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 09 3.97 4.38 11 4.38 11 0.00 0 0 7 0 0.0 0 0
Nov 09 4.03 0.29 5 0.29 5 0.00 0 0 3 1 0.0 0 0
Dec 09 3.99 6.61 18 3.59 9 3.02 9 2 4 0 29.0 1 1
Jan 10 3.64 1.61 14 1.61 14 0.00 0 0 5 0 0.0 0 1
Feb 10 3.19 5.28 16 0.39 12 4.89 4 1 3 1 7.4 3 3
March 10 4.56 10.02 12 5.69 8 4.33 4 1 3 0 0.0 0 0
April 10 4.40 2.29 15 0.00 8 2.29 7 2 0 0 0.0 0 0
May 10 3.91 3.59 22 2.69 19 0.90 3 1 6 0 0.0 0 0
June 10 4.18 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 3.58 1.34 1 1.34 1 0.00 0 0 1 0 0.0 0 0
Aug 10 3.95 0.00 2 0.00 2 0.00 0 0 0 0 0.0 0 0
Sept 10 3.91 0.11 1 0.11 1 0.00 0 0 1 0 0.0 0 0
Water Year Totals: 47.31" 35.52" 117 days 20.09" 90 15.43" 27 days 7 33 days 2 days 36.4" 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
10/1/2009
10/2/2009
10/3/2009 0.78
10/4/2009 0.18
10/5/2009
10/6/2009 0.00
10/7/2009 0.36
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009 0.00
10/21/2009 0.00
10/22/2009
10/23/2009
10/24/2009 0.14
10/25/2009 1.50
10/26/2009 0.00
10/27/2009
10/28/2009 0.61
10/29/2009 0.81
10/30/2009
10/31/2009
11/1/2009 0.21
11/2/2009 T
11/3/2009 0.02
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009 0.00
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009 0.06
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009 1.77
12/4/2009
12/5/2009 0.04
12/6/2009 1.05
12/7/2009
12/8/2009 **
12/9/2009 **
12/10/2009 1.92
12/11/2009
12/12/2009 0.00
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009 0.00
12/20/2009 0.73
12/21/2009
12/22/2009 0.00
12/23/2009
12/24/2009 0.00
12/25/2009 0.00
12/26/2009 **
12/27/2009 **
12/28/2009 **
12/29/2009 **
12/30/2009 **
12/31/2009 1.10
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.32
1/2/2010 0.05
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010 0.00
1/16/2010
1/17/2010
1/18/2010
1/19/2010 0.00
1/20/2010
1/21/2010
1/22/2010 0.00
1/23/2010 0.00
1/24/2010 0.00
1/25/2010 0.01
1/26/2010 1.19
1/27/2010 0.00
1/28/2010 0.00
1/29/2010 0.04
1/30/2010 0.00
1/31/2010 0.00
2/1/2010 0.00
2/2/2010 0.00
2/3/2010 0.04
2/4/2010 0.00
2/5/2010 0.00
2/6/2010 0.00
2/7/2010
2/8/2010
2/9/2010
2/10/2010 0.10
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010 0.00
2/20/2010
2/21/2010 0.00
2/22/2010 0.00
2/23/2010 **
2/24/2010 **
2/25/2010 **
2/26/2010 4.89
2/27/2010 0.25
2/28/2010 T
3/1/2010 0.00
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010 **
3/12/2010 **
3/13/2010 **
3/14/2010 4.33
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010 0.00
3/26/2010 0.00
3/27/2010 0.00
3/28/2010 0.00
3/29/2010 1.47
3/30/2010 2.57
3/31/2010 1.65
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010 0.00
4/3/2010
4/4/2010
4/5/2010 0.00
4/6/2010 0.00
4/7/2010 0.00
4/8/2010 **
4/9/2010 **
4/10/2010 0.42
4/11/2010 0.00
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010 0.00
4/21/2010 0.00
4/22/2010
4/23/2010
4/24/2010 **
4/25/2010 **
4/26/2010 **
4/27/2010 1.87
4/28/2010
4/29/2010
4/30/2010 0.00
5/1/2010 0.00
5/2/2010 0.00
5/3/2010 0.49
5/4/2010 0.66
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010 0.00
5/11/2010 0.00
5/12/2010 **
5/13/2010 **
5/14/2010 0.90
5/15/2010 0.02
5/16/2010 0.00
5/17/2010 0.00
5/18/2010 0.07
5/19/2010 1.43
5/20/2010 0.02
5/21/2010 0.00
5/22/2010 0.00
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 0.00
5/26/2010 0.00
5/27/2010
5/28/2010 0.00
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010 1.34
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010 0.00
8/2/2010 0.00
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010 0.11



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/3/2009 7:00 AM 0.78 M M M M heavy rain all morning
10/4/2009 7:00 AM 0.18 M M M M a few rumbles of thunder with some heavy showers last night.
