Station Overview Station Location
Station Number IL-KN-1 Latitude 41.89409
Station Name Geneva 1.6 ENE Longitude -88.28839
County Kane Elevation (ft) 755



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 10 2.78 0.77 31 0.77 31 0.00 0 0 6 0 0.0 0 0
Nov 10 2.81 2.42 30 2.42 30 0.00 0 0 8 2 0.0 0 0
Dec 10 2.00 1.88 31 1.12 20 0.76 11 1 6 4 5.6 5 16
Jan 11 1.51 1.19 31 1.19 31 0.00 0 0 8 12 6.5 8 22
Feb 11 1.53 2.70 27 2.70 27 0.00 0 0 14 2 20.4 9 19
March 11 2.05 2.21 29 2.21 29 0.00 0 0 8 1 0.3 1 0
April 11 3.26 4.71 30 4.70 27 0.01 3 1 16 1 0.0 0 0
May 11 3.76 4.30 31 4.30 31 0.00 0 0 14 4 0.0 0 0
June 11 3.71 4.61 30 4.61 30 0.00 0 0 15 3 0.0 0 0
July 11 3.62 4.01 31 1.54 15 2.47 16 1 4 0 0.0 0 0
Aug 11 4.01 4.95 31 4.95 31 0.00 0 0 10 0 0.0 0 0
Sept 11 3.16 3.27 30 3.19 21 0.08 9 2 8 1 0.0 0 0
Water Year Totals: 34.20" 37.02" 362 days 33.70" 323 3.32" 39 days 5 117 days 30 days 32.8" 23 days 57 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
10/1/2010 0.00
10/2/2010 0.15
10/3/2010 0.00
10/4/2010 0.00
10/5/2010 0.00
10/6/2010 0.00
10/7/2010 0.00
10/8/2010 0.00
10/9/2010 0.00
10/10/2010 0.00
10/11/2010 0.00
10/12/2010 0.00
10/13/2010 0.00
10/14/2010 0.03
10/15/2010 0.00
10/16/2010 0.00
10/17/2010 0.00
10/18/2010 0.00
10/19/2010 0.00
10/20/2010 0.00
10/21/2010 0.00
10/22/2010 0.00
10/23/2010 0.00
10/24/2010 0.23
10/25/2010 0.16
10/26/2010 0.17
10/27/2010 0.03
10/28/2010 0.00
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.00
11/1/2010 0.00
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.02
11/6/2010 0.00
11/7/2010 0.00
11/8/2010 0.00
11/9/2010 0.00
11/10/2010 0.00
11/11/2010 0.00
11/12/2010 0.25
11/13/2010 0.01
11/14/2010 0.12
11/15/2010 0.07
11/16/2010 0.00
11/17/2010 0.00
11/18/2010 0.00
11/19/2010 0.00
11/20/2010 0.00
11/21/2010 0.00
11/22/2010 T
11/23/2010 1.08
11/24/2010 0.00
11/25/2010 0.26
11/26/2010 T
11/27/2010 0.00
11/28/2010 0.00
11/29/2010 0.00
11/30/2010 0.61
12/1/2010 T
12/2/2010 T
12/3/2010 0.00
12/4/2010 0.25
12/5/2010 0.04
12/6/2010 0.00
12/7/2010 T
12/8/2010 0.00
12/9/2010 0.00
12/10/2010 0.09
12/11/2010 0.00
12/12/2010 0.44
12/13/2010 T
12/14/2010 0.00
12/15/2010 0.00
12/16/2010 0.00
12/17/2010 **
12/18/2010 **
12/19/2010 **
12/20/2010 **
12/21/2010 **
12/22/2010 **
12/23/2010 **
12/24/2010 **
12/25/2010 **
12/26/2010 **
12/27/2010 0.76
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 0.06
12/31/2010 0.24
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.40
1/2/2011 0.00
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 T
1/7/2011 T
1/8/2011 T
1/9/2011 0.00
1/10/2011 0.00
1/11/2011 0.07
1/12/2011 0.10
1/13/2011 T
1/14/2011 T
1/15/2011 T
1/16/2011 0.00
1/17/2011 T
1/18/2011 0.54
1/19/2011 T
1/20/2011 T
1/21/2011 0.00
1/22/2011 0.01
1/23/2011 T
1/24/2011 0.01
1/25/2011 T
1/26/2011 0.00
1/27/2011 T
1/28/2011 0.05
