Station Overview Station Location
Station Number MA-MD-136 Latitude 42.376774
Station Name Weston 2.5 WNW Longitude -71.313232
County Middlesex Elevation (ft) 153



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 18 4.30 3.24 27 3.24 27 0.00 0 0 12 6 0.0 0 0
Nov 18 4.36 8.65 29 8.65 29 0.00 0 0 13 4 5.3 1 0
Dec 18 4.12 2.04 27 0.85 21 1.19 6 2 2 3 0.0 0 0
Jan 19 3.64 6.54 30 6.54 30 0.00 0 0 8 6 0.0 0 1
Feb 19 3.34 2.78 25 2.08 18 0.70 7 1 3 2 3.0 1 0
March 19 4.33 1.94 21 0.82 19 1.12 2 1 3 2 0.3 1 0
April 19 4.23 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 19 3.96 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 19 4.15 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 19 3.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 19 3.87 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 19 3.62 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 47.60" 25.19" 159 days 22.18" 144 3.01" 15 days 4 41 days 23 days 8.6" 3 days 1 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
10/1/2018
10/2/2018
10/3/2018
10/4/2018
10/5/2018 T
10/6/2018 0.00
10/7/2018 0.00
10/8/2018 0.02
10/9/2018 0.02
10/10/2018 T
10/11/2018 T
10/12/2018 0.94
10/13/2018 T
10/14/2018 0.16
10/15/2018 T
10/16/2018 0.12
10/17/2018 0.00
10/18/2018 0.00
10/19/2018 0.00
10/20/2018 0.00
10/21/2018 0.02
10/22/2018 0.00
10/23/2018 0.00
10/24/2018 0.12
10/25/2018 0.03
10/26/2018 0.00
10/27/2018 0.04
10/28/2018 1.31
10/29/2018 0.02
10/30/2018 0.44
10/31/2018 T
11/1/2018 0.00
11/2/2018 0.17
11/3/2018 1.74
11/4/2018 T
11/5/2018 0.02
11/6/2018 0.48
11/7/2018 0.37
11/8/2018 0.00
11/9/2018 0.00
11/10/2018 1.37
11/11/2018 0.00
11/12/2018 0.00
11/13/2018 0.60
11/14/2018 1.31
11/15/2018 0.00
11/16/2018 1.14
11/17/2018 0.18
11/18/2018 0.00
11/19/2018 T
11/20/2018 0.67
11/21/2018 0.24
11/22/2018 0.00
11/23/2018 0.00
11/24/2018 0.00
11/25/2018 0.36
11/26/2018 T
11/27/2018
11/28/2018 T
11/29/2018 0.00
11/30/2018 0.00
12/1/2018 0.00
12/2/2018 0.45
12/3/2018 0.40
12/4/2018 0.00
12/5/2018 0.00
12/6/2018 0.00
12/7/2018 0.00
12/8/2018 0.00
12/9/2018 0.00
12/10/2018 0.00
12/11/2018 0.00
12/12/2018 0.00
12/13/2018 0.00
12/14/2018 0.00
12/15/2018 T
12/16/2018
12/17/2018 M
12/18/2018 M
12/19/2018 0.00
12/20/2018 0.00
12/21/2018 **
12/22/2018 **