10/6/2009 7:00 AM 0.00 0.0 M M M
10/7/2009 7:00 AM 0.36 M M M M
10/20/2009 7:00 AM 0.00 0.0 M M M
10/21/2009 7:00 AM 0.00 0.0 M M M
10/24/2009 8:12 AM 0.14 M M M M
10/25/2009 7:00 AM 1.50 0.0 0.00 0.0 0.00 light rain through the day yesturday then a heavy steady down poor from about 9:15pm to 10:10pm
10/26/2009 7:00 AM 0.00 0.0 M M M
10/28/2009 7:00 AM 0.61 M M M M
10/29/2009 7:00 AM 0.81 M M M M
11/1/2009 7:00 AM 0.21 M M M M
11/2/2009 7:00 AM T M M M M
11/3/2009 9:00 AM 0.02 M M M M
11/18/2009 7:00 AM 0.00 0.0 M M M
11/24/2009 7:00 AM 0.06 M M M M
12/3/2009 7:00 AM 1.77 M M M M lots of wind and driving rain.
12/5/2009 8:45 AM 0.04 M M M M cold drizzle
12/6/2009 7:00 AM 1.05 M M M M snow started to mix in around 8:15 last night
12/12/2009 7:00 AM 0.00 0.0 M M M
12/19/2009 7:00 AM 0.00 0.0 M M M
12/20/2009 7:40 AM 0.73 29.0 M 29.0 M lots of snow with 4' drifts
12/22/2009 7:00 AM 0.00 0.0 M M M
12/24/2009 7:00 AM 0.00 0.0 M M M
12/25/2009 7:00 AM 0.00 0.0 M M M
1/1/2010 7:00 AM 0.32 M M M M
1/2/2010 8:45 AM 0.05 M M 2.5 M
1/15/2010 7:00 AM 0.00 0.0 M M M
1/19/2010 7:00 AM 0.00 0.0 M M M
1/22/2010 7:00 AM 0.00 0.0 M M M
1/23/2010 7:00 AM 0.00 0.0 M M M around 30 degrees.
1/24/2010 7:00 AM 0.00 0.0 M M M dark rain clouds overhead with a temp. of 28.00
1/25/2010 6:43 AM 0.01 0.0 M M M
1/26/2010 7:00 AM 1.19 0.0 0.00 0.0 0.00
1/27/2010 6:35 AM 0.00 0.0 0.00 0.0 0.00
1/28/2010 7:00 AM 0.00 0.0 M M M
1/29/2010 7:04 AM 0.04 0.0 M M M there was I would say a good inch of snow on the ground (I saw this out of the window at school, so I couldent measure it)but when I went away from any windows for about an hour all of the snow melted. to give a time frame, I was in lunch untill 11:49 then I left the room with the window at that point I would say the most snow was there, and it was still lightly snowing. After 2 other classes I came back to the window around 1:15 and all the snow had melted and the sky was blue.
