Station Overview Station Location
Station Number MA-MD-71 Latitude 42.359939
Station Name Newton 2.2 NNW Longitude -71.225982
County Middlesex Elevation (ft) 70



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 4.29 6.22 36 1.07 4 5.15 32 5 2 0 0.0 0 0
Nov 17 4.47 1.66 30 1.51 17 0.15 13 4 5 0 0.0 0 0
Dec 17 4.26 1.86 31 0.74 19 1.12 12 3 3 1 0.0 0 0
Jan 18 3.68 3.12 30 2.83 20 0.29 10 3 4 1 0.0 0 0
Feb 18 3.51 4.28 27 3.29 24 0.99 3 1 11 0 6.6 3 2
March 18 4.54 4.22 30 1.12 16 3.10 14 5 3 1 4.1 1 1
April 18 4.32 5.38 30 1.35 15 4.03 15 3 4 2 0.0 0 0
May 18 3.90 2.24 22 0.39 3 1.85 19 2 3 0 0.0 0 0
June 18 4.15 3.12 30 1.00 4 2.12 26 3 2 0 0.0 0 0
July 18 3.78 7.10 30 0.00 3 7.10 27 3 0 0 0.0 0 0
Aug 18 3.79 5.83 31 0.36 3 5.47 28 2 2 0 0.0 0 0
Sept 18 3.67 5.39 30 0.00 1 5.39 29 2 0 0 0.0 0 0
Water Year Totals: 48.36" 50.42" 357 days 13.66" 129 36.76" 228 days 36 39 days 5 days 10.7" 4 days 3 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 1.21
10/11/2017 0.00
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 0.07
10/25/2017 0.53
10/26/2017 0.54
10/27/2017 **
10/28/2017 **
10/29/2017 **
10/30/2017 3.09
10/31/2017 0.00
11/1/2017 0.00
11/2/2017 **
11/3/2017 **
11/4/2017 **
11/5/2017 0.00
11/6/2017 0.00
11/7/2017 **
11/8/2017 0.00
11/9/2017 **
11/10/2017 **
11/11/2017 **
11/12/2017 **
11/13/2017 0.15
11/14/2017 0.28
11/15/2017 0.00
11/16/2017 0.00
11/17/2017 0.24
11/18/2017 0.00
11/19/2017 0.27
11/20/2017 0.00
11/21/2017 0.00
11/22/2017 0.21
11/23/2017 0.51
11/24/2017 0.00
11/25/2017 0.00
11/26/2017 **
11/27/2017 0.00
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.06
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.00
12/6/2017 0.64
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 0.00
12/10/2017
12/11/2017 0.00
12/12/2017 T
12/13/2017 0.04
12/14/2017 **
12/15/2017 0.00
12/16/2017 0.00
12/17/2017 0.00
12/18/2017 0.00
12/19/2017 0.00
12/20/2017 0.00
12/21/2017 0.00
12/22/2017 0.00
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 0.43
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 0.00
1/4/2018 0.00
1/5/2018 **
1/6/2018 **
1/7/2018 **
1/8/2018 **
1/9/2018 **
1/10/2018 M
1/11/2018 0.00
1/12/2018 0.00
1/13/2018 1.49
1/14/2018 0.00
1/15/2018 0.00
1/16/2018 0.00
1/17/2018 **
1/18/2018 0.18
1/19/2018 0.00
1/20/2018 0.00
1/21/2018
1/22/2018 T
1/23/2018 0.27
1/24/2018 1.03
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 0.00
1/28/2018 0.04
1/29/2018 0.00
1/30/2018 **
1/31/2018 0.11
2/1/2018 0.00
2/2/2018 0.32
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 0.54
2/6/2018 0.00
2/7/2018 0.00
2/8/2018 0.82
2/9/2018 0.00
2/10/2018 **
2/11/2018 **
2/12/2018 0.99
2/13/2018 0.00
2/14/2018 0.00
2/15/2018 0.02
2/16/2018 0.02
2/17/2018 0.00
2/18/2018 0.74
2/19/2018 0.00
2/20/2018 0.08
2/21/2018 0.00
2/22/2018
