Station Overview Station Location
Station Number IL-CK-121 Latitude 42.113853
Station Name Palatine 1.3 E Longitude -88.017779
County Cook Elevation (ft) 732



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 2.98 1.19 31 1.19 31 0.00 0 0 8 0 0.0 0 0
Nov 10 2.97 1.39 30 1.27 28 0.12 2 1 9 5 0.0 0 0
Dec 10 2.22 1.48 31 1.48 31 0.00 0 0 8 7 14.1 7 27
Jan 11 1.72 1.10 31 1.10 31 0.00 0 0 10 10 6.4 9 24
Feb 11 1.70 3.53 28 3.53 28 0.00 0 0 13 3 21.7 12 24
March 11 2.30 2.60 31 2.60 31 0.00 0 0 9 2 0.6 3 6
April 11 3.44 5.21 30 5.21 30 0.00 0 0 18 2 1.6 1 1
May 11 4.12 5.09 31 5.09 31 0.00 0 0 15 2 0.0 0 0
June 11 4.01 3.39 30 3.39 30 0.00 0 0 13 2 0.0 0 0
July 11 3.78 8.45 31 8.45 31 0.00 0 0 9 0 0.0 0 0
Aug 11 4.51 4.45 31 4.45 31 0.00 0 0 11 0 0.0 0 0
Sept 11 3.38 2.90 30 2.90 30 0.00 0 0 10 3 0.0 0 0
Water Year Totals: 37.13" 40.78" 365 days 40.66" 363 0.12" 2 days 1 133 days 36 days 44.4" 32 days 82 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 0.06
10/3/2010 0.08
10/4/2010 0.02
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 0.02
10/14/2010 0.00
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 0.57
10/25/2010 0.19
10/26/2010 0.24
10/27/2010 0.01
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 0.04
11/4/2010 0.01
11/5/2010 0.01
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 0.12
11/13/2010 0.03
11/14/2010 **
11/15/2010 0.12
11/16/2010 T
11/17/2010 0.00
11/18/2010 T
11/19/2010 0.00
11/20/2010 0.00
11/21/2010 T
11/22/2010 0.20
11/23/2010 0.50
11/24/2010 T
11/25/2010 0.09
11/26/2010 0.00
11/27/2010 0.00
11/28/2010 0.00
11/29/2010 T
11/30/2010 0.27
12/1/2010 T
12/2/2010 T
12/3/2010 0.00
12/4/2010 0.35
12/5/2010 T
12/6/2010 0.00
12/7/2010 0.00
12/8/2010 0.00
12/9/2010 0.00
12/10/2010 0.03
12/11/2010 0.00
12/12/2010 0.36
12/13/2010 T
12/14/2010 0.00
12/15/2010 0.00
12/16/2010 0.00
12/17/2010 0.02
12/18/2010 0.00
12/19/2010 0.00
12/20/2010 0.00
12/21/2010 0.27
12/22/2010 T
12/23/2010 0.00
12/24/2010 T
12/25/2010 0.19
12/26/2010 0.24
12/27/2010 0.00
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 0.02
12/31/2010 T
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.36
1/2/2011 0.00
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 T
1/8/2011 0.03
1/9/2011 0.00
1/10/2011 0.00
1/11/2011 0.06
1/12/2011 0.22
1/13/2011 T
1/14/2011 T
1/15/2011 0.01
1/16/2011 T
1/17/2011 0.04
1/18/2011 0.28
1/19/2011 T
1/20/2011 0.00
1/21/2011 T
1/22/2011 0.02
1/23/2011 0.00
1/24/2011 0.04
1/25/2011 0.00
1/26/2011 T
1/27/2011 T
1/28/2011 0.04
1/29/2011 T
1/30/2011 T
1/31/2011 0.00
2/1/2011 0.10
2/2/2011 1.31
2/3/2011 0.20
2/4/2011 0.00
2/5/2011 0.00
2/6/2011 0.18
2/7/2011 0.04
2/8/2011 0.03
2/9/2011 0.00
2/10/2011 0.00
2/11/2011 T
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 0.00
2/20/2011 0.00
2/21/2011 0.97
2/22/2011 0.11
2/23/2011 T
2/24/2011 0.16
2/25/2011 0.06
2/26/2011 0.07
2/27/2011 0.08
2/28/2011 0.22
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 0.00
3/4/2011 0.02
3/5/2011 0.57
3/6/2011 0.02
3/7/2011 0.00
3/8/2011 0.00
3/9/2011 0.40
3/10/2011 0.02
3/11/2011 T
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 0.00
3/21/2011 0.77
3/22/2011 0.46
3/23/2011 0.31
3/24/2011 0.03
3/25/2011 0.00
3/26/2011 T
3/27/2011 0.00
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 0.19