12/23/2018 1.19
12/24/2018 0.00
12/25/2018 T
12/26/2018 0.00
12/27/2018
12/28/2018 T
12/29/2018 **
12/30/2018 **
12/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2019 1.19
1/2/2019 0.00
1/3/2019 T
1/4/2019 0.00
1/5/2019 T
1/6/2019 0.39
1/7/2019 T
1/8/2019 0.02
1/9/2019 0.20
1/10/2019 0.00
1/11/2019 0.00
1/12/2019 0.00
1/13/2019 0.00
1/14/2019 0.00
1/15/2019 0.00
1/16/2019 0.00
1/17/2019 0.00
1/18/2019 0.00
1/19/2019 0.00
1/20/2019 2.78
1/21/2019 T
1/22/2019 T
1/23/2019 M
1/24/2019 T
1/25/2019 1.69
1/26/2019 0.00
1/27/2019 0.00
1/28/2019 0.00
1/29/2019 0.00
1/30/2019 0.22
1/31/2019 0.05
2/1/2019 0.00
2/2/2019 0.00
2/3/2019 0.00
2/4/2019 0.00
2/5/2019 0.00
2/6/2019 0.00
2/7/2019
2/8/2019 T
2/9/2019
2/10/2019 0.00
2/11/2019 0.00
2/12/2019 0.00
2/13/2019 1.46
2/14/2019
2/15/2019 0.00
2/16/2019 0.00
2/17/2019 **
2/18/2019 **
2/19/2019 **
2/20/2019 **
2/21/2019 **
2/22/2019 **
2/23/2019 0.70
2/24/2019 T
2/25/2019 0.43
2/26/2019 0.00
2/27/2019 0.00
2/28/2019 0.19
3/1/2019 0.00
3/2/2019 T
3/3/2019 0.19
3/4/2019 **
3/5/2019 M 1.12
3/6/2019 0.00
3/7/2019 0.00
3/8/2019 0.00
3/9/2019 0.00
3/10/2019 0.00
3/11/2019
3/12/2019 M
3/13/2019 0.00
3/14/2019 0.00
3/15/2019 0.00
3/16/2019 0.27
3/17/2019 0.00
3/18/2019 0.00
3/19/2019 0.00
3/20/2019 0.00
3/21/2019 0.00
3/22/2019 0.36
3/23/2019 T
3/24/2019
3/25/2019
3/26/2019
3/27/2019
3/28/2019
3/29/2019
3/30/2019
3/31/2019
Day of YearDaily PrcpMultiday Prcp
4/1/2019
4/2/2019
4/3/2019
4/4/2019
4/5/2019
4/6/2019
4/7/2019
4/8/2019
4/9/2019
4/10/2019
4/11/2019
4/12/2019
4/13/2019
4/14/2019
4/15/2019
4/16/2019
4/17/2019
4/18/2019
4/19/2019
4/20/2019
4/21/2019
4/22/2019
4/23/2019
4/24/2019
4/25/2019
4/26/2019
4/27/2019
4/28/2019
4/29/2019
4/30/2019
5/1/2019
5/2/2019
5/3/2019
5/4/2019
5/5/2019
5/6/2019
5/7/2019
5/8/2019
5/9/2019
5/10/2019
5/11/2019
5/12/2019
5/13/2019
5/14/2019
5/15/2019
5/16/2019
5/17/2019
5/18/2019
5/19/2019
5/20/2019
5/21/2019
5/22/2019
5/23/2019
5/24/2019
5/25/2019
5/26/2019
5/27/2019
5/28/2019
5/29/2019
5/30/2019
5/31/2019
6/1/2019
6/2/2019
6/3/2019
6/4/2019
6/5/2019
6/6/2019
6/7/2019
6/8/2019
6/9/2019
6/10/2019
6/11/2019
6/12/2019
6/13/2019
6/14/2019
6/15/2019
6/16/2019
6/17/2019
6/18/2019
6/19/2019
6/20/2019
6/21/2019
6/22/2019
6/23/2019
6/24/2019
