Station Overview Station Location
Station Number IL-KN-64 Latitude 41.920096
Station Name St. Charles 0.1 E Longitude -88.299032
County Kane Elevation (ft) 760



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 2.77 2.02 31 2.02 31 0.00 0 0 10 1 0.0 0 0
Nov 11 2.78 3.66 30 3.66 30 0.00 0 0 7 4 0.0 0 0
Dec 11 1.99 3.01 31 3.01 31 0.00 0 0 14 2 1.9 3 3
Jan 12 1.50 1.63 31 1.63 31 0.00 0 0 10 6 14.3 8 17
Feb 12 1.51 1.47 29 1.47 29 0.00 0 0 8 3 6.6 4 7
March 12 2.04 2.28 31 2.28 31 0.00 0 0 9 1 1.4 2 2
April 12 3.24 1.95 30 1.95 30 0.00 0 0 8 3 0.0 0 0
May 12 3.76 1.90 31 1.90 31 0.00 0 0 9 2 0.0 0 0
June 12 3.70 1.97 30 1.97 30 0.00 0 0 4 1 0.0 0 0
July 12 3.60 2.90 31 2.90 31 0.00 0 0 7 5 0.0 0 0
Aug 12 4.03 2.64 31 2.64 31 0.00 0 0 9 0 0.0 0 0
Sept 12 3.15 1.36 30 1.36 30 0.00 0 0 10 1 0.0 0 0
Water Year Totals: 34.07" 26.79" 366 days 26.79" 366 0.00" 0 days 0 105 days 29 days 24.2" 17 days 29 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 0.02
10/2/2011 0.00
10/3/2011 0.00
10/4/2011 0.00
10/5/2011 0.00
10/6/2011 0.00
10/7/2011 0.00
10/8/2011 0.00
10/9/2011 0.00
10/10/2011 0.00
10/11/2011 0.00
10/12/2011 0.00
10/13/2011 0.86
10/14/2011 0.24
10/15/2011 0.00
10/16/2011 0.11
10/17/2011 0.04
10/18/2011 0.00
10/19/2011 0.04
10/20/2011 0.26
10/21/2011 T
10/22/2011 0.00
10/23/2011 0.00
10/24/2011 0.25
10/25/2011 0.00
10/26/2011 0.03
10/27/2011 0.00
10/28/2011 0.00
10/29/2011 0.00
10/30/2011 0.00
10/31/2011 0.17
11/1/2011 0.00
11/2/2011 0.00
11/3/2011 0.20
11/4/2011 0.02
11/5/2011 0.00
11/6/2011 0.00
11/7/2011 0.00
11/8/2011 0.57
11/9/2011 1.62
11/10/2011 0.03
11/11/2011 0.00
11/12/2011 0.00
11/13/2011 0.00
11/14/2011 0.00
11/15/2011 T
11/16/2011 0.00
11/17/2011 0.00
11/18/2011 0.00
11/19/2011 0.00
11/20/2011 T
11/21/2011 0.00
11/22/2011 T
11/23/2011 0.15
11/24/2011 0.00
11/25/2011 0.00
11/26/2011 T
11/27/2011 1.07
11/28/2011 0.00
11/29/2011 0.00
11/30/2011 0.00
12/1/2011 0.00
12/2/2011 0.03
12/3/2011 0.24
12/4/2011 0.36
12/5/2011 0.00
12/6/2011 0.01
12/7/2011 0.00
12/8/2011 0.00
12/9/2011 0.04
12/10/2011 0.00
12/11/2011 0.00
12/12/2011 0.00
12/13/2011 0.00
12/14/2011 0.76
12/15/2011 1.05
12/16/2011 0.00
12/17/2011 0.08
12/18/2011 T
12/19/2011 0.00
12/20/2011 0.00
12/21/2011 0.05
12/22/2011 0.01
12/23/2011 0.01
12/24/2011 0.00
12/25/2011 0.00
12/26/2011 0.00
12/27/2011 0.11
12/28/2011 0.00
12/29/2011 T
12/30/2011 0.17
12/31/2011 0.09
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.05
1/2/2012 T
1/3/2012 T
1/4/2012 0.00
1/5/2012 0.00
1/6/2012 0.00
1/7/2012 0.00
1/8/2012 0.00
1/9/2012 0.00
1/10/2012 0.00
1/11/2012 0.00
1/12/2012 0.00
1/13/2012 0.43
1/14/2012 0.01
1/15/2012 T
1/16/2012 0.00
1/17/2012 0.06
1/18/2012 0.08
1/19/2012 0.02
1/20/2012 0.00
1/21/2012 0.48
1/22/2012 0.00
1/23/2012 0.37
1/24/2012 0.00
1/25/2012 0.00
1/26/2012 T
1/27/2012 T
1/28/2012 0.11
1/29/2012 0.02
1/30/2012 T
1/31/2012 0.00
2/1/2012 0.00
2/2/2012 0.00
2/3/2012 0.00
2/4/2012 0.00
2/5/2012 0.00
2/6/2012 0.00
2/7/2012 0.00
2/8/2012 T
2/9/2012 0.00
2/10/2012 0.00
2/11/2012 0.07
2/12/2012 0.00
2/13/2012 0.00
2/14/2012 0.05
2/15/2012 T
2/16/2012 0.21
2/17/2012 0.00
2/18/2012 0.00
2/19/2012 0.00
2/20/2012 0.00
2/21/2012 0.15
2/22/2012 0.03
2/23/2012 0.01
2/24/2012 0.64
2/25/2012 T
2/26/2012 0.00
2/27/2012 0.00
2/28/2012 0.00
2/29/2012 0.31
3/1/2012 0.02
3/2/2012 0.00
3/3/2012 0.27
3/4/2012 0.01
3/5/2012 T
3/6/2012 0.00
3/7/2012 0.00
3/8/2012 0.26
3/9/2012 0.00
3/10/2012 0.00
3/11/2012 0.00
3/12/2012 0.49
3/13/2012 0.00
