Station Overview Station Location
Station Number NY-ER-72 Latitude 43.01368
Station Name Tonawanda 3.1 NE Longitude -78.82959
County Erie Elevation (ft) 570



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 3.37 3.64 31 3.64 31 0.00 0 0 17 0 0.0 0 0
Nov 10 3.69 3.06 29 3.06 29 0.00 0 0 10 5 0.0 0 0
Dec 10 3.46 2.84 30 2.83 28 0.01 2 1 19 8 17.4 12 13
Jan 11 2.79 2.55 29 2.15 26 0.40 3 1 22 2 24.8 19 5
Feb 11 2.36 2.23 22 2.23 22 0.00 0 0 13 5 23.9 10 1
March 11 2.80 7.30 31 7.30 31 0.00 0 0 17 3 10.5 8 0
April 11 3.17 4.10 29 4.10 29 0.00 0 0 16 2 0.9 2 0
May 11 3.21 5.30 21 5.30 21 0.00 0 0 8 0 0.0 0 0
June 11 3.59 2.91 14 2.91 14 0.00 0 0 8 0 0.0 0 0
July 11 3.51 2.28 25 2.28 25 0.00 0 0 7 0 0.0 0 0
Aug 11 3.12 3.38 30 3.36 26 0.02 4 1 14 1 0.0 0 0
Sept 11 3.75 4.36 30 4.01 23 0.35 7 1 14 0 0.0 0 0
Water Year Totals: 38.82" 43.95" 321 days 43.17" 305 0.78" 16 days 4 165 days 26 days 77.5" 51 days 19 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 0.25
10/2/2010 0.00
10/3/2010 0.39
10/4/2010 0.16
10/5/2010 0.27
10/6/2010 0.39
10/7/2010 0.06
10/8/2010 0.00
10/9/2010 0.00
10/10/2010 0.00
10/11/2010 0.00
10/12/2010 0.30
10/13/2010 0.00
10/14/2010 0.06
10/15/2010 0.17
10/16/2010 0.03
10/17/2010 0.00
10/18/2010 0.00
10/19/2010 0.00
10/20/2010 0.00
10/21/2010 0.65
10/22/2010 0.08
10/23/2010 0.01
10/24/2010 0.32
10/25/2010 0.07
10/26/2010 0.06
10/27/2010 0.37
10/28/2010 0.00
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.00
11/1/2010 T
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.08
11/5/2010 0.33
11/6/2010 0.18
11/7/2010
11/8/2010 0.00
11/9/2010 0.00
11/10/2010 0.00
11/11/2010 0.00
11/12/2010 0.00
11/13/2010 0.00
11/14/2010 0.00
11/15/2010 0.01
11/16/2010 0.00
11/17/2010 0.92
11/18/2010 0.04
11/19/2010 T
11/20/2010 0.00
11/21/2010 0.00
11/22/2010 0.00
11/23/2010 0.96
11/24/2010 0.01
11/25/2010 T
11/26/2010 0.50
11/27/2010 T
11/28/2010 T
11/29/2010 0.00
11/30/2010 0.03
12/1/2010 1.15
12/2/2010 0.28
12/3/2010 T
12/4/2010 0.02
12/5/2010 0.01
12/6/2010 0.16
12/7/2010 0.21
12/8/2010 0.01
12/9/2010 T
12/10/2010 T
12/11/2010 T
12/12/2010 0.12
12/13/2010 0.42
12/14/2010 0.18
12/15/2010 0.09
12/16/2010 T
12/17/2010 0.01
12/18/2010 0.07
12/19/2010 0.01
12/20/2010 0.02
12/21/2010 0.03
12/22/2010 0.00
12/23/2010 0.01
12/24/2010 0.01
12/25/2010
12/26/2010 0.02
12/27/2010 **
12/28/2010 0.01
12/29/2010 T
12/30/2010 T
12/31/2010 T
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.05
1/2/2011 0.45
1/3/2011 0.01
1/4/2011 0.09
1/5/2011 0.06
1/6/2011 T
1/7/2011 0.15
1/8/2011 T
1/9/2011 0.05
1/10/2011 0.02
1/11/2011 0.00
1/12/2011 0.36
1/13/2011 0.06
1/14/2011 0.03
1/15/2011
1/16/2011 0.15
1/17/2011 0.00
1/18/2011 0.02
1/19/2011 0.18
1/20/2011 0.08
1/21/2011 0.14
1/22/2011 0.01
1/23/2011 0.16
1/24/2011 M
1/25/2011 0.03
1/26/2011 0.02
1/27/2011 0.01
1/28/2011 0.02
1/29/2011 **
1/30/2011 **
1/31/2011 0.40
2/1/2011 0.06
2/2/2011 0.54
2/3/2011 0.18
2/4/2011
2/5/2011
2/6/2011 0.36
2/7/2011 0.01
2/8/2011 0.16
2/9/2011 T
2/10/2011 T
2/11/2011 T
2/12/2011
2/13/2011
2/14/2011 0.00
