Station Overview Station Location
Station Number MA-ES-22 Latitude 42.644832
Station Name Rockport 1.0 E Longitude -70.599137
County Essex Elevation (ft) 77



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 4.14 5.62 31 4.33 8 1.29 23 3 4 1 0.0 0 0
Nov 17 4.37 2.02 30 1.94 10 0.08 20 6 6 0 0.0 0 0
Dec 17 4.50 3.18 31 3.06 13 0.12 18 4 6 0 2.4 2 4
Jan 18 4.15 2.86 18 2.86 8 0.00 10 3 4 0 9.8 2 5
Feb 18 3.94 4.10 27 2.40 16 1.70 11 2 5 0 2.0 2 2
March 18 4.90 2.38 8 2.38 8 0.00 0 0 3 0 1.0 1 2
April 18 4.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 18 3.90 1.55 26 1.24 9 0.31 17 3 7 1 0.0 0 0
June 18 3.90 3.11 29 3.03 7 0.08 22 4 5 1 0.0 0 0
July 18 3.70 3.22 18 3.22 9 0.00 9 3 4 0 0.0 0 0
Aug 18 2.90 1.79 20 1.79 13 0.00 7 1 7 0 0.0 0 0
Sept 18 3.74 5.59 29 5.59 14 0.00 15 3 9 1 0.0 0 0
Water Year Totals: 48.41" 35.42" 267 days 31.84" 115 3.58" 152 days 32 60 days 4 days 15.2" 7 days 13 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 0.94
10/2/2017 **
10/3/2017 **
10/4/2017 **
10/5/2017 **
10/6/2017 **
10/7/2017 **
10/8/2017 **
10/9/2017 **
10/10/2017 **
10/11/2017 0.35
10/12/2017 T
10/13/2017 **
10/14/2017 **
10/15/2017 **
10/16/2017 **
10/17/2017 **
10/18/2017 **
10/19/2017 **
10/20/2017 **
10/21/2017 **
10/22/2017 **
10/23/2017 **
10/24/2017 0.00
10/25/2017 1.30
10/26/2017 1.98
10/27/2017 0.11
10/28/2017 0.00
10/29/2017 0.00
10/30/2017 0.94
10/31/2017 0.00
11/1/2017 0.00
11/2/2017 **
11/3/2017 **
11/4/2017 **
11/5/2017 **
11/6/2017 0.08
11/7/2017 0.03
11/8/2017 0.24
11/9/2017 **
11/10/2017 **
11/11/2017 0.00
11/12/2017 **
11/13/2017 0.00
11/14/2017 0.27
11/15/2017 0.00
11/16/2017 0.00
11/17/2017 0.28
11/18/2017 0.00
11/19/2017 0.30
11/20/2017 **
11/21/2017 **
11/22/2017 0.00
11/23/2017 0.82
11/24/2017 **
11/25/2017 **
11/26/2017 **
11/27/2017 0.00
11/28/2017 **
11/29/2017 0.00
11/30/2017 **
12/1/2017 **
12/2/2017 **
12/3/2017 **
12/4/2017 **
12/5/2017 0.00
12/6/2017 0.58
12/7/2017 0.00
12/8/2017 **
12/9/2017 0.00
12/10/2017 0.70
12/11/2017 **
12/12/2017 **
12/13/2017 **
12/14/2017 **
12/15/2017 0.12
12/16/2017 0.00
12/17/2017 **
12/18/2017 0.00
12/19/2017 0.03
12/20/2017 0.00
12/21/2017 0.00
12/22/2017 0.00
12/23/2017 0.32
12/24/2017 0.68
12/25/2017 0.75
12/26/2017 0.00
12/27/2017 0.00
12/28/2017 **
12/29/2017 **
12/30/2017 **
12/31/2017 **
Day of YearDaily PrcpMultiday Prcp
1/1/2018 **
1/2/2018 **
1/3/2018 T
1/4/2018 0.00
1/5/2018 0.20
1/6/2018
1/7/2018 0.00
1/8/2018 0.00
1/9/2018 **
1/10/2018 **
1/11/2018 **
1/12/2018 0.00
1/13/2018 1.14
1/14/2018
1/15/2018
1/16/2018
1/17/2018
1/18/2018
1/19/2018
1/20/2018
1/21/2018
1/22/2018
1/23/2018
1/24/2018 1.39
1/25/2018
1/26/2018 **
1/27/2018 **
1/28/2018 T
1/29/2018 0.00
1/30/2018
1/31/2018 0.13
2/1/2018 0.00
2/2/2018 0.28
2/3/2018 0.00
2/4/2018 0.00
2/5/2018 0.68
2/6/2018 0.00
2/7/2018 0.00
2/8/2018 0.86
2/9/2018 0.00
2/10/2018 **
2/11/2018 **
2/12/2018 0.95
