Station Overview Station Location
Station Number NH-MR-30 Latitude 43.1853592
Station Name Hopkinton 2.9 E Longitude -71.61838
County Merrimack Elevation (ft) 527



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 13 4.25 0.55 30 0.36 26 0.19 4 1 3 1 0.0 0 0
Nov 13 4.04 1.95 29 1.77 22 0.18 7 2 8 4 0.0 0 0
Dec 13 3.58 0.04 4 0.04 4 0.00 0 0 2 0 0.0 0 0
Jan 14 3.14 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 14 2.99 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 14 3.65 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 14 3.89 1.49 24 1.33 13 0.16 11 3 5 1 0.0 0 0
May 14 3.85 4.58 30 2.02 12 2.56 18 4 8 0 0.0 0 0
June 14 4.28 5.23 30 5.11 18 0.12 12 3 10 2 0.0 0 0
July 14 3.79 7.95 23 7.95 23 0.00 0 0 11 1 0.0 0 0
Aug 14 3.42 4.07 28 2.88 20 1.19 8 2 7 4 0.0 0 0
Sept 14 3.67 0.52 30 0.23 18 0.29 12 3 4 8 0.0 0 0
Water Year Totals: 44.55" 26.38" 228 days 21.69" 156 4.69" 72 days 18 58 days 21 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
10/1/2013 0.00
10/2/2013 0.00
10/3/2013 0.00
10/4/2013 0.00
10/5/2013
10/6/2013 0.02
10/7/2013 0.15
10/8/2013 0.19
10/9/2013 0.00
10/10/2013 0.00
10/11/2013 0.00
10/12/2013 0.00
10/13/2013 0.00
10/14/2013 0.00
10/15/2013 0.00
10/16/2013 0.00
10/17/2013 **
10/18/2013 **
10/19/2013 **
10/20/2013 0.19
10/21/2013 0.00
10/22/2013 0.00
10/23/2013 T
10/24/2013 0.00
10/25/2013 0.00
10/26/2013 0.00
10/27/2013 0.00
10/28/2013 0.00
10/29/2013 0.00
10/30/2013 0.00
10/31/2013 0.00
11/1/2013 0.10
11/2/2013 0.06
11/3/2013 T
11/4/2013 0.00
11/5/2013 0.00
11/6/2013 0.00
11/7/2013 T
11/8/2013 **
11/9/2013 **
11/10/2013 **
11/11/2013 0.06
11/12/2013 0.01
11/13/2013 T
11/14/2013 0.00
11/15/2013 0.00
11/16/2013 **
11/17/2013 **
11/18/2013 0.12
11/19/2013 0.06
11/20/2013 T
11/21/2013 0.00
11/22/2013
11/23/2013 0.05
11/24/2013 0.13
11/25/2013 0.00
11/26/2013 0.00
11/27/2013 0.55
11/28/2013 0.81
11/29/2013 0.00
11/30/2013 0.00
12/1/2013 0.00
12/2/2013 0.03
12/3/2013 0.01
12/4/2013 0.00
12/5/2013
12/6/2013
12/7/2013
12/8/2013
12/9/2013
12/10/2013
12/11/2013
12/12/2013
12/13/2013
12/14/2013
12/15/2013
12/16/2013
12/17/2013
12/18/2013
12/19/2013
12/20/2013
12/21/2013
12/22/2013
12/23/2013
12/24/2013
12/25/2013
12/26/2013
12/27/2013
12/28/2013
12/29/2013
12/30/2013
12/31/2013
Day of YearDaily PrcpMultiday Prcp
1/1/2014
1/2/2014
1/3/2014
1/4/2014
1/5/2014
1/6/2014
1/7/2014
1/8/2014
1/9/2014
1/10/2014
1/11/2014
1/12/2014
1/13/2014
1/14/2014
1/15/2014
1/16/2014
1/17/2014