4/3/2011 T
4/4/2011 0.21
4/5/2011 0.00
4/6/2011 0.02
4/7/2011 0.00
4/8/2011 0.70
4/9/2011 0.04
4/10/2011 0.00
4/11/2011 0.01
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 0.00
4/15/2011 0.05
4/16/2011 0.64
4/17/2011 0.18
4/18/2011 0.52
4/19/2011 0.01
4/20/2011 0.96
4/21/2011 0.00
4/22/2011 0.14
4/23/2011 0.62
4/24/2011 0.00
4/25/2011 T
4/26/2011 0.57
4/27/2011 0.08
4/28/2011 0.24
4/29/2011 0.03
4/30/2011 0.00
5/1/2011 0.00
5/2/2011 0.00
5/3/2011 0.00
5/4/2011 0.00
5/5/2011 0.00
5/6/2011 0.00
5/7/2011 0.00
5/8/2011 0.00
5/9/2011 0.00
5/10/2011 T
5/11/2011 0.00
5/12/2011 0.43
5/13/2011 0.01
5/14/2011 0.00
5/15/2011 0.31
5/16/2011 0.02
5/17/2011 0.00
5/18/2011 0.02
5/19/2011 0.05
5/20/2011 0.00
5/21/2011 0.00
5/22/2011 0.01
5/23/2011 0.58
5/24/2011 0.01
5/25/2011 0.02
5/26/2011 1.61
5/27/2011 0.09
5/28/2011 0.05
5/29/2011 0.04
5/30/2011 1.84
5/31/2011 T
6/1/2011 0.02
6/2/2011 0.00
6/3/2011 0.08
6/4/2011 0.00
6/5/2011 T
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 1.05
6/10/2011 0.77
6/11/2011 0.19
6/12/2011 T
6/13/2011 0.00
6/14/2011 0.00
6/15/2011 0.48
6/16/2011 0.33
6/17/2011 0.00
6/18/2011 0.00
6/19/2011 0.00
6/20/2011 0.00
6/21/2011 0.08
6/22/2011 0.27
6/23/2011 0.08
6/24/2011 0.01
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 0.02
6/28/2011 0.01
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 0.00
7/8/2011 0.00
7/9/2011 0.00
7/10/2011 0.00
7/11/2011 0.00
7/12/2011 0.39
7/13/2011 0.01
7/14/2011 0.00
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.03
7/19/2011 0.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.86
7/23/2011 5.50
7/24/2011 0.13
7/25/2011 0.00
7/26/2011 0.00
7/27/2011 0.35
7/28/2011 0.81
7/29/2011 0.37
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.00
8/3/2011 0.95
8/4/2011 0.00
8/5/2011 0.00
8/6/2011 0.15
8/7/2011 0.00
8/8/2011 0.46
8/9/2011 0.35
8/10/2011 0.00
8/11/2011 0.00
8/12/2011 0.00
8/13/2011 0.03
8/14/2011 0.85
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 0.92
8/21/2011 0.02
8/22/2011 0.00
8/23/2011 0.60
8/24/2011 0.02
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 0.10
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 0.00
9/4/2011 0.07
9/5/2011 T
9/6/2011 0.00
9/7/2011 0.00
9/8/2011 0.00
9/9/2011 0.03
9/10/2011 T
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 0.00
9/14/2011 0.00
9/15/2011 0.00
9/16/2011 0.00
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.70
9/20/2011 0.00
9/21/2011 T
9/22/2011 0.00
9/23/2011 0.00
9/24/2011 0.04
9/25/2011 0.01
9/26/2011 1.19
9/27/2011 0.45
9/28/2011 0.15
9/29/2011 0.17
9/30/2011 0.09



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 4:40 PM 0.00 0.0 M M M
10/2/2010 3:55 PM 0.06 M M M M cool & windy
10/3/2010 5:55 PM 0.08 M M M M cool and clear
10/4/2010 4:10 PM 0.02 M M M M
10/5/2010 7:00 AM 0.00 0.0 M M M
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 11:50 AM 0.00 0.0 M M M
10/8/2010 9:05 AM 0.00 0.0 M M M
10/9/2010 7:45 AM 0.00 0.0 M M M clear
10/10/2010 6:55 AM 0.00 0.0 M M M
10/11/2010 7:00 AM 0.00 0.0 M M M
10/12/2010 9:10 AM 0.00 0.0 M M M
10/13/2010 8:10 AM 0.02 M M M M overcast with thunder
10/14/2010 12:25 PM 0.00 0.0 M M M
10/15/2010 7:05 AM 0.00 0.0 M M M clear
10/16/2010 8:50 AM 0.00 0.0 M M M clear