3/14/2012 0.00
3/15/2012 0.00
3/16/2012 0.00
3/17/2012 0.00
3/18/2012 0.00
3/19/2012 0.00
3/20/2012 0.17
3/21/2012 0.00
3/22/2012 0.00
3/23/2012 0.47
3/24/2012 0.20
3/25/2012 0.00
3/26/2012 0.00
3/27/2012 0.00
3/28/2012 0.00
3/29/2012 0.00
3/30/2012 0.39
3/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.18
4/2/2012 0.00
4/3/2012 0.00
4/4/2012 0.00
4/5/2012 0.00
4/6/2012 0.00
4/7/2012 0.00
4/8/2012 T
4/9/2012 T
4/10/2012 0.00
4/11/2012 0.00
4/12/2012 0.00
4/13/2012 0.00
4/14/2012 0.00
4/15/2012 0.63
4/16/2012 0.30
4/17/2012 0.00
4/18/2012 0.00
4/19/2012 0.01
4/20/2012 0.09
4/21/2012 0.00
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 0.02
4/26/2012 T
4/27/2012 0.00
4/28/2012 0.29
4/29/2012 0.00
4/30/2012 0.43
5/1/2012 0.01
5/2/2012 0.10
5/3/2012 0.01
5/4/2012 0.41
5/5/2012 0.00
5/6/2012 0.00
5/7/2012 1.12
5/8/2012 0.12
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 T
5/13/2012 0.02
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 T
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.00
5/20/2012 0.00
5/21/2012 0.06
5/22/2012 0.00
5/23/2012 0.00
5/24/2012 0.00
5/25/2012 0.00
5/26/2012 0.00
5/27/2012 0.00
5/28/2012 0.00
5/29/2012 0.00
5/30/2012 0.00
5/31/2012 0.05
6/1/2012 1.10
6/2/2012 0.00
6/3/2012 0.00
6/4/2012 T
6/5/2012 0.00
6/6/2012 0.00
6/7/2012 0.00
6/8/2012 0.00
6/9/2012 0.00
6/10/2012 0.00
6/11/2012 0.00
6/12/2012 0.00
6/13/2012 0.00
6/14/2012 0.00
6/15/2012 0.00
6/16/2012 0.00
6/17/2012 0.51
6/18/2012 0.00
6/19/2012 0.00
6/20/2012 0.00
6/21/2012 0.00
6/22/2012 0.01
6/23/2012 0.00
6/24/2012 0.00
6/25/2012 0.00
6/26/2012 0.00
6/27/2012 0.00
6/28/2012 0.00
6/29/2012 0.00
6/30/2012 0.35
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 0.89
7/3/2012 0.00
7/4/2012 0.00
7/5/2012 0.00
7/6/2012 0.00
7/7/2012 0.00
7/8/2012 0.00
7/9/2012 0.00
7/10/2012 T
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 0.42
7/15/2012 T
7/16/2012 0.00
7/17/2012 0.00
7/18/2012 0.00
7/19/2012 1.03
7/20/2012 T
7/21/2012 0.00
7/22/2012 0.00
7/23/2012 T
7/24/2012 0.43
7/25/2012 T
7/26/2012 0.03
7/27/2012 0.02
7/28/2012 0.00
7/29/2012 0.00
7/30/2012 0.00
7/31/2012 0.08
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.81
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.02
8/10/2012 0.04
8/11/2012 0.00
8/12/2012 0.00
8/13/2012 0.23
8/14/2012 0.22
8/15/2012 0.00
8/16/2012 0.30
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.20
8/22/2012 0.00
8/23/2012 0.16
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.66
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 0.02
9/3/2012 0.00
9/4/2012 0.01
9/5/2012 0.23
9/6/2012 0.01
9/7/2012 0.06
9/8/2012 0.06
9/9/2012 0.16
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.24
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.38
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.19
9/23/2012 T
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012 0.00
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 8:00 AM 0.02 0.0 M 0.0 M Very brief late afternoon showers.
10/2/2011 8:00 AM 0.00 0.0 M 0.0 M
10/3/2011 8:00 AM 0.00 0.0 M 0.0 M
10/4/2011 8:00 AM 0.00 0.0 M 0.0 M
10/5/2011 8:00 AM 0.00 0.0 M 0.0 M
10/6/2011 8:00 AM 0.00 0.0 M 0.0 M
10/7/2011 8:00 AM 0.00 0.0 M 0.0 M
10/8/2011 8:00 AM 0.00 0.0 M 0.0 M
10/9/2011 8:00 AM 0.00 0.0 M 0.0 M
10/10/2011 8:00 AM 0.00 0.0 M 0.0 M
10/11/2011 8:00 AM 0.00 0.0 M 0.0 M
10/12/2011 8:00 AM 0.00 0.0 M 0.0 M
10/13/2011 8:00 AM 0.86 0.0 M 0.0 M Very fine drizzle at observation (8:25AM).