2/13/2018
2/14/2018 0.00
2/15/2018 **
2/16/2018 **
2/17/2018 **
2/18/2018 **
2/19/2018 **
2/20/2018 **
2/21/2018 **
2/22/2018 0.75
2/23/2018 0.09
2/24/2018 0.00
2/25/2018 0.00
2/26/2018 0.49
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018
3/3/2018 1.34
3/4/2018 0.00
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.00
3/8/2018 0.98
3/9/2018 0.06
3/10/2018
3/11/2018
3/12/2018
3/13/2018
3/14/2018
3/15/2018
3/16/2018
3/17/2018
3/18/2018
3/19/2018
3/20/2018
3/21/2018
3/22/2018
3/23/2018
3/24/2018
3/25/2018
3/26/2018
3/27/2018
3/28/2018
3/29/2018
3/30/2018
3/31/2018
Day of YearDaily PrcpMultiday Prcp
4/1/2018
4/2/2018
4/3/2018
4/4/2018
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018
4/16/2018
4/17/2018
4/18/2018
4/19/2018
4/20/2018
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
5/1/2018
5/2/2018
5/3/2018
5/4/2018
5/5/2018 0.03
5/6/2018
5/7/2018 **
5/8/2018 **
5/9/2018 **
5/10/2018 **
5/11/2018 **
5/12/2018 **
5/13/2018 **
5/14/2018 **
5/15/2018 0.31
5/16/2018 0.58
5/17/2018 **
5/18/2018 **
5/19/2018 0.00
5/20/2018 0.28
5/21/2018 T
5/22/2018 0.00
5/23/2018 0.04
5/24/2018 0.05
5/25/2018 **
5/26/2018 0.00
5/27/2018 0.25
5/28/2018 0.01
5/29/2018 **
5/30/2018 **
5/31/2018 **
6/1/2018 **
6/2/2018 **
6/3/2018 0.00
6/4/2018 **
6/5/2018 **
6/6/2018 **
6/7/2018 **
6/8/2018 **
6/9/2018 **
6/10/2018 **
6/11/2018 **
6/12/2018 **
6/13/2018 **
6/14/2018 **
6/15/2018 **
6/16/2018 0.08
6/17/2018 **
6/18/2018 0.00
6/19/2018 0.58
6/20/2018 **
6/21/2018 **
6/22/2018 **
6/23/2018 0.00
6/24/2018 T
6/25/2018 0.85
6/26/2018 0.14
6/27/2018 0.00
6/28/2018 0.30
6/29/2018 1.16
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018 **
7/2/2018 **
7/3/2018 **
7/4/2018 **
7/5/2018 0.00
7/6/2018 0.00
7/7/2018 0.85
7/8/2018 **
7/9/2018 0.00
7/10/2018 0.00
7/11/2018 0.08
7/12/2018 0.00
7/13/2018 **
7/14/2018 0.00
7/15/2018 0.03
7/16/2018 0.00
7/17/2018 0.00
7/18/2018 2.26
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 0.26
8/13/2018 0.02
8/14/2018 0.07
8/15/2018 0.01
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.03
8/19/2018 0.70
8/20/2018 0.00
8/21/2018 0.00
8/22/2018 0.00
8/23/2018 0.70
8/24/2018 **
8/25/2018 **
8/26/2018 0.00
8/27/2018 0.00
8/28/2018 **
8/29/2018 **
8/30/2018 **
8/31/2018 **
9/1/2018 **
9/2/2018 **
9/3/2018 **
9/4/2018 **
9/5/2018 **
9/6/2018 0.00
9/7/2018 0.29
9/8/2018 **
9/9/2018 **
9/10/2018 0.00
9/11/2018 1.45
9/12/2018 0.02
9/13/2018 0.04
9/14/2018 0.00
9/15/2018
9/16/2018 0.01
9/17/2018 0.00
9/18/2018 0.44
9/19/2018 1.50
9/20/2018 0.00
9/21/2018 T
9/22/2018 **
9/23/2018 **
9/24/2018 0.00
9/25/2018 0.00
9/26/2018 1.26
9/27/2018 0.58
9/28/2018 **
9/29/2018 **
9/30/2018 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/12/2017 7:00 AM T 0.0 M M M
10/25/2017 7:00 AM 1.30 M M M M
10/26/2017 7:00 AM 1.98 M M M M
10/27/2017 7:00 AM 0.11 M M M M Total rainfall for the October 24-26 storm: 3.39 inches.