2/23/2018 0.07
2/24/2018 0.19
2/25/2018 0.08
2/26/2018 0.41
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 **
3/3/2018 **
3/4/2018 2.18
3/5/2018 0.12
3/6/2018 0.00
3/7/2018 0.02
3/8/2018 0.98
3/9/2018 0.00
3/10/2018 0.00
3/11/2018 0.00
3/12/2018 0.00
3/13/2018 **
3/14/2018 0.84
3/15/2018 T
3/16/2018 0.00
3/17/2018 **
3/18/2018 0.00
3/19/2018 0.00
3/20/2018 0.00
3/21/2018 0.00
3/22/2018 **
3/23/2018 0.08
3/24/2018 0.00
3/25/2018 **
3/26/2018 0.00
3/27/2018 0.00
3/28/2018
3/29/2018 **
3/30/2018 **
3/31/2018 **
Day of YearDaily PrcpMultiday Prcp
4/1/2018 **
4/2/2018 **
4/3/2018 0.18
4/4/2018 0.45
4/5/2018 0.28
4/6/2018 0.00
4/7/2018 0.32
4/8/2018 0.00
4/9/2018 0.00
4/10/2018 0.00
4/11/2018 T
4/12/2018 0.00
4/13/2018 T
4/14/2018 0.00
4/15/2018 **
4/16/2018 **
4/17/2018 2.24
4/18/2018 0.00
4/19/2018 0.00
4/20/2018 **
4/21/2018 **
4/22/2018 **
4/23/2018 **
4/24/2018 **
4/25/2018 **
4/26/2018 **
4/27/2018 1.61
4/28/2018 0.30
4/29/2018 0.00
4/30/2018 **
5/1/2018 **
5/2/2018 **
5/3/2018 **
5/4/2018 **
5/5/2018 0.26
5/6/2018 0.02
5/7/2018 0.29
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 1.59
5/24/2018 0.08
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 0.98
6/11/2018 **
6/12/2018 0.00
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 1.14
6/23/2018 0.00
6/24/2018 0.05
6/25/2018 0.95
6/26/2018 0.00
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 3.33
7/14/2018 0.00
7/15/2018
7/16/2018 **
7/17/2018 0.00
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 3.77
7/30/2018 0.00
7/31/2018 0.00
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 4.42
8/14/2018 0.08
8/15/2018 0.28
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 1.05
8/30/2018 0.00
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 1.75
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 3.64
9/30/2018 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/11/2017 8:30 AM 0.00 0.0 M M M
10/25/2017 7:50 AM 0.53 M M M M
10/26/2017 7:50 AM 0.54 M M M M
10/31/2017 8:30 AM 0.00 0.0 M M M
11/1/2017 8:10 AM 0.00 0.0 M M M
11/6/2017 10:00 AM 0.00 0.0 M M M
11/14/2017 7:45 AM 0.28 M M M M
11/15/2017 7:00 AM 0.00 0.0 M M M
11/16/2017 7:45 AM 0.00 0.0 M M M
11/17/2017 8:45 AM 0.24 M M M M
11/18/2017 8:20 AM 0.00 0.0 M M M
11/19/2017 7:30 AM 0.27 M M M M
11/20/2017 7:30 AM 0.00 0.0 M M M
11/21/2017 8:00 AM 0.00 0.0 M M M
11/22/2017 8:30 AM 0.21 M M M M
11/23/2017 7:50 AM 0.51 M M M M
11/24/2017 8:30 AM 0.00 0.0 M M M
11/25/2017 8:00 AM 0.00 0.0 M M M
11/28/2017 7:30 AM 0.00 0.0 M M M
11/29/2017 8:00 AM 0.00 0.0 M M M
11/30/2017 7:30 AM 0.00 0.0 M M M
12/1/2017 7:05 AM 0.06 M M M M
12/2/2017 8:20 AM 0.00 0.0 M M M
12/3/2017 10:00 AM 0.00 0.0 M M M
12/4/2017 7:30 AM 0.00 0.0 M M M
12/5/2017 7:30 AM 0.00 0.0 M M M
12/6/2017 7:30 AM 0.64 M M M M