1/18/2014
1/19/2014
1/20/2014
1/21/2014
1/22/2014
1/23/2014
1/24/2014
1/25/2014
1/26/2014
1/27/2014
1/28/2014
1/29/2014
1/30/2014
1/31/2014
2/1/2014
2/2/2014
2/3/2014
2/4/2014
2/5/2014
2/6/2014
2/7/2014
2/8/2014
2/9/2014
2/10/2014
2/11/2014
2/12/2014
2/13/2014
2/14/2014
2/15/2014
2/16/2014
2/17/2014
2/18/2014
2/19/2014
2/20/2014
2/21/2014
2/22/2014
2/23/2014
2/24/2014
2/25/2014
2/26/2014
2/27/2014
2/28/2014
3/1/2014
3/2/2014
3/3/2014
3/4/2014
3/5/2014
3/6/2014
3/7/2014
3/8/2014
3/9/2014
3/10/2014
3/11/2014
3/12/2014
3/13/2014
3/14/2014
3/15/2014
3/16/2014
3/17/2014
3/18/2014
3/19/2014
3/20/2014
3/21/2014
3/22/2014
3/23/2014
3/24/2014
3/25/2014
3/26/2014
3/27/2014
3/28/2014
3/29/2014
3/30/2014
3/31/2014
Day of YearDaily PrcpMultiday Prcp
4/1/2014 0.67
4/2/2014 0.00
4/3/2014 0.00
4/4/2014 0.00
4/5/2014 0.00
4/6/2014 **
4/7/2014 0.01
4/8/2014 0.16
4/9/2014 0.10
4/10/2014 0.00
4/11/2014
4/12/2014 T
4/13/2014 **
4/14/2014 **
4/15/2014 0.05
4/16/2014 0.20
4/17/2014
4/18/2014 M
4/19/2014
4/20/2014
4/21/2014 0.00
4/22/2014 0.00
4/23/2014 **
4/24/2014 **
4/25/2014 **
4/26/2014 0.10
4/27/2014
4/28/2014 0.20
4/29/2014 **
4/30/2014 **
5/1/2014 **
5/2/2014 **
5/3/2014 1.02
5/4/2014 **
5/5/2014 **
5/6/2014 **
5/7/2014 **
5/8/2014 0.05
5/9/2014 0.02
5/10/2014
5/11/2014 0.00
5/12/2014 **
5/13/2014 **
5/14/2014 **
5/15/2014 **
5/16/2014 **
5/17/2014 1.20
5/18/2014 0.00
5/19/2014 0.00
5/20/2014 **
5/21/2014 **
5/22/2014 **
5/23/2014 0.29
5/24/2014 1.25
5/25/2014 0.18
5/26/2014 0.35
5/27/2014 0.03
5/28/2014 0.02
5/29/2014 0.03
5/30/2014 0.00
5/31/2014 0.14
6/1/2014 **
6/2/2014 0.08
6/3/2014 0.00
6/4/2014 T
6/5/2014 0.06
6/6/2014 0.06
6/7/2014 0.00
6/8/2014 **
6/9/2014 **
6/10/2014 0.03
6/11/2014 0.02
6/12/2014 0.04
6/13/2014 0.05
6/14/2014 0.48
6/15/2014 T
6/16/2014 0.00
6/17/2014 0.01
6/18/2014 0.26
6/19/2014 **
6/20/2014 **
6/21/2014 **
6/22/2014 **
6/23/2014 **
6/24/2014 **
6/25/2014 0.01
6/26/2014 4.09
6/27/2014 0.04
6/28/2014 0.00
6/29/2014 0.00
6/30/2014 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2014 0.00
7/2/2014
7/3/2014 1.17
7/4/2014 0.85
7/5/2014 1.02
7/6/2014 0.00
7/7/2014
7/8/2014
7/9/2014 0.08
7/10/2014 0.11
7/11/2014
7/12/2014
7/13/2014
7/14/2014 0.26
7/15/2014 0.28
7/16/2014 2.08
7/17/2014 1.08
7/18/2014 0.00
7/19/2014 0.00
7/20/2014 0.00
7/21/2014 0.00
7/22/2014 0.00
7/23/2014 0.00
7/24/2014 0.64
7/25/2014 0.00
7/26/2014 0.00
7/27/2014 0.00
7/28/2014 0.38
7/29/2014
7/30/2014
7/31/2014 T