2/15/2011
2/16/2011 0.00
2/17/2011 T
2/18/2011 0.02
2/19/2011 0.01
2/20/2011 0.04
2/21/2011 0.21
2/22/2011 T
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 0.10
2/26/2011 0.38
2/27/2011 0.16
2/28/2011
3/1/2011 0.22
3/2/2011 0.00
3/3/2011 T
3/4/2011 1.50
3/5/2011 0.09
3/6/2011 1.54
3/7/2011 0.06
3/8/2011 0.00
3/9/2011 0.79
3/10/2011 0.79
3/11/2011 0.75
3/12/2011 0.17
3/13/2011 0.05
3/14/2011 0.01
3/15/2011 0.05
3/16/2011 0.05
3/17/2011 0.00
3/18/2011 0.00
3/19/2011 0.00
3/20/2011 0.00
3/21/2011 0.42
3/22/2011 T
3/23/2011 0.26
3/24/2011 0.36
3/25/2011 T
3/26/2011 0.00
3/27/2011 0.00
3/28/2011 0.00
3/29/2011 0.00
3/30/2011 0.00
3/31/2011 0.19
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.03
4/2/2011 0.00
4/3/2011 0.00
4/4/2011 0.32
4/5/2011 0.38
4/6/2011 T
4/7/2011 0.00
4/8/2011 0.00
4/9/2011 0.00
4/10/2011 0.00
4/11/2011 T
4/12/2011 0.48
4/13/2011 0.04
4/14/2011 0.00
4/15/2011 0.00
4/16/2011 0.10
4/17/2011 0.98
4/18/2011 0.01
4/19/2011 0.12
4/20/2011 0.83
4/21/2011 0.10
4/22/2011 0.00
4/23/2011 0.52
4/24/2011 0.02
4/25/2011 0.00
4/26/2011
4/27/2011 0.09
4/28/2011 0.07
4/29/2011 0.01
4/30/2011 0.00
5/1/2011 0.00
5/2/2011 0.33
5/3/2011 0.18
5/4/2011 0.94
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 0.00
5/11/2011 0.00
5/12/2011 0.00
5/13/2011 0.00
5/14/2011 0.00
5/15/2011 0.72
5/16/2011 1.20
5/17/2011
5/18/2011 0.37
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011 1.07
5/28/2011
5/29/2011 0.00
5/30/2011 0.49
5/31/2011 0.00
6/1/2011
6/2/2011 0.00
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011 0.17
6/8/2011 0.01
6/9/2011 0.00
6/10/2011
6/11/2011
6/12/2011 0.06
6/13/2011
6/14/2011 0.12
6/15/2011 0.00
6/16/2011
6/17/2011 0.04
6/18/2011
6/19/2011 0.00
6/20/2011 0.00
6/21/2011 0.00
6/22/2011 1.56
6/23/2011 0.47
6/24/2011
6/25/2011 0.48
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
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 0.96
7/8/2011 0.00
7/9/2011
7/10/2011 0.00
7/11/2011 0.00
7/12/2011
7/13/2011 0.00
7/14/2011
7/15/2011 0.00
7/16/2011
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.01
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.76
7/25/2011 0.00
7/26/2011 0.23
7/27/2011 0.00
7/28/2011
7/29/2011 0.10
7/30/2011 0.11
7/31/2011 0.11
8/1/2011 0.03
8/2/2011 0.08
8/3/2011 0.03
8/4/2011 0.08
8/5/2011
8/6/2011 0.00
8/7/2011 0.00
8/8/2011 0.34
8/9/2011 0.00
8/10/2011 0.43
8/11/2011 0.08
8/12/2011 0.00
8/13/2011 0.01
8/14/2011 0.00
8/15/2011 0.46
8/16/2011 **
8/17/2011 **
8/18/2011 **
8/19/2011 0.02
8/20/2011 0.00
8/21/2011 0.60
8/22/2011 0.34
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.68
8/26/2011 0.01
8/27/2011 T
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.19
8/31/2011 0.00
9/1/2011 0.13
9/2/2011 0.05
9/3/2011 0.00
9/4/2011 0.14
9/5/2011 0.41
9/6/2011 0.01
9/7/2011 0.06
9/8/2011 0.05
9/9/2011 0.01
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 **
9/14/2011 **
9/15/2011 **
9/16/2011 **
9/17/2011 **
9/18/2011 **
9/19/2011 0.35
9/20/2011 0.44
9/21/2011 0.00
9/22/2011 0.47
9/23/2011 0.00
9/24/2011 0.90