10/17/2010 7:00 AM 0.00 0.0 M M M
10/18/2010 5:35 AM 0.00 0.0 M M M
10/19/2010 6:50 AM 0.00 0.0 M M M dew on gauge
10/20/2010 7:00 AM 0.00 0.0 M M M
10/21/2010 7:00 AM 0.00 0.0 M M M
10/22/2010 9:00 AM 0.00 0.0 M M M
10/23/2010 9:05 AM 0.00 0.0 M M M
10/24/2010 10:00 AM 0.57 M M M M 0.22" from rain yesterday morning, then another 0.35" from thunderstorms which began around 7:30PM
10/25/2010 10:45 AM 0.19 M M M M
10/26/2010 9:55 AM 0.24 M M M M very windy
10/27/2010 1:45 PM 0.01 M M M M very windy
10/28/2010 11:25 AM 0.00 0.0 M M M
10/29/2010 11:50 AM 0.00 0.0 M M M
10/30/2010 1:20 PM 0.00 0.0 M M M
10/31/2010 2:20 PM 0.00 0.0 M M M
11/1/2010 3:55 PM 0.00 0.0 M M M
11/2/2010 6:15 AM 0.00 0.0 M M M
11/3/2010 10:30 AM 0.04 M M M M overcast
11/4/2010 4:30 PM 0.01 M M M M some convective clouds seen
11/5/2010 6:40 PM 0.01 M M M M clear
11/6/2010 6:05 PM 0.00 0.0 M M M
11/7/2010 8:00 AM 0.00 0.0 M M M
11/8/2010 7:05 AM 0.00 0.0 M M M
11/9/2010 9:50 AM 0.00 0.0 M M M
11/10/2010 8:00 AM 0.00 0.0 M M M
11/11/2010 11:35 AM 0.00 0.0 M M M
11/12/2010 7:40 AM 0.12 M M M M mostly cloudy
11/13/2010 7:30 AM 0.03 M M M M overcast...altostratus moving rapidly to the north
11/16/2010 5:40 AM T M M M M
11/17/2010 7:15 AM 0.00 0.0 M M M
11/18/2010 8:00 AM T M M M M felt some drizzle yesterday afternoon; rain gauge dry
11/19/2010 7:15 AM 0.00 0.0 M M M
11/20/2010 8:45 AM 0.00 0.0 M M M
11/21/2010 9:45 AM T M M M M just some moisture on funnel, nothing in tube; low overcast
11/22/2010 12:00 PM 0.20 M M M M warm, humid, overcast
11/23/2010 11:35 AM 0.50 M M M M Last night, I removed the funnel and inner tube, but then dumped the 0.50" from the inner tube into the outer tube. This morning it had frozen and 1.30" of water was used to melt it. Only 0.46" was left. Evaporation may have played a role but I suspect that thermal contraction is also occurring.
11/24/2010 1:51 PM T M M M M light rain just starting now
11/25/2010 12:15 PM 0.09 M M M M overcast
11/26/2010 12:25 PM 0.00 0.0 M M M partly cloudy and cold
11/27/2010 2:55 PM 0.00 0.0 M M M
11/28/2010 2:15 PM 0.00 0.0 M M M partly cloudy - cirrus
11/29/2010 2:00 PM T M M M M overcast
11/30/2010 2:30 PM 0.27 T M M M cold, windy and overcast with a few snowflakes coming down...some of them stuck on the partially frozen rain in gauge
12/1/2010 3:00 PM T T T T M overcast with a few snowflakes seen...a dusting on some grassy areas
12/2/2010 4:20 PM T T M 0.0 M
12/3/2010 5:10 PM 0.00 0.0 M 0.0 M
12/4/2010 5:00 PM 0.35 3.8 0.35 3.8 M snow began around 11:30PM last night and started accumulating on all surfaces quickly; gauge caught 0.34"
12/5/2010 7:20 PM T T M 3.8 M gauge frozen to mounting bracket
12/6/2010 7:50 PM 0.00 0.0 M 3.5 M
12/7/2010 4:15 PM 0.00 0.0 M 3.5 M clear
12/8/2010 8:40 AM 0.00 0.0 M 3.0 M clear
12/9/2010 6:40 AM 0.00 0.0 M 3.0 M large amount of frost on gauge; very cold but no wind
12/10/2010 7:10 AM 0.03 0.3 0.03 3.5 M gauge caught 0.02
12/11/2010 6:50 AM 0.00 0.0 M 3.5 M very heavy frost on gauge and snowboard; overcast
12/12/2010 7:15 AM 0.36 0.5 0.07 2.5 M light snow & blowing snow; gauge was emptied at 9:20PM (had 0.29 at that time) right when change from rain to snow occurred so that the melted value from core could be used for total precip; gauge catch since 9:20PM was 0.06
