Station Overview Station Location
Station Number MA-WR-18 Latitude 42.303674
Station Name Northborough 0.6 SSE Longitude -71.646224
County Worcester Elevation (ft) 300



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 4.31 6.06 31 4.90 17 1.16 14 2 7 0 0.0 0 0
Nov 12 4.11 0.85 25 0.18 21 0.67 4 1 2 1 0.0 0 0
Dec 12 4.05 4.80 31 2.14 18 2.66 13 4 7 0 11.2 5 6
Jan 13 3.57 0.50 26 0.02 14 0.48 12 2 1 0 0.2 1 1
Feb 13 3.41 1.40 5 1.40 5 0.00 0 0 3 1 26.9 2 3
March 13 4.31 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 13 4.28 0.07 8 0.07 8 0.00 0 0 2 1 0.0 0 0
May 13 3.83 2.65 22 1.26 13 1.39 9 2 4 0 0.0 0 0
June 13 3.99 10.49 30 9.78 24 0.71 6 3 8 1 0.0 0 0
July 13 3.78 1.83 32 1.71 16 0.12 16 3 6 1 0.0 0 0
Aug 13 3.71 3.68 31 0.00 8 3.68 23 4 0 0 0.0 0 0
Sept 13 3.56 3.12 30 0.43 6 2.69 24 3 1 0 0.0 0 0
Water Year Totals: 46.91" 35.45" 271 days 21.89" 150 13.56" 121 days 24 41 days 5 days 38.3" 8 days 10 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 **
10/2/2012 **
10/3/2012 0.17
10/4/2012 0.05
10/5/2012 **
10/6/2012 **
10/7/2012 **
10/8/2012 **
10/9/2012 **
10/10/2012 **
10/11/2012 **
10/12/2012 **
10/13/2012 **
10/14/2012 **
10/15/2012 0.99
10/16/2012 0.18
10/17/2012 0.00
10/18/2012 0.00
10/19/2012 0.07
10/20/2012 0.68
10/21/2012 0.00
10/22/2012 0.00
10/23/2012 0.00
10/24/2012 0.00
10/25/2012 0.00
10/26/2012 0.00
10/27/2012 0.00
10/28/2012 0.00
10/29/2012 0.03
10/30/2012 2.57
10/31/2012 1.32
11/1/2012 0.00
11/2/2012 0.03
11/3/2012 0.00
11/4/2012 0.00
11/5/2012 0.00
11/6/2012
11/7/2012
11/8/2012
11/9/2012 0.00
11/10/2012 0.00
11/11/2012 0.00
11/12/2012 **
11/13/2012 **
11/14/2012 **
11/15/2012 0.67
11/16/2012 0.00
11/17/2012 0.00
11/18/2012 0.00
11/19/2012 0.00
11/20/2012 0.00
11/21/2012 0.00
11/22/2012 0.00
11/23/2012 0.00
11/24/2012 0.00
11/25/2012 0.00
11/26/2012 0.00
11/27/2012 T
11/28/2012 0.15
11/29/2012
11/30/2012
12/1/2012 **
12/2/2012 0.07
12/3/2012 0.00
12/4/2012 0.00
12/5/2012 0.06
12/6/2012 0.00
12/7/2012 0.00
12/8/2012 **
12/9/2012 **
12/10/2012 **
12/11/2012 **
12/12/2012 0.83
12/13/2012 0.00
12/14/2012 0.00
12/15/2012 0.00
12/16/2012 0.00
12/17/2012 **
12/18/2012 **
12/19/2012 1.22
12/20/2012 0.01
12/21/2012 **
12/22/2012 **
12/23/2012 0.54
12/24/2012 0.00
12/25/2012 0.03
12/26/2012 0.03
12/27/2012 1.34
12/28/2012 0.15
12/29/2012 0.00
12/30/2012 0.52
12/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2013 0.00
1/2/2013 0.00
1/3/2013 0.00
1/4/2013 0.00
1/5/2013 0.00
1/6/2013 0.02
1/7/2013 0.00
1/8/2013 0.00
1/9/2013 0.00
1/10/2013 0.00
1/11/2013 0.00
1/12/2013 **
1/13/2013 0.15
1/14/2013 **
1/15/2013 **
1/16/2013 **
1/17/2013 **
1/18/2013 **
1/19/2013 **
1/20/2013 **
1/21/2013 **
1/22/2013 **
1/23/2013 0.00 0.33
1/24/2013 0.00
1/25/2013 0.00
1/26/2013
1/27/2013
1/28/2013
1/29/2013
1/30/2013
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013 0.02
2/7/2013
2/8/2013 0.00
2/9/2013 1.16
2/10/2013
2/11/2013 T