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.63
9/29/2011 0.05
9/30/2011 0.66



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 6:00 AM 0.25 M M M M
10/2/2010 8:45 AM 0.00 0.0 M M M
10/3/2010 8:00 AM 0.39 M M M M
10/4/2010 6:00 AM 0.16 M M M M
10/5/2010 6:30 AM 0.27 M M M M
10/6/2010 7:00 AM 0.39 M M M M
10/7/2010 7:00 AM 0.06 M 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 6:00 AM 0.00 0.0 M M M
10/11/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00 On 10/10/10, 1st of the year widespread neighborhood frost on the grass; had to scrape the windshied for the 1st time
10/12/2010 7:00 AM 0.30 M M M M A few T storms passing by after 4:10 pm on 10/11/2010
10/13/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00 2nd frost of the Fall this a.m.
10/14/2010 7:00 AM 0.06 M M M M
10/15/2010 6:00 AM 0.17 M M M M
10/16/2010 7:00 AM 0.03 M 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 0.00 0.0 0.00
10/19/2010 7:00 AM 0.00 0.0 M M M
10/20/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
10/21/2010 7:00 AM 0.65 0.0 0.00 0.0 0.00
10/22/2010 7:00 AM 0.08 0.0 0.00 0.0 0.00
10/23/2010 7:00 AM 0.01 0.0 0.00 0.0 0.00
10/24/2010 7:00 AM 0.32 0.0 0.00 0.0 0.00
10/25/2010 7:00 AM 0.07 0.0 0.00 0.0 0.00
10/26/2010 7:00 AM 0.06 0.0 0.00 0.0 0.00
10/27/2010 7:00 AM 0.37 0.0 0.00 0.0 0.00 Clouds rushed in at 5:41 pm and rain by 5:45 on 10/26. Winds risng sharply and temps dropping from 75 to 67 by 6pm.
10/28/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
10/29/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
10/30/2010 6:30 AM 0.00 0.0 0.00 0.0 0.00
10/31/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/1/2010 7:00 AM T 0.0 0.00 0.0 0.00
11/2/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/3/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/4/2010 7:30 AM 0.08 0.0 0.00 0.0 0.00
11/5/2010 7:00 AM 0.33 0.0 0.00 0.0 0.00
11/6/2010 7:00 AM 0.18 0.0 0.00 0.0 0.00
11/8/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/9/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/10/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/11/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/12/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/13/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/14/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/15/2010 7:00 AM 0.01 0.0 0.00 0.0 0.00
11/16/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/17/2010 6:30 AM 0.92 0.0 0.00 0.0 0.00
11/18/2010 7:00 AM 0.04 0.0 0.00 0.0 0.00
11/19/2010 7:00 AM T 0.0 0.00 0.0 0.00
11/20/2010 6:00 AM 0.00 0.0 0.00 0.0 0.00
11/21/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/22/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/23/2010 7:00 AM 0.96 0.0 0.00 0.0 0.00 T-storm begins approx. 3:35 a.m. on 11/23.
11/24/2010 7:00 AM 0.01 0.0 0.00 0.0 0.00
11/25/2010 7:00 AM T 0.0 0.00 0.0 0.00
11/26/2010 7:00 AM 0.50 0.0 0.00 0.0 0.00
11/27/2010 7:00 AM T 0.0 0.00 0.0 0.00 Both a trace of Snow & a trace of rain in past 24 hours. No snow accumulation.
