Station Overview Station Location
Station Number IL-WN-2 Latitude 42.405
Station Name Roscoe 1.6 ESE Longitude -88.9795
County Winnebago Elevation (ft) 860



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 2.73 1.86 31 1.86 31 0.00 0 0 11 0 0.0 0 0
Nov 11 2.58 4.12 30 4.12 30 0.00 0 0 9 2 0.0 0 0
Dec 11 1.85 2.33 31 2.33 31 0.00 0 0 10 4 1.3 2 2
Jan 12 1.29 1.38 31 1.38 31 0.00 0 0 8 4 13.7 7 19
Feb 12 1.36 1.14 29 1.14 29 0.00 0 0 7 3 8.9 5 8
March 12 2.05 2.05 31 2.05 31 0.00 0 0 10 3 5.6 3 4
April 12 3.42 2.74 30 2.74 30 0.00 0 0 9 4 0.0 0 0
May 12 3.79 1.68 31 1.68 31 0.00 0 0 12 4 0.0 0 0
June 12 4.55 1.27 30 1.27 30 0.00 0 0 4 3 0.0 0 0
July 12 3.84 2.14 31 2.13 28 0.01 3 1 8 2 0.0 0 0
Aug 12 4.26 1.95 31 1.95 31 0.00 0 0 6 2 0.0 0 0
Sept 12 3.36 2.21 30 2.21 30 0.00 0 0 12 0 0.0 0 0
Water Year Totals: 35.08" 24.87" 366 days 24.86" 363 0.01" 3 days 1 106 days 31 days 29.5" 17 days 33 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 0.00
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 0.60
10/13/2011 0.51
10/14/2011 0.21
10/15/2011 0.00
10/16/2011 0.05
10/17/2011 0.04
10/18/2011 0.00
10/19/2011 0.00
10/20/2011 0.02
10/21/2011 0.01
10/22/2011 0.00
10/23/2011 0.00
10/24/2011 0.26
10/25/2011 0.00
10/26/2011 0.04
10/27/2011 0.00
10/28/2011 0.02
10/29/2011 0.00
10/30/2011 0.00
10/31/2011 0.10
11/1/2011 0.00
11/2/2011 0.00
11/3/2011 1.02
11/4/2011 0.05
11/5/2011 0.00
11/6/2011 0.00
11/7/2011 0.00
11/8/2011 0.26
11/9/2011 1.12
11/10/2011 0.92
11/11/2011 0.02
11/12/2011 0.00
11/13/2011 0.00
11/14/2011 0.00
11/15/2011 0.01
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 0.00
11/23/2011 0.09
11/24/2011 0.00
11/25/2011 0.00
11/26/2011 0.00
11/27/2011 0.63
11/28/2011 T
11/29/2011 0.00
11/30/2011 0.00
12/1/2011 0.00
12/2/2011 0.05
12/3/2011 0.22
12/4/2011 0.65
12/5/2011 0.00
12/6/2011 T
12/7/2011 0.00
12/8/2011 0.00
12/9/2011 0.00
12/10/2011 0.00
12/11/2011 0.00
12/12/2011 0.00
12/13/2011 0.00
12/14/2011 0.47
12/15/2011 0.37
12/16/2011 T
12/17/2011 0.05
12/18/2011 T
12/19/2011 0.00
12/20/2011 0.00
12/21/2011 0.01
12/22/2011 0.04
12/23/2011 0.00
12/24/2011 0.00
12/25/2011 0.00
12/26/2011 0.00
12/27/2011 0.00
12/28/2011 0.00
12/29/2011 T
12/30/2011 0.15
12/31/2011 0.32
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.11
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 0.55
1/14/2012 T
1/15/2012 0.00
1/16/2012 0.00
1/17/2012 0.02
1/18/2012 0.16
1/19/2012 0.00
1/20/2012 0.00
1/21/2012 0.37
1/22/2012 0.00
1/23/2012 0.08
1/24/2012 T
1/25/2012 0.00
1/26/2012 0.00
1/27/2012 0.00
1/28/2012 0.05
1/29/2012 0.04
1/30/2012 0.00
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 0.00
2/9/2012 0.00
2/10/2012 0.00
2/11/2012 0.05
2/12/2012 0.00
2/13/2012 0.00
2/14/2012 0.06
2/15/2012 T
2/16/2012 T
2/17/2012 0.00
2/18/2012 0.00
2/19/2012 0.00
2/20/2012 0.00
2/21/2012 0.09
2/22/2012 T
2/23/2012 0.01
2/24/2012 0.65
2/25/2012 0.01
2/26/2012 0.00
2/27/2012 0.00
2/28/2012 0.00
2/29/2012 0.27
3/1/2012 0.01
3/2/2012 0.00
3/3/2012 0.53
3/4/2012 T
3/5/2012 0.01
3/6/2012 0.00
3/7/2012 0.00
3/8/2012 0.39
3/9/2012 0.00
3/10/2012 0.00
3/11/2012 0.00
3/12/2012 0.26
3/13/2012 0.30
3/14/2012 0.00
3/15/2012 0.00
3/16/2012 0.00
3/17/2012 0.14
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 0.07
3/24/2012 T
3/25/2012 0.00
3/26/2012 T
3/27/2012 0.00
3/28/2012 0.00
3/29/2012 0.00
3/30/2012 0.17
3/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.03
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 T
4/15/2012 1.41
4/16/2012 0.22
4/17/2012 0.01
4/18/2012 0.00
4/19/2012 0.00
4/20/2012 0.41
4/21/2012 0.00
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 T
4/26/2012 0.07
4/27/2012 0.00
4/28/2012 0.22
