/2/2020
6/3/2020
6/4/2020
6/5/2020
6/6/2020
6/7/2020
6/8/2020
6/9/2020
6/10/2020
6/11/2020
6/12/2020
6/13/2020
6/14/2020
6/15/2020
6/16/2020
6/17/2020
6/18/2020
6/19/2020
6/20/2020
6/21/2020
6/22/2020
6/23/2020
6/24/2020
6/25/2020
6/26/2020
6/27/2020
6/28/2020
6/29/2020
6/30/2020
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.01
7/2/2020 0.00
7/3/2020 0.00
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 0.55
7/7/2020 0.00
7/8/2020 0.59
7/9/2020 0.01
7/10/2020 0.97
7/11/2020 0.00
7/12/2020 0.25
7/13/2020 0.00
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 0.42
7/17/2020 0.00
7/18/2020 0.00
7/19/2020 0.34
7/20/2020 0.67
7/21/2020 0.00
7/22/2020 0.08
7/23/2020 0.00
7/24/2020 0.00
7/25/2020 0.00
7/26/2020 0.00
7/27/2020 0.19
7/28/2020 0.00
7/29/2020 T
7/30/2020 0.00
7/31/2020 0.00
8/1/2020 0.00
8/2/2020 0.01
8/3/2020 0.10
8/4/2020 T
8/5/2020 0.00
8/6/2020 0.00
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.00
8/11/2020 0.50
8/12/2020 0.00
8/13/2020 0.00
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 1.15
8/17/2020 0.00
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 0.00
8/21/2020 0.00
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.00
8/25/2020 0.00
8/26/2020 0.00
8/27/2020 0.00
8/28/2020 0.00
8/29/2020 0.00
8/30/2020 0.00
8/31/2020 0.00
9/1/2020 0.04
9/2/2020 0.14
9/3/2020 0.00
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 0.39
9/7/2020 0.33
9/8/2020 0.44
9/9/2020 0.63
9/10/2020 T
9/11/2020 0.41
9/12/2020 0.04
9/13/2020 0.35
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.00
9/19/2020 0.00
9/20/2020 0.00
9/21/2020 0.00
9/22/2020 0.00
9/23/2020 0.00
9/24/2020 0.00
9/25/2020 0.00
9/26/2020 0.00
9/27/2020 0.00
9/28/2020 0.35
9/29/2020 0.06
9/30/2020 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
7/1/2020 7:53 AM 0.01 0.0 M M M Measurements began the previous night, at 7 pm LT (UTC -5)
7/2/2020 7:00 AM 0.00 M M M M
7/3/2020 7:00 AM 0.00 M M M M
7/4/2020 7:59 AM 0.00 M M M M
7/5/2020 8:00 AM 0.00 M M M M
7/6/2020 8:00 AM 0.55 M M M M rained during night
7/7/2020 8:00 AM 0.00 M M M M
7/8/2020 8:00 AM 0.59 M M M M Rained during night
7/9/2020 8:00 AM 0.01 M M M M
7/10/2020 8:00 AM 0.97 M M M M Rained during night and early morning today
7/11/2020 8:00 AM 0.00 M M M M
7/12/2020 8:00 AM 0.25 M M M M Rained yesterday morning and during night
7/13/2020 8:00 AM 0.00 M M M M Dew observed on the grass
7/14/2020 8:00 AM 0.00 M M M M
7/15/2020 8:00 AM 0.00 M M M M
7/16/2020 8:00 AM 0.42 M M M M Rained during late afternoon and night
7/17/2020 8:00 AM 0.00 M M M M Dew observed on ground surfaces
7/18/2020 8:00 AM 0.00 M M M M
7/19/2020 8:00 AM 0.34 M M M M Raining at time of observation
7/20/2020 8:00 AM 0.67 M M M M Rained yesterday morning. Dew at ground during time of observation.
7/21/2020 8:00 AM 0.00 M M M M
7/22/2020 8:00 AM 0.08 M M M M Rained yesterday around middle of day. Dew on grass at time of observation.
7/23/2020 8:00 AM 0.00 M M M M Dew on grass at time of observation
7/24/2020 8:00 AM 0.00 M M M M Dew on ground at time of observation
7/25/2020 8:00 AM 0.00 M M M M Dew at time of observation
7/26/2020 8:00 AM 0.00 M M M M Dew on grass at time of observation
7/27/2020 8:00 AM 0.19 M M M M Raining at time of observation and during night.
7/28/2020 8:00 AM 0.00 M M M M Some dew on grass at time of observation
7/29/2020 8:00 AM T M M M M
7/30/2020 8:00 AM 0.00 M M M M Cloudy at time of observation
7/31/2020 8:00 AM 0.00 M M M M
8/1/2020 8:00 AM 0.00 M M M M Cloudy at time of observation
8/2/2020 8:00 AM 0.01 M M M M
8/3/2020 8:00 AM 0.10 M M M M Rained yesterday morning and during night
8/4/2020 8:00 AM T M M M M Rain shower yesterday afternoon. Dew on grass at time of observation.