10/14/2011 8:00 AM 0.24 0.0 M 0.0 M
10/15/2011 8:00 AM 0.00 0.0 M 0.0 M
10/16/2011 8:00 AM 0.11 0.0 M 0.0 M
10/17/2011 8:00 AM 0.04 0.0 M 0.0 M
10/18/2011 8:00 AM 0.00 0.0 M 0.0 M
10/19/2011 8:00 AM 0.04 0.0 M 0.0 M
10/20/2011 8:00 AM 0.26 0.0 M 0.0 M Very light rain at observation.
10/21/2011 8:00 AM T 0.0 M 0.0 M
10/22/2011 8:00 AM 0.00 0.0 M 0.0 M Light frost
10/23/2011 8:00 AM 0.00 0.0 M 0.0 M
10/24/2011 8:00 AM 0.25 0.0 M 0.0 M Rain/thunder/lightning between 10:30PM and 1AM.
10/25/2011 8:00 AM 0.00 0.0 M 0.0 M
10/26/2011 8:00 AM 0.03 0.0 M 0.0 M 0.02 inc about 11AM Tueday and another0.01 at 9PM...
10/27/2011 8:00 AM 0.00 0.0 M 0.0 M
10/28/2011 8:00 AM 0.00 0.0 M 0.0 M
10/29/2011 8:00 AM 0.00 0.0 M 0.0 M
10/30/2011 8:00 AM 0.00 0.0 M 0.0 M
10/31/2011 8:00 AM 0.17 0.0 M 0.0 M Water froze in gauge this morning.
11/1/2011 8:00 AM 0.00 0.0 M 0.0 M
11/2/2011 8:00 AM 0.00 0.0 M 0.0 M
11/3/2011 8:00 AM 0.20 0.0 M 0.0 M
11/4/2011 8:00 AM 0.02 0.0 M 0.0 M
11/5/2011 8:00 AM 0.00 0.0 M 0.0 M
11/6/2011 8:00 AM 0.00 0.0 M 0.0 M
11/7/2011 8:00 AM 0.00 0.0 M 0.0 M
11/8/2011 8:00 AM 0.57 0.0 M 0.0 M Light rain at observation.
11/9/2011 8:00 AM 1.62 0.0 M 0.0 M Storm total 2.19 inches. Still a very light rsin at observation.
11/10/2011 8:00 AM 0.03 0.0 M 0.0 M
11/11/2011 8:00 AM 0.00 0.0 M 0.0 M
11/12/2011 8:00 AM 0.00 0.0 M 0.0 M
11/13/2011 8:00 AM 0.00 0.0 M 0.0 M
11/14/2011 8:00 AM 0.00 0.0 M 0.0 M
11/15/2011 8:00 AM T 0.0 M 0.0 M
11/16/2011 8:00 AM 0.00 0.0 M 0.0 M
11/17/2011 8:00 AM 0.00 0.0 M 0.0 M
11/18/2011 8:00 AM 0.00 0.0 M 0.0 M
11/19/2011 8:00 AM 0.00 0.0 M 0.0 M
11/20/2011 8:00 AM T 0.0 M 0.0 M
11/21/2011 8:00 AM 0.00 0.0 M 0.0 M
11/22/2011 8:00 AM T 0.0 M 0.0 M
11/23/2011 8:00 AM 0.15 0.0 M 0.0 M
11/24/2011 8:00 AM 0.00 0.0 M 0.0 M
11/25/2011 8:00 AM 0.00 0.0 M 0.0 M
11/26/2011 8:00 AM T 0.0 M 0.0 M
11/27/2011 8:00 AM 1.07 0.0 M 0.0 M
11/28/2011 8:00 AM 0.00 0.0 M 0.0 M
11/29/2011 8:00 AM 0.00 0.0 M 0.0 M
11/30/2011 8:00 AM 0.00 0.0 M 0.0 M
12/1/2011 8:00 AM 0.00 0.0 M 0.0 M
12/2/2011 8:00 AM 0.03 0.1 M T M Rain changed to wet snow overnight..most snow melted by obs time.
12/3/2011 8:00 AM 0.24 0.0 M 0.0 M Still a light rain at observation.
12/4/2011 8:00 AM 0.36 0.0 M 0.0 M
12/5/2011 8:00 AM 0.00 0.0 M 0.0 M
12/6/2011 8:00 AM 0.01 T M T M
12/7/2011 8:00 AM 0.00 0.0 M 0.0 M
12/8/2011 8:00 AM 0.00 0.0 M 0.0 M
12/9/2011 8:00 AM 0.04 0.5 M 0.5 M
12/10/2011 8:00 AM 0.00 0.0 M T M
12/11/2011 8:00 AM 0.00 0.0 M T M
12/12/2011 8:00 AM 0.00 0.0 M T M
12/13/2011 8:00 AM 0.00 0.0 M 0.0 M
12/14/2011 8:00 AM 0.76 0.0 M 0.0 M Rain began around 11PM last evening - still raining at observation (8AM).