1/29/2011 0.00
1/30/2011 0.01
1/31/2011 0.00
2/1/2011 0.07
2/2/2011 0.95
2/3/2011 0.01
2/4/2011 0.00
2/5/2011 0.00
2/6/2011 0.08
2/7/2011 0.02
2/8/2011 0.03
2/9/2011 0.00
2/10/2011 0.00
2/11/2011 0.00
2/12/2011 T
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.00
2/18/2011 0.00
2/19/2011
2/20/2011 0.01
2/21/2011 1.02
2/22/2011 0.05
2/23/2011 T
2/24/2011 0.09
2/25/2011 0.02
2/26/2011 0.06
2/27/2011 0.02
2/28/2011 0.27
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 0.00
3/4/2011 0.04
3/5/2011 0.94
3/6/2011 0.04
3/7/2011 0.00
3/8/2011 0.00
3/9/2011 0.50
3/10/2011 0.03
3/11/2011 0.00
3/12/2011 0.00
3/13/2011 0.00
3/14/2011 0.00
3/15/2011 0.00
3/16/2011 0.00
3/17/2011 0.00
3/18/2011 0.00
3/19/2011 0.00
3/20/2011
3/21/2011 0.29
3/22/2011 0.15
3/23/2011 0.22
3/24/2011
3/25/2011 0.00
3/26/2011 0.00
3/27/2011 T
3/28/2011 0.00
3/29/2011 0.00
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.09
4/3/2011 0.00
4/4/2011 0.33
4/5/2011 **
4/6/2011 **
4/7/2011 0.01
4/8/2011 0.70
4/9/2011 0.01
4/10/2011 0.00
4/11/2011 T
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 0.00
4/15/2011 0.00
4/16/2011 0.45
4/17/2011 0.08
4/18/2011 0.55
4/19/2011 0.05
4/20/2011 0.79
4/21/2011 0.00
4/22/2011 0.18
4/23/2011 0.43
4/24/2011 0.00
4/25/2011 0.02
4/26/2011 0.71
4/27/2011 0.06
4/28/2011 0.21
4/29/2011 0.04
4/30/2011 0.00
5/1/2011 0.00
5/2/2011 0.00
5/3/2011 0.00
5/4/2011 0.05
5/5/2011 0.00
5/6/2011 0.05
5/7/2011 0.02
5/8/2011 0.00
5/9/2011 0.00
5/10/2011 0.00
5/11/2011 0.00
5/12/2011 0.06
5/13/2011 0.00
5/14/2011 0.02
5/15/2011 0.10
5/16/2011 T
5/17/2011 0.00
5/18/2011 T
5/19/2011 0.02
5/20/2011 T
5/21/2011 0.00
5/22/2011 T
5/23/2011 0.51
5/24/2011 0.00
5/25/2011 0.10
5/26/2011 1.45
5/27/2011 0.03
5/28/2011 0.02
5/29/2011 0.17
5/30/2011 1.70
5/31/2011 0.00
6/1/2011 0.04
6/2/2011 0.00
6/3/2011 0.02
6/4/2011 0.00
6/5/2011 0.07
6/6/2011 T
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 1.46
6/10/2011 0.90
6/11/2011 0.18
6/12/2011 0.02
6/13/2011 0.00
6/14/2011 0.00
6/15/2011 0.53
6/16/2011 0.40
6/17/2011 0.01
6/18/2011 0.00
6/19/2011 0.00
6/20/2011 0.07
6/21/2011 0.32
6/22/2011 0.44
6/23/2011 0.13
6/24/2011 T
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 T
6/28/2011 0.02
6/29/2011 0.00
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.00
7/2/2011 0.00
7/3/2011 0.00
7/4/2011 0.00
7/5/2011 0.00
7/6/2011 0.00
7/7/2011 0.10
7/8/2011 0.00
7/9/2011 **
7/10/2011 **
7/11/2011 **
7/12/2011 **
7/13/2011 **
7/14/2011 **
7/15/2011 **
7/16/2011 **
7/17/2011 **
7/18/2011 **
7/19/2011 **
7/20/2011 **
7/21/2011 **
7/22/2011 **
7/23/2011 **
7/24/2011 2.47
7/25/2011 0.12
7/26/2011 0.00
7/27/2011 0.00
7/28/2011 1.16
7/29/2011 0.16
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.00
8/3/2011 0.38
8/4/2011 0.00
8/5/2011 0.00
8/6/2011 0.45
8/7/2011 0.03
8/8/2011 0.94