12/13/2010 7:45 AM T T M 2.0 M strong winds may have affected snow amounts...gauge caught a trace of snow, but snowboard had nothing
12/14/2010 5:45 AM 0.00 0.0 M 2.0 M
12/15/2010 7:25 AM 0.00 0.0 M 2.0 M
12/16/2010 7:30 AM 0.00 0.0 M 2.0 M
12/17/2010 7:55 AM 0.02 0.6 M 2.5 M
12/18/2010 7:30 AM 0.00 0.0 M 2.5 M
12/19/2010 7:15 AM 0.00 0.0 M 2.0 M
12/20/2010 7:35 AM 0.00 0.0 M 2.0 M
12/21/2010 8:00 AM 0.27 3.3 0.27 5.5 M snow has a light coating of ice on it...apparently from freezing rain...can see frozen droplets all over gauge; gauge catch was 0.16
12/22/2010 9:30 AM T T M 5.0 M trace of snow on top of a trace of ice; very light snow falling now
12/23/2010 9:55 AM 0.00 0.0 M 5.0 M
12/24/2010 10:58 AM T T M 4.5 M light snow
12/25/2010 1:05 PM 0.19 1.6 0.19 5.5 M very light snow; gauge caught 0.15
12/26/2010 12:15 PM 0.24 4.0 0.24 9.0 M gauge caught 0.19
12/27/2010 3:15 PM 0.00 0.0 M 8.0 M
12/28/2010 3:35 PM 0.00 0.0 M 7.5 M
12/29/2010 3:10 PM 0.00 0.0 M 7.0 1.01
12/30/2010 6:10 AM 0.02 0.0 M 5.0 M persistent drizzle last night
12/31/2010 5:35 AM T 0.0 M T M only a few piles of snow remain
1/1/2011 5:25 AM 0.36 0.0 M 0.0 M
1/2/2011 6:45 AM 0.00 0.0 M 0.0 M
1/3/2011 5:20 AM 0.00 0.0 M 0.0 M
1/4/2011 6:00 AM 0.00 0.0 M 0.0 M
1/5/2011 5:40 AM 0.00 0.0 M 0.0 M
1/6/2011 7:00 AM 0.00 0.0 M M M
1/7/2011 6:50 AM T T M T M dusting of snow including on roads and sidewalks
1/8/2011 5:35 AM 0.03 0.5 0.03 0.5 M gauge caught 0.02
1/9/2011 9:20 AM 0.00 0.0 M 0.5 M
1/10/2011 7:35 AM 0.00 0.0 M 0.5 M
1/11/2011 7:10 AM 0.06 1.1 0.06 1.5 M light snow
1/12/2011 7:30 AM 0.22 2.1 0.22 3.5 M gauge caught 0.17
1/13/2011 6:45 AM T T M 3.0 M mostly cloudy
1/14/2011 7:15 AM T T M 3.0 M
1/15/2011 8:15 AM 0.01 0.1 0.01 3.0 M light snow
1/16/2011 9:35 AM T T M 2.5 M
1/17/2011 12:45 PM 0.04 0.4 0.03 3.0 M light snow
1/18/2011 11:05 AM 0.28 0.8 0.26 3.5 M Measurements were made at 4:15PM as changeover to rain occurred, and again at 8:45 as it switched back to snow. At 4:15PM new snow was 0.3 with SWE of 0.04; at 8:45PM gauge had 0.10, and 0.1 of new snow had 0.08 SWE; at 11:05AM new snow was 0.4 with SWE of 0.14
1/19/2011 7:05 AM T T M 3.5 M
1/20/2011 6:35 AM 0.00 0.0 M 3.5 M
1/21/2011 9:55 AM T T T 3.5 M extremely cold
1/22/2011 2:30 PM 0.02 0.4 0.02 4.0 M gauge had a trace...I used much more water (0.73) to melt the gauge snow than the core sample (0.19)...could be that the thermal contraction from that extra water caused the final total to be lower
1/23/2011 3:40 PM 0.00 0.0 M 3.5 M
1/24/2011 3:55 PM 0.04 0.5 0.04 4.0 M gauge had 0.02
1/25/2011 6:35 AM 0.00 0.0 M 4.0 M overcast
1/26/2011 9:45 AM T T M 4.0 M
1/27/2011 5:35 AM T T T 4.0 M pretty significant dusting of snow; overcast
1/28/2011 7:45 AM 0.04 0.5 0.04 4.0 M
1/29/2011 8:00 AM T T M 4.0 M minimal trace of snow; overcast
1/30/2011 6:50 AM T 0.0 M 4.0 M thin coating of ice on gauge and snow board
1/31/2011 6:00 AM 0.00 0.0 M 4.0 0.60 overcast
2/1/2011 6:25 AM 0.10 1.2 0.10 5.0 M overcast and windy...snow has been blown; gauge caught 0.09
2/2/2011 6:15 AM 1.31 10.0 1.31 14.0 M large snow drifts up to 30" - had to fight one just to open front door...have no idea how much actually fell; gauge caught only 0.76; light snow still falling
