Station Overview Station Location
Station Number NH-RC-59 Latitude 43.07305556
Station Name Portsmouth 1.6 NE Longitude -70.75916667
County Rockingham Elevation (ft) 10



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 4.48 3.24 24 0.33 12 2.91 12 4 2 1 0.0 0 0
Nov 17 4.53 1.72 27 0.71 11 1.01 16 4 6 2 0.0 0 0
Dec 17 4.07 1.00 28 0.50 7 0.50 21 3 2 1 0.0 0 0
Jan 18 3.71 3.30 28 1.14 13 2.16 15 5 2 2 0.0 0 0
Feb 18 3.52 3.48 24 1.14 9 2.34 15 3 3 0 0.0 0 0
March 18 4.58 2.78 29 0.11 10 2.67 19 6 2 1 0.0 0 0
April 18 4.58 5.86 30 3.31 12 2.55 18 4 7 0 0.0 0 0
May 18 3.96 1.79 31 0.11 16 1.68 15 5 2 0 0.0 0 0
June 18 4.02 0.93 18 0.87 9 0.06 9 3 4 2 0.0 0 0
July 18 3.91 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 18 3.34 0.00 5 0.00 4 0.00 1 0 0 0 0.0 0 0
Sept 18 3.93 6.98 30 6.98 15 0.00 15 4 9 2 0.0 0 0
Water Year Totals: 48.63" 31.08" 274 days 15.20" 118 15.88" 156 days 41 39 days 11 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
10/1/2017 **
10/2/2017 0.21
10/3/2017 0.00
10/4/2017 0.00
10/5/2017
10/6/2017 0.00
10/7/2017 **
10/8/2017 **
10/9/2017 **
10/10/2017 0.75
10/11/2017 0.00
10/12/2017 0.00
10/13/2017 0.00
10/14/2017 **
10/15/2017 **
10/16/2017 0.01
10/17/2017 0.00
10/18/2017 0.00
10/19/2017
10/20/2017
10/21/2017
10/22/2017
10/23/2017
10/24/2017 T
10/25/2017 0.32
10/26/2017
10/27/2017 **
10/28/2017 **
10/29/2017 1.94
10/30/2017 0.00
10/31/2017 0.01
11/1/2017
11/2/2017 T
11/3/2017 T
11/4/2017 **
11/5/2017 **
11/6/2017 T
11/7/2017 0.08
11/8/2017
11/9/2017 0.00
11/10/2017 **
11/11/2017 **
11/12/2017 **
11/13/2017 0.01 0.01
11/14/2017 0.17
11/15/2017 0.01
11/16/2017 0.00
11/17/2017 0.43
11/18/2017 **
11/19/2017 **
11/20/2017 0.35
11/21/2017
11/22/2017 **
11/23/2017 **
11/24/2017 **
11/25/2017 **
11/26/2017 **
11/27/2017 0.65
11/28/2017
11/29/2017 0.01
11/30/2017 0.00
12/1/2017 **
12/2/2017 **
12/3/2017 **
12/4/2017 0.09
12/5/2017 0.00
12/6/2017 0.49
12/7/2017 0.01
12/8/2017 0.00
12/9/2017 **
12/10/2017 **
12/11/2017 0.32
12/12/2017
12/13/2017
12/14/2017
12/15/2017 **
12/16/2017 **
12/17/2017 **
12/18/2017 **
12/19/2017 0.09
12/20/2017 0.00
12/21/2017 0.00
12/22/2017 T
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 **
Day of YearDaily PrcpMultiday Prcp
1/1/2018 **
1/2/2018 1.17
1/3/2018 0.00
1/4/2018 **
1/5/2018 **
1/6/2018 **
1/7/2018 **
1/8/2018 0.55
1/9/2018 T
1/10/2018 0.00
1/11/2018 0.00
1/12/2018 0.00
1/13/2018
1/14/2018
1/15/2018
1/16/2018 0.00
1/17/2018 **
1/18/2018 0.44
1/19/2018 0.00
1/20/2018 **
1/21/2018 **
1/22/2018 0.00
1/23/2018 0.31
1/24/2018 0.83
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 **
1/28/2018 **
1/29/2018 0.00
1/30/2018 T
1/31/2018 0.00
2/1/2018
2/2/2018 **
2/3/2018 **
2/4/2018 **
2/5/2018 0.71
2/6/2018
2/7/2018 0.00
2/8/2018 0.92
2/9/2018 0.00
2/10/2018 **
2/11/2018 **
2/12/2018 1.09
2/13/2018
2/14/2018 0.00
2/15/2018 0.00
2/16/2018 0.02
2/17/2018 **
2/18/2018 **
2/19/2018 0.54
2/20/2018 0.20