12/15/2011 8:00 AM 1.05 0.0 M 0.0 M Rain fell after 8AM to 11AM (0.49 inch) and again 3PM (with thunder/lightning at 3:30pm) into the evening (0.56 inch). Storm total 1.81 inches
12/16/2011 8:00 AM 0.00 0.0 M 0.0 M
12/17/2011 8:00 AM 0.08 1.3 M 1.0 M Snow began early this morning - still snowing lightly at obs (8AM).
12/18/2011 8:00 AM T T M 1.0 M Light snow continued after observation Saturday morning - ending between 10 and 11AM with just a trace.
12/19/2011 8:00 AM 0.00 0.0 M T M
12/20/2011 8:00 AM 0.00 0.0 M 0.0 M
12/21/2011 8:00 AM 0.05 0.0 M 0.0 M
12/22/2011 8:00 AM 0.01 0.0 M 0.0 M Very light rain/drizzle at times during the day Wednesday and early this morning.
12/23/2011 8:00 AM 0.01 T M 0.0 M Very light rain/drizzle Thursday afternoon - changed briefly to a mix of ran and light snow around 5PM..total a shade above .01 inch
12/24/2011 8:00 AM 0.00 0.0 M 0.0 M
12/25/2011 8:00 AM 0.00 0.0 M 0.0 M
12/26/2011 8:00 AM 0.00 0.0 M 0.0 M
12/27/2011 8:00 AM 0.11 0.0 M 0.0 M Light rain off and on overnight.
12/28/2011 8:00 AM 0.00 0.0 M 0.0 M
12/29/2011 8:00 AM T T M T M Some very light freezing rain between 4 and 6AM this morning. Driveway slick.
12/30/2011 8:00 AM 0.17 0.0 M 0.0 M Raining at observation (8AM). Rain began around 5AM this morning.
12/31/2011 8:00 AM 0.09 0.0 M 0.0 M Light rain off and on Friday through the daylight hours.
1/1/2012 8:00 AM 0.05 0.0 M 0.0 M
1/2/2012 8:00 AM T 0.1 M T M A thin coating of snow on the grass..street mostly clear. Estimate 0.1 new snow.
1/3/2012 8:00 AM T T M T M Light snow flurries mainly Monday AM.
1/4/2012 8:00 AM 0.00 0.0 M T M
1/5/2012 8:00 AM 0.00 0.0 M 0.0 M
1/6/2012 8:00 AM 0.00 0.0 M 0.0 M
1/7/2012 8:00 AM 0.00 0.0 M 0.0 M
1/8/2012 8:00 AM 0.00 0.0 M 0.0 M
1/9/2012 8:00 AM 0.00 0.0 M 0.0 M
1/10/2012 8:00 AM 0.00 0.0 M 0.0 M
1/11/2012 8:00 AM 0.00 0.0 M 0.0 M
1/12/2012 8:00 AM 0.00 0.0 M 0.0 M
1/13/2012 8:00 AM 0.43 6.0 M 5.5 M
1/14/2012 8:00 AM 0.01 0.2 M 5.0 M
1/15/2012 8:00 AM T T M 4.5 M A few scattered snowflakes Friday morning.
1/16/2012 8:00 AM 0.00 0.0 M 4.5 M
1/17/2012 8:00 AM 0.06 0.0 M 1.0 M Light rain/heavy drizzle at observation 8AM. Patches of grass showing through thin snow cover.
1/18/2012 8:00 AM 0.08 0.7 M 1.0 M Rain/drizzle for about an hour (0.01 inch)between 8 - 9AM Tuesday morning. Then changeover to snow. 0.07 inch melted snow with 0.7 inch of new snow.
1/19/2012 8:00 AM 0.02 0.3 M 1.0 M
1/20/2012 8:00 AM 0.00 0.0 M 1.0 M
1/21/2012 8:00 AM 0.48 5.5 M 6.0 M
1/22/2012 8:00 AM 0.00 0.0 M 6.0 M
1/23/2012 8:00 AM 0.37 T M 1.0 M Trace of light snow along with some freezing drizzle Sunday in to Sunday evening. Showers overnight. Thunder at 1:30AM this morning. Grass showing this AM.
1/24/2012 8:00 AM 0.00 0.0 M 1.0 M
1/25/2012 8:00 AM 0.00 0.0 M 0.5 M
1/26/2012 8:00 AM T 0.0 M 0.5 M Very fine light drizzle overnight.
1/27/2012 8:00 AM T 0.0 M T M Periods of very light drizzle Thursday.
1/28/2012 8:00 AM 0.11 1.2 M 1.0 M
1/29/2012 8:00 AM 0.02 0.3 M 1.0 M Snowing at observation.
1/30/2012 8:00 AM T T M 1.0 M Snow diminished and ended shortly after 8AM observation Sunday. Very light rain this morning began just before observation time (8AM).
