Radar:       Or click here for map
Radar: Boston (Taunton) MA
41.95 N - 71.13W
Period: 1980 - 2006      Range: 124 nm

Database Overview
All reports in the domain All severe weather reports during the period are plotted. Blue dots represent damaging wind, green dots represent large hail, and red dots represent tornadoes. [Click to enlarge]
  All Rpts Sig Rpts Avg Days
Hail
1279
37 12
Wind
3443
92 22
Tornadoes
149
26 3
Total
4871
155 26
Significant severe reports Significant severe weather reports during the period are plotted. Only tornadoes F2 or stronger, wind gusts of 65 knots or stronger, and hail of 2" diameter or larger are plotted. [Click to enlarge]
Category
Rank*
Freq/mi2
Any Severe
N/A
1:268
Sig Severe
N/A
1:8,414
Tornadoes
N/A
1:8,753
F2+ Torn
N/A
1:50,163
* Compared to 141 national radar coverage areas studied.

Annual Report Information
Annual severe weather reports
Plot of annual severe weather reports in the search area. The dashed magenta line denotes a 5 year running average of all reports.

20 year report increase: 316%
10 year report increase: 197%
5 year report increase: 64%

See annual table below

Daily Report Information
Annual severe weather reports
Plot of daily severe weather reports in the search area. Lines denote a 7 day running mean.

Maximum daily value:
2.5 on 19 Jul

Primary Season:
May 17 - Aug 27

See monthly table below

Hourly Report Information
Annual severe weather reports
Plot of hourly severe weather reports in the search area. Values are in percent of total, and have been rounded to the nearest hour (UTC).

Maximum hourly value:
16% at 22 UTC

See hourly table below

Climatological Threat Potential
Threat
Avg Prob of Occurrence
Return Interval
Natl Rank
Any Tornado
0.002%
40102 yrs
N/A
F2+ Tornado
0.001%
69178 yrs
N/A
This table represents the average annual probability and return interval of each event for any point within the search domain.

Read details of computational method

Annual Totals
Year
Hail
Wind
Tornado
Total
 
Rpt
Days
Rpt
Days
Rpt
Days
Rpt
Days
1980
6
3
20
13
0
0
6
15
1981
6
3
24
14
3
2
12
15
1982
6
6
21
7
2
2
10
13
1983
15
9
102
25
3
2
21
28
1984
4
4
43
20
8
4
20
23
1985
24
7
40
17
4
4
32
23
1986
31
10
70
15
9
4
49
17
1987
25
8
58
15
1
1
27
21
1988
24
10
140
23
3
2
30
27
1989
18
10
114
19
14
3
46
20
1990
13
5
88
17
6
4
25
20
1991
13
8
155
17
4
3
21
21
1992
48
16
107
21
9
7
66
25
1993
27
13
182
25
3
2
33
27
1994
51
18
163
35
3
3
57
39
1995
62
13
210
27
6
2
74
31
1996
45
16
107
17
2
2
49
24
1997
78
18
126
24
13
4
104
30
1998
88
21
202
30
10
4
108
34
1999
62
10
173
28
3
3
68
28
2000
114
19
164
18
4
3
122
26
2001
106
17
165
20
8
4
122
26
2002
99
20
216
29
9
4
117
34
2003
28
13
80
19
12
1
52
23
2004
108
17
128
25
4
4
116
30
2005
39
17
231
33
1
1
41
35
2006
139
24
314
37
5
4
149
42
AVG
47
12
128
22
6
3
180
26


Violent Tornadoes
Date
F
Deaths
Injuries
1989 10-Jul 2145 UTC
F4
0
40
1995 29-May 2306 UTC
F4
3
24

Monthly Averages
Month
Hail
Wind
Torn
Total
Jan
0
0
0
0
Feb
0
1
0
1
Mar
0
0
0
0
Apr
1
3
0
3
May
10
15
1
25
Jun
15
29
1
44
Jul
15
44
2
61
Aug
6
27
1
34
Sep
1
5
0
6
Oct
0
2
0
2
Nov
0
1
0
1
Dec
0
1
0
1

Hourly Averages
UTC
Hail
Wind
Torn
Total
00
107
246
11
364
01
48
176
16
240
02
32
113
4
149
03
29
79
0
108
04
7
47
2
56
05
4
23
0
27
06
4
15
2
21
07
1
10
1
12
08
7
15
0
22
09
2
9
0
11
10
5
10
1
16
11
2
25
3
30
12
3
37
3
43
13
2
19
0
21
14
5
18
0
23
15
10
15
1
26
16
27
30
2
59
17
37
70
4
111
18
107
165
9
281
19
145
303
17
465
20
192
510
17
719
21
158
533
18
709
22
204
544
16
764
23
141
431
22
594

Click Here for tabular data (F2+ tornadoes).
Page Updated: Saturday 10-27-2007
If you have comments regarding this information, contact John Hart of the Storm Prediction Center.
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