6/25/2019
6/26/2019
6/27/2019
6/28/2019
6/29/2019
6/30/2019
Day of YearDaily PrcpMultiday Prcp
7/1/2019
7/2/2019
7/3/2019
7/4/2019
7/5/2019
7/6/2019
7/7/2019
7/8/2019
7/9/2019
7/10/2019
7/11/2019
7/12/2019
7/13/2019
7/14/2019
7/15/2019
7/16/2019
7/17/2019
7/18/2019
7/19/2019
7/20/2019
7/21/2019
7/22/2019
7/23/2019
7/24/2019
7/25/2019
7/26/2019
7/27/2019
7/28/2019
7/29/2019
7/30/2019
7/31/2019
8/1/2019
8/2/2019
8/3/2019
8/4/2019
8/5/2019
8/6/2019
8/7/2019
8/8/2019
8/9/2019
8/10/2019
8/11/2019
8/12/2019
8/13/2019
8/14/2019
8/15/2019
8/16/2019
8/17/2019
8/18/2019
8/19/2019
8/20/2019
8/21/2019
8/22/2019
8/23/2019
8/24/2019
8/25/2019
8/26/2019
8/27/2019
8/28/2019
8/29/2019
8/30/2019
8/31/2019
9/1/2019
9/2/2019
9/3/2019
9/4/2019
9/5/2019
9/6/2019
9/7/2019
9/8/2019
9/9/2019
9/10/2019
9/11/2019
9/12/2019
9/13/2019
9/14/2019
9/15/2019
9/16/2019
9/17/2019
9/18/2019
9/19/2019
9/20/2019
9/21/2019
9/22/2019
9/23/2019
9/24/2019
9/25/2019
9/26/2019
9/27/2019
9/28/2019
9/29/2019
9/30/2019



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/5/2018 7:00 AM T M M M M
10/6/2018 7:00 AM 0.00 M M M M
10/7/2018 7:20 AM 0.00 M M M M
10/8/2018 7:00 AM 0.02 M M M M
10/9/2018 7:00 AM 0.02 M M M M
10/10/2018 7:00 AM T M M M M
10/11/2018 7:00 AM T M M M M
10/12/2018 7:00 AM 0.94 M M M M The rain started at 2:00pm yesterday and according to the weather report should continue until sometime around 11:00am today.
10/13/2018 7:39 AM T M M M M It is currently lightly raining.
10/14/2018 7:00 AM 0.16 M M M M
10/15/2018 7:00 AM T M M M M
10/16/2018 7:00 AM 0.12 M M M M
10/17/2018 7:00 AM 0.00 M M M M
10/18/2018 7:00 AM 0.00 M M M M
10/19/2018 7:00 AM 0.00 M M M M
10/20/2018 9:12 AM 0.00 M M M M
10/21/2018 8:20 AM 0.02 M M M M
10/22/2018 7:00 AM 0.00 M M M M
10/23/2018 7:00 AM 0.00 M M M M
10/24/2018 7:00 AM 0.12 M M M M
10/25/2018 7:00 AM 0.03 M M M M
10/26/2018 7:00 AM 0.00 M M M M
10/27/2018 8:39 AM 0.04 M M M M
10/28/2018 8:07 AM 1.31 M M M M
10/29/2018 7:00 AM 0.02 M M M M
10/30/2018 7:00 AM 0.44 M M M M
10/31/2018 7:00 AM T M M M M
11/1/2018 7:00 AM 0.00 M M M M
11/2/2018 7:00 AM 0.17 M M M M
11/3/2018 7:37 AM 1.74 M M M M
11/4/2018 9:07 AM T M M M M
11/5/2018 7:00 AM 0.02 M M M M Probable decimal error. Originally reported as 0.20".