2/12/2013 0.22
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
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 0.00
4/24/2013 0.04
4/25/2013 0.03
4/26/2013 T
4/27/2013 0.00
4/28/2013 0.00
4/29/2013 0.00
4/30/2013 0.00
5/1/2013 0.00
5/2/2013 0.00
5/3/2013 0.00
5/4/2013 0.00
5/5/2013 0.00
5/6/2013 0.00
5/7/2013 0.00
5/8/2013 0.00
5/9/2013 0.21
5/10/2013 0.36
5/11/2013 **
5/12/2013 0.31
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013
5/18/2013
5/19/2013
5/20/2013 0.24
5/21/2013
5/22/2013
5/23/2013
5/24/2013 0.45
5/25/2013 **
5/26/2013 **
5/27/2013 **
5/28/2013 **
5/29/2013 **
5/30/2013 **
5/31/2013 0.00 1.08
6/1/2013 0.00
6/2/2013 0.00
6/3/2013 **
6/4/2013 0.34
6/5/2013 0.00
6/6/2013 0.00
6/7/2013 0.11
6/8/2013 3.46
6/9/2013 0.00
6/10/2013 0.00
6/11/2013 1.67
6/12/2013 0.47
6/13/2013 0.00
6/14/2013 2.37
6/15/2013 0.00
6/16/2013 0.00
6/17/2013 0.00
6/18/2013 0.00
6/19/2013 1.34
6/20/2013 0.00
6/21/2013 0.00
6/22/2013 0.00
6/23/2013 T
6/24/2013 0.00
6/25/2013 0.35
6/26/2013 0.01
6/27/2013 **
6/28/2013 0.34
6/29/2013 **
6/30/2013 0.03
Day of YearDaily PrcpMultiday Prcp
7/1/2013 0.01 **
7/2/2013 **
7/3/2013 0.04
7/4/2013 0.00
7/5/2013 0.00
7/6/2013 0.00
7/7/2013 0.00
7/8/2013 T
7/9/2013 0.01
7/10/2013 0.02
7/11/2013 0.14
7/12/2013 0.04
7/13/2013 **
7/14/2013 0.04
7/15/2013 0.00
7/16/2013 0.00
7/17/2013 0.00
7/18/2013 0.00
7/19/2013 0.00
7/20/2013 **
7/21/2013 **
7/22/2013 0.04
7/23/2013 1.49
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 1.49
8/4/2013 0.00
8/5/2013 **
8/6/2013 **
8/7/2013 **
8/8/2013 **
8/9/2013 **
8/10/2013 **
8/11/2013 1.89
8/12/2013 0.00
8/13/2013 0.00
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 0.03
8/23/2013 0.00
8/24/2013 0.00
8/25/2013 0.00
8/26/2013 0.00
8/27/2013 **
8/28/2013 **
8/29/2013 0.27
8/30/2013 0.00
8/31/2013 **
9/1/2013 **
9/2/2013 0.54
9/3/2013 0.43
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 1.54
9/15/2013 0.00
9/16/2013 0.00
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 0.61
9/28/2013 0.00
9/29/2013 0.00
9/30/2013 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/4/2012 8:00 AM 0.05 M M M M
10/16/2012 8:00 AM 0.18 M M M M
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
10/19/2012 10:00 AM 0.07 M M M M
10/20/2012 11:00 AM 0.68 M M M M
10/21/2012 8:00 AM 0.00 0.0 M M M
10/22/2012 8:00 AM 0.00 0.0 M M M
10/23/2012 8:00 AM 0.00 0.0 M M M
10/24/2012 8:00 AM 0.00 0.0 M M M
10/25/2012 8:00 AM 0.00 0.0 M M M
10/26/2012 8:00 AM 0.00 0.0 M M M
10/27/2012 8:00 AM 0.00 0.0 M M M
10/28/2012 8:00 AM 0.00 0.0 M M M
10/29/2012 8:00 AM 0.03 M M M M Light drizzle began around 10am edt on 10/28. Continued all day.
10/30/2012 8:00 AM 2.57 M M M M Moderate rain began around 8am on 10/29 of and on with occasional heavy downpours all day. Highest wind gust was 56mph at around 3:30 PM. Higher gusts occurred after, until around 6:30, however was without power to record readings.
