Station Overview Station Location
Station Number NY-ER-155 Latitude 42.96789
Station Name Williamsville 0.9 WNW Longitude -78.757881
County Erie Elevation (ft) 616



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 17 3.45 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 17 3.85 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 17 3.70 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 18 2.92 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 18 2.47 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 18 2.80 2.96 30 2.96 30 0.00 0 0 12 1 19.8 7 19
April 18 3.12 4.84 28 4.83 26 0.01 2 1 15 0 1.0 1 1
May 18 3.23 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 18 3.75 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 18 3.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 18 3.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 18 3.87 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 39.68" 7.80" 58 days 7.79" 56 0.01" 2 days 1 27 days 1 days 20.8" 8 days 20 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
10/1/2017
10/2/2017
10/3/2017
10/4/2017
10/5/2017
10/6/2017
10/7/2017
10/8/2017
10/9/2017
10/10/2017
10/11/2017
10/12/2017
10/13/2017
10/14/2017
10/15/2017
10/16/2017
10/17/2017
10/18/2017
10/19/2017
10/20/2017
10/21/2017
10/22/2017
10/23/2017
10/24/2017
10/25/2017
10/26/2017
10/27/2017
10/28/2017
10/29/2017
10/30/2017
10/31/2017
11/1/2017
11/2/2017
11/3/2017
11/4/2017
11/5/2017
11/6/2017
11/7/2017
11/8/2017
11/9/2017
11/10/2017
11/11/2017
11/12/2017
11/13/2017
11/14/2017
11/15/2017
11/16/2017
11/17/2017
11/18/2017
11/19/2017
11/20/2017
11/21/2017
11/22/2017
11/23/2017
11/24/2017
11/25/2017
11/26/2017
11/27/2017
11/28/2017
11/29/2017
11/30/2017
12/1/2017
12/2/2017
12/3/2017
12/4/2017
12/5/2017
12/6/2017
12/7/2017
12/8/2017
12/9/2017
12/10/2017
12/11/2017
12/12/2017
12/13/2017
12/14/2017
12/15/2017
12/16/2017
12/17/2017
12/18/2017
12/19/2017
12/20/2017
12/21/2017
12/22/2017
12/23/2017
12/24/2017
12/25/2017
12/26/2017
12/27/2017
12/28/2017
12/29/2017
12/30/2017
12/31/2017
Day of YearDaily PrcpMultiday Prcp
1/1/2018
1/2/2018
1/3/2018
1/4/2018
1/5/2018
1/6/2018
1/7/2018
1/8/2018
1/9/2018
1/10/2018
1/11/2018
1/12/2018
1/13/2018
1/14/2018
1/15/2018
1/16/2018
1/17/2018
1/18/2018
1/19/2018
1/20/2018
1/21/2018
1/22/2018
1/23/2018
1/24/2018
1/25/2018
1/26/2018
1/27/2018
1/28/2018
1/29/2018
1/30/2018
1/31/2018
2/1/2018
2/2/2018
2/3/2018
2/4/2018
2/5/2018
2/6/2018
2/7/2018
2/8/2018
2/9/2018
2/10/2018
2/11/2018
2/12/2018
2/13/2018
2/14/2018
2/15/2018
2/16/2018
2/17/2018
2/18/2018
2/19/2018
2/20/2018
2/21/2018
2/22/2018
2/23/2018
2/24/2018
2/25/2018
2/26/2018
2/27/2018
2/28/2018
3/1/2018
3/2/2018 1.24
3/3/2018 0.00
3/4/2018 0.00
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.01
3/8/2018 0.01
3/9/2018 0.02
3/10/2018 0.09
3/11/2018 T
3/12/2018 0.00
3/13/2018 0.05
3/14/2018 0.15
3/15/2018 0.20
3/16/2018 0.15
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 0.00
3/20/2018 0.00
3/21/2018 0.00
3/22/2018 0.00
3/23/2018 0.00
3/24/2018 0.00
3/25/2018 0.00
3/26/2018 0.00
3/27/2018 0.00
3/28/2018 0.17
3/29/2018 0.01
3/30/2018 0.86
3/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.14
4/2/2018 0.00
4/3/2018 0.00
4/4/2018 0.86
4/5/2018 0.01
4/6/2018 0.04
4/7/2018 0.17
4/8/2018 **
4/9/2018 0.01
4/10/2018 0.01
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 0.17
4/14/2018 0.02
4/15/2018 0.67
4/16/2018 1.11
4/17/2018 0.97
4/18/2018 0.11
4/19/2018 0.04
4/20/2018 0.00
4/21/2018 0.00
4/22/2018 0.00
4/23/2018 0.00
4/24/2018 0.00
4/25/2018 0.21
4/26/2018 0.30
4/27/2018 0.00
4/28/2018 0.00
4/29/2018
4/30/2018
5/1/2018
5/2/2018
5/3/2018
5/4/2018
5/5/2018
5/6/2018
5/7/2018
5/8/2018
5/9/2018
5/10/2018
5/11/2018
5/12/2018
5/13/2018
5/14/2018
5/15/2018
5/16/2018
5/17/2018
5/18/2018
5/19/2018
5/20/2018
5/21/2018
5/22/2018
5/23/2018
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018
6/2/2018
6/3/2018
6/4/2018
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018
6/18/2018
6/19/2018
6/20/2018
6/21/2018
6/22/2018
6/23/2018