8/1/2014 0.21
8/2/2014 0.01
8/3/2014 0.00
8/4/2014 0.00
8/5/2014
8/6/2014 0.05
8/7/2014 0.01
8/8/2014 T
8/9/2014 0.00
8/10/2014 0.00
8/11/2014 T
8/12/2014
8/13/2014 0.05
8/14/2014 2.52
8/15/2014 T
8/16/2014 0.00
8/17/2014 0.03
8/18/2014 **
8/19/2014 **
8/20/2014 **
8/21/2014 **
8/22/2014 1.19
8/23/2014 **
8/24/2014 **
8/25/2014 T
8/26/2014 T
8/27/2014 0.00
8/28/2014 0.00
8/29/2014
8/30/2014 0.00
8/31/2014 0.00
9/1/2014 0.04
9/2/2014 **
9/3/2014 0.07
9/4/2014 T
9/5/2014 T
9/6/2014 0.00
9/7/2014 0.06
9/8/2014 **
9/9/2014 **
9/10/2014 **
9/11/2014 **
9/12/2014 **
9/13/2014 **
9/14/2014 0.22
9/15/2014 T
9/16/2014 0.06
9/17/2014 0.07
9/18/2014 T
9/19/2014 T
9/20/2014 **
9/21/2014 T
9/22/2014 T
9/23/2014 T
9/24/2014 T
9/25/2014 0.00
9/26/2014 0.00
9/27/2014 0.00
9/28/2014 0.00
9/29/2014 0.00
9/30/2014 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2013 6:00 AM 0.00 0.0 M M M
10/2/2013 6:00 AM 0.00 0.0 M M M
10/3/2013 6:00 AM 0.00 0.0 M M M
10/4/2013 6:00 AM 0.00 0.0 M M M
10/6/2013 6:00 AM 0.02 M M M M
10/7/2013 6:00 AM 0.15 M M M M
10/8/2013 6:00 AM 0.19 M M M M
10/9/2013 6:00 AM 0.00 0.0 M M M
10/10/2013 6:00 AM 0.00 0.0 M M M
10/11/2013 6:00 AM 0.00 0.0 M M M
10/12/2013 6:00 AM 0.00 0.0 M M M
10/13/2013 6:00 AM 0.00 0.0 M M M
10/14/2013 6:00 AM 0.00 0.0 M M M
10/15/2013 6:00 AM 0.00 0.0 M M M
10/16/2013 6:00 AM 0.00 0.0 M M M
10/21/2013 6:00 AM 0.00 0.0 M M M
10/22/2013 6:00 AM 0.00 0.0 M M M
10/23/2013 6:00 AM T M M M M
10/24/2013 6:00 AM 0.00 0.0 M M M
10/25/2013 6:00 AM 0.00 0.0 M M M
10/26/2013 6:00 AM 0.00 0.0 M M M
10/27/2013 6:00 AM 0.00 0.0 M M M
10/28/2013 6:00 AM 0.00 0.0 M M M
10/29/2013 6:00 AM 0.00 0.0 M M M
10/30/2013 6:00 AM 0.00 0.0 M M M
10/31/2013 6:00 AM 0.00 0.0 M M M
11/1/2013 6:00 AM 0.10 0.0 M M M
11/2/2013 6:00 AM 0.06 M M M M
11/3/2013 6:00 AM T M M M M
11/4/2013 6:00 AM 0.00 0.0 M M M
11/5/2013 6:00 AM 0.00 0.0 M M M
11/6/2013 6:00 AM 0.00 0.0 M M M
11/7/2013 6:00 AM T M M M M
11/12/2013 6:00 AM 0.01 M M M M
11/13/2013 6:00 AM T M M M M
11/14/2013 6:00 AM 0.00 0.0 M M M
11/15/2013 6:00 AM 0.00 0.0 M M M
11/19/2013 6:00 AM 0.06 M M M M
11/20/2013 6:00 AM T M M M M
11/21/2013 6:00 AM 0.00 0.0 M M M
11/23/2013 6:00 AM 0.05 M M M M
11/24/2013 6:00 AM 0.13 M M M M
11/25/2013 6:00 AM 0.00 0.0 M M M
11/26/2013 6:00 AM 0.00 0.0 M M M
11/27/2013 6:00 AM 0.55 M M M M Whoa - it rained very hard this morning - it was dreadfully difficult to see driving the hour's commute in the dark and rain!