4/29/2012 0.04
4/30/2012 0.33
5/1/2012 0.01
5/2/2012 0.12
5/3/2012 0.09
5/4/2012 0.20
5/5/2012 0.00
5/6/2012 T
5/7/2012 0.05
5/8/2012 0.04
5/9/2012 0.01
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 T
5/13/2012 0.00
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.01
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.00
5/20/2012 0.00
5/21/2012 T
5/22/2012 0.00
5/23/2012 0.00
5/24/2012 0.00
5/25/2012 0.19
5/26/2012 0.47
5/27/2012 0.32
5/28/2012 0.00
5/29/2012 T
5/30/2012 0.00
5/31/2012 0.17
6/1/2012 0.67
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 0.12
6/13/2012 0.00
6/14/2012 0.00
6/15/2012 0.00
6/16/2012 0.00
6/17/2012 0.45
6/18/2012 0.00
6/19/2012 0.00
6/20/2012 0.00
6/21/2012 T
6/22/2012 T
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 0.03
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 0.00
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 0.00
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 0.09
7/15/2012 T
7/16/2012 0.00
7/17/2012 0.00
7/18/2012 0.00
7/19/2012 0.91
7/20/2012 T
7/21/2012 **
7/22/2012 **
7/23/2012 0.01
7/24/2012 0.62
7/25/2012 0.11
7/26/2012 0.03
7/27/2012 0.15
7/28/2012 0.00
7/29/2012 0.00
7/30/2012 0.02
7/31/2012 0.20
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.19
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.07
8/10/2012 0.30
8/11/2012 0.00
8/12/2012 0.00
8/13/2012 T
8/14/2012 0.12
8/15/2012 0.00
8/16/2012 T
8/17/2012 0.41
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.86
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 0.14
9/3/2012 0.00
9/4/2012 0.12
9/5/2012 0.75
9/6/2012 0.10
9/7/2012 0.02
9/8/2012 0.13
9/9/2012 0.14
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.23
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.21
9/19/2012 0.00
9/20/2012 0.01
9/21/2012 0.00
9/22/2012 0.35
9/23/2012 0.01
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 6:30 AM 0.00 0.0 M 0.0 M Frost on roofs
10/2/2011 6:30 AM 0.00 0.0 M 0.0 M Freeze at ground level in open areas.
10/3/2011 6:30 AM 0.00 0.0 M 0.0 M
10/4/2011 6:30 AM 0.00 0.0 M 0.0 M
10/5/2011 6:30 AM 0.00 0.0 M 0.0 M
10/6/2011 6:30 AM 0.00 0.0 M 0.0 M CAVU
10/7/2011 6:30 AM 0.00 0.0 M 0.0 M
10/8/2011 6:30 AM 0.00 0.0 M 0.0 M
10/9/2011 6:30 AM 0.00 0.0 M 0.0 M
10/10/2011 6:30 AM 0.00 0.0 M 0.0 M
10/11/2011 6:30 AM 0.00 0.0 M 0.0 M
10/12/2011 6:30 AM 0.60 0.0 M 0.0 M At least one lightning and thunder to SW at about 3:30 am
10/13/2011 6:30 AM 0.51 0.0 M 0.0 M
10/14/2011 6:30 AM 0.21 0.0 M 0.0 M
10/15/2011 6:30 AM 0.00 0.0 M 0.0 M
10/16/2011 6:30 AM 0.05 0.0 M 0.0 M
10/17/2011 6:30 AM 0.04 0.0 M 0.0 M
10/18/2011 6:30 AM 0.00 0.0 M 0.0 M
10/19/2011 6:30 AM 0.00 0.0 M 0.0 M
10/20/2011 6:30 AM 0.02 0.0 M 0.0 M
10/21/2011 6:30 AM 0.01 0.0 M 0.0 M
10/22/2011 6:30 AM 0.00 0.0 M 0.0 M
10/23/2011 6:30 AM 0.00 0.0 M 0.0 M
10/24/2011 6:30 AM 0.26 0.0 M 0.0 M Thunder to the north and a few drops of rain at 6:00 pm, thunderstorm with rain at 9:00 pm Sunday
10/25/2011 6:30 AM 0.00 0.0 M 0.0 M
10/26/2011 6:30 AM 0.04 0.0 M 0.0 M
10/27/2011 6:30 AM 0.00 0.0 M 0.0 M
10/28/2011 6:30 AM 0.02 0.0 M 0.0 M
10/29/2011 6:30 AM 0.00 0.0 M 0.0 M
10/30/2011 6:30 AM 0.00 0.0 M 0.0 M
10/31/2011 6:30 AM 0.10 0.0 M 0.0 M
11/1/2011 6:30 AM 0.00 0.0 M 0.0 M
11/2/2011 6:30 AM 0.00 0.0 M 0.0 M
11/3/2011 6:30 AM 1.02 0.0 M 0.0 M Light rain at observation
11/4/2011 6:30 AM 0.05 0.0 M 0.0 M
11/5/2011 6:30 AM 0.00 0.0 M 0.0 M
11/6/2011 6:30 AM 0.00 0.0 M 0.0 M
11/7/2011 6:30 AM 0.00 0.0 M 0.0 M
11/8/2011 6:30 AM 0.26 0.0 M 0.0 M
11/9/2011 6:30 AM 1.12 0.0 M 0.0 M Still raining
11/10/2011 6:30 AM 0.92 T M 0.0 M First snow reportedly covered the ground but melted before it could be measured.