10/28/2017 7:00 AM 0.00 0.0 M M M
10/29/2017 7:00 AM 0.00 0.0 M M M
10/30/2017 7:00 AM 0.94 M M M M
10/31/2017 7:00 AM 0.00 0.0 M M M
11/1/2017 7:00 AM 0.00 0.0 M M M
11/7/2017 7:00 AM 0.03 M M M M
11/8/2017 7:00 AM 0.24 M M M M
11/14/2017 7:00 AM 0.27 M M M M
11/15/2017 7:00 AM 0.00 0.0 M M M
11/16/2017 6:30 AM 0.00 0.0 M M M
11/17/2017 7:00 AM 0.28 M M M M
11/18/2017 7:00 AM 0.00 0.0 M M M
11/19/2017 7:00 AM 0.30 M M M M
11/23/2017 7:00 AM 0.82 M M M M
12/6/2017 6:55 AM 0.58 M M M M
12/7/2017 7:00 AM 0.00 0.0 M M M
12/10/2017 10:00 AM 0.70 1.0 0.70 1.0 0.70 Snow changed to rain overnight. An icy “dusting” on the ground, clear ice in the rain gauge this morning.
12/16/2017 7:00 AM 0.00 0.0 M M M
12/19/2017 7:00 AM 0.03 M M M M Afternoon flurries; no accumulation; temperature currently above freezing (35 degrees F).
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 0.00 0.0 M M M
12/23/2017 7:00 AM 0.32 0.0 0.32 0.0 0.32 Light snow yesterday. Temperatures rose overnight, melting the less-than-1” accumulation. Liquid water in the gauge this morning.
12/24/2017 6:50 AM 0.68 M M 0.0 M
12/25/2017 1:30 PM 0.75 1.4 0.75 1.4 0.75 Raining overnight and at dawn; sleet at approx. 8:45 A.M., turning to snow at about 9:00. Precipitation ended at about 12:00 PM.
12/26/2017 7:00 AM 0.00 0.0 M 1.0 M
12/27/2017 7:00 AM 0.00 0.0 M 0.5 M
1/4/2018 7:00 AM 0.00 0.0 M 1.0 M This report represents conditions just before the start of the “bomb” of 1/4/18.
1/5/2018 7:00 AM 0.20 8.0 0.20 9.0 M Coastal flooding in Rockport at inner harbor and along beaches. Scouring and drifting due to high winds likely affected snow depth total (my total may be on the low side).
1/7/2018 7:00 AM 0.00 0.0 M 7.0 M
1/8/2018 1:00 PM 0.00 0.0 M 6.5 M
1/13/2018 7:00 AM 1.14 0.0 M M M
1/24/2018 7:00 AM 1.39 M M M M
1/29/2018 7:00 AM 0.00 0.0 M M M
1/31/2018 6:30 AM 0.13 1.8 0.13 2.0 M No flooding occurred due to precipitation; however, some coastal flooding occurred due to an extremely high tide.
2/1/2018 7:00 AM 0.00 0.0 M M M
2/2/2018 7:00 AM 0.28 M M 0.0 M Rain, followed by an early morning dusting of snow. {EDIT: Observer reported 0.0 for new snow depth with a melted core of 0.28. These reports contradict eachother. Changed snow report of 0.0 and SWE of 0.28 to NA to be more representative until observer can be contacted to verify measurements. Submission Time Before EDIT: 2/04/2018 6:45 AM CoCoSTAFF DNT}
2/3/2018 7:00 AM 0.00 0.0 M M M
2/4/2018 7:00 AM 0.00 0.0 M M M
2/5/2018 6:40 AM 0.68 0.0 M 0.0 M
2/6/2018 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 3:00 PM 0.86 1.0 M 1.0 M Snow began on 2/7 at 11:20 A.M.; snow changed to rain at 2:30 PM. Precipitation was frozen in the cylinder at 7:00 A.M. this morning.