11/28/2013 4:30 PM 0.81 M M M M
11/29/2013 6:00 AM 0.00 0.0 M M M
11/30/2013 6:00 AM 0.00 0.0 M M M
12/1/2013 6:00 AM 0.00 0.0 M M M
12/2/2013 6:00 AM 0.03 M M M M
12/3/2013 6:00 AM 0.01 M M M M
12/4/2013 6:00 AM 0.00 0.0 M M M
4/1/2014 5:30 AM 0.67 M M M M This gauge reading was inclusive of time from 9:15 a.m. Sunday, March 30, through April 1.
4/2/2014 6:00 AM 0.00 0.0 M M M
4/3/2014 6:00 AM 0.00 0.0 M M M
4/4/2014 6:00 AM 0.00 0.0 M M M
4/5/2014 6:00 AM 0.00 0.0 M M M
4/8/2014 6:00 AM 0.16 M M M M
4/9/2014 5:30 AM 0.10 M M M M
4/10/2014 6:00 AM 0.00 0.0 M M M
4/12/2014 6:00 AM T M M M M
4/16/2014 6:00 AM 0.20 M M M M There was accumulated snow in the top cone of the rain gauge this morning that hadn't melted into the inner gauge. This might indicate there was additional precipitation than was measured from the rain.
4/18/2014 6:00 AM M M M M M The water in the gauge has frozen in place at this measurement. (edit: daily precip initially recorded as 0.15". changed to NA due to comments above. observer contacted. P.G.)
4/21/2014 6:00 AM 0.00 0.0 M M M
4/22/2014 6:00 AM 0.00 0.0 M M M
4/28/2014 5:30 AM 0.20 M M M M
5/9/2014 6:00 AM 0.02 M M M M
5/11/2014 6:00 AM 0.00 0.0 M M M
5/18/2014 6:00 AM 0.00 0.0 M M M
5/19/2014 6:00 AM 0.00 0.0 M M M
5/24/2014 9:30 AM 1.25 M M M M
5/25/2014 7:30 AM 0.18 M M M M
5/26/2014 7:30 AM 0.35 M M M M There was hail reported around Hopkinton in various locations yesterday afternoon during a fast moving severe thunderstorm. None at this location.
5/27/2014 5:30 AM 0.03 M M M M
5/28/2014 6:00 AM 0.02 M M M M
5/29/2014 6:00 AM 0.03 M M M M
5/30/2014 6:00 AM 0.00 0.0 M M M
5/31/2014 6:00 AM 0.14 M M M M
6/3/2014 6:00 AM 0.00 0.0 M M M
6/4/2014 6:00 AM T M M M M
6/5/2014 6:00 AM 0.06 M M M M
6/6/2014 6:00 AM 0.06 M M M M
6/7/2014 6:00 AM 0.00 0.0 M M M
6/11/2014 6:00 AM 0.02 M M M M
6/12/2014 6:00 AM 0.04 M M M M
6/13/2014 6:00 AM 0.05 M M M M
6/14/2014 6:00 AM 0.48 M M M M
6/15/2014 6:00 AM T M M M M
6/16/2014 6:00 AM 0.00 0.0 M M M
6/17/2014 6:00 AM 0.01 M M M M
6/18/2014 6:00 AM 0.26 M M M M
6/26/2014 6:00 AM 4.09 M M M M Whoa - there was gobs of rain in the storm last night. No flooding experienced at my station.
6/27/2014 6:00 AM 0.04 M M M M
6/28/2014 6:00 AM 0.00 0.0 M M M
6/29/2014 6:00 AM 0.00 0.0 M M M
6/30/2014 6:00 AM 0.00 0.0 M M M
7/1/2014 6:00 AM 0.00 0.0 M M M
7/3/2014 6:00 AM 1.17 M M M M
7/4/2014 6:00 AM 0.85 M M M M
7/5/2014 6:00 AM 1.02 M M M M
7/6/2014 6:00 AM 0.00 0.0 M M M
7/9/2014 6:00 AM 0.08 M M M M
7/10/2014 6:00 AM 0.11 M M M M
7/14/2014 6:00 AM 0.26 M M M M
7/15/2014 6:00 AM 0.28 M M M M
7/16/2014 6:00 AM 2.08 M M M M Wow - big thunder, gobs of lightning, and anxious doggies - this has been quite the summer storm!