11/11/2011 6:30 AM 0.02 T M 0.0 M
11/12/2011 6:30 AM 0.00 0.0 M 0.0 M
11/13/2011 6:30 AM 0.00 0.0 M 0.0 M
11/14/2011 6:30 AM 0.00 0.0 M 0.0 M
11/15/2011 6:30 AM 0.01 0.0 M 0.0 M
11/16/2011 6:30 AM 0.00 0.0 M 0.0 M
11/17/2011 6:30 AM 0.00 0.0 M 0.0 M
11/18/2011 6:30 AM 0.00 0.0 M M M
11/19/2011 6:30 AM 0.00 0.0 M 0.0 M
11/20/2011 6:30 AM T 0.0 M 0.0 M
11/21/2011 6:30 AM 0.00 0.0 M 0.0 M
11/22/2011 6:30 AM 0.00 0.0 M 0.0 M
11/23/2011 6:30 AM 0.09 0.0 M 0.0 M 3 mile visibility in light fog
11/24/2011 6:30 AM 0.00 0.0 M 0.0 M 3 miles visibility in fog
11/25/2011 6:30 AM 0.00 0.0 M 0.0 M
11/26/2011 6:30 AM 0.00 0.0 M 0.0 M
11/27/2011 6:30 AM 0.63 0.0 M 0.0 M
11/28/2011 6:30 AM T T M 0.0 M A few flakes in the air late Sunday morning
11/29/2011 6:30 AM 0.00 0.0 M 0.0 M
11/30/2011 6:30 AM 0.00 0.0 M 0.0 M
12/1/2011 6:30 AM 0.00 0.0 M 0.0 M
12/2/2011 6:30 AM 0.05 0.3 M T M
12/3/2011 6:30 AM 0.22 0.0 M 0.0 M Raining at observation
12/4/2011 6:30 AM 0.65 0.0 M 0.0 M
12/5/2011 6:30 AM 0.00 0.0 M 0.0 M
12/6/2011 6:30 AM T T M 0.0 M
12/7/2011 6:30 AM 0.00 0.0 M 0.0 M
12/8/2011 6:30 AM 0.00 0.0 M 0.0 M
12/9/2011 6:30 AM 0.00 0.0 M M M
12/10/2011 6:30 AM 0.00 0.0 M 0.0 M
12/11/2011 6:30 AM 0.00 0.0 M 0.0 M Frost Depth 1.5 inch under sod
12/12/2011 6:30 AM 0.00 0.0 M 0.0 M
12/13/2011 6:30 AM 0.00 0.0 M 0.0 M
12/14/2011 6:30 AM 0.47 0.0 M 0.0 M
12/15/2011 6:30 AM 0.37 0.0 M 0.0 M Light drizzle at observation
12/16/2011 6:30 AM T 0.0 M 0.0 M Trace of drizzle during yesterday's observation. Nothing in gauge in the afternoon.
12/17/2011 6:30 AM 0.05 1.0 M 1.0 M Dry, low density snow with little wind. Continued light snow at observation with moon visible through thin clouds
12/18/2011 6:30 AM T T M 1.0 M
12/19/2011 6:30 AM 0.00 0.0 M 0.0 M
12/20/2011 6:30 AM 0.00 0.0 M 0.0 M
12/21/2011 6:30 AM 0.01 T M T M 1/4 mile visibility in fog and drizzle
12/22/2011 6:30 AM 0.04 0.0 M 0.0 M > 5 miles visibility. Drizzle seen south of station on way to work
12/23/2011 6:30 AM 0.00 0.0 M 0.0 M
12/24/2011 6:30 AM 0.00 0.0 M 0.0 M
12/25/2011 6:30 AM 0.00 0.0 M 0.0 M
12/26/2011 6:30 AM 0.00 0.0 M 0.0 M
12/27/2011 6:30 AM 0.00 0.0 M 0.0 M
12/28/2011 6:30 AM 0.00 0.0 M 0.0 M
12/29/2011 6:30 AM T 0.0 M 0.0 M Trace of glaze on surfaces. Ground feels frozen but not enough to register on frost gauge.