2/21/2018 0.00
2/22/2018 0.00
2/23/2018
2/24/2018 **
2/25/2018 **
2/26/2018 **
2/27/2018 **
2/28/2018 **
3/1/2018 **
3/2/2018 **
3/3/2018 **
3/4/2018 **
3/5/2018 0.78
3/6/2018 0.00
3/7/2018 0.00
3/8/2018 **
3/9/2018 1.10
3/10/2018 **
3/11/2018 **
3/12/2018 0.00
3/13/2018 **
3/14/2018 0.74
3/15/2018 0.00
3/16/2018 0.00
3/17/2018 **
3/18/2018 **
3/19/2018 0.00
3/20/2018 0.00
3/21/2018
3/22/2018 0.03
3/23/2018
3/24/2018 **
3/25/2018 **
3/26/2018 0.05
3/27/2018 0.00
3/28/2018 T
3/29/2018 0.00
3/30/2018 0.08
3/31/2018 **
Day of YearDaily PrcpMultiday Prcp
4/1/2018 **
4/2/2018 0.00
4/3/2018 0.00
4/4/2018 0.30
4/5/2018 0.23
4/6/2018 0.02
4/7/2018 **
4/8/2018 **
4/9/2018 0.30
4/10/2018 0.00
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 0.26
4/14/2018 **
4/15/2018 **
4/16/2018 0.20
4/17/2018 2.33
4/18/2018 0.02
4/19/2018 0.00
4/20/2018 0.15
4/21/2018 **
4/22/2018 **
4/23/2018 **
4/24/2018 **
4/25/2018 **
4/26/2018 **
4/27/2018 **
4/28/2018 **
4/29/2018 **
4/30/2018 2.05
5/1/2018 0.02
5/2/2018 0.00
5/3/2018 0.00
5/4/2018 0.00
5/5/2018 **
5/6/2018 **
5/7/2018 0.42
5/8/2018 0.00
5/9/2018 0.00
5/10/2018 0.00
5/11/2018 0.00
5/12/2018 **
5/13/2018 **
5/14/2018 0.02
5/15/2018 0.00
5/16/2018 **
5/17/2018 0.36
5/18/2018 0.00
5/19/2018 **
5/20/2018 **
5/21/2018 0.35
5/22/2018 0.00
5/23/2018 0.09
5/24/2018 0.00
5/25/2018 0.00
5/26/2018 **
5/27/2018 **
5/28/2018 **
5/29/2018 0.53
5/30/2018 0.00
5/31/2018 0.00
6/1/2018
6/2/2018 **
6/3/2018 **
6/4/2018 0.06
6/5/2018 0.54
6/6/2018 0.15
6/7/2018 T
6/8/2018
6/9/2018 **
6/10/2018 **
6/11/2018 0.00
6/12/2018 0.00
6/13/2018
6/14/2018 0.08
6/15/2018 T
6/16/2018 **
6/17/2018 **
6/18/2018 T
6/19/2018 0.10
6/20/2018
6/21/2018 0.00
6/22/2018 0.00
6/23/2018
6/24/2018
6/25/2018
6/26/2018
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
7/14/2018
7/15/2018
7/16/2018
7/17/2018
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
7/30/2018
7/31/2018
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
8/14/2018
8/15/2018
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 0.00
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018 **
9/1/2018 **
9/2/2018 **
9/3/2018 **
9/4/2018 0.00
9/5/2018 0.00
9/6/2018 0.00
9/7/2018 0.35
9/8/2018 **
9/9/2018 **
9/10/2018 0.00
9/11/2018 1.58
9/12/2018 T
9/13/2018 0.07
9/14/2018 T
9/15/2018 **
9/16/2018 **
9/17/2018 T
9/18/2018 0.46
9/19/2018 3.15
9/20/2018 0.02
9/21/2018 0.00
9/22/2018 **
9/23/2018 **
9/24/2018 0.00
9/25/2018 0.00
9/26/2018 0.73
9/27/2018 0.60
9/28/2018 0.02
9/29/2018 **
9/30/2018 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/3/2017 7:00 AM 0.00 0.0 M M M
10/4/2017 7:00 AM 0.00 0.0 M M M
10/6/2017 7:00 AM 0.00 0.0 M M M
10/11/2017 7:00 AM 0.00 0.0 M M M
10/12/2017 7:00 AM 0.00 0.0 M M M
10/13/2017 7:00 AM 0.00 0.0 M M M
10/17/2017 7:00 AM 0.00 0.0 M M M
10/18/2017 7:00 AM 0.00 0.0 M M M
10/24/2017 7:00 AM T M M M M
10/25/2017 7:00 AM 0.32 M M M M Raining at time of collection.
