Radar:       Or click here for map
Radar: Milwaukee WI
42.97 N - 88.55W
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
4307
227 28
Wind
7350
422 36
Tornadoes
714
113 12
Total
12371
762 47
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
55
1:105
Sig Severe
45
1:1,712
Tornadoes
66
1:1,827
F2+ Torn
53
1:11,542
* 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: 899%
10 year report increase: 262%
5 year report increase: 163%

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:
5.1 on 19 Jul

Primary Season:
May 06 - Aug 31

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:
11% at 23 UTC

See hourly table below

Climatological Threat Potential
Threat
Avg Prob of Occurrence
Return Interval
Natl Rank
Any Tornado
0.022%
4616 yrs
49
F2+ Tornado
0.019%
5293 yrs
47
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
82
27
200
35
37
17
156
43
1981
23
12
81
24
20
11
63
31
1982
21
12
121
25
14
9
49
35
1983
35
13
302
35
23
9
81
39
1984
78
25
177
30
34
14
146
42
1985
64
19
107
34
18
13
100
38
1986
37
17
94
36
14
9
65
44
1987
50
20
186
39
16
12
82
45
1988
47
20
188
34
47
11
141
42
1989
60
21
196
25
23
8
106
36
1990
51
23
123
28
17
8
85
40
1991
105
24
206
41
28
14
161
49
1992
77
21
181
19
27
14
131
33
1993
114
26
240
42
45
14
204
50
1994
152
32
241
42
27
11
206
51
1995
104
29
289
43
27
12
158
53
1996
107
28
260
33
33
13
173
53
1997
112
23
410
34
20
8
152
39
1998
204
36
544
40
22
14
248
53
1999
138
33
363
35
12
8
162
45
2000
379
35
352
39
26
13
431
53
2001
190
41
341
42
19
10
228
55
2002
196
32
257
39
13
9
222
52
2003
423
43
368
42
39
11
501
54
2004
355
57
429
50
53
19
461
70
2005
274
40
490
42
44
13
362
53
2006
829
60
604
52
16
10
861
68
AVG
160
28
272
36
26
12
458
47


Violent Tornadoes
Date
F
Deaths
Injuries
1981 30-Mar 0030 UTC
F4
0
0
1981 04-Apr 0604 UTC
F4
3
53
1983 04-Jul 0115 UTC
F4
0
0
1984 27-Apr 2120 UTC
F4
1
19
1984 27-Apr 2239 UTC
F4
1
14
1984 08-Jun 0541 UTC
F5
9
200
1990 13-Mar 2253 UTC
F4
0
0
1990 28-Aug 2030 UTC
F5
29
350
1994 05-Jul 2143 UTC
F4
0
2
1996 19-Jul 0005 UTC
F5
0
12

Monthly Averages
Month
Hail
Wind
Torn
Total
Jan
0
0
0
0
Feb
1
1
0
2
Mar
13
6
1
19
Apr
22
15
3
40
May
37
35
7
78
Jun
25
62
7
94
Jul
24
77
5
106
Aug
19
47
3
70
Sep
9
18
1
28
Oct
6
6
0
13
Nov
1
1
0
2
Dec
0
0
0
1

Hourly Averages
UTC
Hail
Wind
Torn
Total
00
439
746
97
1282
01
366
624
83
1073
02
288
571
54
913
03
237
389
26
652
04
171
358
10
539
05
104
241
19
364
06
87
254
16
357
07
74
227
11
312
08
63
223
8
294
09
43
184
3
230
10
43
131
3
177
11
35
81
2
118
12
35
112
1
148
13
48
101
1
150
14
50
70
0
120
15
52
86
0
138
16
59
74
6
139
17
99
100
15
214
18
159
162
18
339
19
246
305
32
583
20
338
408
43
789
21
378
531
78
987
22
438
621
81
1140
23
455
751
107
1313

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.
Go to SPC web page Go to NWS web site Go to NOAA web site