12/30/2011 6:30 AM 0.15 0.0 M 0.0 M Just rain - NO ice or snow observed
12/31/2011 6:30 AM 0.32 T M 0.0 M
1/1/2012 6:30 AM 0.11 0.1 M 0.0 M Light snow at observation. wet slush on snowboard.
1/2/2012 6:30 AM T T M T M Multiple snow showers mostly sublimating between showers. Trace on ground from overnight.
1/3/2012 6:30 AM T T M 0.0 M
1/4/2012 6:30 AM 0.00 0.0 M 0.0 M
1/5/2012 6:30 AM 0.00 0.0 M 0.0 M
1/6/2012 6:30 AM 0.00 0.0 M 0.0 M
1/7/2012 6:30 AM 0.00 0.0 M 0.0 M
1/8/2012 6:30 AM 0.00 0.0 M 0.0 M
1/9/2012 6:30 AM 0.00 0.0 M 0.0 M
1/10/2012 6:30 AM 0.00 0.0 M 0.0 M
1/11/2012 6:30 AM 0.00 0.0 M 0.0 M
1/12/2012 6:30 AM 0.00 0.0 M 0.0 M
1/13/2012 6:30 AM 0.55 4.9 M 5.0 M Wind driven 12 inch drifts.
1/14/2012 6:30 AM T T M 4.0 M A few flurries currently in the air. Sublimation seems to have almost kept up with the flurries the past day.
1/15/2012 6:30 AM 0.00 0.0 M 4.0 M 2 inch frost depth under snow and sod
1/16/2012 6:30 AM 0.00 0.0 M 4.0 M
1/17/2012 6:30 AM 0.02 0.2 M 2.0 M Moderate to heavy snow at observation time
1/18/2012 6:30 AM 0.16 2.0 M 4.0 M New snow is average of multiple readings. Board for new snow was blown clean.
1/19/2012 6:30 AM 0.00 0.0 M 4.0 M 3 inch frost depth under snow and sod
1/20/2012 6:30 AM 0.00 0.0 M 3.0 M
1/21/2012 6:30 AM 0.37 4.6 M 7.0 M 12.5:1 snow/liquid ratio
1/22/2012 6:30 AM 0.00 0.0 M 7.0 0.80 Frost depth 5 under snow and sow
1/23/2012 6:30 AM 0.08 T M 4.0 M Trace of snow with drizzle yesterday.
1/24/2012 6:30 AM T 0.0 M 3.0 M
1/25/2012 6:30 AM 0.00 0.0 M 3.0 M
1/26/2012 6:30 AM 0.00 0.0 M 3.0 M Visibility less than 1/4 mile in fog at observation. Frost depth 5 inches
1/27/2012 6:30 AM 0.00 0.0 M 2.0 M
1/28/2012 6:30 AM 0.05 0.9 M 3.0 M
1/29/2012 6:30 AM 0.04 1.0 M 4.5 M
1/30/2012 6:30 AM 0.00 0.0 M 4.0 0.97
1/31/2012 6:30 AM 0.00 0.0 M 2.0 M
2/1/2012 6:30 AM 0.00 0.0 M T M
2/2/2012 6:30 AM 0.00 0.0 M 0.0 M Ground thawed where it had snow cover. Fog visibility less than 1/4 miles.
2/3/2012 6:30 AM 0.00 0.0 M 0.0 M Visibility 1/4 mile in fog
2/4/2012 6:30 AM 0.00 0.0 M 0.0 M
2/5/2012 6:30 AM 0.00 0.0 M 0.0 M
2/6/2012 6:30 AM 0.00 0.0 M 0.0 M
2/7/2012 6:30 AM 0.00 0.0 M 0.0 M
2/8/2012 6:30 AM 0.00 0.0 M 0.0 M
2/9/2012 6:30 AM 0.00 0.0 M 0.0 M
2/10/2012 6:30 AM 0.00 0.0 M 0.0 M
2/11/2012 6:30 AM 0.05 0.6 M 1.0 M
2/12/2012 6:30 AM 0.00 0.0 M T M Thin but relatively even layer of snow on ground with grass poking thru. 4 inch frost depth again.
2/13/2012 6:30 AM 0.00 0.0 M T 0.00
2/14/2012 6:30 AM 0.06 0.7 M 0.5 M Thin rime ice on gauge. Few flakes in the air at observation.
2/15/2012 6:30 AM T T M M M Likely more snow than T but it melted and evaporated / sublimated before I was able to make measurement.
2/16/2012 6:30 AM T 0.0 M 0.0 M Overnight visibility was less than 1/4 mile in fog. Visibility greater than 3 miles at observation. Frost depth below sod of 4 inches with upper 2 inches thawed.
2/17/2012 6:30 AM 0.00 0.0 M 0.0 M
2/18/2012 6:30 AM 0.00 0.0 M 0.0 M
2/19/2012 6:30 AM 0.00 0.0 M 0.0 M
2/20/2012 6:30 AM 0.00 0.0 M 0.0 0.00 2 inch frost depth
2/21/2012 6:30 AM 0.09 0.9 M 1.0 M
2/22/2012 6:30 AM T T M 0.0 M Trace of drizzle / wet snow yesterday morning
2/23/2012 6:30 AM 0.01 0.0 M 0.0 M Fog - Visibility variable 300 ft to 3 miles
2/24/2012 6:30 AM 0.65 6.1 M 6.0 M Light snow continues at observation. 1 inch snow at 7pm yesterday
2/25/2012 6:30 AM 0.01 0.6 M 5.0 M Yesterday evening the north-south roads to the east of open fields wereice covered. Multiple cars in ditches and report of a fatal accident near Belvidere.