2/3/2011 6:40 AM 0.20 3.7 0.20 13.0 M new snow was measured at 9:30AM yesterday...blowing snow was occurring at that time;gauge caught 0.06
2/4/2011 6:55 AM 0.00 0.0 M 12.0 M
2/5/2011 6:20 AM 0.00 0.0 M 12.0 M
2/6/2011 7:50 AM 0.18 2.5 0.17 13.0 M light snow with very little wind...depth on snow board is extremely uniform
2/7/2011 9:15 AM 0.04 0.5 0.04 13.0 M
2/8/2011 9:05 AM 0.03 0.5 0.03 13.0 M clear and windy; gauge caught 0.01
2/9/2011 10:25 AM 0.00 0.0 M 13.0 M cold
2/10/2011 12:35 PM 0.00 0.0 M 13.0 M
2/11/2011 9:50 AM T T M 12.5 M light snow
2/12/2011 12:20 PM T T M 12.5 M
2/13/2011 1:30 PM 0.00 0.0 M 12.0 2.90 significant snow melt is beginning today
2/14/2011 12:45 PM 0.00 0.0 M 8.5 M 20+ foot long top of pine tree came down yesterday
2/15/2011 12:10 PM 0.00 0.0 M 8.5 M
2/16/2011 3:00 PM 0.00 0.0 M 6.5 M some moisture on snow board, but none in gauge...may have been a trace of rain
2/17/2011 2:25 PM 0.00 0.0 M 3.0 M
2/18/2011 2:40 PM 0.00 0.0 M T M a few big piles of snow remain, but mostly bare ground; clear and windy
2/19/2011 3:00 PM 0.00 0.0 M T M clear
2/20/2011 6:15 AM 0.00 0.0 M T M
2/21/2011 6:45 AM 0.97 0.0 M T M freezing drizzle...ice accretion minimal; low clouds moving fast from the east
2/22/2011 9:15 AM 0.11 0.9 0.11 0.9 M light snow; gauge caught 0.05
2/23/2011 6:55 AM T T M 0.5 M overcast
2/24/2011 4:35 PM 0.16 0.4 0.16 0.5 M new snow on board but 0.14" of water in gauge
2/25/2011 5:35 AM 0.06 0.7 0.06 1.0 M gauge caught 0.04
2/26/2011 7:00 AM 0.07 0.8 0.07 2.0 M overcast; gauge caught 0.06
2/27/2011 7:00 AM 0.08 0.4 0.08 2.0 M light coating of ice on top of snow; gauge caught 0.07
2/28/2011 5:00 AM 0.22 0.1 0.14 2.0 M snow board had 0.1" of ice with 0.1" of sleet on top of it...new snow core includes both; 0.1" of ice accretion on trees
3/1/2011 7:55 AM 0.00 0.0 M 2.0 M significant frost on gauge
3/2/2011 7:30 AM 0.00 0.0 M 1.0 M about half of ground now without snow cover
3/3/2011 6:45 AM 0.00 0.0 M 1.0 M
3/4/2011 7:03 AM 0.02 0.0 M T M light rain; some piles of snow left from February 1st blizzard still remain
3/5/2011 8:10 AM 0.57 0.1 0.03 0.1 M
3/6/2011 9:40 AM 0.02 0.2 0.02 0.3 M
3/7/2011 7:15 AM 0.00 0.0 M T M heavy frost on gauge
3/8/2011 8:15 AM 0.00 0.0 M T M
3/9/2011 7:30 AM 0.40 0.0 M T M overcast...looks like rain ended recently
3/10/2011 9:00 AM 0.02 T M T M light snow...just barely sticking in a few places
3/11/2011 7:30 AM T T M T M
3/12/2011 7:15 AM 0.00 0.0 M T M
3/13/2011 9:45 AM 0.00 0.0 M T M
3/14/2011 11:05 AM 0.00 0.0 M T M only the tiniest trace of snow left on the ground
3/15/2011 12:25 PM 0.00 0.0 M T M snow cover from backyard gone...amazing how long the last remnants of large drifts from the February 1-2 storm have lasted
3/16/2011 5:55 AM 0.00 0.0 M T M
3/17/2011 3:20 PM 0.00 0.0 M 0.0 M warm and overcast...stratocumulus; snow left from the blizzard of 2011 is gone
3/18/2011 2:30 PM 0.00 0.0 M 0.0 M
3/19/2011 7:00 AM 0.00 0.0 M M M
3/20/2011 7:05 AM 0.00 0.0 M 0.0 M
3/21/2011 5:45 AM 0.77 0.0 M 0.0 M heard thunder yesterday
3/22/2011 10:35 AM 0.46 0.0 M 0.0 M
3/23/2011 9:05 AM 0.31 0.0 M 0.0 M a few small tree branches down
3/24/2011 5:00 AM 0.03 0.3 0.03 0.3 M gauge contained mostly snow and a trace of ice at the bottom; overcast
3/25/2011 7:00 AM 0.00 0.0 M T M hardly any snow left on ground