12/7/2017 7:50 AM 0.00 0.0 M M M
12/8/2017 8:30 AM 0.00 0.0 M M M
12/9/2017 9:00 AM 0.00 0.0 M M M Snow started falling at 8:55AM
12/11/2017 7:30 AM 0.00 0.0 M M M
12/12/2017 8:30 AM T M M M M
12/13/2017 7:30 AM 0.04 M M M M
12/16/2017 8:00 AM 0.00 0.0 M M M
12/17/2017 1:00 PM 0.00 0.0 M M M
12/18/2017 8:00 AM 0.00 0.0 M M M
12/19/2017 8:00 AM 0.00 0.0 M M M
12/20/2017 8:00 AM 0.00 0.0 M M M
12/21/2017 8:00 AM 0.00 0.0 M M M
12/22/2017 7:45 AM 0.00 0.0 M M M Beginning to snow at this time
1/1/2018 8:00 AM 0.00 0.0 M M M
1/2/2018 8:00 AM 0.00 0.0 M M M
1/3/2018 8:00 AM 0.00 0.0 M M M
1/4/2018 8:00 AM 0.00 0.0 M M M Snow started falling about 7:30AM
1/11/2018 1:00 PM 0.00 0.0 M M M
1/12/2018 8:00 AM 0.00 0.0 M M M
1/13/2018 8:30 AM 1.49 M M M M
1/14/2018 8:00 AM 0.00 0.0 M M M
1/15/2018 8:30 AM 0.00 0.0 M M M snow flurries
1/16/2018 7:55 AM 0.00 0.0 M M M
1/19/2018 8:30 AM 0.00 0.0 M M M
1/20/2018 10:00 AM 0.00 0.0 M M M
1/22/2018 7:00 AM T M M M M
1/23/2018 7:15 AM 0.27 M M M M
1/24/2018 8:15 AM 1.03 M M M M
1/25/2018 7:45 AM 0.00 0.0 M M M
1/26/2018 7:15 AM 0.00 0.0 M M M
1/27/2018 7:20 AM 0.00 0.0 M M M
1/28/2018 7:45 AM 0.04 M M M M
1/29/2018 9:00 AM 0.00 0.0 M M M
2/1/2018 7:35 AM 0.00 0.0 M M M
2/2/2018 8:00 AM 0.32 M M M M Dusting of snow
2/3/2018 8:00 AM 0.00 0.0 M M M
2/4/2018 8:30 AM 0.00 0.0 M M M
2/5/2018 7:20 AM 0.54 M M M M
2/6/2018 8:00 AM 0.00 0.0 M M M
2/7/2018 7:00 AM 0.00 0.0 M M M
2/8/2018 9:30 AM 0.82 2.1 M 2.1 M Powder snow first followed by heavier flakes then changeover to rain
2/9/2018 8:00 AM 0.00 0.0 M M M
2/13/2018 7:15 AM 0.00 0.0 M M M
2/14/2018 8:15 AM 0.00 0.0 M M M
2/15/2018 7:00 AM 0.02 M M M M
2/16/2018 7:00 AM 0.02 M M M M
2/17/2018 8:15 AM 0.00 0.0 M M M
2/18/2018 9:00 AM 0.74 4.0 M 4.0 M
2/19/2018 7:40 AM 0.00 0.0 M M M
2/20/2018 7:55 AM 0.08 M M M M
2/21/2018 8:10 AM 0.00 0.0 M M M
2/23/2018 8:00 AM 0.07 0.5 M M M
2/24/2018 8:45 AM 0.19 M M M M
2/25/2018 8:15 AM 0.08 M M M M
2/26/2018 7:15 AM 0.41 M M M M
2/27/2018 7:00 AM 0.00 0.0 M M M
2/28/2018 7:25 AM 0.00 0.0 M M M
3/1/2018 7:15 AM 0.00 0.0 M M M
3/5/2018 8:00 AM 0.12 M M M M
3/6/2018 8:00 AM 0.00 0.0 M M M
3/7/2018 7:20 AM 0.02 M M M M
3/8/2018 11:00 AM 0.98 4.1 M 4.1 M less snow than was predicted
3/9/2018 7:15 AM 0.00 0.0 M M M
3/10/2018 7:30 AM 0.00 0.0 M M M
3/11/2018 9:30 AM 0.00 0.0 M M M
3/12/2018 10:00 AM 0.00 0.0 M M M
3/15/2018 8:30 AM T M M M M snow shower overnight - no measurable accumulation
3/16/2018 7:00 AM 0.00 0.0 M M M
3/19/2018 7:20 AM 0.00 0.0 M M M
3/20/2018 8:15 AM 0.00 0.0 M M M
3/21/2018 7:00 AM 0.00 0.0 M M M
3/24/2018 8:30 AM 0.00 0.0 M M M
3/27/2018 7:20 AM 0.00 0.0 M M M
4/4/2018 7:45 AM 0.45 M M M M
4/5/2018 7:25 AM 0.28 M M M M
4/6/2018 7:20 AM 0.00 0.0 M M M
4/7/2018 8:00 AM 0.32 M M M M Snow Friday PM turned the ground white; melted overnight