11/28/2010 7:00 AM T T 0.00 0.0 0.00 A few flakes flying, the afternoon of the 27th, but no accumulation
11/29/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/30/2010 7:00 AM 0.03 0.0 0.00 0.0 0.00
12/1/2010 7:00 AM 1.15 0.0 0.00 0.0 0.00
12/2/2010 7:00 AM 0.28 1.2 0.18 1.0 0.04 On 12/1/2010, .04 rain fell between 7am and 8:45am. Then it snowed for several hours, midday, adding .24 melted snow in the rain guage for a total of .28. Grassy patches on the lawn today (12/2).
12/3/2010 8:15 AM T 0.0 0.00 0.5 0.04 Trace of snow.50/50 Grass/Snow on the lawn
12/4/2010 6:30 AM 0.02 0.1 0.02 0.1 0.02 Dusting of snow overnight.
12/5/2010 7:30 AM 0.01 0.1 0.01 0.5 0.01
12/6/2010 7:30 AM 0.16 3.8 0.25 3.9 0.25
12/7/2010 7:00 AM 0.21 3.8 0.30 7.2 0.59
12/8/2010 7:30 AM 0.01 0.2 0.01 5.5 0.58 Blowing snow
12/9/2010 7:00 AM T T M M M Windy conditions.
12/10/2010 7:00 AM T T M M M
12/11/2010 7:00 AM T T M M M
12/12/2010 7:00 AM 0.12 0.0 M M M
12/13/2010 7:00 AM 0.42 T M 0.5 M 0.42" rain in the rain guage at 9 p.m. on the 12th. Lawns are 50% or more grass covered with remaining snow turned to rock solid ice after the rains and dropping temps. Estimate this snow on ground to be 1/2". Only a Trace new snow @ this report.
12/14/2010 7:00 AM 0.18 3.0 0.26 3.0 0.26 Blowing & drifting of very light snow. Plus, I dropped the rain guage before measurement! Roofs 50% clear with blowing snow. New snow meASUREMENT estimated.
12/15/2010 7:00 AM 0.09 2.0 0.15 4.5 0.45 Snow totals in this report have the proverbial asterisk! Although it snowed all during the daylight hours, the light, powdery stuff blew and drifted all over the place in the steady & gusting winds. Totals could easily have been 2x the amount reported.
12/16/2010 7:00 AM T T M M M Very windy conditions may have affected reported measurements.
12/17/2010 7:00 AM 0.01 T M M M Windy conditions making snow measurements difficult.
12/18/2010 7:00 AM 0.07 2.0 0.08 5.5 0.57 Windy conditions affecting snow reports.
12/19/2010 9:00 AM 0.01 T M M M Windy conditions, again, affects snowfall totals.
12/20/2010 3:00 AM 0.02 0.3 0.20 3.5 0.45
12/21/2010 7:00 AM 0.03 0.8 M M M
12/22/2010 8:30 AM 0.00 0.0 M M M
12/23/2010 7:30 AM 0.01 T M M M
12/24/2010 7:30 AM 0.01 T M M M
12/26/2010 10:00 AM 0.02 0.1 M M M
12/29/2010 7:00 AM T T T 3.0 0.36
12/30/2010 7:00 AM T T M M M
12/31/2010 7:00 AM T M M M M
1/1/2011 7:00 AM 0.05 0.0 M 0.0 M No snow on the ground except a few small piles at the end of the driveway.
1/2/2011 8:30 AM 0.45 T M 0.0 M
1/3/2011 6:00 AM 0.01 0.1 0.02 0.1 0.02
1/4/2011 7:00 AM 0.09 1.5 0.11 M M
1/5/2011 7:00 AM 0.06 0.5 0.05 M M
1/6/2011 8:00 AM T T M M M
1/7/2011 6:00 AM 0.15 2.6 0.17 M M
1/8/2011 7:00 AM T T M M M
1/9/2011 7:00 AM 0.05 0.9 M M M
1/10/2011 7:00 AM 0.02 0.1 0.03 4.3 0.80
1/11/2011 7:00 AM 0.00 0.0 M M M
1/12/2011 7:00 AM 0.36 4.5 0.36 8.2 1.01
1/13/2011 7:00 AM 0.06 4.0 M M M
1/14/2011 7:00 AM 0.03 1.0 0.03 M M
1/16/2011 1:00 PM 0.15 2.0 M M M
1/17/2011 9:30 AM 0.00 0.0 M M M
1/18/2011 7:00 AM 0.02 0.1 M M M Approx 0.10" mixed precipitation on ground. Surfaces more "crunchy" than slick.
1/19/2011 6:00 AM 0.18 0.1 0.10 6.0 1.50 Car windshield covered .10 in. approx with frozen mixed precip.