3/26/2011 8:05 AM T T M T M snow cover from yesterday is gone...have a fresh light dusting today; mostly cloudy...stratocumulus coming in from northeast
3/27/2011 7:05 AM 0.00 0.0 M 0.0 M
3/28/2011 7:10 AM 0.00 0.0 M 0.0 M
3/29/2011 7:40 AM 0.00 0.0 M 0.0 M
3/30/2011 7:30 AM 0.00 0.0 M 0.0 M
3/31/2011 7:55 AM 0.00 0.0 M 0.0 M heavy frost on gauge; partly cloudy - cirrostratus
4/1/2011 5:30 AM 0.00 0.0 M 0.0 M overcast
4/2/2011 5:45 AM 0.19 0.0 M 0.0 M
4/3/2011 6:05 AM T 0.0 M 0.0 M drizzle
4/4/2011 9:20 AM 0.21 0.0 M 0.0 M brief hail storm at midnight...hail stone size 0.25"; overcast
4/5/2011 9:30 AM 0.00 0.0 M 0.0 M
4/6/2011 11:03 AM 0.02 0.0 M 0.0 M light rain
4/7/2011 10:40 AM 0.00 0.0 M 0.0 M
4/8/2011 12:07 PM 0.70 0.0 M 0.0 M light rain
4/9/2011 9:30 AM 0.04 0.0 M 0.0 M
4/10/2011 7:00 AM 0.00 0.0 M M M
4/11/2011 12:45 PM 0.01 0.0 M 0.0 M
4/12/2011 1:30 PM 0.00 0.0 M 0.0 M
4/13/2011 4:30 AM 0.00 0.0 M 0.0 M
4/14/2011 2:15 PM 0.00 0.0 M 0.0 M
4/15/2011 3:21 PM 0.05 0.0 M 0.0 M rain
4/16/2011 8:37 AM 0.64 0.0 M 0.0 M light rain
4/17/2011 7:20 AM 0.18 0.0 M 0.0 M
4/18/2011 7:10 AM 0.52 1.6 0.21 1.6 0.21 light rain and snow falling now; 0.13" was still liquid in the gauge
4/19/2011 6:30 AM 0.01 0.0 M 0.0 M overcast; snow cover completely gone
4/20/2011 8:40 AM 0.96 0.0 M 0.0 M overcast
4/21/2011 6:20 AM 0.00 0.0 M 0.0 M clear; heavy dew on gauge
4/22/2011 7:28 AM 0.14 0.0 M 0.0 M light rain
4/23/2011 6:00 AM 0.62 0.0 M 0.0 M
4/24/2011 7:00 AM 0.00 0.0 M 0.0 M
4/25/2011 6:13 AM T 0.0 M 0.0 M drizzle
4/26/2011 10:35 AM 0.57 0.0 M 0.0 M
4/27/2011 6:57 AM 0.08 0.0 M 0.0 M light rain
4/28/2011 6:35 AM 0.24 0.0 M 0.0 M overcast; 5.18" so far this month
4/29/2011 10:20 AM 0.03 0.0 M 0.0 M clear
4/30/2011 9:40 AM 0.00 0.0 M 0.0 M mostly clear and windy
5/1/2011 12:00 PM 0.00 0.0 M M M
5/2/2011 11:25 AM 0.00 0.0 M M M
5/3/2011 12:35 PM 0.00 0.0 M M M
5/4/2011 12:20 PM 0.00 0.0 M M M
5/5/2011 1:30 PM 0.00 0.0 M M M
5/6/2011 1:45 PM 0.00 0.0 M M M
5/7/2011 2:10 PM 0.00 0.0 M M M
5/8/2011 7:00 AM 0.00 0.0 M M M
5/9/2011 10:45 AM 0.00 0.0 M M M
5/10/2011 7:10 AM T M M M M
5/11/2011 3:45 AM 0.00 0.0 M M M thunder
5/12/2011 7:15 AM 0.43 M M M M mostly cloudy - altocumulus; three rounds thunderstorms occurred...afternoon, evening, and overnight; fog was observed overnight
5/13/2011 5:50 AM 0.01 M M M M thunder heard around 6:30 PM...storm was to my north
5/14/2011 7:00 AM 0.00 0.0 M M M cool, breezy, low overcast
5/15/2011 8:37 AM 0.31 M M M M light rain and windy...a few twigs down
5/16/2011 4:45 AM 0.02 M M M M clear
5/17/2011 6:30 AM 0.00 0.0 M M M
5/18/2011 5:25 AM 0.02 M M M M light rain
5/19/2011 1:30 PM 0.05 M M M M
5/20/2011 11:00 AM 0.00 0.0 M M M
5/21/2011 5:25 AM 0.00 0.0 M M M
5/22/2011 5:45 AM 0.01 M M M M
5/23/2011 5:55 AM 0.58 M M M M
5/24/2011 5:30 AM 0.01 M M M M
5/25/2011 4:30 AM 0.02 M M M M
5/26/2011 7:01 AM 1.61 M M M M rained all night, and still coming down
5/27/2011 4:50 AM 0.09 M M M M storm total 1.70"
5/28/2011 6:40 AM 0.05 M M M M overcast
5/29/2011 5:30 AM 0.04 M M M M dense fog
5/30/2011 6:40 AM 1.84 M M M M rain began around 11:10AM with very frequent and loud thunder
5/31/2011 4:55 AM T M M M M clear and breezy
6/1/2011 6:45 AM 0.02 M M M M 5.09" for the month of May