2/26/2012 6:30 AM 0.00 0.0 M 5.0 M Frost Depth 2 inches under snow
2/27/2012 6:30 AM 0.00 0.0 M 2.0 M
2/28/2012 6:30 AM 0.00 0.0 M 2.0 M
2/29/2012 6:30 AM 0.27 T M T M Thunder during the early morning. 50% of ground snow covered. No fog at station, just 200 ft broken clouds but intermittent dense fog between Roscoe and Rockford. Ice pellets yesterday afternoon.
3/1/2012 6:30 AM 0.01 T M 0.0 M
3/2/2012 6:30 AM 0.00 0.0 M 0.0 M
3/3/2012 6:30 AM 0.53 4.9 M 4.5 M Snow settled 0.25 to 0.5 overnight. New snowfall reading taken just as snow stopped last night.
3/4/2012 6:30 AM T 0.1 M 3.5 M Light snow at observation
3/5/2012 6:30 AM 0.01 0.6 M 3.5 M Areas of fog between Roscoe and Rockford. Calm. Intermittent snow all day with heaviest (although still light) in late afternoon.
3/6/2012 6:30 AM 0.00 0.0 M 2.0 M
3/7/2012 6:30 AM 0.00 0.0 M 0.0 M
3/8/2012 6:30 AM 0.39 0.0 M 0.0 M
3/9/2012 6:30 AM 0.00 0.0 M 0.0 M
3/10/2012 6:30 AM 0.00 0.0 M 0.0 M
3/11/2012 6:30 AM 0.00 0.0 M 0.0 M
3/12/2012 6:30 AM 0.26 0.0 M 0.0 M Light rain continuing at observation time
3/13/2012 6:30 AM 0.30 0.0 M 0.0 M Thunder heard in Rockford yesterday
3/14/2012 6:30 AM 0.00 0.0 M 0.0 M
3/15/2012 6:30 AM 0.00 0.0 M 0.0 M
3/16/2012 6:30 AM 0.00 0.0 M 0.0 M
3/17/2012 7:15 AM 0.14 0.0 M 0.0 M Delayed observation from normal time due to T-storm. Lots of CC and CG lightning, brief heavy rain but no significant wind and no hail. Cloud base of storms now to the east appear high against the rising sun.
3/18/2012 6:30 AM 0.00 0.0 M 0.0 M
3/19/2012 6:30 AM 0.00 0.0 M 0.0 M Soil Temp 61F at 4 inches under sod
3/20/2012 6:30 AM 0.17 0.0 M 0.0 M
3/21/2012 6:30 AM 0.00 0.0 M 0.0 M
3/22/2012 6:30 AM 0.00 0.0 M 0.0 M
3/23/2012 6:30 AM 0.07 0.0 M 0.0 M
3/24/2012 6:30 AM T 0.0 M 0.0 M Some rain in area, just not much over the rain gauge.
3/25/2012 6:30 AM 0.00 0.0 M 0.0 M
3/26/2012 6:30 AM T 0.0 M 0.0 M Brief shower started at 5:15 am
3/27/2012 6:30 AM 0.00 0.0 M 0.0 M
3/28/2012 6:30 AM 0.00 0.0 M 0.0 M
3/29/2012 6:30 AM 0.00 0.0 M 0.0 M NO frost. Temps in the mid-30's, clear to thin cirrus skies, and low 30's dewpoints would normally have frost in some spots on roofs but wind was enough to keep surface temperatures above freezing.
3/30/2012 6:30 AM 0.17 0.0 M 0.0 M Thunderstorm with CG lightning nearby
3/31/2012 6:30 AM 0.00 0.0 M 0.0 M
4/1/2012 6:30 AM 0.03 0.0 M 0.0 M Thunderstorm during the night with elevated CC lightning
4/2/2012 6:30 AM 0.00 0.0 M 0.0 M
4/3/2012 6:30 AM 0.00 0.0 M 0.0 M
4/4/2012 6:30 AM 0.00 0.0 M 0.0 M
4/5/2012 6:30 AM 0.00 0.0 M 0.0 M
4/6/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on roofs and light frost on grass
4/7/2012 6:30 AM 0.00 0.0 M 0.0 M
4/8/2012 6:30 AM T 0.0 M 0.0 M A few spots of frost
4/9/2012 6:30 AM T 0.0 M 0.0 M
4/10/2012 6:30 AM 0.00 0.0 M 0.0 M
4/11/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on ground
4/12/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on ground
4/13/2012 6:30 AM 0.00 0.0 M 0.0 M
4/14/2012 6:30 AM T 0.0 M 0.0 M
4/15/2012 6:30 AM 1.41 0.0 M 0.0 M Rain, heavy at times,C-C lightning but not much effects of wind
4/16/2012 6:30 AM 0.22 0.0 M 0.0 M Brief, fast moving thundershower early afternoon. More widespread rain and lightning in evening.