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018
6/29/2018
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018
7/5/2018
7/6/2018
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018
7/12/2018
7/13/2018
7/14/2018
7/15/2018
7/16/2018
7/17/2018
7/18/2018
7/19/2018
7/20/2018
7/21/2018
7/22/2018
7/23/2018
7/24/2018
7/25/2018
7/26/2018
7/27/2018
7/28/2018
7/29/2018
7/30/2018
7/31/2018
8/1/2018
8/2/2018
8/3/2018
8/4/2018
8/5/2018
8/6/2018
8/7/2018
8/8/2018
8/9/2018
8/10/2018
8/11/2018
8/12/2018
8/13/2018
8/14/2018
8/15/2018
8/16/2018
8/17/2018
8/18/2018
8/19/2018
8/20/2018
8/21/2018
8/22/2018
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018
9/1/2018
9/2/2018
9/3/2018
9/4/2018
9/5/2018
9/6/2018
9/7/2018
9/8/2018
9/9/2018
9/10/2018
9/11/2018
9/12/2018
9/13/2018
9/14/2018
9/15/2018
9/16/2018
9/17/2018
9/18/2018
9/19/2018
9/20/2018
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018
9/26/2018
9/27/2018
9/28/2018
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
3/2/2018 7:00 AM 1.24 10.0 1.24 10.0 M
3/3/2018 7:00 AM 0.00 0.0 M M M
3/4/2018 7:00 AM 0.00 0.0 M M M
3/5/2018 7:00 AM 0.00 0.0 0.00 M M
3/6/2018 7:00 AM 0.00 0.0 M 6.0 1.05
3/7/2018 7:00 AM 0.01 0.0 M 5.0 M liquid precipitation, frozen in 4" tube
3/8/2018 6:40 AM 0.01 T 0.01 4.0 M
3/9/2018 7:00 AM 0.02 0.1 0.02 4.0 M
3/10/2018 7:00 AM 0.09 0.6 0.09 5.0 M Snowfall melted and formed an ice layer, subsequent snow formed on top. Melted value includes ice as well.
3/11/2018 7:00 AM T T T 4.0 M Very minor flurries throughout the past 24 hours.
3/12/2018 7:00 AM 0.00 0.0 M 4.0 0.85
3/13/2018 7:00 AM 0.05 1.3 0.05 5.0 M
3/14/2018 6:30 AM 0.15 2.0 0.15 7.0 M
3/15/2018 7:00 AM 0.20 3.5 0.20 8.0 M
3/16/2018 7:00 AM 0.15 2.3 0.15 8.0 M multiple lake effect bands from Lakes Erie and Ontario in past 24 hours
3/17/2018 7:00 AM 0.00 0.0 M 6.5 M
3/18/2018 7:00 AM 0.00 0.0 M 5.5 M
3/19/2018 7:00 AM 0.00 0.0 M 5.5 1.13
3/20/2018 7:00 AM 0.00 0.0 M M M
3/21/2018 7:00 AM 0.00 0.0 M 4.5 M
3/22/2018 7:00 AM 0.00 0.0 M M M
3/23/2018 7:00 AM 0.00 0.0 M 4.0 M
3/24/2018 7:00 AM 0.00 0.0 M 4.0 M
3/25/2018 7:00 AM 0.00 0.0 M 4.0 1.05 ice layer built up at the base of the existing snowpack
3/26/2018 7:00 AM 0.00 0.0 M M M
3/27/2018 7:00 AM 0.00 0.0 M M M
3/28/2018 7:00 AM 0.17 M M M M
3/29/2018 7:00 AM 0.01 M M M M
3/30/2018 7:00 AM 0.86 M M M M Rained mid-day into night.
3/31/2018 7:00 AM 0.00 0.0 M M M
4/1/2018 7:00 AM 0.14 0.0 M 0.0 M water in gauge had started to freeze
4/2/2018 7:00 AM 0.00 0.0 M M M
4/3/2018 7:00 AM 0.00 0.0 M M M
4/4/2018 7:00 AM 0.86 M M M M light rain yesterday, heavy rain overnight
4/5/2018 7:00 AM 0.01 M M M M frozen in gauge, intermittent rain and snow yesterday
4/6/2018 7:00 AM 0.04 T M M M lake effect flurries, mostly melted on contact, just a trace of snowfall this morning
4/7/2018 7:00 AM 0.17 T M M M snow yesterday, mostly melted on contact and re-frozen in gauge, trace of snow on ground this morning.
4/10/2018 7:00 AM 0.01 M M M M
4/11/2018 7:00 AM 0.00 0.0 M M M
4/12/2018 7:00 AM 0.00 0.0 M M M
4/13/2018 7:00 AM 0.17 M M M M
4/14/2018 7:00 AM 0.02 M M M M
4/15/2018 7:00 AM 0.67 M M M M
4/16/2018 7:00 AM 1.11 M M T M ice from yesterday's storm almost completely melted
4/17/2018 7:00 AM 0.97 1.0 0.97 M M rain, snow, and ice. new snowfall amount includes ice thickness on ground
4/18/2018 6:00 AM 0.11 M M 2.0 M snow melted upon landing in the gauge, but stuck to the ground in most places. Forgot to re-deploy our snow board (wishful thinking), so I don't know new snow totals.
4/19/2018 7:00 AM 0.04 T 0.04 M M
4/20/2018 7:00 AM 0.00 0.0 M M M
4/21/2018 7:00 AM 0.00 0.0 M M M
4/22/2018 7:00 AM 0.00 0.0 M M M
4/23/2018 7:00 AM 0.00 0.0 M M M
4/24/2018 7:00 AM 0.00 0.0 M M M
4/25/2018 7:00 AM 0.21 M M M M rain started ca. 1730
4/26/2018 7:00 AM 0.30 M M M M drizzle yesterday, rain last night, heavy at times
4/27/2018 7:00 AM 0.00 0.0 M M M
4/28/2018 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/8/2018 4/09/2018 7:00 AM 2 0.01 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