1/31/2012 8:00 AM 0.00 0.0 M T M
2/1/2012 8:00 AM 0.00 0.0 M 0.0 M
2/2/2012 8:00 AM 0.00 0.0 M 0.0 M
2/3/2012 8:00 AM 0.00 0.0 M 0.0 M
2/4/2012 8:00 AM 0.00 0.0 M 0.0 M
2/5/2012 8:00 AM 0.00 0.0 M 0.0 M
2/6/2012 8:00 AM 0.00 0.0 M 0.0 M
2/7/2012 8:00 AM 0.00 0.0 M 0.0 M
2/8/2012 8:00 AM T T M 0.0 M
2/9/2012 8:00 AM 0.00 0.0 M 0.0 M
2/10/2012 8:00 AM 0.00 0.0 M 0.0 M
2/11/2012 8:00 AM 0.07 0.8 M 0.5 M
2/12/2012 8:00 AM 0.00 0.0 M 0.5 M
2/13/2012 8:00 AM 0.00 0.0 M T M
2/14/2012 8:00 AM 0.05 0.6 M 0.5 M Very light snow at observation time (8AM).
2/15/2012 8:00 AM T T M T M
2/16/2012 8:00 AM 0.21 0.0 M 0.0 M
2/17/2012 8:00 AM 0.00 0.0 M 0.0 M
2/18/2012 8:00 AM 0.00 0.0 M 0.0 M
2/19/2012 8:00 AM 0.00 0.0 M 0.0 M
2/20/2012 8:00 AM 0.00 0.0 M 0.0 M
2/21/2012 8:00 AM 0.15 0.7 M 0.5 M Precip started as rain overnight - then changed to wet snow - then back to drizzle before observation time. 0.07 inch melted snow (10:1 ratio).
2/22/2012 8:00 AM 0.03 0.0 M 0.0 M Sprinkles yesterday afternoon - showers last evening. Snow had disappeared by mid-afternoon.
2/23/2012 8:00 AM 0.01 0.0 M 0.0 M
2/24/2012 8:00 AM 0.64 4.5 M 4.0 M Light snow at observation.
2/25/2012 8:00 AM T T M 2.5 M
2/26/2012 8:00 AM 0.00 0.0 M 1.5 M
2/27/2012 8:00 AM 0.00 0.0 M T M
2/28/2012 8:00 AM 0.00 0.0 M T M
2/29/2012 8:00 AM 0.31 0.0 M 0.0 M
3/1/2012 8:00 AM 0.02 T M 0.0 M
3/2/2012 8:00 AM 0.00 0.0 M 0.0 M
3/3/2012 8:00 AM 0.27 1.2 M 1.0 M Rain changed over to snow between 3 and 4PM CST Friday afternoon.
3/4/2012 8:00 AM 0.01 0.2 M 1.0 M Very light fluffy snowfall. Still snowing at observation.
3/5/2012 8:00 AM T T M T M
3/6/2012 8:00 AM 0.00 0.0 M 0.0 M
3/7/2012 8:00 AM 0.00 0.0 M 0.0 M
3/8/2012 8:00 AM 0.26 0.0 M 0.0 M
3/9/2012 8:00 AM 0.00 0.0 M 0.0 M
3/10/2012 8:00 AM 0.00 0.0 M 0.0 M
3/11/2012 8:00 AM 0.00 0.0 M 0.0 M
3/12/2012 8:00 AM 0.49 0.0 M 0.0 M Rain overnight between midnight and observation (8AM).
3/13/2012 8:00 AM 0.00 0.0 M 0.0 M
3/14/2012 8:00 AM 0.00 0.0 M 0.0 M
3/15/2012 8:00 AM 0.00 0.0 M 0.0 M
3/16/2012 8:00 AM 0.00 0.0 M 0.0 M
3/17/2012 8:00 AM 0.00 0.0 M 0.0 M
3/18/2012 8:00 AM 0.00 0.0 M 0.0 M
3/19/2012 8:00 AM 0.00 0.0 M 0.0 M
3/20/2012 8:00 AM 0.17 0.0 M 0.0 M Rain between 11AM and 1PM Monday.
3/21/2012 8:00 AM 0.00 0.0 M 0.0 M
3/22/2012 8:00 AM 0.00 0.0 M 0.0 M
3/23/2012 8:00 AM 0.47 0.0 M 0.0 M Sprinkles at observation.
3/24/2012 8:00 AM 0.20 0.0 M 0.0 M Had -.6 yesterday forenoon - 0.13 in and afternoon (1:30PM to 2PM)thundershower - then 0.01 overnight.
3/25/2012 8:00 AM 0.00 0.0 M 0.0 M
3/26/2012 8:00 AM 0.00 0.0 M 0.0 M
3/27/2012 8:00 AM 0.00 0.0 M 0.0 M
3/28/2012 8:00 AM 0.00 0.0 M 0.0 M
3/29/2012 8:00 AM 0.00 0.0 M 0.0 M
3/30/2012 8:00 AM 0.39 0.0 M 0.0 M Thunder frequently between 4:30AM and 7:30AM.
3/31/2012 8:00 AM 0.00 0.0 M 0.0 M
4/1/2012 8:00 AM 0.18 0.0 M 0.0 M
4/2/2012 8:00 AM 0.00 0.0 M 0.0 M
4/3/2012 8:00 AM 0.00 0.0 M 0.0 M
4/4/2012 8:00 AM 0.00 0.0 M 0.0 M
4/5/2012 8:00 AM 0.00 0.0 M 0.0 M
4/6/2012 8:00 AM 0.00 0.0 M 0.0 M Freezing temps this morning - a low of 26 degrees. Warming up quickly into the 40s by mid-morning.