8/9/2011 1.11
8/10/2011 0.00
8/11/2011 0.00
8/12/2011 0.00
8/13/2011 0.01
8/14/2011 0.15
8/15/2011 0.00
8/16/2011 0.00
8/17/2011 0.00
8/18/2011 0.00
8/19/2011 0.00
8/20/2011 0.00
8/21/2011 0.38
8/22/2011 0.00
8/23/2011 0.00
8/24/2011 1.44
8/25/2011 0.00
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.00
8/31/2011 0.06
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 **
9/4/2011 0.06
9/5/2011 **
9/6/2011 **
9/7/2011 **
9/8/2011 **
9/9/2011 **
9/10/2011 **
9/11/2011 0.02
9/12/2011 0.00
9/13/2011 0.00
9/14/2011 0.00
9/15/2011 0.04
9/16/2011 0.00
9/17/2011 0.00
9/18/2011 0.01
9/19/2011 0.72
9/20/2011 0.00
9/21/2011 0.00
9/22/2011 0.00
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 T
9/26/2011 0.63
9/27/2011 1.35
9/28/2011 0.29
9/29/2011 0.02
9/30/2011 0.13



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 7:00 AM 0.00 0.0 M M M
10/2/2010 7:00 AM 0.15 0.0 M 0.0 M
10/3/2010 7:00 AM 0.00 0.0 M 0.0 M
10/4/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM 0.00 0.0 M 0.0 M
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 7:00 AM 0.00 0.0 M M M
10/8/2010 7:00 AM 0.00 0.0 M M M
10/9/2010 7:00 AM 0.00 0.0 M M M
10/10/2010 7:00 AM 0.00 0.0 M M M
10/11/2010 7:00 AM 0.00 0.0 M 0.0 M
10/12/2010 7:00 AM 0.00 0.0 M M M
10/13/2010 7:00 AM 0.00 0.0 M 0.0 M
10/14/2010 7:00 AM 0.03 0.0 M 0.0 M
10/15/2010 7:00 AM 0.00 0.0 M 0.0 M
10/16/2010 7:00 AM 0.00 0.0 M M M
10/17/2010 7:00 AM 0.00 0.0 M M M
10/18/2010 7:00 AM 0.00 0.0 M 0.0 M
10/19/2010 7:00 AM 0.00 0.0 M 0.0 M
10/20/2010 7:00 AM 0.00 0.0 M 0.0 M
10/21/2010 7:00 AM 0.00 0.0 M 0.0 M
10/22/2010 7:00 AM 0.00 0.0 M 0.0 M
10/23/2010 7:00 AM 0.00 0.0 M M M
10/24/2010 7:00 AM 0.23 0.0 M 0.0 M Yeah, Rain!
10/25/2010 7:00 AM 0.16 0.0 M 0.0 M
10/26/2010 7:00 AM 0.17 0.0 M 0.0 M Windy!
10/27/2010 7:00 AM 0.03 M M M M
10/28/2010 7:00 AM 0.00 0.0 M 0.0 M
10/29/2010 7:00 AM 0.00 0.0 M 0.0 M
10/30/2010 7:00 AM 0.00 0.0 M M M
10/31/2010 7:00 AM 0.00 0.0 M M M
11/1/2010 7:00 AM 0.00 0.0 M 0.0 M
11/2/2010 7:00 AM 0.00 0.0 M 0.0 M
11/3/2010 7:00 AM 0.00 0.0 M 0.0 M
11/4/2010 7:00 AM 0.00 0.0 M 0.0 M
11/5/2010 9:00 AM 0.02 0.0 M 0.0 M
11/6/2010 7:00 AM 0.00 0.0 M 0.0 M
11/7/2010 7:00 AM 0.00 0.0 M 0.0 M
11/8/2010 7:00 AM 0.00 0.0 M M M
11/9/2010 7:00 AM 0.00 0.0 M 0.0 M
11/10/2010 7:00 AM 0.00 0.0 M 0.0 M
11/11/2010 7:00 AM 0.00 0.0 M M M
11/12/2010 7:00 AM 0.25 M M M M
11/13/2010 7:00 AM 0.01 M M M M
11/14/2010 7:00 AM 0.12 0.0 M 0.0 M
11/15/2010 7:00 AM 0.07 0.0 M 0.0 M Little frost and fog out there this morning.
11/16/2010 7:00 AM 0.00 0.0 M 0.0 M
11/17/2010 7:00 AM 0.00 0.0 M 0.0 M
11/18/2010 7:00 AM 0.00 0.0 M M M
11/19/2010 7:00 AM 0.00 0.0 M 0.0 M
11/20/2010 7:00 AM 0.00 0.0 M M M
11/21/2010 7:00 AM 0.00 0.0 M M M
11/22/2010 7:00 AM T M M M M
11/23/2010 7:00 AM 1.08 0.0 M 0.0 M Two different storms yesterdary.