2/9/2018 7:00 AM 0.00 0.0 M 0.0 M
2/14/2018 7:00 AM 0.00 0.0 M M M
2/23/2018 7:00 AM 0.09 1.0 0.09 1.0 0.09
2/24/2018 7:00 AM 0.00 0.0 M 0.0 M Yesterda’s dusting of snow was melted by noon, 2/23.
2/25/2018 7:00 AM 0.00 0.0 M M M
2/26/2018 7:00 AM 0.49 0.0 M 0.0 M Almost all precipitation fell as rain; some sleet mixed in during the morning hours.
2/27/2018 7:00 AM 0.00 0.0 M M M
2/28/2018 7:00 AM 0.00 0.0 M M M
3/1/2018 7:00 AM 0.00 0.0 M M M
3/3/2018 6:18 AM 1.34 0.0 M 0.0 M Storm total, March 2-3; some roads reported closed along the beaches. Did not go out to observe beaches at high tide.
3/4/2018 7:00 AM 0.00 0.0 M M M
3/5/2018 7:00 AM 0.00 0.0 M 0.0 M Dusting of snow overnight; less than 0.1”.
3/6/2018 7:00 AM 0.00 0.0 M M M
3/7/2018 7:00 AM 0.00 0.0 M 0.0 M Very light snow just beginning to fall. Note: One coastal road in my neighborhood remains flooded following last Friday’s nor’easter (winter storm Riley).
3/8/2018 11:30 AM 0.98 1.0 0.98 1.0 0.98
3/9/2018 1:20 PM 0.06 T 0.06 1.0 0.06 Minor snow showers.
5/5/2018 7:00 AM 0.03 M M M M
5/16/2018 7:00 AM 0.58 M M M M T-storms in the evening
5/20/2018 7:00 AM 0.28 M M M M
5/21/2018 7:00 AM T 0.0 M M M
5/22/2018 7:00 AM 0.00 0.0 M M M
5/23/2018 7:00 AM 0.04 M M M M
5/24/2018 10:45 AM 0.05 M M M M
5/27/2018 9:00 AM 0.25 M M M M
5/28/2018 7:00 AM 0.01 M M M M Current weather: light drizzle.
6/19/2018 7:00 AM 0.58 M M M M Evening thunderstorms.
6/24/2018 7:00 AM T M M M M
6/25/2018 7:00 AM 0.85 M M M M At least two thunderstorms moved through last night.
6/26/2018 7:00 AM 0.14 M M M M
6/27/2018 7:00 AM 0.00 0.0 M M M
6/28/2018 6:53 AM 0.30 M M M M
6/29/2018 6:20 AM 1.16 M M M M
7/6/2018 7:00 AM 0.00 0.0 M M M
7/7/2018 5:30 AM 0.85 M M M M 0.71 in. fell during the early afternoon, beginning at 11:50 A.M.; second T-storm brought 0.14 in. at about 4:00 pm.
7/10/2018 7:00 AM 0.00 0.0 M M M
7/11/2018 7:00 AM 0.08 M M M M
7/12/2018 7:00 AM 0.00 0.0 M M M
7/15/2018 7:00 AM 0.03 M M M M Brief shower early this morning.
7/16/2018 7:00 AM 0.00 0.0 M M M Foggy this morning.
7/17/2018 7:00 AM 0.00 0.0 M M M
7/18/2018 7:00 AM 2.26 M M M M
8/12/2018 10:00 AM 0.26 M M M M
8/13/2018 7:30 AM 0.02 M M M M
8/14/2018 8:00 AM 0.07 M M M M
8/15/2018 8:16 AM 0.01 M M M M Relative humidity this morning is at 95%, per my home weather “station”. It’s so wet outside, I can’t determine whether the water in the rain gauge represents precipitation or condensation! Every surface is dripping with dew!
8/16/2018 8:00 AM 0.00 0.0 M M M
8/17/2018 7:00 AM 0.00 0.0 M M M
8/18/2018 7:00 AM 0.03 M M M M
8/19/2018 6:40 AM 0.70 M M M M 0.59” fell between approx. 1:55 and 2:30 pm yesterday afternoon during a thunderstorm.
8/20/2018 7:00 AM 0.00 0.0 M M M
8/21/2018 7:00 AM 0.00 0.0 M M M
8/22/2018 7:00 AM 0.00 0.0 M M M
8/23/2018 7:10 AM 0.70 M M M M 0.66” fell between 8:00 & 11:00 A.M.; 0.04” fell later in the day (brief shower at about 5:00 PM).
