Station Overview Station Location
Station Number NY-NS-9 Latitude 40.8704
Station Name Mill Neck 1.1 SW Longitude -73.5717
County Nassau Elevation (ft) 112



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 4.11 9.18 33 3.65 23 5.53 10 2 11 1 0.0 0 0
Nov 09 3.87 3.05 22 1.79 15 1.26 7 1 6 0 0.0 0 0
Dec 09 3.88 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 3.49 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 2.90 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 4.20 12.40 22 8.10 20 4.30 2 1 8 0 0.0 0 0
April 10 4.38 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 10 4.06 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 10 4.21 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 4.37 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 4.17 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 10 4.07 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 47.71" 24.63" 77 days 13.54" 58 11.09" 19 days 4 25 days 1 days 0.0" 0 days 0 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 0.00
10/2/2009 0.00 **
10/3/2009 **
10/4/2009 **
10/5/2009 **
10/6/2009 3.97
10/7/2009 0.27
10/8/2009 0.03
10/9/2009 T
10/10/2009 0.03
10/11/2009 0.00
10/12/2009 0.00
10/13/2009 0.01
10/14/2009 0.00
10/15/2009 0.00
10/16/2009 0.71
10/17/2009 0.02
10/18/2009 0.27
10/19/2009 0.27
10/20/2009 0.00
10/21/2009 0.00
10/22/2009 0.00
10/23/2009 0.00
10/24/2009 0.48
10/25/2009 1.54
10/26/2009 0.00
10/27/2009 0.02
10/28/2009 **
10/29/2009 **
10/30/2009 **
10/31/2009 **
11/1/2009 **
11/2/2009 **
11/3/2009 **
11/4/2009 **
11/5/2009 **
11/6/2009 **
11/7/2009 1.26
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.02
11/12/2009 0.01
11/13/2009 0.16
11/14/2009 0.43
11/15/2009 0.25
11/16/2009 0.00
11/17/2009 0.00
11/18/2009 0.00
11/19/2009 0.00
11/20/2009 0.92
11/21/2009 0.00
11/22/2009 0.00
11/23/2009
11/24/2009
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
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
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
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
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
2/20/2010
2/21/2010
2/22/2010
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010 0.00
3/10/2010 0.00
3/11/2010 0.00
3/12/2010 0.00
3/13/2010 1.07
3/14/2010 3.30
3/15/2010 0.53
3/16/2010 0.06
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 0.00
3/20/2010 0.00
3/21/2010 0.00
3/22/2010 0.00
3/23/2010 1.61
3/24/2010 0.04
3/25/2010 0.00
3/26/2010 0.14
3/27/2010 0.00
3/28/2010
3/29/2010 1.35 **
3/30/2010 4.30
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
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
4/21/2010
4/22/2010
4/23/2010
4/24/2010
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010
5/28/2010
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
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
8/2/2010
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



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 7:00 AM 0.00 0.0 M M M
10/2/2009 7:00 AM 0.00 0.0 M M M
10/7/2009 7:30 AM 0.27 M M M M
10/8/2009 7:00 AM 0.03 M M M M
10/9/2009 7:00 AM T M M M M Several periods of drizzle and light rain
10/10/2009 7:00 AM 0.03 M M M M
10/11/2009 7:00 AM 0.00 0.0 M M M
10/12/2009 7:00 AM 0.00 0.0 M M M
10/13/2009 7:00 AM 0.01 M M M M
10/14/2009 7:00 AM 0.00 0.0 M M M
10/15/2009 7:00 AM 0.00 0.0 M M M
10/16/2009 7:00 AM 0.71 T M M M Snow mixed with rain during the early evening
10/17/2009 7:00 AM 0.02 M M M M
10/18/2009 8:00 AM 0.27 M M M M
10/19/2009 7:00 AM 0.27 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
10/22/2009 7:00 AM 0.00 0.0 M M M
10/23/2009 7:00 AM 0.00 0.0 M M M
10/24/2009 7:00 AM 0.48 M M M M
10/25/2009 7:00 AM 1.54 M M M M
10/26/2009 7:00 AM 0.00 0.0 M M M
10/27/2009 7:00 AM 0.02 M M M M
11/8/2009 7:00 AM 0.00 0.0 M M M
11/9/2009 7:00 AM 0.00 0.0 M M M
11/10/2009 7:00 AM 0.00 0.0 M M M
11/11/2009 7:00 AM 0.02 M M M M measured 0.02" with the funnel off
11/12/2009 7:00 AM 0.01 M M M M
11/13/2009 7:00 AM 0.16 M M M M
11/14/2009 8:00 AM 0.43 M M M M
11/15/2009 7:00 AM 0.25 M M M M
11/16/2009 5:50 AM 0.00 0.0 M M M
11/17/2009 7:00 AM 0.00 0.0 M M M
11/18/2009 7:00 AM 0.00 0.0 M M M
11/19/2009 7:00 AM 0.00 0.0 M M M Heavy dew
11/20/2009 8:00 AM 0.92 M M M M
11/21/2009 7:00 AM 0.00 0.0 M M M
11/22/2009 7:00 AM 0.00 0.0 M M M
3/9/2010 7:00 AM 0.00 0.0 M M M NY-NS-9 Online
3/10/2010 7:00 AM 0.00 0.0 M M M
3/11/2010 7:00 AM 0.00 0.0 M M M
3/12/2010 7:00 AM 0.00 0.0 M M M
3/13/2010 8:00 AM 1.07 M M M M
3/14/2010 9:00 AM 3.30 M M M M 24hr recording - 1hr later due to DST
3/15/2010 8:00 AM 0.53 M M M M
3/16/2010 8:00 AM 0.06 M M M M
3/17/2010 7:00 AM 0.00 0.0 M M M
3/18/2010 7:00 AM 0.00 0.0 M M M
3/19/2010 7:00 AM 0.00 0.0 M M M
3/20/2010 7:00 AM 0.00 0.0 M M M
3/21/2010 7:00 AM 0.00 0.0 M M M
3/22/2010 7:00 AM 0.00 0.0 M M M
3/23/2010 8:00 AM 1.61 M M M M
3/24/2010 7:00 AM 0.04 M M M M
3/25/2010 7:00 AM 0.00 0.0 M M M
3/26/2010 7:00 AM 0.14 M M M M
3/27/2010 7:00 AM 0.00 0.0 M M M
3/29/2010 7:00 AM 1.35 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/2/2009 10/06/2009 7:00 AM 5 3.97 M M Residents reported major flooding on Saturday October 3.
10/28/2009 10/29/2009 8:00 AM 2 1.56 M M Two-day rain event
10/29/2009 11/07/2009 7:00 PM 10 1.26 M M
3/29/2010 3/30/2010 5:30 PM 2 4.30 M M Moderate overland flooding event. My yard was washed out and my gauge was isolated by a new stream! Storm total precip at 5:00pm = 5.74 inches



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