6/2/2011 6:20 AM 0.00 0.0 M M M
6/3/2011 6:30 AM 0.08 M M M M rain fell at 1:05 AM
6/4/2011 5:30 AM 0.00 0.0 M M M
6/5/2011 8:40 AM T 0.0 M M M
6/6/2011 6:00 AM 0.00 0.0 M M M
6/7/2011 5:40 AM 0.00 0.0 M M M
6/8/2011 7:35 AM 0.00 0.0 M M M
6/9/2011 7:46 AM 1.05 M M M M light rain with thunder now; line of thunderstorms came in from northwest last night; rain began at 11:04PM, although a few drops fell at 10:59PM; thunderstorm outflow - with gusty winds and a sharp temperature drop - hit over an hour before any rain
6/10/2011 7:15 AM 0.77 M M M M light rain with thunder
6/11/2011 7:55 AM 0.19 M M M M fog
6/12/2011 10:30 AM T M M M M
6/13/2011 9:35 AM 0.00 0.0 M M M
6/14/2011 11:30 AM 0.00 0.0 M M M
6/15/2011 11:15 AM 0.48 M M M M heard thunder and rain sometime after 3AM
6/16/2011 12:35 PM 0.33 M M M M
6/17/2011 12:40 PM 0.00 0.0 M M M
6/18/2011 1:00 PM 0.00 0.0 M M M mostly cloudy; thunder began at 1:15PM today
6/19/2011 1:05 PM 0.00 0.0 M M M
6/20/2011 6:20 AM 0.00 0.0 M M M thunder at 6:28AM today
6/21/2011 12:20 PM 0.08 M M M M
6/22/2011 4:45 AM 0.27 M M M M
6/23/2011 12:00 PM 0.08 M M M M
6/24/2011 12:40 PM 0.01 M M M M
6/25/2011 5:30 AM 0.00 0.0 M M M
6/26/2011 5:30 AM 0.00 0.0 M M M
6/27/2011 8:34 AM 0.02 M M M M light rain
6/28/2011 6:40 AM 0.01 M M M M
6/29/2011 5:40 AM 0.00 0.0 M M M clear
6/30/2011 6:10 AM 0.00 0.0 M M M clear
7/1/2011 8:10 AM 0.00 0.0 M M M
7/2/2011 6:25 AM 0.00 0.0 M M M
7/3/2011 7:00 AM 0.00 0.0 M M M
7/4/2011 6:20 AM 0.00 0.0 M M M
7/5/2011 5:15 AM 0.00 0.0 M M M clear
7/6/2011 6:25 AM 0.00 0.0 M M M
7/7/2011 6:50 AM 0.00 0.0 M M M
7/8/2011 5:50 AM 0.00 0.0 M M M clear; 10th day in a row with no rain
7/9/2011 6:00 AM 0.00 0.0 M M M clear
7/10/2011 5:50 AM 0.00 0.0 M M M clear, hazy
7/11/2011 6:30 AM 0.00 0.0 M M M grass is starting to look pretty brown
7/12/2011 6:50 AM 0.39 M M M M clear; rain began at 6:52 PM along with thunder and strong winds...two inch branches knocked down and recycling bins blown over...a few branches up to 5 inches down on Palatine and Rohlwing Rds
7/13/2011 8:00 AM 0.01 M M M M cooler, windy, partly cloudy - stratocu moving rapidly from northeast
7/14/2011 7:10 AM 0.00 0.0 M M M significant high cloudiness
7/15/2011 7:45 AM 0.00 0.0 M M M
7/16/2011 11:15 AM 0.00 0.0 M M M overcast - altostratus
7/17/2011 9:50 AM 0.00 0.0 M M M
7/18/2011 10:10 AM 0.03 M M M M mostly cloudy
7/19/2011 10:45 AM 0.00 0.0 M M M
7/20/2011 10:00 AM 0.00 0.0 M M M
7/21/2011 11:50 AM 0.00 0.0 M M M
7/22/2011 10:30 AM 0.86 M M M M thunderstorms hit at 11:50PM and again this morning; still raining
7/23/2011 12:13 PM 5.50 M M M M thunderstorms hit around midnight with frequent and loud thunder, putting down 5.35"; the other 0.15 was from yesterday morning's activity; drizzle
7/24/2011 1:20 PM 0.13 M M M M
7/25/2011 3:30 PM 0.00 0.0 M M M clear
7/26/2011 4:55 PM 0.00 0.0 M M M
7/27/2011 4:30 PM 0.35 M M M M cloudy - altostratus
7/28/2011 4:15 PM 0.81 M M M M
7/29/2011 4:55 PM 0.37 M M M M thunderstorms last night; clear now
7/30/2011 4:55 PM 0.00 0.0 M M M clear
7/31/2011 5:30 PM 0.00 0.0 M M M a few cumulus
8/1/2011 7:50 AM 0.00 0.0 M M M 8.45" for July, more than half of which came in less than three hours
8/2/2011 6:40 AM 0.00 0.0 M M M mostly cloudy - altocumulus