1/30/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
1/31/2010 7:00 AM 0.00 0.0 M M M
2/1/2010 7:00 AM 0.00 0.0 M M M
2/2/2010 7:00 AM 0.00 0.0 M M M
2/3/2010 6:15 AM 0.04 1.2 M 1.2 M
2/4/2010 7:00 AM 0.00 0.0 M T M
2/5/2010 6:46 AM 0.00 0.0 M T M
2/6/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00 no snow
2/10/2010 6:43 AM 0.10 1.7 M 1.7 M
2/19/2010 7:00 AM 0.00 0.0 M M M
2/21/2010 7:00 AM 0.00 0.0 M M M
2/22/2010 7:00 AM 0.00 0.0 M M M
2/27/2010 6:00 AM 0.25 4.5 M 9.0 M
2/28/2010 7:00 AM T 0.0 M M M
3/1/2010 7:00 AM 0.00 0.0 M M M
3/25/2010 7:00 AM 0.00 0.0 M M M
3/26/2010 7:00 AM 0.00 0.0 M M M
3/27/2010 7:00 AM 0.00 0.0 M M M
3/28/2010 7:00 AM 0.00 0.0 M M M
3/29/2010 10:45 AM 1.47 M M M M
3/30/2010 7:30 AM 2.57 0.0 0.00 0.0 0.00 Either the most rain I have ever recorded or close to it.So far total rainfall from this storm is 4.04
3/31/2010 7:00 AM 1.65 M M M M more rain. temp at time around 44.8 with overcast skies. total rainfall from this storm is 5.70
4/2/2010 7:00 AM 0.00 0.0 M M M
4/5/2010 7:00 AM 0.00 0.0 M M M
4/6/2010 7:00 AM 0.00 0.0 M M M
4/7/2010 7:00 AM 0.00 0.0 M M M
4/11/2010 7:00 AM 0.00 0.0 M M M
4/20/2010 7:00 AM 0.00 0.0 M M M
4/21/2010 7:00 AM 0.00 0.0 M M M
4/30/2010 7:00 AM 0.00 0.0 M M M
5/1/2010 7:00 AM 0.00 0.0 M M M
5/2/2010 7:00 AM 0.00 0.0 M M M
5/3/2010 6:33 AM 0.49 0.0 0.00 0.0 0.00
5/4/2010 7:00 AM 0.66 0.0 0.00 0.0 0.00 a heavy rainfall yesterday morning around 6:10 and then a pretty light rainfall around 4:40 in the afternoon
5/10/2010 7:00 AM 0.00 0.0 M M M
5/11/2010 7:00 AM 0.00 0.0 M M M
5/15/2010 7:00 AM 0.02 M M M M
5/16/2010 7:00 AM 0.00 0.0 M M M
5/17/2010 7:00 AM 0.00 0.0 M M M
5/18/2010 7:00 AM 0.07 0.0 0.00 0.0 0.00
5/19/2010 6:30 AM 1.43 0.0 0.00 0.0 0.00
5/20/2010 7:00 AM 0.02 0.0 0.00 0.0 0.00 temmp 52.9 no wind. no clouds. alot of dew on the grass, and on the rain gauge. since last week, evrey day i have checked the gauge there has been a new spider hanging out inside.
5/21/2010 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/22/2010 7:00 AM 0.00 0.0 M M M
5/23/2010 7:00 AM 0.00 0.0 M M M
5/24/2010 7:00 AM 0.00 0.0 M M M
5/25/2010 7:00 AM 0.00 0.0 M M M
5/26/2010 7:00 AM 0.00 0.0 M M M
5/28/2010 7:00 AM 0.00 0.0 M M M
7/14/2010 11:40 AM 1.34 0.0 0.00 0.0 0.00
8/1/2010 7:00 AM 0.00 0.0 M M M
8/2/2010 7:00 AM 0.00 0.0 M M M
9/30/2010 7:00 AM 0.11 0.0 0.00 0.0 0.00



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/8/2009 12/10/2009 7:00 AM 3 1.92 0.0 M
12/26/2009 12/31/2009 7:00 AM 6 1.10 M M
2/23/2010 2/26/2010 6:45 AM 4 4.89 5.5 M new snow (since last night when it started) is 5.5inches, 4.89 is the total precipitation since last report.
3/11/2010 3/14/2010 8:45 AM 4 4.33 0.0 M
4/8/2010 4/10/2010 6:00 AM 3 0.42 0.0 M
4/24/2010 4/27/2010 7:00 AM 4 1.87 0.0 M this is the total rain since the rain started
5/12/2010 5/14/2010 7:00 AM 3 0.90 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
5/27/2010 12:21 AM Large hail fell from around 12:19-12:21 hail melted fast on the ground. All hard ice, only a few pieces broke when they hit the ground. After this rude awakening, I will get a hail pad. 1" Quarter Size 3/8" 1/4" Pea Size Hard|Clear Ice 2 2min False Before rain After smaller hail