4/17/2012 6:30 AM 0.01 0.0 M 0.0 M Frost on grass and roofs
4/18/2012 6:30 AM 0.00 0.0 M 0.0 M
4/19/2012 6:30 AM 0.00 0.0 M 0.0 M Rain shower in Rockford just before 7:00 am
4/20/2012 6:30 AM 0.41 0.0 M 0.0 M
4/21/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on grass in open areas. Ice in bird baths.
4/22/2012 6:30 AM 0.00 0.0 M 0.0 M
4/23/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on grass in open areas
4/24/2012 6:30 AM 0.00 0.0 M 0.0 M
4/25/2012 6:30 AM T 0.0 M 0.0 M Light rain started just before observation
4/26/2012 6:30 AM 0.07 0.0 M 0.0 M
4/27/2012 6:30 AM 0.00 0.0 M 0.0 M Hard Freeze at 30F. Ice on bird baths. Hope the plants like grapes and other fruits don't give up.
4/28/2012 6:30 AM 0.22 0.0 M 0.0 M
4/29/2012 6:30 AM 0.04 0.0 M 0.0 M
4/30/2012 6:30 AM 0.33 0.0 M 0.0 M
5/1/2012 6:30 AM 0.01 0.0 M 0.0 M
5/2/2012 6:10 AM 0.12 0.0 M 0.0 M Elevated T-storm with C-C lightning at 2:00 am. Observation taken just before another line of rain started.
5/3/2012 6:30 AM 0.09 0.0 M 0.0 M
5/4/2012 6:30 AM 0.20 0.0 M 0.0 M Elevated T-storm about 1:00 am
5/5/2012 6:30 AM 0.00 0.0 M 0.0 M
5/6/2012 6:30 AM T 0.0 M 0.0 M Mist yesteday morning
5/7/2012 6:30 AM 0.05 0.0 M 0.0 M Light rain at observation. T-showers yesterday morning.
5/8/2012 6:30 AM 0.04 0.0 M 0.0 M
5/9/2012 6:30 AM 0.01 0.0 M 0.0 M At least two light showers
5/10/2012 6:30 AM 0.00 0.0 M 0.0 M Light frost on roofs at daybreak
5/11/2012 6:30 AM 0.00 0.0 M 0.0 M
5/12/2012 6:30 AM T 0.0 M 0.0 M A few drops of rain - approx 10 drops per sq ft
5/13/2012 6:30 AM 0.00 0.0 M 0.0 M
5/14/2012 6:30 AM 0.00 0.0 M 0.0 M
5/15/2012 6:30 AM 0.00 0.0 M 0.0 M
5/16/2012 6:30 AM 0.01 0.0 M 0.0 M Quick line of thunderstorms late yesterday afternoon with more virga than rain that reached the surface
5/17/2012 6:30 AM 0.00 0.0 M 0.0 M
5/18/2012 6:30 AM 0.00 0.0 M 0.0 M
5/19/2012 6:30 AM 0.00 0.0 M 0.0 M
5/20/2012 6:30 AM 0.00 0.0 M 0.0 M
5/21/2012 6:30 AM T 0.0 M 0.0 M A few drops of rain while hearing thunder to the south late yesterday afternoon. Grass went from green toward brown over the weekend.
5/22/2012 6:30 AM 0.00 0.0 M 0.0 M
5/23/2012 6:30 AM 0.00 0.0 M 0.0 M
5/24/2012 6:30 AM 0.00 0.0 M 0.0 M
5/25/2012 6:30 AM 0.19 0.0 M 0.0 M Quick moving thunderstorm from about 10:40 to 11:15 pm CDT
5/26/2012 6:30 AM 0.47 0.0 M 0.0 M Light rain during the day. Fairly steady progression of t-storms from 3:00 am until 7:00. Probably what knocked out internet service. C-C and C-G lightning.
5/27/2012 6:30 AM 0.32 0.0 M 0.0 M
5/28/2012 6:30 AM 0.00 0.0 M 0.0 M
5/29/2012 6:30 AM T 0.0 M 0.0 M A trace in the morning and again in the evening. Evening trace accompanied by strong gust that took down electric power wire for 66 homes.