7/17/2014 6:00 AM 1.08 M M M M
7/18/2014 6:00 AM 0.00 0.0 M M M
7/19/2014 6:00 AM 0.00 0.0 M M M
7/20/2014 6:00 AM 0.00 0.0 M M M
7/21/2014 6:00 AM 0.00 0.0 M M M
7/22/2014 6:00 AM 0.00 0.0 M M M
7/23/2014 6:00 AM 0.00 0.0 M M M
7/24/2014 6:00 AM 0.64 M M M M
7/25/2014 6:00 AM 0.00 0.0 M M M
7/26/2014 6:00 AM 0.00 0.0 M M M
7/27/2014 6:00 AM 0.00 0.0 M M M
7/28/2014 6:00 AM 0.38 M M M M
7/31/2014 6:00 AM T M M M M The rain gauge seems to be collecting dew.
8/1/2014 6:00 AM 0.21 M M M M
8/2/2014 6:00 AM 0.01 M M M M
8/3/2014 6:00 AM 0.00 0.0 M M M
8/4/2014 4:30 AM 0.00 0.0 M M M
8/6/2014 6:00 AM 0.05 M M M M
8/7/2014 6:00 AM 0.01 M M M M
8/8/2014 6:00 AM T M M M M
8/9/2014 6:00 AM 0.00 0.0 M M M
8/10/2014 6:00 AM 0.00 0.0 M M M
8/11/2014 6:00 AM T M M M M
8/13/2014 6:00 AM 0.05 M M M M
8/14/2014 6:00 AM 2.52 M M M M
8/15/2014 6:00 AM T M M M M
8/16/2014 6:00 AM 0.00 0.0 M M M
8/17/2014 6:00 AM 0.03 M M M M
8/26/2014 6:00 AM T M M M M
8/27/2014 6:00 AM 0.00 0.0 M M M
8/28/2014 6:00 AM 0.00 0.0 M M M
8/30/2014 6:00 AM 0.00 0.0 M M M
8/31/2014 6:00 AM 0.00 0.0 M M M
9/1/2014 6:00 AM 0.04 M M M M
9/4/2014 6:00 AM T M M M M
9/5/2014 6:00 AM T M M M M
9/6/2014 6:00 AM 0.00 0.0 M M M
9/7/2014 6:00 AM 0.06 M M M M
9/15/2014 6:00 AM T M M M M
9/16/2014 6:00 AM 0.06 M M M M
9/17/2014 6:00 AM 0.07 M M M M
9/18/2014 6:00 AM T M M M M
9/19/2014 6:00 AM T M M M M
9/22/2014 6:00 AM T M M M M
9/23/2014 6:00 AM T M M M M
9/24/2014 6:00 AM T M M M M
9/25/2014 6:00 AM 0.00 0.0 M M M
9/26/2014 6:00 AM 0.00 0.0 M M M
9/27/2014 6:00 AM 0.00 0.0 M M M
9/28/2014 6:00 AM 0.00 0.0 M M M
9/29/2014 6:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/17/2013 10/20/2013 8:00 AM 4 0.19 M M
11/8/2013 11/11/2013 5:30 AM 4 0.06 M M
11/16/2013 11/18/2013 6:00 AM 3 0.12 M M
4/6/2014 4/07/2014 5:30 AM 2 0.01 M M
4/13/2014 4/15/2014 5:15 AM 3 0.05 M M
4/23/2014 4/26/2014 2:15 PM 4 0.10 M M
4/29/2014 5/03/2014 10:00 AM 5 1.02 M M
5/4/2014 5/08/2014 8:15 AM 5 0.05 M M
5/12/2014 5/17/2014 10:30 AM 6 1.20 M M
5/20/2014 5/23/2014 8:00 AM 4 0.29 M M
6/1/2014 6/02/2014 5:30 AM 2 0.08 M M
6/8/2014 6/10/2014 5:30 AM 3 0.03 M M
6/19/2014 6/25/2014 5:30 AM 7 0.01 M M
8/18/2014 8/22/2014 6:00 AM 5 1.19 M M
8/23/2014 8/25/2014 5:30 AM 3 T M M
9/2/2014 9/03/2014 5:30 AM 2 0.07 M M
9/8/2014 9/14/2014 10:00 AM 7 0.22 M M
9/20/2014 9/21/2014 9:00 AM 2 T M M
9/30/2014 10/03/2014 6:00 AM 4 0.60 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