11/24/2010 7:00 AM 0.00 0.0 M 0.0 M
11/25/2010 7:00 AM 0.26 0.0 M 0.0 M
11/26/2010 7:00 AM T 0.0 M 0.0 M
11/27/2010 7:00 AM 0.00 0.0 M 0.0 M
11/28/2010 7:00 AM 0.00 0.0 M M M
11/29/2010 7:00 AM 0.00 0.0 M 0.0 M
11/30/2010 7:00 AM 0.61 0.0 M 0.0 M
12/1/2010 7:00 AM T T M 0.0 M First snow of the season although it's only a trace.
12/2/2010 7:00 AM T T M 0.0 M
12/3/2010 7:00 AM 0.00 0.0 M 0.0 M
12/4/2010 7:00 AM 0.25 3.1 0.28 3.1 0.28
12/5/2010 7:00 AM 0.04 0.7 T 3.0 M Snowfall amount was after it stopped snowing yesterday. Current amount on board is .3 and there is a sheet of ice so that is not an accurate measurement.
12/6/2010 7:00 AM 0.00 0.0 M 3.0 M
12/7/2010 7:00 AM T T T 2.5 M
12/8/2010 7:00 AM 0.00 0.0 M 2.5 M
12/9/2010 7:00 AM 0.00 0.0 M 2.0 M
12/10/2010 7:00 AM 0.09 0.8 0.08 4.0 M Kind of hard to take a reading in the dark. :-)
12/11/2010 7:00 AM 0.00 0.0 M 2.5 M
12/12/2010 7:00 AM 0.44 0.8 0.06 2.0 M Snowfall may not be accurate due to heavy wind
12/13/2010 7:00 AM T 0.2 T 2.0 M Very windblown. Not sure how accurate measurements are.
12/14/2010 7:00 AM 0.00 0.0 M 2.0 M
12/15/2010 7:00 AM 0.00 0.0 M 2.0 M
12/16/2010 7:00 AM 0.00 0.0 M 2.0 M
12/28/2010 7:00 AM 0.00 0.0 0.00 6.0 M
12/29/2010 7:00 AM 0.00 0.0 M 5.5 M Some freezing fog this morning making the trees look very pretty.
12/30/2010 7:00 AM 0.06 0.0 M 3.0 M Precip was in the form of rain in the evening. Never got cold enough overnight to freeze.
12/31/2010 7:00 AM 0.24 0.0 M 0.0 M The rain melted all of the snow. Sump pump was running all night.
1/1/2011 7:00 AM 0.40 0.0 M 0.0 M Rain from Friday but was frozen in the tube at measurement time.
1/2/2011 7:00 AM 0.00 0.0 M 0.0 M
1/3/2011 7:00 AM 0.00 0.0 M 0.0 M
1/4/2011 7:00 AM 0.00 0.0 M 0.0 M
1/5/2011 7:00 AM 0.00 0.0 M 0.0 M
1/6/2011 7:00 AM T T M 0.0 M
1/7/2011 7:00 AM T T M M M
1/8/2011 7:00 AM T 0.2 T 0.2 T Even though there is a light dusting, it really didn't record at all when melted. Wind may have afffected as well.
1/9/2011 7:00 AM 0.00 0.0 M 0.0 M
1/10/2011 7:00 AM 0.00 0.0 M 0.0 M
1/11/2011 7:00 AM 0.07 0.8 0.02 0.8 M Not sure I got an accurate reading on the core. When the amount is small, it's hard to get a good sample.
1/12/2011 7:00 AM 0.10 1.2 0.08 1.5 M
1/13/2011 7:00 AM T T T 1.5 M
1/14/2011 7:00 AM T T M 1.0 M
1/15/2011 7:00 AM T T M 1.0 M
1/16/2011 7:00 AM 0.00 0.0 M 1.0 M
1/17/2011 7:00 AM T T M 1.0 M
1/18/2011 7:00 AM 0.54 2.0 0.46 3.0 M Not sure how accurate the New Snow is. I had 2" when the snow turned to rain yesterday. Then it rained and snowed since. So I'm sure I had some melting although it never melted completly.
1/19/2011 7:00 AM T T M 3.0 M As the temp dropped yesterday the slush froze making back roads and alley's extremely slippery.