5/30/2012 6:30 AM 0.00 0.0 M 0.0 M
5/31/2012 6:30 AM 0.17 0.0 M 0.0 M
6/1/2012 6:30 AM 0.67 0.0 M 0.0 M
6/2/2012 6:30 AM 0.00 0.0 M 0.0 M
6/3/2012 6:30 AM 0.00 0.0 M 0.0 M
6/4/2012 6:30 AM T 0.0 M 0.0 M A few drops at about 9:00 pm last night
6/5/2012 6:30 AM 0.00 0.0 M 0.0 M
6/6/2012 6:30 AM 0.00 0.0 M 0.0 M
6/7/2012 6:30 AM 0.00 0.0 M 0.0 M
6/8/2012 6:30 AM 0.00 0.0 M 0.0 M
6/9/2012 6:30 AM 0.00 0.0 M 0.0 M Black raspberries are reaady 3 weeks early
6/10/2012 6:30 AM 0.00 0.0 M 0.0 M
6/11/2012 6:30 AM 0.00 0.0 M 0.0 M
6/12/2012 6:30 AM 0.12 0.0 M 0.0 M
6/13/2012 6:30 AM 0.00 0.0 M 0.0 M
6/14/2012 6:30 AM 0.00 0.0 M 0.0 M
6/15/2012 6:30 AM 0.00 0.0 M 0.0 M
6/16/2012 6:30 AM 0.00 0.0 M 0.0 M
6/17/2012 6:30 AM 0.45 0.0 M 0.0 M 0.28 in late morning, brief shower mid afternoon, remainder sometime during the night
6/18/2012 6:30 AM 0.00 0.0 M 0.0 M
6/19/2012 6:30 AM 0.00 0.0 M 0.0 M
6/20/2012 6:30 AM 0.00 0.0 M 0.0 M
6/21/2012 6:30 AM T 0.0 M 0.0 M Mist falling at observation
6/22/2012 6:30 AM T 0.0 M 0.0 M Trace from mist during and shortly after yesterday's observation. Gauge was dry at observation except for dew.
6/23/2012 6:30 AM 0.00 0.0 M 0.0 M
6/24/2012 6:30 AM 0.00 0.0 M 0.0 M
6/25/2012 6:30 AM 0.00 0.0 M 0.0 M
6/26/2012 6:30 AM 0.00 0.0 M 0.0 M
6/27/2012 6:30 AM 0.00 0.0 M 0.0 M
6/28/2012 6:30 AM 0.00 0.0 M 0.0 M
6/29/2012 6:30 AM 0.00 0.0 M 0.0 M
6/30/2012 6:30 AM 0.03 0.0 M 0.0 M Thunderstorms were to the south. Just light rain at this station.
7/1/2012 6:30 AM 0.00 0.0 M 0.0 M
7/2/2012 6:30 AM 0.00 0.0 M 0.0 M
7/3/2012 6:30 AM 0.00 0.0 M 0.0 M
7/4/2012 6:30 AM 0.00 0.0 M 0.0 M
7/5/2012 6:30 AM 0.00 0.0 M 0.0 M
7/6/2012 6:30 AM 0.00 0.0 M 0.0 M
7/7/2012 6:30 AM 0.00 0.0 M 0.0 M
7/8/2012 6:30 AM 0.00 0.0 M 0.0 M
7/9/2012 6:30 AM 0.00 0.0 M 0.0 M
7/10/2012 6:30 AM 0.00 0.0 M 0.0 M
7/11/2012 6:30 AM 0.00 0.0 M 0.0 M
7/12/2012 6:30 AM 0.00 0.0 M 0.0 M
7/13/2012 6:30 AM 0.00 0.0 M 0.0 M
7/14/2012 6:30 AM 0.09 0.0 M 0.0 M 0.02 during mid yesterday thundershower, remainder this morning shortly before observation. Very light rain continues.
7/15/2012 6:30 AM T 0.0 M 0.0 M Trace is continuation of very light rain from yesterday's observation
7/16/2012 6:30 AM 0.00 0.0 M 0.0 M
7/17/2012 6:30 AM 0.00 0.0 M 0.0 M
7/18/2012 6:30 AM 0.00 0.0 M 0.0 M
7/19/2012 6:30 AM 0.91 0.0 M 0.0 M One main thunderstorm with 3 lesser storms to spread the rain out and let it all soak in.
7/20/2012 6:30 AM T 0.0 M 0.0 M Drizzle observed at 2:30am
7/24/2012 6:30 AM 0.62 0.0 M 0.0 M High winds from north broke 5 inch limbs at station. Other damage within 2 miles reported on scanner. Raining at observation.
7/25/2012 6:30 AM 0.11 0.0 M 0.0 M Rain amount a combination of tail end of yeserday morning and a shower about 3:00am this morning
7/26/2012 6:10 AM 0.03 0.0 M 0.0 M Near continuous lightning to the north 1:00 am to 2:00 am
7/27/2012 6:30 AM 0.15 0.0 M 0.0 M
7/28/2012 6:30 AM 0.00 0.0 M 0.0 M Heavy dew
7/29/2012 6:30 AM 0.00 0.0 M 0.0 M
7/30/2012 6:30 AM 0.02 0.0 M 0.0 M Intermittent light sprinkles throughout the afternoon and evening. Garden soil is dry powder at least the first 10 inches.
7/31/2012 6:30 AM 0.20 0.0 M 0.0 M Pea sized hail in 1:30 am line of thunderstorms
8/1/2012 6:30 AM 0.00 0.0 M 0.0 M
8/2/2012 6:30 AM 0.00 0.0 M 0.0 M
8/3/2012 6:30 AM 0.00 0.0 M 0.0 M
8/4/2012 6:30 AM 0.00 0.0 M 0.0 M Hazy sunshine at observation
8/5/2012 6:30 AM 0.19 0.0 M 0.0 M Fast thunderstorm with some wind but not enough rain.
