Station Overview Station Location
Station Number NH-RC-27 Latitude 42.866635
Station Name Londonderry 1.0 NW Longitude -71.374877
County Rockingham Elevation (ft) 425



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 12 4.36 6.60 26 1.00 14 5.60 12 4 8 0 0.0 0 0
Nov 12 4.19 0.18 9 0.18 6 0.00 3 1 1 0 0.0 0 0
Dec 12 3.58 0.99 10 0.05 4 0.94 6 2 2 0 0.0 0 0
Jan 13 3.08 0.77 9 0.24 5 0.53 4 2 1 0 0.0 0 0
Feb 13 3.16 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 13 3.88 0.13 1 0.13 1 0.00 0 0 1 0 0.0 0 0
April 13 3.97 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 13 4.12 0.11 1 0.11 1 0.00 0 0 1 0 0.0 0 0
June 13 4.10 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 13 3.62 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 13 3.54 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 13 3.64 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 45.24" 8.78" 56 days 1.71" 31 7.07" 25 days 9 14 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
10/1/2012 1.43
10/2/2012
10/3/2012 0.10
10/4/2012 0.07
10/5/2012 0.15
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012 0.01
10/11/2012 0.31
10/12/2012 0.01
10/13/2012 **
10/14/2012 **
10/15/2012 0.48
10/16/2012 0.31
10/17/2012 0.00
10/18/2012 0.00
10/19/2012 0.04
10/20/2012 **
10/21/2012 **
10/22/2012 0.64
10/23/2012 0.00
10/24/2012 0.00
10/25/2012 0.00
10/26/2012 0.00
10/27/2012 **
10/28/2012 **
10/29/2012 **
10/30/2012 **
10/31/2012 3.05
11/1/2012
11/2/2012
11/3/2012 **
11/4/2012 **
11/5/2012 0.00
11/6/2012
11/7/2012
11/8/2012
11/9/2012
11/10/2012
11/11/2012
11/12/2012
11/13/2012
11/14/2012 0.18
11/15/2012 0.00
11/16/2012 0.00
11/17/2012
11/18/2012
11/19/2012
11/20/2012
11/21/2012
11/22/2012
11/23/2012
11/24/2012
11/25/2012
11/26/2012
11/27/2012
11/28/2012 0.00
11/29/2012 0.00
11/30/2012 0.00
12/1/2012 **
12/2/2012 **
12/3/2012 0.12
12/4/2012 0.00
12/5/2012 0.02
12/6/2012 0.00
12/7/2012
12/8/2012 **
12/9/2012 **
12/10/2012 0.82
12/11/2012 0.03
12/12/2012
12/13/2012
12/14/2012
12/15/2012
12/16/2012
12/17/2012
12/18/2012
12/19/2012
12/20/2012
12/21/2012
12/22/2012
12/23/2012
12/24/2012
12/25/2012
12/26/2012
12/27/2012
12/28/2012
12/29/2012
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013
1/7/2013
1/8/2013
1/9/2013
1/10/2013
1/11/2013
1/12/2013
1/13/2013
1/14/2013
1/15/2013
1/16/2013 **
1/17/2013 0.53
1/18/2013 0.00
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013 0.00
1/24/2013 0.00
1/25/2013 0.00
1/26/2013
1/27/2013 **
1/28/2013 0.00
1/29/2013 0.24
1/30/2013
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013
2/9/2013
2/10/2013
2/11/2013
2/12/2013
2/13/2013
2/14/2013
2/15/2013
2/16/2013
2/17/2013
2/18/2013
2/19/2013
2/20/2013
2/21/2013
2/22/2013
2/23/2013
2/24/2013
2/25/2013
2/26/2013
2/27/2013
2/28/2013
3/1/2013
3/2/2013
3/3/2013
3/4/2013
3/5/2013
3/6/2013 0.13
3/7/2013
3/8/2013
3/9/2013
3/10/2013
3/11/2013
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013
3/17/2013
3/18/2013
3/19/2013
3/20/2013
3/21/2013
3/22/2013
3/23/2013
3/24/2013
3/25/2013
3/26/2013
3/27/2013
3/28/2013
3/29/2013
3/30/2013
3/31/2013
Day of YearDaily PrcpMultiday Prcp
4/1/2013
4/2/2013
4/3/2013
4/4/2013
4/5/2013
4/6/2013
4/7/2013
4/8/2013
4/9/2013
4/10/2013
4/11/2013
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013
4/18/2013
4/19/2013
4/20/2013
4/21/2013
4/22/2013
4/23/2013
4/24/2013
4/25/2013
4/26/2013
4/27/2013
4/28/2013
4/29/2013
4/30/2013
5/1/2013
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013
5/9/2013 0.11
5/10/2013
5/11/2013
5/12/2013
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013
5/18/2013
5/19/2013
5/20/2013
5/21/2013
5/22/2013
5/23/2013
5/24/2013
5/25/2013
5/26/2013
5/27/2013
5/28/2013