1/20/2011 7:00 AM 0.08 0.5 M M M
1/21/2011 7:00 AM 0.14 1.0 M M M
1/22/2011 7:00 AM 0.01 T M M M High winds prevented an accurate snow total
1/23/2011 7:00 AM 0.16 4.5 M M M
1/24/2011 7:00 AM M 0.5 0.03 M M Well, go figure..When I put (very) warm water in the rain guage to melt the snow, I ended up with a "poof" of water vapor and then measured out less water than I put in! Backyard temp = -9.8.
1/25/2011 7:00 AM 0.03 0.5 M M M
1/26/2011 7:00 AM 0.02 0.1 M 9.5 2.10 Very light mixed precip
1/27/2011 7:00 AM 0.01 T M M M
1/28/2011 7:00 AM 0.02 0.3 M M M
2/1/2011 8:45 AM 0.06 0.5 M 9.5 1.80 Data before the 2/1/2011 storm
2/2/2011 8:00 AM 0.54 2.5 M M M Snow and mixed precip.
2/3/2011 6:00 AM 0.18 4.0 M M M
2/6/2011 10:00 AM 0.36 3.0 M M M
2/7/2011 8:45 AM 0.01 T M M M
2/8/2011 6:00 AM 0.16 1.0 M M M
2/9/2011 7:00 AM T T M M M
2/10/2011 7:00 AM T T M M M
2/11/2011 7:00 AM T T M M M
2/14/2011 7:00 AM 0.00 0.0 M M M
2/16/2011 6:00 AM 0.00 0.0 M M M
2/17/2011 6:00 AM T T M M M Very brief mixed precip
2/18/2011 7:00 AM 0.02 0.0 M M M
2/19/2011 7:00 AM 0.01 T M M M
2/20/2011 7:00 AM 0.04 0.6 M M M Very windy conditions on the 19th...20-25mph with gusts in the mid 40's made measuring new snow difficult today.
2/21/2011 7:00 AM 0.21 2.0 M M M
2/22/2011 7:00 AM T T M M M
2/23/2011 6:00 AM 0.00 0.0 M M M
2/24/2011 6:00 AM 0.00 0.0 M M M
2/25/2011 6:30 AM 0.10 0.8 M M M
2/26/2011 7:00 AM 0.38 7.0 M M M
2/27/2011 7:30 AM 0.16 2.5 M M M
3/1/2011 6:30 AM 0.22 T M M M Rain mixed with a little snow
3/2/2011 8:30 AM 0.00 0.0 M M M
3/3/2011 6:00 AM T T M M M
3/4/2011 7:00 AM 1.50 M M M M
3/5/2011 7:00 AM 0.09 0.0 M M M
3/6/2011 6:30 AM 1.54 2.0 M M M
3/7/2011 6:30 AM 0.06 1.0 M M M
3/8/2011 7:00 AM 0.00 0.0 M M M
3/9/2011 6:00 AM 0.79 M M M M
3/10/2011 7:00 AM 0.79 T M M M Snow, sleet, mixed precip & rain!
3/11/2011 7:00 AM 0.75 0.1 M M M Rain & snow; windy
3/12/2011 7:00 AM 0.17 0.5 M M M
3/13/2011 7:00 AM 0.05 T M M M
3/14/2011 7:00 AM 0.01 0.1 M M M
3/15/2011 6:00 AM 0.05 M M M M
3/16/2011 7:00 AM 0.05 0.0 M M M
3/17/2011 6:00 AM 0.00 0.0 M M M
3/18/2011 7:00 AM 0.00 0.0 M M M
3/19/2011 7:00 AM 0.00 0.0 M M M
3/20/2011 7:00 AM 0.00 0.0 M M M
3/21/2011 7:00 AM 0.42 0.0 M M M
3/22/2011 6:00 AM T M M M M Trace of sleet
3/23/2011 7:00 AM 0.26 3.5 M M M
3/24/2011 7:00 AM 0.36 3.0 M M M
3/25/2011 7:00 AM T T M M M
3/26/2011 6:00 AM 0.00 0.0 M M M
3/27/2011 6:00 AM 0.00 0.0 M M M
3/28/2011 7:00 AM 0.00 0.0 M M M
3/29/2011 7:00 AM 0.00 0.0 M M M
3/30/2011 7:00 AM 0.00 0.0 M M M
3/31/2011 7:00 AM 0.19 0.3 M M M
4/1/2011 7:00 AM 0.03 T M M M Light snow flurries
4/2/2011 6:00 AM 0.00 0.0 M M M
4/3/2011 7:00 AM 0.00 0.0 M M M
4/4/2011 7:00 AM 0.32 M M M M T Storm approx 5 a.m.