1/20/2011 7:00 AM T T M 3.0 M
1/21/2011 7:00 AM 0.00 0.0 M 3.0 M
1/22/2011 7:00 AM 0.01 0.7 0.01 3.0 M
1/23/2011 7:00 AM T T M 3.0 M
1/24/2011 7:00 AM 0.01 0.4 0.02 3.0 M
1/25/2011 7:00 AM T T M 3.0 M
1/26/2011 7:00 AM 0.00 0.0 M 2.0 M
1/27/2011 7:00 AM T T M 2.0 M
1/28/2011 7:00 AM 0.05 1.0 0.07 3.5 M
1/29/2011 7:00 AM 0.00 0.0 M 3.5 M
1/30/2011 7:00 AM 0.01 0.2 0.01 3.5 M
1/31/2011 7:00 AM 0.00 0.0 M 3.5 M
2/1/2011 6:00 AM 0.07 1.0 0.08 5.0 M Measuring an hour early today because I have to go to work early.
2/2/2011 7:00 AM 0.95 15.0 1.33 18.0 M Measurements are averages from my yard. Lots of drifting and the snow didn't really accumulate in quantities until later in the storm. We do have a number of 3 foot drifts. Still blowing hard with some pretty good gusts. Snow is still pretty hard as well. Combine the two and there are still temporary whiteoutes.
2/3/2011 7:00 AM 0.01 0.6 0.03 18.0 M -3.8 this morning. Snow melted down a bit yesterday. The roads look rather clear around here.
2/4/2011 7:00 AM 0.00 0.0 M 18.0 M
2/5/2011 7:00 AM 0.00 0.0 M 18.0 M
2/6/2011 7:00 AM 0.08 1.9 0.09 17.0 M
2/7/2011 7:00 AM 0.02 0.5 M 17.0 M
2/8/2011 7:00 AM 0.03 0.4 M 16.0 M
2/9/2011 7:00 AM 0.00 0.0 M 16.0 M
2/10/2011 7:00 AM 0.00 0.0 M 15.0 M Looks like temp was -14 at a local station (KDPA) although my PWS said -10.
2/11/2011 7:00 AM 0.00 0.0 M 15.0 M
2/12/2011 7:00 AM T T M 15.0 M
2/13/2011 7:00 AM 0.00 0.0 M 14.0 M
2/14/2011 7:00 AM 0.00 0.0 M 12.0 4.10 The melted core for snow on the ground was taken yesterday afternoon where there was about 14" of snow cover. That's a lot of water content!
2/15/2011 7:00 AM 0.00 0.0 M 9.0 M Seeing grass in some spots. The melt is on!
2/16/2011 7:00 AM 0.00 0.0 M 8.0 M
2/17/2011 7:00 AM 0.00 0.0 M 5.0 M
2/18/2011 7:00 AM 0.00 0.0 M 0.0 M
2/20/2011 7:00 AM 0.01 T M 0.0 M Just starting to sleet a bit as I was taking the measurement.
2/21/2011 7:00 AM 1.02 0.0 M 0.0 M
2/22/2011 7:00 AM 0.05 0.2 0.03 T M
2/23/2011 7:00 AM T T M 0.0 M
2/24/2011 7:00 AM 0.09 T M T M Had some thunder snow in the early evening but not much accumulation. May have mostly melted.
2/25/2011 7:00 AM 0.02 0.2 M T M
2/26/2011 7:00 AM 0.06 0.6 0.06 0.5 M
2/27/2011 7:00 AM 0.02 T M 0.5 M About .1" ice coating things this morning. Didn't get much snow, mostly rain and sleet.
2/28/2011 7:00 AM 0.27 T M 0.0 M All but the West side of the gauge was coated in ice. About .1" or so. We did have some flurries earlier in the day.
3/1/2011 7:00 AM 0.00 0.0 M 0.0 M
3/2/2011 7:00 AM 0.00 0.0 M 0.0 M
3/3/2011 7:00 AM 0.00 0.0 M 0.0 M
3/4/2011 7:00 AM 0.04 0.0 M 0.0 M
3/5/2011 6:30 AM 0.94 0.0 M 0.0 M
3/6/2011 7:00 AM 0.04 0.3 0.04 T M
3/7/2011 7:00 AM 0.00 0.0 M 0.0 M
3/8/2011 7:00 AM 0.00 0.0 M 0.0 M
3/9/2011 7:00 AM 0.50 0.0 M 0.0 M
3/10/2011 7:00 AM 0.03 0.0 M 0.0 M
3/11/2011 7:00 AM 0.00 0.0 M 0.0 M
3/12/2011 7:00 AM 0.00 0.0 M 0.0 M
3/13/2011 7:00 AM 0.00 0.0 M 0.0 M
3/14/2011 7:00 AM 0.00 0.0 M 0.0 M
3/15/2011 7:00 AM 0.00 0.0 M 0.0 M
3/16/2011 7:00 AM 0.00 0.0 M 0.0 M
3/17/2011 7:00 AM 0.00 0.0 M 0.0 M
3/18/2011 7:00 AM 0.00 0.0 M 0.0 M
3/19/2011 7:00 AM 0.00 0.0 M 0.0 M Wee bit of frost this morning.
