Station Overview Station Location
Station Number MA-MD-74 Latitude 42.382003
Station Name Somerville 0.7 SSE Longitude -71.094581
County Middlesex Elevation (ft) 65



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 15 4.34 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 15 4.57 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 15 4.34 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 16 3.73 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 16 3.66 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 16 4.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 16 4.43 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 16 3.82 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 16 4.15 1.68 24 1.68 20 0.00 4 1 6 0 0.0 0 0
July 16 3.86 0.89 31 0.02 9 0.87 22 2 2 1 0.0 0 0
Aug 16 3.69 1.88 29 1.14 27 0.74 2 1 6 0 0.0 0 0
Sept 16 3.75 0.74 29 0.52 26 0.22 3 1 10 1 0.0 0 0
Water Year Totals: 49.08" 5.19" 113 days 3.36" 82 1.83" 31 days 5 24 days 2 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
10/1/2015
10/2/2015
10/3/2015
10/4/2015
10/5/2015
10/6/2015
10/7/2015
10/8/2015
10/9/2015
10/10/2015
10/11/2015
10/12/2015
10/13/2015
10/14/2015
10/15/2015
10/16/2015
10/17/2015
10/18/2015
10/19/2015
10/20/2015
10/21/2015
10/22/2015
10/23/2015
10/24/2015
10/25/2015
10/26/2015
10/27/2015
10/28/2015
10/29/2015
10/30/2015
10/31/2015
11/1/2015
11/2/2015
11/3/2015
11/4/2015
11/5/2015
11/6/2015
11/7/2015
11/8/2015
11/9/2015
11/10/2015
11/11/2015
11/12/2015
11/13/2015
11/14/2015
11/15/2015
11/16/2015
11/17/2015
11/18/2015
11/19/2015
11/20/2015
11/21/2015
11/22/2015
11/23/2015
11/24/2015
11/25/2015
11/26/2015
11/27/2015
11/28/2015
11/29/2015
11/30/2015
12/1/2015
12/2/2015
12/3/2015
12/4/2015
12/5/2015
12/6/2015
12/7/2015
12/8/2015
12/9/2015
12/10/2015
12/11/2015
12/12/2015
12/13/2015
12/14/2015
12/15/2015
12/16/2015
12/17/2015
12/18/2015
12/19/2015
12/20/2015
12/21/2015
12/22/2015
12/23/2015
12/24/2015
12/25/2015
12/26/2015
12/27/2015
12/28/2015
12/29/2015
12/30/2015
12/31/2015
Day of YearDaily PrcpMultiday Prcp
1/1/2016
1/2/2016
1/3/2016
1/4/2016
1/5/2016
1/6/2016
1/7/2016
1/8/2016
1/9/2016
1/10/2016
1/11/2016
1/12/2016
1/13/2016
1/14/2016
1/15/2016
1/16/2016
1/17/2016
1/18/2016
1/19/2016
1/20/2016
1/21/2016
1/22/2016
1/23/2016
1/24/2016
1/25/2016
1/26/2016
1/27/2016
1/28/2016
1/29/2016
1/30/2016
1/31/2016
2/1/2016
2/2/2016
2/3/2016
2/4/2016
2/5/2016
2/6/2016
2/7/2016
2/8/2016
2/9/2016
2/10/2016
2/11/2016
2/12/2016
2/13/2016
2/14/2016
2/15/2016
2/16/2016
2/17/2016
2/18/2016
2/19/2016
2/20/2016
2/21/2016
2/22/2016
2/23/2016
2/24/2016
2/25/2016
2/26/2016
2/27/2016
2/28/2016
2/29/2016
3/1/2016
3/2/2016
3/3/2016
3/4/2016
3/5/2016
3/6/2016
3/7/2016
3/8/2016
3/9/2016
3/10/2016
3/11/2016
3/12/2016
3/13/2016
3/14/2016
3/15/2016
3/16/2016
3/17/2016
3/18/2016
3/19/2016
3/20/2016
3/21/2016
3/22/2016
3/23/2016
3/24/2016
3/25/2016
3/26/2016
3/27/2016
3/28/2016
3/29/2016
3/30/2016
3/31/2016
Day of YearDaily PrcpMultiday Prcp
4/1/2016
4/2/2016
4/3/2016
4/4/2016
4/5/2016
4/6/2016
4/7/2016
4/8/2016
4/9/2016
4/10/2016
4/11/2016
4/12/2016
4/13/2016
4/14/2016
4/15/2016
4/16/2016
4/17/2016
4/18/2016
4/19/2016
4/20/2016
4/21/2016
4/22/2016
4/23/2016
4/24/2016
4/25/2016
4/26/2016
4/27/2016
4/28/2016
4/29/2016
4/30/2016
5/1/2016
5/2/2016
5/3/2016
5/4/2016
5/5/2016
5/6/2016
5/7/2016
5/8/2016
5/9/2016
5/10/2016
5/11/2016
5/12/2016
5/13/2016
5/14/2016
5/15/2016
5/16/2016
5/17/2016
5/18/2016
5/19/2016
5/20/2016
5/21/2016
5/22/2016
5/23/2016
5/24/2016
5/25/2016
5/26/2016
5/27/2016
5/28/2016
5/29/2016
5/30/2016
5/31/2016
6/1/2016
6/2/2016
6/3/2016
6/4/2016
6/5/2016
6/6/2016 0.77
6/7/2016 0.00
6/8/2016 0.27
6/9/2016 0.00
6/10/2016 0.00
6/11/2016 0.00
6/12/2016 0.03
6/13/2016 0.00
6/14/2016 0.00
6/15/2016 0.00
6/16/2016 0.00
6/17/2016 **
6/18/2016 **
6/19/2016 **
6/20/2016 T
6/21/2016
6/22/2016 0.00
6/23/2016 0.00
6/24/2016 0.00
6/25/2016 0.00
6/26/2016 0.00
6/27/2016 0.00
6/28/2016 0.22
6/29/2016 0.01
6/30/2016 0.38
Day of YearDaily PrcpMultiday Prcp
7/1/2016 **
7/2/2016 **
7/3/2016 **
7/4/2016 **
7/5/2016 0.67
7/6/2016 **
7/7/2016 **
7/8/2016 **
7/9/2016 **
7/10/2016 **
7/11/2016 **
7/12/2016 **
7/13/2016 **
7/14/2016 **
7/15/2016 **
7/16/2016 **
7/17/2016 **
7/18/2016 **
7/19/2016 **
7/20/2016 **
7/21/2016 **
7/22/2016 0.20
7/23/2016 0.00
7/24/2016 0.00
7/25/2016 0.00
7/26/2016 0.00
7/27/2016 0.00
7/28/2016 0.00
7/29/2016 0.01
7/30/2016 0.01
7/31/2016 T
8/1/2016 0.01
8/2/2016 0.00
8/3/2016 0.04
8/4/2016 0.00
8/5/2016 0.00
8/6/2016 0.00
8/7/2016 0.12
8/8/2016 0.00
8/9/2016 0.00
8/10/2016 0.00
8/11/2016 0.25
8/12/2016 0.00
8/13/2016 **
8/14/2016 0.74
8/15/2016
8/16/2016 0.00
8/17/2016 0.01
8/18/2016 0.00
8/19/2016 0.00
8/20/2016 0.00
8/21/2016 0.00
8/22/2016 0.71
8/23/2016 0.00
8/24/2016 0.00
8/25/2016 0.00
8/26/2016 0.00
8/27/2016 0.00
8/28/2016
8/29/2016 0.00
8/30/2016 0.00
8/31/2016 0.00
9/1/2016 T
9/2/2016 0.00
9/3/2016 0.00
9/4/2016 0.00
9/5/2016 0.00
9/6/2016 0.02
9/7/2016 0.03
9/8/2016 0.01
9/9/2016 0.01
9/10/2016 0.00
9/11/2016 0.01
9/12/2016 0.12
9/13/2016 0.00
9/14/2016 0.00
9/15/2016
9/16/2016 0.00
9/17/2016 0.00
9/18/2016 0.00
9/19/2016 0.02
9/20/2016 0.15
9/21/2016 0.00
9/22/2016 0.00
9/23/2016 0.00
9/24/2016 **
9/25/2016 **
9/26/2016 0.22
9/27/2016 0.14
9/28/2016 0.01
9/29/2016 0.00
9/30/2016 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