4/7/2012 8:00 AM 0.00 0.0 M 0.0 M
4/8/2012 8:00 AM T 0.0 M 0.0 M
4/9/2012 8:00 AM T 0.0 M 0.0 M Few sprinkles late Sunday afternoon.
4/10/2012 8:00 AM 0.00 0.0 M 0.0 M
4/11/2012 8:00 AM 0.00 0.0 M 0.0 M Frost this AM.
4/12/2012 8:00 AM 0.00 0.0 M 0.0 M Very light frost this AM.
4/13/2012 8:00 AM 0.00 0.0 M 0.0 M
4/14/2012 8:00 AM 0.00 0.0 M 0.0 M
4/15/2012 8:00 AM 0.63 0.0 M 0.0 M Thunder off and on between Midnight and 4AM.
4/16/2012 8:00 AM 0.30 0.0 M 0.0 M Showers overnight.
4/17/2012 8:00 AM 0.00 0.0 M 0.0 M
4/18/2012 8:00 AM 0.00 0.0 M 0.0 M
4/19/2012 8:00 AM 0.01 0.0 M 0.0 M Light showers overnight and early this AM. Front still north of this immediate location, but south of ORD.
4/20/2012 8:00 AM 0.09 0.0 M 0.0 M Overnight rainfall ended before observation. Overcast skies.
4/21/2012 8:00 AM 0.00 0.0 M 0.0 M
4/22/2012 8:00 AM 0.00 0.0 M 0.0 M Cold early - dropped to 33 degrees this morning.
4/23/2012 8:00 AM 0.00 0.0 M 0.0 M Chilly morning..dropped to 32 degrees early today.
4/24/2012 8:00 AM 0.00 0.0 M 0.0 M
4/25/2012 8:00 AM 0.02 0.0 M 0.0 M Light rain at observation (8AM).
4/26/2012 8:00 AM T 0.0 M 0.0 M
4/27/2012 8:00 AM 0.00 0.0 M 0.0 M
4/28/2012 8:00 AM 0.29 0.0 M 0.0 M Overcast and cool at observation (8AM).
4/29/2012 8:00 AM 0.00 0.0 M 0.0 M
4/30/2012 8:00 AM 0.43 0.0 M 0.0 M Overcast strt to the day.
5/1/2012 8:00 AM 0.01 0.0 M 0.0 M A period of light rain yesterday morning.
5/2/2012 8:00 AM 0.10 0.0 M 0.0 M Perhaps a .01 inch yesterday afternoon - then .09 overnight.
5/3/2012 8:00 AM 0.01 0.0 M 0.0 M
5/4/2012 8:00 AM 0.41 0.0 M 0.0 M
5/5/2012 8:00 AM 0.00 0.0 M 0.0 M
5/6/2012 8:00 AM 0.00 0.0 M 0.0 M
5/7/2012 8:00 AM 1.12 0.0 M 0.0 M
5/8/2012 8:00 AM 0.12 0.0 M 0.0 M
5/9/2012 8:00 AM 0.00 0.0 M 0.0 M
5/10/2012 8:00 AM 0.00 0.0 M 0.0 M
5/11/2012 8:00 AM 0.00 0.0 M 0.0 M
5/12/2012 8:00 AM T 0.0 M 0.0 M
5/13/2012 8:00 AM 0.02 0.0 M 0.0 M
5/14/2012 8:00 AM 0.00 0.0 M 0.0 M
5/15/2012 8:00 AM 0.00 0.0 M 0.0 M
5/16/2012 8:00 AM T 0.0 M 0.0 M Thunder and a few sprinkles between 7 and 8PM last evening. No significant wind.
5/17/2012 8:00 AM 0.00 0.0 M 0.0 M
5/18/2012 8:00 AM 0.00 0.0 M 0.0 M
5/19/2012 8:00 AM 0.00 0.0 M 0.0 M
5/20/2012 8:00 AM 0.00 0.0 M 0.0 M
5/21/2012 8:00 AM 0.06 0.0 M 0.0 M
5/22/2012 8:00 AM 0.00 0.0 M 0.0 M
5/23/2012 8:00 AM 0.00 0.0 M 0.0 M
5/24/2012 8:00 AM 0.00 0.0 M 0.0 M
5/25/2012 8:00 AM 0.00 0.0 M 0.0 M
5/26/2012 8:00 AM 0.00 0.0 M 0.0 M
5/27/2012 8:00 AM 0.00 0.0 M 0.0 M
5/28/2012 8:00 AM 0.00 0.0 M 0.0 M
5/29/2012 8:00 AM 0.00 0.0 M 0.0 M
5/30/2012 8:00 AM 0.00 0.0 M 0.0 M
5/31/2012 8:00 AM 0.05 0.0 M 0.0 M Rain overnight and at observation.
6/1/2012 8:00 AM 1.10 0.0 M 0.0 M
6/2/2012 8:00 AM 0.00 0.0 M 0.0 M
6/3/2012 8:00 AM 0.00 0.0 M 0.0 M
6/4/2012 8:00 AM T 0.0 M 0.0 M Brief light shower around 6PM Sunday afternoon.
