Station Overview Station Location
Station Number NH-HL-60 Latitude 42.874868
Station Name Merrimack 3.0 W Longitude -71.551774
County Hillsborough Elevation (ft) 298



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 11 4.21 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 11 4.06 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 11 3.55 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 12 3.11 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 12 3.11 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 12 3.71 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 12 4.00 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 12 4.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 12 4.10 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 12 3.70 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 12 3.54 5.52 26 3.89 24 1.63 2 1 10 0 0.0 0 0
Sept 12 3.61 4.09 30 4.09 30 0.00 0 0 13 0 0.0 0 0
Water Year Totals: 44.71" 9.61" 56 days 7.98" 54 1.63" 2 days 1 23 days 0 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011
10/7/2011
10/8/2011
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011
11/3/2011
11/4/2011
11/5/2011
11/6/2011
11/7/2011
11/8/2011
11/9/2011
11/10/2011
11/11/2011
11/12/2011
11/13/2011
11/14/2011
11/15/2011
11/16/2011
11/17/2011
11/18/2011
11/19/2011
11/20/2011
11/21/2011
11/22/2011
11/23/2011
11/24/2011
11/25/2011
11/26/2011
11/27/2011
11/28/2011
11/29/2011
11/30/2011
12/1/2011
12/2/2011
12/3/2011
12/4/2011
12/5/2011
12/6/2011
12/7/2011
12/8/2011
12/9/2011
12/10/2011
12/11/2011
12/12/2011
12/13/2011
12/14/2011
12/15/2011
12/16/2011
12/17/2011
12/18/2011
12/19/2011
12/20/2011
12/21/2011
12/22/2011
12/23/2011
12/24/2011
12/25/2011
12/26/2011
12/27/2011
12/28/2011
12/29/2011
12/30/2011
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012
1/9/2012
1/10/2012
1/11/2012
1/12/2012
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012
1/21/2012
1/22/2012
1/23/2012
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012
2/4/2012
2/5/2012
2/6/2012
2/7/2012
2/8/2012
2/9/2012
2/10/2012
2/11/2012
2/12/2012
2/13/2012
2/14/2012
2/15/2012
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012
2/21/2012
2/22/2012
2/23/2012
2/24/2012
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012
3/18/2012
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012
3/26/2012
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012
4/4/2012
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012
4/12/2012
4/13/2012
4/14/2012
4/15/2012
4/16/2012
4/17/2012
4/18/2012
4/19/2012
4/20/2012
4/21/2012
4/22/2012
4/23/2012
4/24/2012
4/25/2012
4/26/2012
4/27/2012
4/28/2012
4/29/2012
4/30/2012
5/1/2012
5/2/2012
5/3/2012
5/4/2012
5/5/2012
5/6/2012
5/7/2012
5/8/2012
5/9/2012
5/10/2012
5/11/2012
5/12/2012
5/13/2012
5/14/2012
5/15/2012
5/16/2012
5/17/2012
5/18/2012
5/19/2012
5/20/2012
5/21/2012
5/22/2012
5/23/2012
5/24/2012
5/25/2012
5/26/2012
5/27/2012
5/28/2012
5/29/2012
5/30/2012
5/31/2012
6/1/2012
6/2/2012
6/3/2012
6/4/2012
6/5/2012
6/6/2012
6/7/2012
6/8/2012
6/9/2012
6/10/2012
6/11/2012
6/12/2012
6/13/2012
6/14/2012
6/15/2012
6/16/2012
6/17/2012
6/18/2012
6/19/2012
6/20/2012
6/21/2012
6/22/2012
6/23/2012
6/24/2012
6/25/2012
6/26/2012
6/27/2012
6/28/2012
6/29/2012
6/30/2012
Day of YearDaily PrcpMultiday Prcp
7/1/2012
7/2/2012
7/3/2012
7/4/2012
7/5/2012
7/6/2012
7/7/2012
7/8/2012
7/9/2012
7/10/2012
7/11/2012
7/12/2012
7/13/2012
7/14/2012
7/15/2012
7/16/2012
7/17/2012
7/18/2012
7/19/2012
7/20/2012
7/21/2012
7/22/2012
7/23/2012
7/24/2012
7/25/2012
7/26/2012
7/27/2012
7/28/2012
7/29/2012
7/30/2012
7/31/2012
8/1/2012
8/2/2012
8/3/2012
8/4/2012
8/5/2012 0.26
8/6/2012 0.26
8/7/2012
8/8/2012 0.00
8/9/2012 0.00
8/10/2012 0.23
8/11/2012 **
8/12/2012 1.63
8/13/2012 0.01
8/14/2012 0.01
8/15/2012 0.00
8/16/2012 2.67
8/17/2012 0.05
8/18/2012 0.10
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.00
8/28/2012 0.12
8/29/2012 0.18
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.01
9/3/2012 0.00
9/4/2012 0.09
9/5/2012 0.59
9/6/2012 0.03
9/7/2012 0.00
9/8/2012 0.00
9/9/2012 0.57
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.00
9/15/2012 0.04
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.94
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.00
9/23/2012 0.08
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.01
9/27/2012 0.01
9/28/2012 0.01
9/29/2012 1.70
9/30/2012 0.01



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
8/5/2012 6:00 AM 0.26 M M M M Rain was the result of two short storms coming through on 8/5/202. One around 430 PM and the other around 1100 PM.