8/5/2020 8:00 AM 0.00 M M M M Dew observed on grass at time of observation
8/6/2020 8:00 AM 0.00 M M M M
8/7/2020 8:00 AM 0.00 M M M M Dew at time of observation
8/8/2020 8:00 AM 0.00 M M M M Ceiling and visivility ok
8/9/2020 8:00 AM 0.00 M M M M Dew on grass at time of observation
8/10/2020 8:00 AM 0.00 M M M M
8/11/2020 8:00 AM 0.50 M M M M Rain mostly from afternoon severe storm. Dew at time of observation.
8/12/2020 8:00 AM 0.00 M M M M Dew on grass at time of observation
8/13/2020 8:00 AM 0.00 M M M M Dew on grass at time of observation
8/14/2020 8:00 AM 0.00 M M M M Dew on ground at time of observation
8/15/2020 8:00 AM 0.00 M M M M
8/16/2020 8:00 AM 1.15 M M M M Rained yesterday afternoon
8/17/2020 8:00 AM 0.00 M M M M A few tiny droplets on the funel, but nothing on the cilinder.
8/18/2020 8:00 AM 0.00 M M M M
8/19/2020 8:00 AM 0.00 M M M M Dew on grass at time of observation
8/20/2020 8:00 AM 0.00 M M M M Dew on ground at time of observation
8/21/2020 8:00 AM 0.00 M M M M Dew on raingauge funnel at time of observation
8/22/2020 8:00 AM 0.00 M M M M Dew on raingauge at time of observation
8/23/2020 8:00 AM 0.00 M M M M
8/24/2020 8:00 AM 0.00 M M M M Dew on exterior of raingauge at time of observation
8/25/2020 8:00 AM 0.00 M M M M
8/26/2020 8:00 AM 0.00 M M M M Dew on raingauge funnel at time of observation
8/27/2020 8:00 AM 0.00 M M M M Dew on raingaige funnel at moment of observation
8/28/2020 8:00 AM 0.00 M M M M Dew on raingauge funnel at time of observation.
8/29/2020 8:00 AM 0.00 M M M M
8/30/2020 8:00 AM 0.00 M M M M
8/31/2020 8:00 AM 0.00 M M M M
9/1/2020 8:00 AM 0.04 M M M M Rained during night
9/2/2020 8:00 AM 0.14 M M M M Rainned mostly during the afternoon
9/3/2020 8:00 AM 0.00 M M M M Dew on raingauge exterior at time of observation
9/4/2020 8:00 AM 0.00 M M M M Dew on raingauge funnel at time of observation
9/5/2020 8:00 AM 0.00 M M M M
9/6/2020 8:00 AM 0.39 M M M M Raining at time of observation
9/7/2020 8:00 AM 0.33 M M M M CAVOK at time of observation
9/8/2020 8:00 AM 0.44 M M M M Raining overnight and at time of observation
9/9/2020 8:00 AM 0.63 M M M M
9/10/2020 8:00 AM T M M M M
9/11/2020 8:00 AM 0.41 M M M M Drizzle at time of observation
9/12/2020 8:00 AM 0.04 M M M M Rain at time of observation
9/13/2020 8:00 AM 0.35 M M M M CAVOK, and dew on raingauge, at time of observation
9/14/2020 8:00 AM 0.00 M M M M Dew on raingauge at time of observation
9/15/2020 8:00 AM 0.00 M M M M Dew on raingauge at time of observation
9/16/2020 8:00 AM 0.00 M M M M Dew on raingauge at time of observation
9/17/2020 8:00 AM 0.00 M M M M
9/18/2020 8:00 AM 0.00 M M M M CAVOK at time of observation
9/19/2020 8:00 AM 0.00 M M M M CAVOK at time of observation
9/20/2020 8:00 AM 0.00 M M M M CAVOK at the time of observation
9/21/2020 8:00 AM 0.00 M M M M CAVOK at time of observation
9/22/2020 8:00 AM 0.00 M M M M CAVOK at the time of observation
9/23/2020 8:00 AM 0.00 M M M M Dew on raingauge at time of observation
9/24/2020 8:00 AM 0.00 M M M M Dew on raingauge at the time of observation
9/25/2020 8:00 AM 0.00 M M M M Dew on raingauge at time of observation
9/26/2020 8:00 AM 0.00 M M M M Dew on the grass at the time of observation
9/27/2020 8:00 AM 0.00 M M M M Dew on the grass at the time of observation.
9/28/2020 8:00 AM 0.35 M M M M Rain mostly from last night, during cold front passage
9/29/2020 8:00 AM 0.06 M M M M Heavy dew on raingauge at time of observation.
9/30/2020 8:00 AM 0.00 M M M M Dew on the grass at the time of observation



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