4/5/2011 7:00 AM 0.38 M M M M
4/6/2011 7:00 AM T T M M M
4/7/2011 7:00 AM 0.00 0.0 M M M
4/8/2011 7:00 AM 0.00 0.0 M M M
4/9/2011 7:00 AM 0.00 0.0 M M M
4/10/2011 7:00 AM 0.00 0.0 M M M
4/11/2011 7:00 AM T 0.0 M M M
4/12/2011 7:00 AM 0.48 M M M M
4/13/2011 7:00 AM 0.04 0.0 M M M
4/14/2011 6:00 AM 0.00 0.0 M M M
4/15/2011 6:00 AM 0.00 0.0 M M M
4/16/2011 7:00 AM 0.10 0.0 M M M
4/17/2011 6:00 AM 0.98 0.1 M M M Rain & snow!
4/18/2011 6:00 AM 0.01 0.8 M M M Rain & Snow!
4/19/2011 7:00 AM 0.12 M M M M
4/20/2011 7:00 AM 0.83 M M M M T-Storms past midnight
4/21/2011 7:00 AM 0.10 0.0 M M M
4/22/2011 6:00 AM 0.00 0.0 M M M
4/23/2011 6:00 AM 0.52 0.0 M M M
4/24/2011 6:00 AM 0.02 0.0 M M M
4/25/2011 6:00 AM 0.00 0.0 M M M
4/27/2011 6:30 AM 0.09 0.0 M M M
4/28/2011 7:00 AM 0.07 0.0 M M M
4/29/2011 7:00 AM 0.01 0.0 M M 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 M M
5/2/2011 7:00 AM 0.33 0.0 M M M
5/3/2011 7:00 AM 0.18 0.0 M M M
5/4/2011 7:00 AM 0.94 0.0 M M M
5/5/2011 6:00 AM 0.00 0.0 M M M
5/6/2011 6:30 AM 0.00 0.0 M M M
5/7/2011 6:00 AM 0.00 0.0 M M M
5/8/2011 6:00 AM 0.00 0.0 M M M
5/9/2011 6:00 AM 0.00 0.0 M M M
5/10/2011 6:30 AM 0.00 0.0 M M M
5/11/2011 6:00 AM 0.00 0.0 M M M
5/12/2011 6:00 AM 0.00 0.0 M M M
5/13/2011 6:00 AM 0.00 0.0 M M M
5/14/2011 6:30 AM 0.00 0.0 M M M
5/15/2011 6:00 AM 0.72 0.0 M M M
5/16/2011 6:00 AM 1.20 0.0 M M M
5/18/2011 7:30 AM 0.37 0.0 M M M
5/27/2011 7:00 AM 1.07 0.0 M M M
5/29/2011 5:00 AM 0.00 0.0 M M M
5/30/2011 7:00 AM 0.49 0.0 M M M T storm overnight with lots of lightening
5/31/2011 7:00 AM 0.00 0.0 M M M
6/2/2011 6:30 AM 0.00 0.0 M M M
6/7/2011 8:30 AM 0.17 M M M M
6/8/2011 6:00 AM 0.01 M M M M
6/9/2011 7:00 AM 0.00 0.0 M M M
6/12/2011 7:00 AM 0.06 M M M M
6/14/2011 6:30 AM 0.12 M M M M
6/15/2011 6:00 AM 0.00 0.0 M M M
6/17/2011 6:00 AM 0.04 M M M M
6/19/2011 7:00 AM 0.00 0.0 M M M
6/20/2011 6:00 AM 0.00 0.0 M M M
6/21/2011 6:00 AM 0.00 0.0 M M M
6/22/2011 7:00 AM 1.56 M M M M 2 T-Storms overnight, after Midnight
6/23/2011 7:00 AM 0.47 M M M M
6/25/2011 6:00 AM 0.48 M M M M
7/2/2011 7:00 AM 0.00 0.0 M M M
7/3/2011 6:00 AM 0.00 0.0 M M M
7/4/2011 6:00 AM 0.00 0.0 M M M
7/5/2011 6:00 AM 0.00 0.0 M M M
7/6/2011 6:00 AM 0.00 0.0 M M M
7/7/2011 6:00 AM 0.96 M M M M T Storm @ 3:52pm. slow moving; lots of lightening
7/8/2011 7:00 AM 0.00 0.0 M M M
7/10/2011 6:00 AM 0.00 0.0 M M M
7/11/2011 6:00 AM 0.00 0.0 M M M
7/13/2011 7:00 AM 0.00 0.0 M M M
7/15/2011 7:00 AM 0.00 0.0 M M M
7/17/2011 6:00 AM 0.00 0.0 M M M
7/18/2011 6:00 AM 0.00 0.0 M M M
7/19/2011 6:00 AM 0.01 M M M M
7/20/2011 6:00 AM 0.00 0.0 M M M
7/21/2011 6:00 AM 0.00 0.0 M M M