6/5/2012 8:00 AM 0.00 0.0 M 0.0 M
6/6/2012 8:00 AM 0.00 0.0 M 0.0 M
6/7/2012 8:00 AM 0.00 0.0 M 0.0 M
6/8/2012 8:00 AM 0.00 0.0 M 0.0 M
6/9/2012 8:00 AM 0.00 0.0 M 0.0 M
6/10/2012 8:00 AM 0.00 0.0 M 0.0 M
6/11/2012 8:00 AM 0.00 0.0 M 0.0 M
6/12/2012 8:00 AM 0.00 0.0 M 0.0 M
6/13/2012 8:00 AM 0.00 0.0 M 0.0 M
6/14/2012 8:00 AM 0.00 0.0 M 0.0 M
6/15/2012 8:00 AM 0.00 0.0 M 0.0 M
6/16/2012 8:00 AM 0.00 0.0 M 0.0 M
6/17/2012 8:00 AM 0.51 0.0 M 0.0 M Had 0.08 inch in brief Saturday afternoon shower - then an additional 0.43 inch with thunder after midnight.
6/18/2012 8:00 AM 0.00 0.0 M 0.0 M
6/19/2012 8:00 AM 0.00 0.0 M 0.0 M
6/20/2012 8:00 AM 0.00 0.0 M 0.0 M
6/21/2012 8:00 AM 0.00 0.0 M 0.0 M
6/22/2012 8:00 AM 0.01 0.0 M 0.0 M Brief shower Thursday afternoon.
6/23/2012 8:00 AM 0.00 0.0 M 0.0 M
6/24/2012 8:00 AM 0.00 0.0 M 0.0 M
6/25/2012 8:00 AM 0.00 0.0 M 0.0 M
6/26/2012 8:00 AM 0.00 0.0 M 0.0 M
6/27/2012 8:00 AM 0.00 0.0 M 0.0 M
6/28/2012 8:00 AM 0.00 0.0 M 0.0 M
6/29/2012 8:00 AM 0.00 0.0 M 0.0 M
6/30/2012 8:00 AM 0.35 0.0 M 0.0 M Received 0.23 inch Friday afernoon 2-4PM and then 0.12 inch overnight with thunder/lightning in both instances.
7/1/2012 8:00 AM 0.00 0.0 M 0.0 M
7/2/2012 8:00 AM 0.89 0.0 M 0.0 M 70 mph winds heavy rain noon-1PM Sunday.
7/3/2012 8:00 AM 0.00 0.0 M 0.0 M
7/4/2012 8:00 AM 0.00 0.0 M 0.0 M
7/5/2012 8:00 AM 0.00 0.0 M 0.0 M Record high of 102 degrees Wednesday.
7/6/2012 8:00 AM 0.00 0.0 M 0.0 M Record high temperature 103 Thuesday afternoon at ORD.
7/7/2012 8:00 AM 0.00 0.0 M 0.0 M Another record high yesterday - 103-degrees. Third consecutive day of record-breaking 100-degree temps.
7/8/2012 8:00 AM 0.00 0.0 M 0.0 M
7/9/2012 8:00 AM 0.00 0.0 M 0.0 M
7/10/2012 8:00 AM T 0.0 M 0.0 M Few sprinkles mid-afternoon Monday.
7/11/2012 8:00 AM 0.00 0.0 M 0.0 M
7/12/2012 8:00 AM 0.00 0.0 M 0.0 M
7/13/2012 8:00 AM 0.00 0.0 M 0.0 M
7/14/2012 8:00 AM 0.42 0.0 M 0.0 M
7/15/2012 8:00 AM T 0.0 M 0.0 M Sprinkles in the early afternoon.
7/16/2012 8:00 AM 0.00 0.0 M 0.0 M
7/17/2012 8:00 AM 0.00 0.0 M 0.0 M
7/18/2012 8:00 AM 0.00 0.0 M 0.0 M
7/19/2012 8:00 AM 1.03 0.0 M 0.0 M Rain/thunderstorms last evening and early this morning.
7/20/2012 8:00 AM T 0.0 M 0.0 M Light rain 10PM- midnight.
7/21/2012 8:00 AM 0.00 0.0 M 0.0 M
7/22/2012 8:00 AM 0.00 0.0 M 0.0 M
7/23/2012 8:00 AM T 0.0 M 0.0 M Sprinkles around 10AM Sunday.
7/24/2012 8:00 AM 0.43 0.0 M 0.0 M Rain early this morning - accompanied by windd (gust to 60 mph) and thunder.
7/25/2012 8:00 AM T 0.0 M 0.0 M Very light showers before 6:30AM this morning.
7/26/2012 8:00 AM 0.03 0.0 M 0.0 M Thunder/light shower around 3-4AM.
7/27/2012 8:00 AM 0.02 0.0 M 0.0 M Brief shower just before 8AM observation.
7/28/2012 8:00 AM 0.00 0.0 M 0.0 M
7/29/2012 8:00 AM 0.00 0.0 M 0.0 M
7/30/2012 8:00 AM 0.00 0.0 M 0.0 M
7/31/2012 8:00 AM 0.08 0.0 M 0.0 M Thunder-rain between 4-6AM this morning.
8/1/2012 8:00 AM 0.00 0.0 M 0.0 M
8/2/2012 8:00 AM 0.00 0.0 M 0.0 M
8/3/2012 8:00 AM 0.00 0.0 M 0.0 M
8/4/2012 8:00 AM 0.00 0.0 M 0.0 M
8/5/2012 8:00 AM 0.81 0.0 M 0.0 M Line of t-storms came through mid-afternoon Saturday.