3/21/2011 7:00 AM 0.29 0.0 M 0.0 M
3/22/2011 7:30 AM 0.15 0.0 M 0.0 M
3/23/2011 7:30 AM 0.22 0.0 M 0.0 M
3/25/2011 7:00 AM 0.00 0.0 M 0.0 M
3/26/2011 7:00 AM 0.00 0.0 M 0.0 M
3/27/2011 7:00 AM T T M 0.0 M Some flurries yesterday morning and not much else.
3/28/2011 7:00 AM 0.00 0.0 M 0.0 M
3/29/2011 7:00 AM 0.00 0.0 M 0.0 M
3/30/2011 7:00 AM 0.00 0.0 M 0.0 M
3/31/2011 7:00 AM 0.00 0.0 M 0.0 M
4/1/2011 7:00 AM 0.00 0.0 M 0.0 M
4/2/2011 7:00 AM 0.09 T M 0.0 M Just a couple of flurries but mostly rain.
4/3/2011 7:00 AM 0.00 0.0 M 0.0 M
4/4/2011 6:45 AM 0.33 0.0 M 0.0 M
4/8/2011 6:00 AM 0.70 0.0 M 0.0 M
4/9/2011 7:00 AM 0.01 0.0 M 0.0 M
4/10/2011 7:00 AM 0.00 0.0 M 0.0 M
4/11/2011 7:00 AM T 0.0 M 0.0 M
4/12/2011 7:00 AM 0.00 0.0 M 0.0 M
4/13/2011 7:00 AM 0.00 0.0 M 0.0 M
4/14/2011 7:00 AM 0.00 0.0 M 0.0 M
4/15/2011 7:00 AM 0.00 0.0 M 0.0 M
4/16/2011 6:30 AM 0.45 0.0 M 0.0 M
4/17/2011 7:00 AM 0.08 T M 0.0 M Some snow falling yesterday afternoon mixed with rain. Nothing stuck.
4/18/2011 7:00 AM 0.55 T M 0.0 M
4/19/2011 7:00 AM 0.05 0.0 M 0.0 M
4/20/2011 7:00 AM 0.79 0.0 M 0.0 M
4/21/2011 7:00 AM 0.00 0.0 M 0.0 M
4/22/2011 6:00 AM 0.18 0.0 M 0.0 M
4/23/2011 7:00 AM 0.43 0.0 M 0.0 M
4/24/2011 7:00 AM 0.00 0.0 M 0.0 M
4/25/2011 6:45 AM 0.02 0.0 M 0.0 M
4/26/2011 6:45 AM 0.71 0.0 M 0.0 M
4/27/2011 6:45 AM 0.06 0.0 M 0.0 M Raining at time of reading
4/28/2011 7:00 AM 0.21 0.0 M 0.0 M
4/29/2011 7:00 AM 0.04 0.0 M 0.0 M
4/30/2011 7:00 AM 0.00 0.0 M M M
5/1/2011 7:00 AM 0.00 0.0 M 0.0 M
5/2/2011 7:00 AM 0.00 0.0 M 0.0 M
5/3/2011 7:00 AM 0.00 0.0 M 0.0 M Starting to dry out a bit.
5/4/2011 7:00 AM 0.05 0.0 M 0.0 M
5/5/2011 7:00 AM 0.00 0.0 M M M
5/6/2011 7:00 AM 0.05 0.0 M 0.0 M
5/7/2011 7:00 AM 0.02 0.0 M 0.0 M
5/8/2011 7:00 AM 0.00 0.0 M M M
5/9/2011 7:00 AM 0.00 0.0 M 0.0 M
5/10/2011 7:00 AM 0.00 0.0 M 0.0 M
5/11/2011 7:00 AM 0.00 0.0 M 0.0 M
5/12/2011 7:00 AM 0.06 0.0 M 0.0 M
5/13/2011 7:00 AM 0.00 0.0 M 0.0 M
5/14/2011 7:00 AM 0.02 M M M M
5/15/2011 7:00 AM 0.10 0.0 M 0.0 M
5/16/2011 7:00 AM T 0.0 M 0.0 M
5/17/2011 7:00 AM 0.00 0.0 M 0.0 M
5/18/2011 7:00 AM T 0.0 M 0.0 M
5/19/2011 7:00 AM 0.02 0.0 M 0.0 M
5/20/2011 7:00 AM T 0.0 M 0.0 M
5/21/2011 7:00 AM 0.00 0.0 M M M
5/22/2011 7:00 AM T M M M M
5/23/2011 7:00 AM 0.51 0.0 M 0.0 M About .25 in each of two different storms last night.