10/31/2012 8:00 AM 1.32 M M M M
11/1/2012 8:00 AM 0.00 0.0 M M M
11/2/2012 8:00 AM 0.03 M M M M
11/3/2012 8:00 AM 0.00 0.0 M M M
11/4/2012 8:00 AM 0.00 0.0 M M M
11/5/2012 8:00 AM 0.00 0.0 M M M
11/9/2012 8:00 AM 0.00 0.0 M M M
11/10/2012 8:00 AM 0.00 0.0 M M M
11/11/2012 8:00 AM 0.00 0.0 M M M
11/16/2012 8:00 AM 0.00 0.0 M M M
11/17/2012 8:00 AM 0.00 0.0 M M M
11/18/2012 8:00 AM 0.00 0.0 M M M
11/19/2012 8:00 AM 0.00 0.0 M M M
11/20/2012 8:00 AM 0.00 0.0 M M M
11/21/2012 8:00 AM 0.00 0.0 M M M
11/22/2012 8:00 AM 0.00 0.0 M M M
11/23/2012 8:00 AM 0.00 0.0 M M M
11/24/2012 8:00 AM 0.00 0.0 M M M
11/25/2012 8:00 AM 0.00 0.0 M M M
11/26/2012 8:00 AM 0.00 0.0 M M M
11/27/2012 8:05 AM T T T T M
11/28/2012 8:03 AM 0.15 T M T M
12/3/2012 8:00 AM 0.00 0.0 M M M
12/4/2012 8:00 AM 0.00 0.0 M M M
12/5/2012 8:00 AM 0.06 M M M M
12/6/2012 8:00 AM 0.00 0.0 M M M
12/7/2012 8:00 AM 0.00 0.0 M M M
12/13/2012 8:00 AM 0.00 0.0 M M M
12/14/2012 8:00 AM 0.00 0.0 M M M
12/15/2012 8:00 AM 0.00 0.0 M M M
12/16/2012 8:00 AM 0.00 0.0 M M M
12/20/2012 8:00 AM 0.01 M M M M
12/24/2012 8:00 AM 0.00 0.0 M M M
12/25/2012 8:00 AM 0.03 0.3 M 0.3 M
12/26/2012 8:00 AM 0.03 0.1 M 0.1 M
12/27/2012 8:45 AM 1.34 2.5 M 2.5 M
12/28/2012 8:25 AM 0.15 0.6 M 3.0 M
12/29/2012 8:45 AM 0.00 0.0 M 2.5 M
12/30/2012 8:30 AM 0.52 7.7 M 9.0 M
12/31/2012 8:00 AM 0.00 0.0 M M M
1/1/2013 8:00 AM 0.00 0.0 M M M
1/2/2013 8:00 AM 0.00 0.0 M M M
1/3/2013 8:00 AM 0.00 0.0 M M M
1/4/2013 8:00 AM 0.00 0.0 M M M
1/5/2013 8:00 AM 0.00 0.0 M M M
1/6/2013 8:25 AM 0.02 0.2 M 5.5 M
1/7/2013 8:00 AM 0.00 0.0 M M M
1/8/2013 8:00 AM 0.00 0.0 M M M
1/9/2013 8:00 AM 0.00 0.0 M M M
1/10/2013 8:00 AM 0.00 0.0 M M M
1/11/2013 8:00 AM 0.00 0.0 M M M
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
2/6/2013 8:00 AM 0.02 0.2 M 0.0 M
2/8/2013 8:00 AM 0.00 0.0 M M M
2/9/2013 8:35 AM 1.16 26.7 2.03 26.7 2.03 Melted core value more accurate as 24 hour cylinder was full prior daily measure.
2/11/2013 8:00 AM T T M 28.6 M
2/12/2013 8:00 AM 0.22 0.0 M 23.3 M
4/23/2013 8:00 AM 0.00 0.0 M M M
4/24/2013 8:45 AM 0.04 M M M M
4/25/2013 7:45 AM 0.03 M M M M
4/26/2013 8:45 AM T M M M M
4/27/2013 8:00 AM 0.00 0.0 M M M
4/28/2013 8:00 AM 0.00 0.0 M M M
4/29/2013 8:00 AM 0.00 0.0 M M M
4/30/2013 8:00 AM 0.00 0.0 M M M
5/1/2013 8:00 AM 0.00 0.0 M M M
5/2/2013 8:00 AM 0.00 0.0 M M M
5/3/2013 8:00 AM 0.00 0.0 M M M
5/4/2013 8:00 AM 0.00 0.0 M M M
5/5/2013 8:00 AM 0.00 0.0 M M M
5/6/2013 8:00 AM 0.00 0.0 M M M
5/7/2013 8:00 AM 0.00 0.0 M M M
5/8/2013 8:00 AM 0.00 0.0 M M M
5/9/2013 7:45 AM 0.21 M M M M
5/10/2013 7:45 AM 0.36 M M M M
5/20/2013 8:15 AM 0.24 M M M M
5/24/2013 8:45 AM 0.45 M M M M
5/31/2013 8:00 AM 0.00 0.0 M M M
6/1/2013 8:00 AM 0.00 0.0 M M M