10/30/2017 8:00 AM 0.00 0.0 M M M 10/30 total included in weekend multi-day report.
10/31/2017 7:00 AM 0.01 M M M M
11/2/2017 7:00 AM T M M M M
11/3/2017 7:00 AM T M M M M
11/7/2017 7:00 AM 0.08 M M M M
11/9/2017 7:00 AM 0.00 0.0 M M M
11/13/2017 7:00 AM 0.01 M M M M
11/14/2017 7:00 AM 0.17 M M M M
11/15/2017 7:00 AM 0.01 M M M M
11/16/2017 7:00 AM 0.00 0.0 M M M
11/17/2017 7:00 AM 0.43 M M M M
11/29/2017 7:00 AM 0.01 M M M M
11/30/2017 7:00 AM 0.00 0.0 M M M
12/5/2017 7:00 AM 0.00 0.0 M M M
12/6/2017 7:00 AM 0.49 M M M M
12/7/2017 7:00 AM 0.01 M M M M
12/8/2017 7:00 AM 0.00 0.0 M M M
12/20/2017 7:00 AM 0.00 0.0 M M M
12/21/2017 7:00 AM 0.00 0.0 M M M
12/22/2017 7:00 AM T M M M M snow showers at time of measurement but no measurable accumulation.
1/3/2018 7:00 AM 0.00 0.0 M M M
1/9/2018 7:00 AM T M M M M Snow showers last night but not enough to record any precipitation total.
1/10/2018 7:00 AM 0.00 0.0 M M M
1/11/2018 7:00 AM 0.00 0.0 M M M
1/12/2018 7:00 AM 0.00 0.0 M M M
1/16/2018 7:00 AM 0.00 0.0 M M M
1/19/2018 7:00 AM 0.00 0.0 M M M
1/23/2018 7:00 AM 0.31 M M M M Represents water equivalency of snow, sleet and frozen rain that fell in the area over the night.
1/24/2018 7:00 AM 0.83 M M M M
1/25/2018 7:00 AM 0.00 0.0 M M M
1/26/2018 7:00 AM 0.00 0.0 M M M
1/30/2018 7:00 AM T M M M M Snow showers at time of collection. No accumulation.
1/31/2018 7:00 AM 0.00 0.0 M M M
2/7/2018 7:00 AM 0.00 0.0 M M M
2/8/2018 7:00 AM 0.92 M M M M Total represents melted snow, ice and frozen rain that fell throughout the day on 2/7/18.
2/9/2018 7:00 AM 0.00 0.0 M M M
2/14/2018 7:00 AM 0.00 0.0 M M M
2/15/2018 7:00 AM 0.00 0.0 M M M
2/16/2018 7:00 AM 0.02 M M M M
2/20/2018 7:00 AM 0.20 M M M M
2/21/2018 7:00 AM 0.00 0.0 M M M
2/22/2018 7:00 AM 0.00 0.0 M M M
3/6/2018 7:00 AM 0.00 0.0 M M M
3/7/2018 7:00 AM 0.00 0.0 M M M
3/15/2018 7:00 AM 0.00 0.0 M M M
3/16/2018 8:00 AM 0.00 0.0 M M M
3/20/2018 7:00 AM 0.00 0.0 M M M
3/22/2018 7:00 AM 0.03 M M M M Represents melted snow. Was snowing at time of collection.