5/24/2011 7:00 AM 0.00 0.0 M 0.0 M
5/25/2011 7:00 AM 0.10 0.0 M 0.0 M
5/26/2011 7:30 AM 1.45 0.0 M 0.0 M
5/27/2011 7:00 AM 0.03 M M M M
5/28/2011 7:00 AM 0.02 M M M M
5/29/2011 7:00 AM 0.17 0.0 M 0.0 M
5/30/2011 7:00 AM 1.70 0.0 M 0.0 M Two distinct storms. At one point it rained .35 inches in 9 min.
5/31/2011 7:00 AM 0.00 0.0 M 0.0 M
6/1/2011 7:00 AM 0.04 0.0 M 0.0 M
6/2/2011 7:00 AM 0.00 0.0 M 0.0 M
6/3/2011 7:00 AM 0.02 0.0 M 0.0 M
6/4/2011 7:00 AM 0.00 0.0 M M M
6/5/2011 7:00 AM 0.07 0.0 M 0.0 M
6/6/2011 7:00 AM T 0.0 M 0.0 M
6/7/2011 7:00 AM 0.00 0.0 M 0.0 M
6/8/2011 7:00 AM 0.00 0.0 M 0.0 M
6/9/2011 7:00 AM 1.46 0.0 M 0.0 M
6/10/2011 7:00 AM 0.90 0.0 M 0.0 M Raining at the time of observation
6/11/2011 6:30 AM 0.18 0.0 M 0.0 M
6/12/2011 7:00 AM 0.02 0.0 M 0.0 M
6/13/2011 7:00 AM 0.00 0.0 M 0.0 M
6/14/2011 7:00 AM 0.00 0.0 M M M
6/15/2011 7:00 AM 0.53 0.0 M 0.0 M Very windy with overnight large lightning and rumbling thunder.
6/16/2011 7:00 AM 0.40 0.0 M 0.0 M
6/17/2011 7:00 AM 0.01 0.0 M 0.0 M
6/18/2011 7:00 AM 0.00 0.0 M M M
6/19/2011 7:00 AM 0.00 0.0 M 0.0 M
6/20/2011 7:00 AM 0.07 0.0 M 0.0 M Raining at time of observation.
6/21/2011 7:00 AM 0.32 0.0 M 0.0 M
6/22/2011 7:00 AM 0.44 0.0 M 0.0 M Leaves and some larger branches down on my morning walk. Bit of cleanup needed in some areas. On way to work, there were larger trees and stop lights out in Wheaton and Warrenville.
6/23/2011 7:00 AM 0.13 0.0 M 0.0 M
6/24/2011 7:00 AM T 0.0 M 0.0 M
6/25/2011 7:00 AM 0.00 0.0 M 0.0 M
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 7:00 AM T 0.0 M 0.0 M just started sprinkling at time of observation
6/28/2011 7:00 AM 0.02 0.0 M 0.0 M
6/29/2011 7:00 AM 0.00 0.0 M 0.0 M
6/30/2011 7:00 AM 0.00 0.0 M 0.0 M
7/1/2011 7:00 AM 0.00 0.0 M 0.0 M
7/2/2011 7:00 AM 0.00 0.0 M M M
7/3/2011 7:00 AM 0.00 0.0 M M M
7/4/2011 7:00 AM 0.00 0.0 M M M
7/5/2011 7:00 AM 0.00 0.0 M M M
7/6/2011 7:00 AM 0.00 0.0 M 0.0 M
7/7/2011 7:00 AM 0.10 0.0 M 0.0 M
7/8/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.12 0.0 M 0.0 M
7/26/2011 7:00 AM 0.00 0.0 M M M
7/27/2011 7:00 AM 0.00 0.0 M 0.0 M
7/28/2011 7:30 AM 1.16 0.0 M 0.0 M
7/29/2011 7:00 AM 0.16 M M M M
7/30/2011 7:00 AM 0.00 0.0 M M M
7/31/2011 7:00 AM 0.00 0.0 M M M
8/1/2011 7:00 AM 0.00 0.0 M M M
8/2/2011 7:00 AM 0.00 0.0 M 0.0 M
8/3/2011 7:00 AM 0.38 0.0 M 0.0 M
8/4/2011 7:00 AM 0.00 0.0 M 0.0 M
8/5/2011 7:00 AM 0.00 0.0 M 0.0 M
8/6/2011 7:00 AM 0.45 0.0 M 0.0 M
8/7/2011 7:00 AM 0.03 M M M M
8/8/2011 7:00 AM 0.94 M M M M
8/9/2011 6:45 AM 1.11 M M M M
8/10/2011 7:00 AM 0.00 0.0 M 0.0 M