6/6/2016 8:00 AM 0.77 M M M M First report, not a full 24h. Most of the rain (at least .7") was between about 7 and 10PM.
6/7/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/8/2016 8:00 AM 0.27 M M M M mostly around 8:30pm
6/9/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/10/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/11/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/12/2016 8:00 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/13/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/14/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/15/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/16/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/22/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/23/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/24/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/25/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/26/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/27/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/28/2016 8:00 AM 0.22 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/29/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.13
6/30/2016 8:00 AM 0.38 M M M M mostly form a downpour about 5pm lasting less than an hour
7/23/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/24/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/25/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/26/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/27/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/28/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/29/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/30/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
7/31/2016 8:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/1/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/2/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/3/2016 8:00 AM 0.04 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/4/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/5/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/6/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/7/2016 1:40 PM 0.12 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/8/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/9/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/10/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/11/2016 5:00 PM 0.25 M M M M
8/12/2016 7:59 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/16/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/17/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/18/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/19/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/20/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/21/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/22/2016 8:00 AM 0.71 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/23/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/24/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/25/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/26/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/27/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/29/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/30/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
8/31/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/1/2016 8:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/2/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/3/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/4/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/5/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/6/2016 8:00 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/7/2016 8:24 AM 0.03 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/8/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/9/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/10/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/11/2016 8:00 AM 0.01 M M M M quick sprinkle around midday
9/12/2016 8:00 AM 0.12 M M M M brief storm around 10:30am (half hour long?)
9/13/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/14/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/16/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/17/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/18/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/19/2016 8:00 AM 0.02 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/20/2016 8:00 AM 0.15 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/21/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/22/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/23/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/27/2016 8:53 AM 0.14 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/28/2016 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/29/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14
9/30/2016 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.14



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
6/17/2016 6/20/2016 8:00 AM 4 T M M Precipitation was probably from brief rain around 10PM on 16th, with thunder audible.
7/1/2016 7/05/2016 5:00 PM 5 0.67 M M Probably most of this is from the evening of July 1st, when there was significant rain and thunderstorms.
7/6/2016 7/22/2016 10:00 PM 17 0.20 M M
8/13/2016 8/14/2016 4:00 PM 2 0.74 M M
9/24/2016 9/26/2016 8:00 AM 3 0.22 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