4/8/2018 7:40 AM 0.00 0.0 M M M
4/9/2018 7:50 AM 0.00 0.0 M M M
4/10/2018 6:45 AM 0.00 0.0 M M M
4/11/2018 8:00 AM T M M M M
4/12/2018 7:25 AM 0.00 0.0 M M M
4/13/2018 7:00 AM T M M M M
4/14/2018 6:30 AM 0.00 0.0 M M M
4/18/2018 9:00 AM 0.00 0.0 M M M
4/19/2018 7:25 AM 0.00 0.0 M M M
4/28/2018 7:20 AM 0.30 M M M M
4/29/2018 7:00 AM 0.00 0.0 M M M
5/6/2018 7:25 AM 0.02 M M M M
5/7/2018 6:30 AM 0.29 M M M M
5/24/2018 11:45 AM 0.08 M M M M
6/23/2018 6:30 AM 0.00 0.0 M M M
6/24/2018 8:00 AM 0.05 M M M M
6/25/2018 6:50 AM 0.95 M M M M
6/26/2018 7:00 AM 0.00 0.0 M M M
7/14/2018 8:00 AM 0.00 0.0 M M M
7/30/2018 6:30 AM 0.00 0.0 M M M
7/31/2018 6:25 AM 0.00 0.0 M M M
8/14/2018 11:00 AM 0.08 M M M M
8/15/2018 6:40 AM 0.28 M M M M
8/30/2018 6:30 AM 0.00 0.0 M M M
9/30/2018 8:35 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/26/2017 10/10/2017 3:30 PM 15 1.21 M M
10/12/2017 10/20/2017 8:30 AM 9 0.70 M M
10/20/2017 10/24/2017 8:00 AM 5 0.08 M M
10/21/2017 10/24/2017 8:30 AM 4 0.07 M M This corrects an earlier report where I transposed numbers
10/27/2017 10/30/2017 11:00 AM 4 3.09 M M
11/2/2017 11/05/2017 11:00 AM 4 0.00 M M
11/7/2017 11/08/2017 7:30 AM 2 0.00 M M
11/9/2017 11/13/2017 8:00 AM 5 0.15 M M
11/26/2017 11/27/2017 11:00 AM 2 0.00 M M
12/14/2017 12/15/2017 8:00 AM 2 0.00 M M
12/23/2017 12/24/2017 3:00 PM 2 0.69 M M
12/24/2017 12/31/2017 8:00 AM 8 0.43 4.0 M
1/5/2018 1/10/2018 12:00 PM 6 M M 0.61 {EDIT: Observer reported 13.00 for multi-day precip. This appears to be total snow depth that got entered into the wrong category. Changed report of 13.00 to NA until observer can be contacted to verify. Submission Time Before EDIT: 1/10/2018 3:38 PM CoCoSTAFF DNT}
1/17/2018 1/18/2018 2:00 PM 2 0.18 1.6 M
1/30/2018 1/31/2018 1:00 PM 2 0.11 2.0 M Very fine powder snow
2/10/2018 2/12/2018 11:15 AM 3 0.99 M M
3/2/2018 3/04/2018 8:00 AM 3 2.18 M M
3/13/2018 3/14/2018 3:00 PM 2 0.84 18.0 M
3/17/2018 3/18/2018 11:00 AM 2 0.00 M M
3/22/2018 3/23/2018 7:00 AM 2 0.08 0.5 M Rain followed by snow in the AM of 3/22. Snow melted in the PM, leaving bare ground by 5PM
3/25/2018 3/26/2018 6:50 AM 2 0.00 M M
3/29/2018 4/03/2018 11:30 AM 6 0.18 M M
4/15/2018 4/17/2018 7:25 AM 3 2.24 M M
4/20/2018 4/27/2018 12:00 PM 8 1.61 M M
4/30/2018 5/05/2018 12:00 PM 6 0.26 M M
5/13/2018 5/23/2018 11:55 AM 11 1.59 M M
5/29/2018 6/10/2018 12:30 AM 13 0.98 M M
6/11/2018 6/12/2018 7:40 AM 2 0.00 M M
6/13/2018 6/22/2018 7:00 AM 10 1.14 M M
6/27/2018 7/13/2018 11:00 AM 17 3.33 M M
7/16/2018 7/17/2018 6:45 AM 2 0.00 M M
7/18/2018 7/29/2018 11:00 AM 12 3.77 M M
8/1/2018 8/13/2018 8:00 AM 13 4.42 M M
8/16/2018 8/29/2018 12:00 PM 14 1.05 M M
8/31/2018 9/13/2018 7:30 AM 14 1.75 M M
9/14/2018 9/29/2018 3:20 PM 16 3.64 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