8/3/2011 6:50 AM 0.95 M M M M thunderstorms at 7PM with light rain and at 9PM with heavy rain which combined with high winds from 9:20-9:25, taking down some twigs; only 0.04" had fallen at 9:05, but was up to 0.82" by 9:40
8/4/2011 6:50 AM 0.00 0.0 M M M
8/5/2011 6:15 AM 0.00 0.0 M M M
8/6/2011 7:00 AM 0.15 M M M M
8/7/2011 7:20 AM 0.00 0.0 M M M
8/8/2011 7:50 AM 0.46 M M M M thunderstorms put down 0.16 yesterday morning, and then another 0.20 in the afternoon
8/9/2011 7:40 AM 0.35 M M M M clear
8/10/2011 6:00 AM 0.00 0.0 M M M
8/11/2011 5:50 AM 0.00 0.0 M M M clear
8/12/2011 5:00 AM 0.00 0.0 M M M
8/13/2011 8:45 AM 0.03 M M M M
8/14/2011 7:10 AM 0.85 M M M M 0.30" fell between 1:12 PM and 1:30 PM; very small hail fell from 1:24 to 1:26 PM
8/15/2011 7:00 AM 0.00 0.0 M M M
8/16/2011 9:15 AM 0.00 0.0 M M M
8/17/2011 11:05 AM 0.00 0.0 M M M mostly clear
8/18/2011 12:00 PM 0.00 0.0 M M M thunder around 10:45 PM
8/19/2011 9:50 AM 0.00 0.0 M M M clear
8/20/2011 1:10 PM 0.92 M M M M thunderstorms this morning
8/21/2011 12:10 PM 0.02 M M M M
8/22/2011 6:15 AM 0.00 0.0 M M M
8/23/2011 1:00 PM 0.60 M M M M
8/24/2011 5:10 PM 0.02 M M M M
8/25/2011 3:00 PM 0.00 0.0 M M M mostly clear, just a few small cumulus
8/26/2011 3:45 PM 0.00 0.0 M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:30 AM 0.00 0.0 M M M
8/30/2011 9:05 AM 0.00 0.0 M M M
8/31/2011 9:05 AM 0.10 M M M M light rain with no thunder last night
9/1/2011 6:35 AM 0.00 0.0 M M M light fog
9/2/2011 7:40 AM 0.00 0.0 M M M
9/3/2011 5:50 AM 0.00 0.0 M M M
9/4/2011 7:00 AM 0.07 M M M M
9/5/2011 6:40 AM T M M M M clear and very cool...possibly the coolest since spring
9/6/2011 7:55 AM 0.00 0.0 M M M
9/7/2011 5:55 AM 0.00 0.0 M M M
9/8/2011 8:25 AM 0.00 0.0 M M M
9/9/2011 9:20 AM 0.03 M M M M rain from remnant of tropical storm Lee
9/10/2011 9:55 AM T M M M M
9/11/2011 11:30 AM 0.00 0.0 M M M
9/12/2011 1:00 PM 0.00 0.0 M M M warm, breezy, partly cloudy - cumulus
9/13/2011 7:00 AM 0.00 0.0 M M M
9/14/2011 6:50 AM 0.00 0.0 M M M smoke from a wildfire in the Minnesota arrowhead was observed yesterday evening
9/15/2011 7:00 AM 0.00 0.0 M M M
9/16/2011 7:00 AM 0.00 0.0 M M M
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 6:10 AM 0.00 0.0 M M M
9/19/2011 7:35 AM 0.70 M M M M ground still wet
9/20/2011 7:30 AM 0.00 0.0 M M M fog and heavy dew; a trace from the dew
9/21/2011 7:30 AM T M M M M
9/22/2011 6:50 AM 0.00 0.0 M M M
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 6:05 AM 0.04 M M M M drizzle
9/25/2011 7:30 AM 0.01 M M M M
9/26/2011 7:22 AM 1.19 M M M M raining with no thunder
9/27/2011 7:30 AM 0.45 M M M M mostly cloudy...clouds moving from the east
9/28/2011 7:40 AM 0.15 M M M M
9/29/2011 7:55 AM 0.17 M M M M cutoff low which dropped 2.01" over 6 days is finally departing; light fog, mostly cloudy, stratocumulus moving from the north
9/30/2011 7:20 AM 0.09 M M M M very windy last night; partly cloudy...stratocumulus racing in from the north



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/14/2010 11/15/2010 8:00 AM 2 0.12 M M



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
4/4/2011 12:00 AM 1/4" Pea Size NA NA White Ice 1 1min no damage Continuous True Same time as rain
8/13/2011 1:24 PM Rice Rice Rice 2 1min Continuous True After rain