5/29/2013
5/30/2013
5/31/2013
6/1/2013
6/2/2013
6/3/2013
6/4/2013
6/5/2013
6/6/2013
6/7/2013
6/8/2013
6/9/2013
6/10/2013
6/11/2013
6/12/2013
6/13/2013
6/14/2013
6/15/2013
6/16/2013
6/17/2013
6/18/2013
6/19/2013
6/20/2013
6/21/2013
6/22/2013
6/23/2013
6/24/2013
6/25/2013
6/26/2013
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013
7/5/2013
7/6/2013
7/7/2013
7/8/2013
7/9/2013
7/10/2013
7/11/2013
7/12/2013
7/13/2013
7/14/2013
7/15/2013
7/16/2013
7/17/2013
7/18/2013
7/19/2013
7/20/2013
7/21/2013
7/22/2013
7/23/2013
7/24/2013
7/25/2013
7/26/2013
7/27/2013
7/28/2013
7/29/2013
7/30/2013
7/31/2013
8/1/2013
8/2/2013
8/3/2013
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013
8/9/2013
8/10/2013
8/11/2013
8/12/2013
8/13/2013
8/14/2013
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013
9/6/2013
9/7/2013
9/8/2013
9/9/2013
9/10/2013
9/11/2013
9/12/2013
9/13/2013
9/14/2013
9/15/2013
9/16/2013
9/17/2013
9/18/2013
9/19/2013
9/20/2013
9/21/2013
9/22/2013
9/23/2013
9/24/2013
9/25/2013
9/26/2013
9/27/2013
9/28/2013
9/29/2013
9/30/2013



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/3/2012 8:00 AM 0.10 M M M M Calm wind 59 degrees Pressure 30.12
10/4/2012 8:00 AM 0.07 M M M M Wind - 2 mph Wind Direction - NE Temperature - 58 degrees Pressure - 30.17 (observer-confirmed 0.07". P.G.) (edit: daily precip initially recorded as 0.70". changed to NA due to decimal error suspicion. observer contacted. P.G.)
10/5/2012 8:00 AM 0.15 M M M M Wind - 1 mph Wind Direction - SW Temperature - 57 Pressure - 30.03
10/10/2012 8:00 AM 0.01 M M M M Wind 2 mph from East. Temperature 49 degrees. Pressure 30.08.
10/11/2012 8:00 AM 0.31 M M M M
10/12/2012 8:00 AM 0.01 M M M M
10/16/2012 8:00 AM 0.31 M M M M 49 degrees. Wind from NW at 3 mph. Pressure 29.63.
10/17/2012 8:00 AM 0.00 0.0 M M M
10/18/2012 8:00 AM 0.00 0.0 M M M Calm winds. Temperature 36 degrees. Pressure 30.10
10/19/2012 8:00 AM 0.04 M M M M
10/23/2012 8:00 AM 0.00 0.0 M M M Calm Pressure 30.11 36 degrees
10/24/2012 8:00 AM 0.00 0.0 M M M Calm Winds Air Pressure 30.24 36 degrees
10/25/2012 8:00 AM 0.00 0.0 M M M Wind East at 2 mph. Air Pressure 30.31 44 degrees.
10/26/2012 8:00 AM 0.00 0.0 M M M
11/14/2012 8:00 AM 0.18 M M M M
11/15/2012 8:00 AM 0.00 0.0 M M M
11/16/2012 8:00 AM 0.00 0.0 M M M
11/28/2012 8:00 AM 0.00 0.0 M M M
11/29/2012 8:00 AM 0.00 0.0 M M M
11/30/2012 8:00 AM 0.00 0.0 M M M North Wind 5 MPH 24 degrees Pressure 30.49
12/4/2012 8:00 AM 0.00 0.0 M M M Calm winds Temperature 35 degrees Pressure 30.35
12/5/2012 8:00 AM 0.02 M M M M 50 degrees wind 2 mph from SW Pressure 29.91
12/6/2012 8:00 AM 0.00 0.0 M M M 27 degrees winds 2-4 mph from Northwest Pressure 30.33 and rising
12/11/2012 10:00 AM 0.03 M M M M Pressure is 29.86 rising Temperarture is 42. Wind is 1-3 NW
1/18/2013 8:00 AM 0.00 0.0 M M M 11 degrees. Wind 4 mph from North. Barometric pressure 30.33 rising.
1/23/2013 8:00 AM 0.00 0.0 M M M
1/24/2013 8:00 AM 0.00 0.0 M M M
1/25/2013 8:00 AM 0.00 0.0 M M M 7 degrees, wind 5 mph from the Northwest, pressure 30.34.
1/29/2013 9:00 AM 0.24 M 0.24 M M
3/6/2013 10:00 AM 0.13 M M M M light snow.
5/9/2013 10:00 AM 0.11 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/29/2012 10/01/2012 8:00 AM 3 1.43 M M
10/13/2012 10/15/2012 8:00 AM 3 0.48 M M
10/20/2012 10/22/2012 8:00 AM 3 0.64 M M
10/27/2012 10/31/2012 12:00 AM 5 3.05 M M
11/3/2012 11/05/2012 8:00 AM 3 0.00 M M
12/1/2012 12/03/2012 12:00 AM 3 0.12 M M
12/8/2012 12/10/2012 11:30 AM 3 0.82 M M Calm wind. 43 degrees. Air pressure 29.78 and falling.
1/16/2013 1/17/2013 10:30 AM 2 0.53 M M Melted Core
1/27/2013 1/28/2013 9:00 AM 2 0.00 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