11/6/2018 7:00 AM 0.48 M M M M
11/7/2018 7:00 AM 0.37 M M M M
11/8/2018 7:00 AM 0.00 M M M M
11/9/2018 7:00 AM 0.00 M M M M
11/10/2018 7:51 AM 1.37 M M M M
11/11/2018 7:00 AM 0.00 M M M M
11/12/2018 8:24 AM 0.00 M M M M
11/13/2018 7:00 AM 0.60 M M M M It is still raining
11/14/2018 7:00 AM 1.31 M M M M
11/15/2018 7:00 AM 0.00 M M M M
11/16/2018 7:00 AM 1.14 5.3 1.14 M M
11/17/2018 7:00 AM 0.18 M M M M
11/18/2018 8:16 AM 0.00 M M M M
11/19/2018 7:00 AM T M M M M
11/20/2018 7:00 AM 0.67 M M M M
11/21/2018 7:00 AM 0.24 M M M M
11/22/2018 8:56 AM 0.00 M M M M
11/23/2018 8:17 AM 0.00 M M M M
11/24/2018 7:49 AM 0.00 M M M M
11/25/2018 8:24 AM 0.36 M M M M
11/26/2018 7:00 AM T M M M M
11/28/2018 7:00 AM T M M M M
11/29/2018 7:00 AM 0.00 M M M M
11/30/2018 7:00 AM 0.00 M M M M
12/1/2018 7:00 AM 0.00 M M M M
12/2/2018 8:00 AM 0.45 M M M M
12/3/2018 7:00 AM 0.40 M M M M
12/4/2018 7:00 AM 0.00 M M M M
12/5/2018 7:00 AM 0.00 M M M M
12/6/2018 7:00 AM 0.00 M M M M
12/7/2018 7:00 AM 0.00 M M M M
12/8/2018 7:00 AM 0.00 M M M M
12/9/2018 7:00 AM 0.00 M M M M
12/10/2018 7:00 AM 0.00 M M M M
12/11/2018 7:00 AM 0.00 M M M M
12/12/2018 7:00 AM 0.00 M M M M
12/13/2018 7:00 AM 0.00 M M M M
12/14/2018 7:00 AM 0.00 M M M M
12/15/2018 7:00 AM T M M M M
12/17/2018 7:00 AM M M M M M Report of 0.00" is in error based upon nearby reports. Changed to NA until total can be verified.
12/18/2018 7:00 AM M M M M M {EDIT: Observer reported 0.55 for new precip. This is high compared to surrounding reports and QPE data and appears to be a multi-day report. Observer did not report the previous day when surrounding stations reported precip. Changed report of 0.55 to NA until observer can be contacted to verify. Submission Time Before EDIT: 12/19/2018 7:15 AM CoCoSTAFF DNT}
12/19/2018 7:00 AM 0.00 M M M M
12/20/2018 7:00 AM 0.00 M M M M
12/24/2018 7:00 AM 0.00 M M M M
12/25/2018 7:00 AM T M M M M
12/26/2018 7:00 AM 0.00 M M M M
12/28/2018 7:00 AM T M M M M
1/1/2019 8:54 AM 1.19 M M M M
1/2/2019 7:00 AM 0.00 M M M M
1/3/2019 7:00 AM T M M M M
1/4/2019 7:00 AM 0.00 M M M M
1/5/2019 9:26 AM T M M M M It is currently raining
1/6/2019 8:32 AM 0.39 M M M M
1/7/2019 7:00 AM T M M M M
1/8/2019 7:00 AM 0.02 M M M M There is a small snow accumulation but it is not enough for me to be able to measure
1/9/2019 7:00 AM 0.20 M M M M
1/10/2019 7:00 AM 0.00 M M M M
1/11/2019 7:00 AM 0.00 M M M M
1/12/2019 8:59 AM 0.00 M M M M
1/13/2019 8:15 AM 0.00 M M M M
1/14/2019 7:00 AM 0.00 M M M M
1/15/2019 7:00 AM 0.00 M M M M
1/16/2019 7:00 AM 0.00 M M M M
1/17/2019 7:00 AM 0.00 M M M M
1/18/2019 8:00 AM 0.00 M M M M
1/19/2019 8:44 AM 0.00 M M M M
1/20/2019 9:22 AM 2.78 M M M M
1/21/2019 7:00 AM T M M M M I was unable to actually measure the snow this morning because of an unsafe amount of ice over the snow. However, I can see from here that there is a small amount in the gauge.
