Station Overview Station Location
Station Number NY-SF-18 Latitude 40.9299
Station Name Shoreham 1.8 SSE Longitude -72.8988
County Suffolk Elevation (ft) 113



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 3.97 0.00 2 0.00 2 0.00 0 0 0 0 0.0 0 0
Nov 11 4.03 3.37 30 3.37 30 0.00 0 0 8 2 0.0 0 0
Dec 11 3.99 2.95 31 2.95 31 0.00 0 0 8 3 0.0 0 0
Jan 12 3.64 0.54 4 0.54 4 0.00 0 0 3 0 5.5 3 4
Feb 12 3.19 0.06 1 0.06 1 0.00 0 0 1 0 0.3 1 1
March 12 4.56 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 12 4.40 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 12 3.91 0.00 2 0.00 2 0.00 0 0 0 2 0.0 0 0
June 12 4.18 1.90 5 1.90 5 0.00 0 0 2 2 0.0 0 0
July 12 3.58 2.65 5 0.05 2 2.60 3 1 1 0 0.0 0 0
Aug 12 3.95 0.35 2 0.35 2 0.00 0 0 1 0 0.0 0 0
Sept 12 3.91 5.45 17 5.45 17 0.00 0 0 7 0 0.0 0 0
Water Year Totals: 47.31" 17.27" 99 days 14.67" 96 2.60" 3 days 1 31 days 9 days 5.8" 4 days 5 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
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011
10/7/2011
10/8/2011
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011 0.00
10/30/2011
10/31/2011 0.00
11/1/2011 0.00
11/2/2011 0.00
11/3/2011 0.00
11/4/2011 0.00
11/5/2011 0.00
11/6/2011 0.00
11/7/2011 0.00
11/8/2011 0.00
11/9/2011 0.00
11/10/2011 T
11/11/2011 0.37
11/12/2011 0.00
11/13/2011 0.00
11/14/2011 0.00
11/15/2011 0.00
11/16/2011 0.06
11/17/2011 0.67
11/18/2011 0.17
11/19/2011 0.00
11/20/2011 0.00
11/21/2011 0.11
11/22/2011 T
11/23/2011 1.05
11/24/2011 0.10
11/25/2011 0.00
11/26/2011 0.00
11/27/2011 0.00
11/28/2011 0.00
11/29/2011 0.00
11/30/2011 0.84
12/1/2011 0.00
12/2/2011 0.00
12/3/2011 0.00
12/4/2011 0.00
12/5/2011 0.00
12/6/2011 0.00
12/7/2011 0.20
12/8/2011 1.24
12/9/2011 0.00
12/10/2011 0.09
12/11/2011 0.00
12/12/2011 0.00
12/13/2011 0.00
12/14/2011 0.00
12/15/2011 T
12/16/2011 T
12/17/2011 0.00
12/18/2011 0.00
12/19/2011 0.00
12/20/2011 T
12/21/2011 0.00
12/22/2011 0.09
12/23/2011 0.85
12/24/2011 0.04
12/25/2011 0.00
12/26/2011 0.00
12/27/2011 0.00
12/28/2011 0.40
12/29/2011 0.00
12/30/2011 0.00
12/31/2011 0.04
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012
1/9/2012
1/10/2012
1/11/2012
1/12/2012
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012 0.05
1/21/2012 0.11
1/22/2012 0.38
1/23/2012 0.00
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012
2/4/2012
2/5/2012
2/6/2012
2/7/2012
2/8/2012
2/9/2012
2/10/2012
2/11/2012 0.06
2/12/2012
2/13/2012
2/14/2012
2/15/2012
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012
2/21/2012
2/22/2012
2/23/2012
2/24/2012
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012
3/18/2012
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012
3/26/2012
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012
4/4/2012
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012
4/12/2012
4/13/2012
4/14/2012
4/15/2012
4/16/2012
4/17/2012
4/18/2012
4/19/2012
4/20/2012
4/21/2012
4/22/2012
4/23/2012
4/24/2012
4/25/2012
4/26/2012
4/27/2012
4/28/2012
4/29/2012
4/30/2012
5/1/2012
5/2/2012
5/3/2012
5/4/2012
5/5/2012
5/6/2012
5/7/2012
5/8/2012
5/9/2012
5/10/2012
5/11/2012
5/12/2012
5/13/2012
5/14/2012
5/15/2012
5/16/2012
5/17/2012