7/22/2011 6:00 AM 0.00 0.0 M M M
7/23/2011 6:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.76 M M M M Overnight (early a.m.) T Storm
7/25/2011 6:00 AM 0.00 0.0 M M M
7/26/2011 6:00 AM 0.23 M M M M
7/27/2011 6:00 AM 0.00 0.0 M M M
7/29/2011 6:00 AM 0.10 M M M M
7/30/2011 6:00 AM 0.11 M M M M
7/31/2011 8:00 AM 0.11 M M M M
8/1/2011 7:00 AM 0.03 M M M M
8/2/2011 7:00 AM 0.08 M M M M T-storm
8/3/2011 7:00 AM 0.03 M M M M Showers
8/4/2011 7:00 AM 0.08 M M M M
8/6/2011 7:00 AM 0.00 0.0 M M M
8/7/2011 7:00 AM 0.00 0.0 M M M
8/8/2011 7:00 AM 0.34 M M M M T-storm
8/9/2011 7:00 AM 0.00 0.0 M M M
8/10/2011 7:00 AM 0.43 M M M M
8/11/2011 7:00 AM 0.08 M M M M
8/12/2011 7:00 AM 0.00 0.0 M M M
8/13/2011 7:00 AM 0.01 M M M M
8/14/2011 6:45 AM 0.00 0.0 M M M
8/15/2011 6:45 AM 0.46 M M M M
8/20/2011 6:00 AM 0.00 0.0 M M M
8/21/2011 6:00 AM 0.60 M M M M
8/22/2011 7:00 AM 0.34 M M M M
8/23/2011 7:00 AM 0.00 0.0 M M M
8/24/2011 7:00 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.68 M M M M T-storms overnight
8/26/2011 7:00 AM 0.01 M M M M Just sprinkles
8/27/2011 7:00 AM T M M M 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 M M
8/30/2011 7:00 AM 0.19 M M M M Unexpected shower, with (1)thunder in the distance.
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 6:00 AM 0.13 M M M M Early a.m. T-Storm
9/2/2011 7:00 AM 0.05 M M M M
9/3/2011 6:00 AM 0.00 0.0 M M M
9/4/2011 7:00 AM 0.14 M M M M
9/5/2011 7:00 AM 0.41 M M M M 100% overcast & dank dawn
9/6/2011 7:00 AM 0.01 M M M M Overcast a.m.
9/7/2011 7:00 AM 0.06 M M M M
9/8/2011 7:00 AM 0.05 M M M M
9/9/2011 6:00 AM 0.01 M M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 6:00 AM 0.00 0.0 M M M
9/12/2011 6:00 AM 0.00 0.0 M M M
9/20/2011 7:00 AM 0.44 M M M M
9/21/2011 6:00 AM 0.00 0.0 M M M
9/22/2011 6:00 AM 0.47 M M M M A few claps of thunder in early eve of 9/21.
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 6:00 AM 0.90 M M M M Rain beginning approx 1 p.m. on 23rd & increasing in intensity thru the day.
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.00 0.0 M M M
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.63 M M M M
9/29/2011 7:00 AM 0.05 M M M M
9/30/2011 6:45 AM 0.66 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/27/2010 12/28/2010 9:00 AM 2 0.01 M M Windy conditions with very light snow most likely results in misleading findings. It probably snowed 2 inches of light, blowing snow on 12/27/2010.
1/29/2011 1/31/2011 7:00 AM 3 0.40 M M
8/16/2011 8/19/2011 6:00 PM 4 0.02 0.0 M
9/13/2011 9/19/2011 1:00 PM 7 0.35 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