8/6/2012 8:00 AM 0.00 0.0 M 0.0 M
8/7/2012 8:00 AM 0.00 0.0 M 0.0 M
8/8/2012 8:00 AM 0.00 0.0 M 0.0 M
8/9/2012 8:00 AM 0.02 0.0 M 0.0 M Breif light showers yesterday afternoon3-5PM.
8/10/2012 8:00 AM 0.04 0.0 M 0.0 M Light showers in the afternoon 90.03 incn) and again overnight (0.01 inch.
8/11/2012 8:00 AM 0.00 0.0 M 0.0 M
8/12/2012 8:00 AM 0.00 0.0 M 0.0 M
8/13/2012 8:00 AM 0.23 0.0 M 0.0 M Showers ovrnight and at observation (8AM).
8/14/2012 8:00 AM 0.22 0.0 M 0.0 M
8/15/2012 8:00 AM 0.00 0.0 M 0.0 M
8/16/2012 8:00 AM 0.30 0.0 M 0.0 M Rain began 7AM - ended at observation.
8/17/2012 8:00 AM 0.00 0.0 M 0.0 M
8/18/2012 8:00 AM 0.00 0.0 M 0.0 M
8/19/2012 8:00 AM 0.00 0.0 M 0.0 M
8/20/2012 8:00 AM 0.00 0.0 M 0.0 M
8/21/2012 8:00 AM 0.20 0.0 M 0.0 M Thunder/showers between 8PM-9:30PM Monday evening.
8/22/2012 8:00 AM 0.00 0.0 M 0.0 M
8/23/2012 8:00 AM 0.16 0.0 M 0.0 M 15 to 20-minute rainfall just before 8AM observation.
8/24/2012 8:00 AM 0.00 0.0 M 0.0 M
8/25/2012 8:00 AM 0.00 0.0 M 0.0 M
8/26/2012 8:00 AM 0.00 0.0 M 0.0 M Rain moving in from the wst - not here at observation time (8AM).
8/27/2012 8:00 AM 0.66 0.0 M 0.0 M Nice steady rain mid-morning into early evening.
8/28/2012 8:00 AM 0.00 0.0 M 0.0 M
8/29/2012 8:00 AM 0.00 0.0 M 0.0 M
8/30/2012 8:00 AM 0.00 0.0 M 0.0 M
8/31/2012 8:00 AM 0.00 0.0 M 0.0 M
9/1/2012 8:00 AM 0.00 0.0 M 0.0 M
9/2/2012 8:00 AM 0.02 0.0 M 0.0 M Light rain Saturday afternoon.
9/3/2012 8:00 AM 0.00 0.0 M 0.0 M
9/4/2012 8:00 AM 0.01 0.0 M 0.0 M Very light showers early pre-dawn hours this morning.
9/5/2012 8:00 AM 0.23 0.0 M 0.0 M Overnight showers/thunderstorms. Strong winds, but no damage.
9/6/2012 8:00 AM 0.01 0.0 M 0.0 M Little light rain after 8AM observation Tuesday.
9/7/2012 8:00 AM 0.06 0.0 M 0.0 M Rain began early this morning - still light rain at 8AM observation.
9/8/2012 8:00 AM 0.06 0.0 M 0.0 M Left-over rainfall Friday morning after 8AM Observation.
9/9/2012 8:00 AM 0.16 0.0 M 0.0 M Showers 10PM-11PM last evening.
9/10/2012 8:00 AM 0.00 0.0 M 0.0 M
9/11/2012 8:00 AM 0.00 0.0 M 0.0 M
9/12/2012 8:00 AM 0.00 0.0 M 0.0 M
9/13/2012 8:00 AM 0.00 0.0 M 0.0 M Cold front passed through early this morning - winds shifted to north.
9/14/2012 8:00 AM 0.24 0.0 M 0.0 M Rain late Thursday afternoon into the evening.
9/15/2012 8:00 AM 0.00 0.0 M 0.0 M
9/16/2012 8:00 AM 0.00 0.0 M 0.0 M
9/17/2012 8:00 AM 0.00 0.0 M 0.0 M
9/18/2012 8:00 AM 0.38 0.0 M 0.0 M Thunder/lightning/rain began at 5:30PM Monday - ended later in the evening.
9/19/2012 8:00 AM 0.00 0.0 M 0.0 M
9/20/2012 8:00 AM 0.00 0.0 M 0.0 M
9/21/2012 8:00 AM 0.00 0.0 M 0.0 M
9/22/2012 8:00 AM 0.19 0.0 M 0.0 M
9/23/2012 8:00 AM T 0.0 M 0.0 M
9/24/2012 8:00 AM 0.00 0.0 M 0.0 M
9/25/2012 8:00 AM 0.00 0.0 M 0.0 M
9/26/2012 8:00 AM 0.00 0.0 M 0.0 M
9/27/2012 8:00 AM 0.00 0.0 M 0.0 M
9/28/2012 8:00 AM 0.00 0.0 M 0.0 M
9/29/2012 8:00 AM 0.00 0.0 M 0.0 M
9/30/2012 8:00 AM 0.00 0.0 M 0.0 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