3/27/2018 7:00 AM 0.00 0.0 M M M
3/28/2018 7:00 AM T M M M M
3/29/2018 7:00 AM 0.00 0.0 M M M
3/30/2018 7:00 AM 0.08 M M M M
4/3/2018 7:00 AM 0.00 0.0 M M M
4/4/2018 7:00 AM 0.30 M M M M
4/5/2018 7:00 AM 0.23 M M M M
4/6/2018 7:00 AM 0.02 M M M M
4/10/2018 7:00 AM 0.00 0.0 M M M
4/11/2018 7:00 AM 0.00 0.0 M M M
4/12/2018 7:00 AM 0.00 0.0 M M M
4/13/2018 7:00 AM 0.26 M M M M
4/17/2018 7:00 AM 2.33 M M M M
4/18/2018 7:00 AM 0.02 M M M M
4/19/2018 7:00 AM 0.00 0.0 M M M
4/20/2018 7:00 AM 0.15 M M M M
5/1/2018 7:00 AM 0.02 M M M M
5/2/2018 7:00 AM 0.00 0.0 M M M
5/3/2018 7:00 AM 0.00 0.0 M M M
5/4/2018 7:00 AM 0.00 0.0 M M M
5/8/2018 7:00 AM 0.00 0.0 M M M
5/9/2018 7:00 AM 0.00 0.0 M M M
5/10/2018 7:00 AM 0.00 0.0 M M M
5/11/2018 7:00 AM 0.00 0.0 M M M
5/15/2018 7:00 AM 0.00 0.0 M M M
5/18/2018 7:00 AM 0.00 0.0 M M M
5/22/2018 7:00 AM 0.00 0.0 M M M
5/23/2018 7:00 AM 0.09 M M M M
5/24/2018 7:00 AM 0.00 0.0 M M M
5/25/2018 7:00 AM 0.00 0.0 M M M
5/30/2018 7:00 AM 0.00 0.0 M M M
5/31/2018 7:00 AM 0.00 0.0 M M M
6/5/2018 7:00 AM 0.54 M M M M
6/6/2018 7:00 AM 0.15 M M M M
6/7/2018 7:00 AM T M M M M
6/12/2018 7:00 AM 0.00 0.0 M M M
6/14/2018 7:00 AM 0.08 M M M M
6/15/2018 7:00 AM T M M M M
6/19/2018 7:00 AM 0.10 M M M M Severe thunderstorms in the area last night, but not directly over Portsmouth.
6/21/2018 7:00 AM 0.00 0.0 M M M
6/22/2018 7:00 AM 0.00 0.0 M M M Final recording from this station for the summer school vacation break. Will be back to recording in August.
8/27/2018 7:00 AM 0.00 0.0 M M M
8/28/2018 8:00 AM 0.00 0.0 M M M
8/29/2018 7:00 AM 0.00 0.0 M M M
8/30/2018 7:00 AM 0.00 0.0 M M M
9/5/2018 7:00 AM 0.00 0.0 M M M
9/6/2018 7:00 AM 0.00 0.0 M M M
9/7/2018 7:00 AM 0.35 M M M M
9/11/2018 8:00 AM 1.58 M M M M Still raining at the time of collection.
9/12/2018 7:00 AM T M M M M
9/13/2018 7:00 AM 0.07 M M M M
9/14/2018 7:00 AM T M M M M
9/18/2018 7:00 AM 0.46 M M M M Raining at the time of collection. Rainfall is a result from Hurricane Florence that made landfall in NC on Friday, September 14th.
9/19/2018 7:00 AM 3.15 M M M M Remnants from Hurricane Florence.
9/20/2018 7:00 AM 0.02 M M M M
9/21/2018 7:00 AM 0.00 0.0 M M M
9/25/2018 7:00 AM 0.00 0.0 M M M
9/26/2018 7:00 AM 0.73 M M M M
9/27/2018 7:00 AM 0.60 M M M M
9/28/2018 7:00 AM 0.02 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/30/2017 10/02/2017 7:00 AM 3 0.21 M M
10/7/2017 10/10/2017 7:00 AM 4 0.75 M M Columbus Day weekend - remnants from Tropical Storm Nate.