8/6/2012 6:00 AM 0.26 M M M M
8/8/2012 6:00 AM 0.00 0.0 M M M
8/9/2012 6:00 AM 0.00 0.0 M M M
8/10/2012 6:00 AM 0.23 M M M M Present temperature 69 degrees and very humid. A majority of the reported precipitation was as a result of one or two short bursts during the afternoon and early evening of 8/9/2012.
8/13/2012 6:00 AM 0.01 M M M M
8/14/2012 6:00 AM 0.01 M M M M
8/15/2012 6:00 AM 0.00 0.0 M M M
8/16/2012 6:00 AM 2.67 M M M M Moderate rain presently falling. 65 degrees F.
8/17/2012 6:00 AM 0.05 M M M M
8/18/2012 6:00 AM 0.10 M M M M
8/19/2012 6:00 AM 0.00 0.0 M M M
8/20/2012 6:00 AM 0.00 0.0 M M M
8/21/2012 6:00 AM 0.00 0.0 M M M
8/22/2012 6:00 AM 0.00 0.0 M M M
8/23/2012 6:00 AM 0.00 0.0 M M M
8/24/2012 6:00 AM 0.00 0.0 M M M
8/25/2012 6:00 AM 0.00 0.0 M M M
8/26/2012 6:00 AM 0.00 0.0 M M M
8/27/2012 6:00 AM 0.00 0.0 M M M
8/28/2012 6:00 AM 0.12 M M M M Moderate rain continuing at this time.
8/29/2012 6:00 AM 0.18 M M M M
8/30/2012 6:00 AM 0.00 0.0 M M M
8/31/2012 6:00 AM 0.00 0.0 M M M
9/1/2012 6:00 AM 0.00 0.0 M M M
9/2/2012 6:00 AM 0.01 M M M M
9/3/2012 6:00 AM 0.00 0.0 M M M
9/4/2012 6:00 AM 0.09 M M M M
9/5/2012 6:00 AM 0.59 M M M M 72.4 degrees F, overcast.
9/6/2012 6:00 AM 0.03 M M M M
9/7/2012 6:00 AM 0.00 0.0 M M M
9/8/2012 6:00 AM 0.00 0.0 M M M
9/9/2012 6:00 AM 0.57 M M M M
9/10/2012 6:00 AM 0.00 0.0 M M M
9/11/2012 6:00 AM 0.00 0.0 M M M
9/12/2012 6:00 AM 0.00 0.0 M M M
9/13/2012 6:00 AM 0.00 0.0 M M M
9/14/2012 6:00 AM 0.00 0.0 M M M
9/15/2012 6:00 AM 0.04 M M M M
9/16/2012 6:00 AM 0.00 0.0 M M M
9/17/2012 6:00 AM 0.00 0.0 M M M
9/18/2012 6:00 AM 0.00 0.0 M M M
9/19/2012 6:00 AM 0.94 M M M M
9/20/2012 6:00 AM 0.00 0.0 M M M
9/21/2012 6:00 AM 0.00 0.0 M M M
9/22/2012 6:00 AM 0.00 0.0 M M M
9/23/2012 6:00 AM 0.08 M M M M
9/24/2012 6:00 AM 0.00 0.0 M M M
9/25/2012 6:00 AM 0.00 0.0 M M M
9/26/2012 6:00 AM 0.01 M M M M
9/27/2012 6:00 AM 0.01 M M M M
9/28/2012 6:00 AM 0.01 M M M M
9/29/2012 6:00 AM 1.70 M M M M
9/30/2012 6:00 AM 0.01 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
8/11/2012 8/12/2012 12:30 PM 2 1.63 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