8/27/2018 7:00 AM 0.00 0.0 M M M
9/7/2018 7:00 AM 0.29 M M M M 0.19” fell during afternoon thunderstorm (3:40pm - 4:10 pm). 0.10” fell as more gentle rain after 5:00 pm.
9/11/2018 7:00 AM 1.45 M M M M
9/12/2018 6:56 AM 0.02 M M M M
9/13/2018 7:07 AM 0.04 M M M M
9/14/2018 7:30 AM 0.00 0.0 M M M
9/16/2018 7:00 AM 0.01 M M M M Not sure whether the the water in the cylinder was rain or condensation.
9/17/2018 7:00 AM 0.00 0.0 M M M
9/18/2018 6:55 AM 0.44 M M M M Foggy. It was only a drizzle when I emptied the rain gauge this morning. Rain was much heavier this earlier this morning.
9/19/2018 7:00 AM 1.50 M M M M Intermittent periods of heavy rain; thunderstorm (with tornado warning nearby), at 11:30 A.M. 1.13” of rain fell between 10:30 and 11:30 A.M.
9/20/2018 7:00 AM 0.00 0.0 M M M
9/21/2018 7:00 AM T M M M M
9/25/2018 7:00 AM 0.00 0.0 M M M
9/26/2018 7:00 AM 1.26 M M M M Fog at 6:00 A.M. this morning. No precipitation at time of observation.
9/27/2018 7:00 AM 0.58 M M M M Rain fell overnight; storm total 1.84”.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/9/2017 10/01/2017 10:00 AM 23 0.94 M M
10/2/2017 10/11/2017 3:45 PM 10 0.35 M M
10/13/2017 10/24/2017 7:00 AM 12 0.00 M M
11/2/2017 11/06/2017 3:30 PM 5 0.08 M M
11/9/2017 11/11/2017 7:00 AM 3 0.00 M M Temperature 22 degrees F!
11/12/2017 11/13/2017 7:00 AM 2 0.00 M M
11/20/2017 11/22/2017 7:00 AM 3 0.00 M M
11/24/2017 11/27/2017 7:00 AM 4 0.00 M M
11/28/2017 11/29/2017 7:00 AM 2 0.00 M M
11/30/2017 12/05/2017 7:00 AM 6 0.00 M M
12/8/2017 12/09/2017 7:00 AM 2 0.00 M M
12/11/2017 12/15/2017 7:00 AM 5 0.12 0.0 M
12/17/2017 12/18/2017 7:00 AM 2 0.00 M M
12/28/2017 1/03/2018 8:00 AM 7 T 1.7 M Rain gauge not collected. Precipitation over multi-day period consisted of minor, intermittent snow flurries only. The last storm was on Christmas Day. Snow depth measurement taken from surface. Temperatures we’ll below freezing for the last week in December, 2017. Blizzard warning posted for 1/4/18.
1/9/2018 1/12/2018 7:00 AM 4 0.00 M M
1/26/2018 1/28/2018 7:00 AM 3 T M M Brief showers Saturday night/Sunday morning.
2/10/2018 2/12/2018 8:00 PM 3 0.95 0.0 0.95
2/15/2018 2/22/2018 3:00 PM 8 0.75 0.0 0.75 Total from storm of February 17-18, most likely.
5/7/2018 5/15/2018 1:00 PM 9 0.31 M M
5/17/2018 5/19/2018 7:00 AM 3 0.00 M M
5/25/2018 5/26/2018 7:00 AM 2 0.00 M M
5/29/2018 6/03/2018 7:00 AM 6 0.00 M M
6/4/2018 6/16/2018 7:00 AM 13 0.08 M M
6/17/2018 6/18/2018 7:00 AM 2 0.00 M M
6/20/2018 6/23/2018 7:00 AM 4 0.00 M M
7/1/2018 7/05/2018 7:00 AM 5 0.00 M M
7/8/2018 7/09/2018 7:00 AM 2 0.00 M M
7/13/2018 7/14/2018 7:00 AM 2 0.00 M M
8/24/2018 8/26/2018 7:00 AM 3 0.00 M M
8/28/2018 9/06/2018 7:00 AM 10 0.00 M M
9/8/2018 9/10/2018 7:00 AM 3 0.00 M M
9/22/2018 9/24/2018 7:00 AM 3 0.00 M M
9/28/2018 10/01/2018 1:00 PM 4 0.08 M M Friday, 9/28 precipitation.



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