6/2/2013 8:00 AM 0.00 0.0 M M M
6/5/2013 8:00 AM 0.00 0.0 M M M
6/6/2013 8:00 AM 0.00 0.0 M M M
6/7/2013 8:17 AM 0.11 M M M M
6/8/2013 8:55 AM 3.46 M M M M
6/9/2013 8:00 AM 0.00 0.0 M M M
6/10/2013 8:00 AM 0.00 0.0 M M M
6/11/2013 8:07 AM 1.67 M M M M
6/12/2013 8:28 AM 0.47 M M M M
6/13/2013 8:00 AM 0.00 0.0 M M M
6/14/2013 8:29 AM 2.37 M M M M
6/15/2013 8:00 AM 0.00 0.0 M M M
6/16/2013 8:00 AM 0.00 0.0 M M M
6/17/2013 8:00 AM 0.00 0.0 M M M
6/18/2013 8:00 AM 0.00 0.0 M M M
6/19/2013 8:00 AM 1.34 M M M M
6/20/2013 8:00 AM 0.00 0.0 M M M
6/21/2013 8:00 AM 0.00 0.0 M M M
6/22/2013 8:00 AM 0.00 0.0 M M M
6/23/2013 8:00 AM T M M M M
6/24/2013 8:00 AM 0.00 0.0 M M M
6/25/2013 7:30 AM 0.35 M M M M
6/26/2013 8:12 AM 0.01 M M M M
7/1/2013 8:15 AM 0.01 M M M M
7/4/2013 8:00 AM 0.00 0.0 M M M
7/5/2013 8:00 AM 0.00 0.0 M M M
7/6/2013 8:00 AM 0.00 0.0 M M M
7/7/2013 8:00 AM 0.00 0.0 M M M
7/8/2013 7:25 AM T M M M M
7/9/2013 7:15 AM 0.01 M M M M
7/10/2013 7:35 AM 0.02 M M M M
7/11/2013 8:25 AM 0.14 M M M M
7/12/2013 8:45 AM 0.04 M M M M
7/15/2013 8:00 AM 0.00 0.0 M M M
7/16/2013 8:00 AM 0.00 0.0 M M M
7/17/2013 8:00 AM 0.00 0.0 M M M
7/18/2013 8:00 AM 0.00 0.0 M M M
7/19/2013 8:00 AM 0.00 0.0 M M M
7/23/2013 7:40 AM 1.49 M M M M
8/4/2013 8:00 AM 0.00 0.0 M M M
8/12/2013 8:00 AM 0.00 0.0 M M M
8/13/2013 8:00 AM 0.00 0.0 M M M
8/23/2013 8:00 AM 0.00 0.0 M M M
8/24/2013 8:00 AM 0.00 0.0 M M M
8/25/2013 8:00 AM 0.00 0.0 M M M
8/26/2013 8:00 AM 0.00 0.0 M M M
8/30/2013 8:00 AM 0.00 0.0 M M M
9/3/2013 6:46 PM 0.43 M M M M
9/15/2013 8:00 AM 0.00 0.0 M M M
9/16/2013 8:00 AM 0.00 0.0 M M M
9/28/2013 8:00 AM 0.00 0.0 M M M
9/29/2013 8:00 AM 0.00 0.0 M M M
9/30/2013 8:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/1/2012 10/03/2012 8:00 AM 3 0.17 M M
10/5/2012 10/15/2012 8:00 AM 11 0.99 M M
11/12/2012 11/15/2012 8:15 AM 4 0.67 M M
12/1/2012 12/02/2012 9:00 AM 2 0.07 2.0 M
12/8/2012 12/12/2012 10:00 AM 5 0.83 M M
12/17/2012 12/19/2012 8:45 AM 3 1.22 M M
12/21/2012 12/23/2012 9:15 AM 3 0.54 M M
1/12/2013 1/13/2013 3:01 PM 2 0.15 1.5 M
1/14/2013 1/23/2013 8:15 AM 10 0.33 1.0 M
5/11/2013 5/12/2013 10:34 AM 2 0.31 M M
5/25/2013 5/31/2013 9:45 AM 7 1.08 M M
6/3/2013 6/04/2013 8:12 AM 2 0.34 M M
6/27/2013 6/28/2013 8:15 AM 2 0.34 M M
6/29/2013 6/30/2013 9:00 AM 2 0.03 M M
7/1/2013 7/03/2013 1:25 PM 3 0.04 M M
7/13/2013 7/14/2013 9:30 AM 2 0.04 M M
7/20/2013 7/22/2013 6:50 PM 3 0.04 M M
7/24/2013 8/03/2013 9:30 AM 11 1.49 M M
8/5/2013 8/11/2013 9:00 AM 7 1.89 M M
8/14/2013 8/22/2013 10:00 AM 9 0.03 M M
8/27/2013 8/29/2013 7:25 AM 3 0.27 M M
8/31/2013 9/02/2013 9:35 AM 3 0.54 M M
9/4/2013 9/14/2013 1:30 PM 11 1.54 M M
9/17/2013 9/27/2013 1:47 PM 11 0.61 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