10/14/2017 10/16/2017 7:00 AM 3 0.01 M M
10/27/2017 10/29/2017 7:00 AM 3 1.94 M M High winds and rain total due to remnants of Tropical Storm Phillipe
11/4/2017 11/06/2017 7:00 AM 3 T M M
11/10/2017 11/13/2017 7:00 AM 4 0.01 M M Includes Friday's total which was Veteran's Day (no school).
11/18/2017 11/20/2017 7:00 AM 3 0.35 M M
11/22/2017 11/27/2017 7:00 AM 6 0.65 M M Accounts for precipitation totals over Thanksgiving recess.
12/1/2017 12/04/2017 7:00 AM 4 0.09 M M Includes rain from Friday, 12/ in weekend report.
12/9/2017 12/11/2017 7:00 AM 3 0.32 3.0 M First measurable snow of winter season. Precipitation amount represents melted snow total.
12/15/2017 12/19/2017 7:00 AM 5 0.09 M M Precipitation represents melted ice and snow over the weekend and including Monday.
12/23/2017 1/02/2018 7:00 AM 11 1.17 M M Precipitation represents melted snow that fell on 12/25/17 and throughout the school holiday vacation week.
1/4/2018 1/08/2018 7:00 AM 5 0.55 M M Precipitation data represents melted snow from snowstorm on Thursday, 1/4. Caused school cancellations on Thursday and Friday.
1/17/2018 1/18/2018 7:00 AM 2 0.44 M M Total represents melted snow from 1/17/18 (no school due to snowstorm).
1/20/2018 1/22/2018 7:00 AM 3 0.00 M M
1/27/2018 1/29/2018 7:00 AM 3 0.00 M M
2/2/2018 2/05/2018 7:00 AM 4 0.71 M M
2/10/2018 2/12/2018 7:00 AM 3 1.09 M M
2/17/2018 2/19/2018 8:00 AM 3 0.54 M M Water represents the equivalency of melted snow that fell Saturday night into Sunday morning.
2/24/2018 3/05/2018 7:00 AM 10 0.78 M M Includes precipitation during February school vacation week including major nor'easter on Friday and Saturday, 3/2 and 3/3.
3/8/2018 3/09/2018 7:00 AM 2 1.10 M M Measurement represents melted snow that caused school cancellation on Thursday, 3/8. Invalid entry due to spilling of some melted precipitation that overflowed from cylinder.
3/10/2018 3/12/2018 7:00 AM 3 0.00 M M
3/13/2018 3/14/2018 8:00 AM 2 0.74 M M Represents melted snow from blizzard that cancelled school on Tuesday, 3/13/18.
3/17/2018 3/19/2018 7:00 AM 3 0.00 M M
3/24/2018 3/26/2018 7:00 AM 3 0.05 M M
3/31/2018 4/02/2018 7:00 AM 3 0.00 M M
4/7/2018 4/09/2018 7:00 AM 3 0.30 M M
4/14/2018 4/16/2018 7:00 AM 3 0.20 M M A mix of sleet on Sunday and rain Sunday night and Monday morning.
4/21/2018 4/30/2018 8:00 AM 10 2.05 M M Rain collected over April school recess.
5/5/2018 5/07/2018 7:00 AM 3 0.42 M M
5/12/2018 5/14/2018 7:00 AM 3 0.02 M M
5/16/2018 5/17/2018 7:00 AM 2 0.36 M M
5/19/2018 5/21/2018 7:00 AM 3 0.35 M M
5/26/2018 5/29/2018 7:00 AM 4 0.53 M M
6/2/2018 6/04/2018 7:00 AM 3 0.06 M M
6/9/2018 6/11/2018 7:00 AM 3 0.00 M M
6/16/2018 6/18/2018 7:00 AM 3 T M M
8/31/2018 9/04/2018 7:00 AM 5 0.00 M M
9/8/2018 9/10/2018 7:00 AM 3 0.00 M M
9/15/2018 9/17/2018 7:00 AM 3 T M M
9/22/2018 9/24/2018 7:00 AM 3 0.00 M M
9/29/2018 10/01/2018 7:00 AM 3 0.02 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