5/18/2012
5/19/2012
5/20/2012
5/21/2012
5/22/2012
5/23/2012
5/24/2012
5/25/2012
5/26/2012
5/27/2012
5/28/2012
5/29/2012
5/30/2012 T
5/31/2012 T
6/1/2012 0.00
6/2/2012 1.88
6/3/2012 T
6/4/2012 0.02
6/5/2012 T
6/6/2012
6/7/2012
6/8/2012
6/9/2012
6/10/2012
6/11/2012
6/12/2012
6/13/2012
6/14/2012
6/15/2012
6/16/2012
6/17/2012
6/18/2012
6/19/2012
6/20/2012
6/21/2012
6/22/2012
6/23/2012
6/24/2012
6/25/2012
6/26/2012
6/27/2012
6/28/2012
6/29/2012
6/30/2012
Day of YearDaily PrcpMultiday Prcp
7/1/2012
7/2/2012
7/3/2012
7/4/2012 0.05
7/5/2012
7/6/2012
7/7/2012
7/8/2012
7/9/2012
7/10/2012
7/11/2012
7/12/2012
7/13/2012
7/14/2012
7/15/2012
7/16/2012
7/17/2012
7/18/2012
7/19/2012
7/20/2012
7/21/2012
7/22/2012
7/23/2012
7/24/2012
7/25/2012
7/26/2012
7/27/2012 **
7/28/2012 **
7/29/2012 2.60
7/30/2012
7/31/2012 0.00
8/1/2012
8/2/2012
8/3/2012
8/4/2012
8/5/2012
8/6/2012 0.35
8/7/2012
8/8/2012
8/9/2012
8/10/2012
8/11/2012
8/12/2012
8/13/2012
8/14/2012
8/15/2012
8/16/2012
8/17/2012
8/18/2012
8/19/2012
8/20/2012
8/21/2012
8/22/2012
8/23/2012
8/24/2012
8/25/2012
8/26/2012
8/27/2012
8/28/2012
8/29/2012
8/30/2012 0.00
8/31/2012
9/1/2012 0.00
9/2/2012 0.00
9/3/2012 0.00
9/4/2012 3.25
9/5/2012 0.14
9/6/2012 0.94
9/7/2012 0.00
9/8/2012 0.00
9/9/2012 0.16
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.00
9/15/2012
9/16/2012
9/17/2012
9/18/2012
9/19/2012 0.82
9/20/2012
9/21/2012
9/22/2012
9/23/2012
9/24/2012
9/25/2012
9/26/2012
9/27/2012 0.03
9/28/2012
9/29/2012
9/30/2012 0.11



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/29/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 temperature at 43.5F, cloudy
10/31/2011 7:00 AM 0.00 0.0 M M M
11/1/2011 7:00 AM 0.00 0.0 M M M
11/2/2011 7:00 AM 0.00 0.0 M M M
11/3/2011 7:00 AM 0.00 0.0 M M M
11/4/2011 7:00 AM 0.00 0.0 M M M
11/5/2011 7:00 AM 0.00 0.0 M M M
11/6/2011 7:00 AM 0.00 0.0 M M M
11/7/2011 7:00 AM 0.00 0.0 M M M
11/8/2011 7:00 AM 0.00 0.0 M M M
11/9/2011 7:00 AM 0.00 0.0 M M M
11/10/2011 7:00 AM T M M M M
11/11/2011 7:00 AM 0.37 M M M M
11/12/2011 7:00 AM 0.00 0.0 M M M
11/13/2011 7:00 AM 0.00 0.0 M M M
11/14/2011 7:00 AM 0.00 0.0 M M M
11/15/2011 7:00 AM 0.00 0.0 M M M
11/16/2011 6:40 AM 0.06 M M M M
11/17/2011 6:30 AM 0.67 M M M M
11/18/2011 7:00 AM 0.17 M M M M
11/19/2011 7:00 AM 0.00 0.0 M M M
11/20/2011 7:00 AM 0.00 0.0 M M M
11/21/2011 6:30 AM 0.11 M M M M
11/22/2011 7:00 AM T M M M M
11/23/2011 6:30 AM 1.05 M M M M
11/24/2011 7:00 AM 0.10 0.0 0.00 0.0 0.00
11/25/2011 7:00 AM 0.00 0.0 M M M
11/26/2011 7:00 AM 0.00 0.0 M M M
11/27/2011 7:00 AM 0.00 0.0 M M M
11/28/2011 7:00 AM 0.00 0.0 M M M
11/29/2011 7:00 AM 0.00 0.0 M M M
11/30/2011 7:00 AM 0.84 M M M M
12/1/2011 7:00 AM 0.00 0.0 M M M
12/2/2011 7:00 AM 0.00 0.0 M M M
12/3/2011 7:00 AM 0.00 0.0 M M M
12/4/2011 7:00 AM 0.00 0.0 M M M
12/5/2011 7:00 AM 0.00 0.0 M M M
12/6/2011 7:00 AM 0.00 0.0 M M M
12/7/2011 7:00 AM 0.20 M M M M
12/8/2011 7:00 AM 1.24 M M M M 61 MPH wind at 2:22 last night. heavy sleet mixed in around the same time. no accumulations.
12/9/2011 7:00 AM 0.00 0.0 M M M
12/10/2011 7:00 AM 0.09 M M M M
12/11/2011 7:00 AM 0.00 0.0 M M M
12/12/2011 7:00 AM 0.00 0.0 M M M A toasty 18.6ºF.