8/6/2012 6:30 AM 0.00 0.0 M 0.0 M
8/7/2012 6:30 AM 0.00 0.0 M 0.0 M
8/8/2012 6:30 AM 0.00 0.0 M 0.0 M Patches of ground fog come and go
8/9/2012 6:30 AM 0.07 0.0 M 0.0 M More rain appeared to go to the south by Rockford again
8/10/2012 6:30 AM 0.30 0.0 M 0.0 M
8/11/2012 6:10 AM 0.00 0.0 M 0.0 M
8/12/2012 6:30 AM 0.00 0.0 M 0.0 M
8/13/2012 6:30 AM T 0.0 M 0.0 M
8/14/2012 6:30 AM 0.12 0.0 M 0.0 M Intermittent ground fog
8/15/2012 6:30 AM 0.00 0.0 M 0.0 M A few drops on the windshield on the way to work but dry at station observation.
8/16/2012 6:30 AM T 0.0 M 0.0 M
8/17/2012 6:30 AM 0.41 0.0 M 0.0 M Thunderstorms started shortly after yesterday's observation
8/18/2012 6:30 AM 0.00 0.0 M 0.0 M
8/19/2012 6:30 AM 0.00 0.0 M 0.0 M
8/20/2012 6:30 AM 0.00 0.0 M 0.0 M Spotty, light, shallow ground fog at observation. Showers nearby yesterday evening but dry at station.
8/21/2012 6:30 AM 0.00 0.0 M 0.0 M
8/22/2012 6:30 AM 0.00 0.0 M 0.0 M
8/23/2012 6:30 AM 0.00 0.0 M 0.0 M Showers seen to north and east at observation but nothing close.
8/24/2012 6:30 AM 0.00 0.0 M 0.0 M
8/25/2012 6:30 AM 0.00 0.0 M 0.0 M
8/26/2012 6:30 AM 0.00 0.0 M 0.0 M
8/27/2012 6:30 AM 0.86 0.0 M 0.0 M Fog visibility improving to 1/4 mile at observation time
8/28/2012 6:30 AM 0.00 0.0 M 0.0 M
8/29/2012 6:30 AM 0.00 0.0 M 0.0 M
8/30/2012 6:30 AM 0.00 0.0 M 0.0 M
8/31/2012 6:30 AM 0.00 0.0 M 0.0 M
9/1/2012 6:30 AM 0.00 0.0 M 0.0 M
9/2/2012 6:30 AM 0.14 0.0 M 0.0 M
9/3/2012 6:30 AM 0.00 0.0 M 0.0 M
9/4/2012 6:30 AM 0.12 0.0 M 0.0 M This station caught the southern edge of a thundershower yesterday evening.
9/5/2012 6:30 AM 0.75 0.0 M 0.0 M High winds at 9:20pm last night with heavy rain starting at 9:35pm. Rain this morning started at 5:25 am. Thundestorms both times. Continued rain at observation.
9/6/2012 6:30 AM 0.10 0.0 M 0.0 M 25% coverage shallow ground fog
9/7/2012 6:30 AM 0.02 0.0 M 0.0 M Raining at observation
9/8/2012 6:30 AM 0.13 M M M M
9/9/2012 6:30 AM 0.14 0.0 M 0.0 M
9/10/2012 6:30 AM 0.00 0.0 M M M
9/11/2012 6:30 AM 0.00 0.0 M 0.0 M
9/12/2012 6:30 AM 0.00 0.0 M M M
9/13/2012 6:30 AM 0.00 0.0 M M M
9/14/2012 6:30 AM 0.23 0.0 M 0.0 M
9/15/2012 6:30 AM 0.00 0.0 M 0.0 M
9/16/2012 6:30 AM 0.00 0.0 M 0.0 M
9/17/2012 6:30 AM 0.00 0.0 M 0.0 M
9/18/2012 6:30 AM 0.21 0.0 M 0.0 M
9/19/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on roofs and tall grass shielded from warm ground. Dew on lawn was not frozen.
9/20/2012 6:30 AM 0.01 0.0 M 0.0 M Brief thundershower about 9:15 pm yesterday
9/21/2012 6:30 AM 0.00 0.0 M 0.0 M
9/22/2012 6:30 AM 0.35 0.0 M 0.0 M
9/23/2012 6:30 AM 0.01 0.0 M 0.0 M Frost on open grass and roofs
9/24/2012 6:30 AM 0.00 0.0 M 0.0 M Frost on grass
9/25/2012 6:30 AM 0.00 0.0 M 0.0 M
9/26/2012 6:30 AM 0.00 0.0 M M M
9/27/2012 6:30 AM 0.00 0.0 M M M
9/28/2012 6:30 AM 0.00 0.0 M 0.0 M Light frost on roofs
9/29/2012 6:30 AM 0.00 0.0 M 0.0 M
9/30/2012 6:30 AM 0.00 0.0 M 0.0 M Light ground fog



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/21/2012 7/23/2012 6:30 AM 3 0.01 0.0 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