8/11/2011 7:00 AM 0.00 0.0 M 0.0 M
8/12/2011 7:00 AM 0.00 0.0 M 0.0 M
8/13/2011 7:00 AM 0.01 M M M M
8/14/2011 7:00 AM 0.15 0.0 M 0.0 M
8/15/2011 7:00 AM 0.00 0.0 M 0.0 M
8/16/2011 7:00 AM 0.00 0.0 M M M
8/17/2011 7:00 AM 0.00 0.0 M 0.0 M
8/18/2011 7:00 AM 0.00 0.0 M 0.0 M
8/19/2011 7:00 AM 0.00 0.0 M 0.0 M
8/20/2011 7:00 AM 0.00 0.0 M M M
8/21/2011 7:00 AM 0.38 0.0 M 0.0 M
8/22/2011 7:00 AM 0.00 0.0 M 0.0 M
8/23/2011 7:00 AM 0.00 0.0 M 0.0 M
8/24/2011 7:00 AM 1.44 0.0 M 0.0 M
8/25/2011 7:00 AM 0.00 0.0 M 0.0 M
8/26/2011 7:00 AM 0.00 0.0 M 0.0 M
8/27/2011 7:00 AM 0.00 0.0 M 0.0 M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.00 0.0 M 0.0 M
8/30/2011 7:00 AM 0.00 0.0 M M M
8/31/2011 7:00 AM 0.06 0.0 M 0.0 M
9/1/2011 7:00 AM 0.00 0.0 M 0.0 M
9/2/2011 7:00 AM 0.00 0.0 M 0.0 M
9/12/2011 7:00 AM 0.00 0.0 M 0.0 M
9/13/2011 7:00 AM 0.00 0.0 M M M
9/14/2011 7:00 AM 0.00 0.0 M 0.0 M
9/15/2011 7:00 AM 0.04 0.0 M 0.0 M
9/16/2011 7:00 AM 0.00 0.0 M 0.0 M
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 7:00 AM 0.01 0.0 M 0.0 M
9/19/2011 7:00 AM 0.72 0.0 M 0.0 M Nice soaking rain.
9/20/2011 7:00 AM 0.00 0.0 M 0.0 M
9/21/2011 7:00 AM 0.00 0.0 M M M
9/22/2011 7:00 AM 0.00 0.0 M M M
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM T M M M M
9/26/2011 6:30 AM 0.63 0.0 M 0.0 M
9/27/2011 6:30 AM 1.35 0.0 M 0.0 M A steady rain and thankfully not all at once. Negates much of the flooding risk. At least for now.
9/28/2011 7:00 AM 0.29 M M M M
9/29/2011 7:00 AM 0.02 M M M M
9/30/2011 7:00 AM 0.13 0.0 M 0.0 M Losing leaves before they turn with the heavy winds yesterday.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/17/2010 12/27/2010 5:00 PM 11 0.76 6.0 0.62
4/5/2011 4/07/2011 7:00 AM 3 0.01 0.0 0.00
7/9/2011 7/24/2011 7:00 AM 16 2.47 M M
9/3/2011 9/04/2011 7:00 AM 2 0.06 0.0 0.00
9/5/2011 9/11/2011 7:00 AM 7 0.02 0.0 0.00



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
4/22/2011 5:32 PM Just a small amount of hail mixed in with the rain. Most noticeable on windshields but that's about it. Rice Rice Rice Soft 1 no damage Intermittent False
7/13/2011 5:55 PM This is in Lakewood, CO. Hail storm still occurring. Location is W. Arizona Ave. & Sheridan. Hail is damaging cars and trees. Got some great photos. 1 1/2" Ping Pong Ball Size 7/8" Nickel Size 1/4" Pea Size Mixed|Clear Ice|White Ice 15 shredded leaves.car dents.damaged shingles Continuous False After rain 10-20
8/13/2011 4:10 PM 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Hard|Clear Ice|White Ice 5 1min no damage Intermittent False After rain Same time as smaller hail 10-20