1/22/2019 7:00 AM T M M M M The ice is still too slippery to reach the rain gauge
1/23/2019 7:05 AM M M M M M This was left over from the storm that I couldn’t check until now. {EDIT: Observer reported 0.39 for new precip. Notes and surrounding reports of 0.00's indicate this is a date error or a multi-day report. Changed report of 0.39 to NA until observer can be contacted to verify. Submission Time Before EDIT: 1/23/2019 7:19 AM CoCoSTAFF DNT}
1/24/2019 7:00 AM T M M M M
1/25/2019 7:00 AM 1.69 M M M M
1/26/2019 8:53 AM 0.00 M M M M
1/27/2019 9:06 AM 0.00 M M M M
1/28/2019 7:00 AM 0.00 M M M M
1/29/2019 7:00 AM 0.00 M M M M
1/30/2019 7:00 AM 0.22 M M 1.0 M
1/31/2019 7:00 AM 0.05 M 0.05 M M
2/1/2019 7:00 AM 0.00 M M M M
2/2/2019 7:46 AM 0.00 M M M M
2/3/2019 7:00 AM 0.00 M M M M
2/4/2019 7:00 AM 0.00 M M M M
2/5/2019 7:00 AM 0.00 M M M M
2/6/2019 7:00 AM 0.00 M M M M
2/8/2019 7:00 AM T M M M M
2/10/2019 9:10 AM 0.00 M M M M
2/11/2019 7:00 AM 0.00 M M M M
2/12/2019 7:00 AM 0.00 M M M M
2/13/2019 7:00 AM 1.46 M M M M
2/15/2019 7:00 AM 0.00 M M M M
2/16/2019 7:00 AM 0.00 M M M M
2/24/2019 7:00 AM T M M M M
2/25/2019 7:19 AM 0.43 M M M M
2/26/2019 7:00 AM 0.00 M M M M
2/27/2019 7:00 AM 0.00 M M M M
2/28/2019 7:00 AM 0.19 3.0 M M M
3/1/2019 7:00 AM 0.00 M M M M
3/2/2019 7:20 AM T 0.3 M M M
3/3/2019 9:30 AM 0.19 M M M M
3/5/2019 7:00 AM M M M M M Precip reported as 1.12" is a multi-day report. Changed to NA.
3/6/2019 7:00 AM 0.00 M M M M
3/7/2019 7:00 AM 0.00 M M M M
3/8/2019 11:22 AM 0.00 M M M M
3/9/2019 8:26 AM 0.00 M M M M
3/10/2019 7:00 AM 0.00 M M M M
3/12/2019 7:00 AM M M M M M {EDIT: Observer reported 0.49 for new precip. This is high compared to QPE data and surrounding reports of 0.00's indicate this could be a multi-day report instead of a 24 hour report. Changed report of 0.49 to NA until observer can be contacted to verify. Submission Time Before EDIT: 3/12/2019 6:58 AM CoCoSTAFF DNT}
3/13/2019 7:00 AM 0.00 M M M M
3/14/2019 7:00 AM 0.00 M M M M
3/15/2019 7:00 AM 0.00 M M M M
3/16/2019 7:00 AM 0.27 M M M M
3/17/2019 7:00 AM 0.00 M M M M
3/18/2019 7:00 AM 0.00 M M M M
3/19/2019 7:00 AM 0.00 M M M M
3/20/2019 7:00 AM 0.00 M M M M
3/21/2019 7:00 AM 0.00 M M M M
3/22/2019 7:00 AM 0.36 M M M M
3/23/2019 7:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/21/2018 12/23/2018 4:42 PM 3 1.19 M M
12/29/2018 12/31/2018 10:06 AM 3 0.00 M M
2/17/2019 2/23/2019 9:00 AM 7 0.70 M M
3/4/2019 3/05/2019 7:00 AM 2 1.12 M M Originally entered as Daily Report on 3/5/19.



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