12/13/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Same as yesterday, 18.6ºF, alot of frost. I've noticed for a few years that it is usually a little colder in this area than other's on the Island.
12/14/2011 7:00 AM 0.00 0.0 M M M
12/15/2011 7:00 AM T M M M M
12/16/2011 7:00 AM T M M M M Rather windy, temps falling steadily
12/17/2011 7:00 AM 0.00 0.0 M M M
12/18/2011 7:00 AM 0.00 0.0 M M M
12/19/2011 7:00 AM 0.00 0.0 M M M Around 15 deegres
12/20/2011 7:00 AM T 0.0 0.00 0.0 0.00 Warmer, no rain in gauge but light rain was observed yesterday evening.
12/21/2011 6:30 AM 0.00 0.0 M M M
12/22/2011 7:00 AM 0.09 0.0 0.00 0.0 0.00 Clear skies and pretty warm.
12/23/2011 6:30 AM 0.85 0.0 0.00 0.0 0.00 Light rain with light winds.
12/24/2011 7:00 AM 0.04 0.0 0.00 0.0 0.00 Mid 20s at 7AM with mainly clear skies
12/25/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Mid 20s at observation time
12/26/2011 7:00 AM 0.00 0.0 M M M
12/27/2011 7:00 AM 0.00 0.0 0.00 0.0 M 25.5°F At 7AM, no wind, 92% Humidity and a Dewpoint of 23.5°F. Absolute pressure of 30.01inHg
12/28/2011 7:00 AM 0.40 0.0 0.00 0.0 0.00 At 7AM, 44.8°F, 78% Humidity, Barometric Pressure of 29.40inHg, Dewpoint of 36°F, Winds 3.1 Gusting to 6.9MPH From the North.
12/29/2011 7:00 AM 0.00 0.0 M M M
12/30/2011 7:00 AM 0.00 0.0 M M M
12/31/2011 9:59 AM 0.04 M M M M
1/20/2012 6:30 AM 0.05 0.5 M 0.5 M Very powdery snow, not packing snow. I know it snowed heavy between 6:30 and 7:15 and between 9:45 and 10:10 last night. I do not know if it snowed after that.
1/21/2012 7:00 AM 0.11 1.8 0.13 1.8 0.13 Steady snow. pretty good packing snow. More snow on the ground than I expected this morning.
1/22/2012 7:00 AM 0.38 3.2 0.41 5.0 0.53 There was 5 inches on the ground yesterday, due to sleet and settleing, it was a bit lower today. I will report the measurements I got yesterday around 5:00PM.
1/23/2012 6:30 AM 0.00 0.0 0.00 4.5 0.55
2/11/2012 7:35 AM 0.06 0.3 M 0.3 M
5/30/2012 6:30 AM T 0.0 0.00 0.0 0.00
5/31/2012 7:00 AM T 0.0 0.00 0.0 0.00 About 63DF. Very light showers and drizzle yesterday.
6/1/2012 7:00 AM 0.00 0.0 M M M
6/2/2012 8:00 AM 1.88 0.0 0.00 0.0 0.00 66.0DF, Humidity 99%, Pressure 29.68(rel), winds from S gusting to about 10MPH, Overcast
6/3/2012 7:00 AM T 0.0 M M M
6/4/2012 7:00 AM 0.02 M M M M
6/5/2012 7:24 AM T 0.0 0.00 0.0 0.00 At observation, 54.3DF. Scattered cumulus. Dewpoint 49.9DF. 1.5MPH East, gusting to 4.3MPH. High gust this morning of 6.9MPH. Pressure 29.82in. 85% humidity. Low temp this morning 53.1DF. Pressure rising and winds steady from the east.
7/4/2012 9:55 AM 0.05 0.0 0.00 0.0 0.00
7/31/2012 7:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.35 M M M M
8/30/2012 7:00 AM 0.00 0.0 M M M
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 0.00 0.0 M M M
9/3/2012 7:00 AM 0.00 0.0 M M M
9/4/2012 9:59 AM 3.25 M M M M Measurement taken at 10:45 but no rain has fallen since 10.
9/5/2012 7:00 AM 0.14 M M M M
9/6/2012 7:00 AM 0.94 M M M M
9/7/2012 7:00 AM 0.00 0.0 M M M
9/8/2012 7:00 AM 0.00 0.0 M M M
9/9/2012 7:00 AM 0.16 M M M M
9/10/2012 7:00 AM 0.00 0.0 M M M
9/11/2012 7:00 AM 0.00 0.0 M M M
9/12/2012 7:00 AM 0.00 0.0 M M M
9/13/2012 7:00 AM 0.00 0.0 M M M
9/14/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 6:20 AM 0.82 M M M M
9/27/2012 7:00 AM 0.03 M M M M
9/30/2012 10:00 AM 0.11 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/27/2012 7/29/2012 12:00 PM 3 2.60 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