Toggle navigation
CDIP
About
About
Contact us
FAQ
Documents
News
Publications
Observations
Wave Models
California
N. California
San Francisco
Monterey Bay
Central Coast
S. California
Classic Models
More...
User Preferences
Timezone
AKDT - US/Alaska
BRA - America/Sao_Paulo
CDT - US/Central
EDT - US/Eastern
GUAM - Pacific/Guam
HST - US/Hawaii
MDT - US/Mountain
MHT - Pacific/Majuro
PDT - US/Pacific
SST - US/Samoa
UTC - GMT
Units
metric
standard
Lat/Lon format
decimal degrees
degrees minutes
degrees mins secs
Defaults
Geo and time bounds
138 - BEGG ROCK, CA
Status:
DECOMMISSIONED
Notice:
04/07/2017 Station decommissioned
Station Info
Data server
Historic data
Historic data
Availability
Product descriptions
Waves
Single Run
Spectrum
Time series (xyz)
Wave histogram
Monthly
Parameter Data
Compendium
Mountain
9-band Energy Data
Summaries
Wave hght box plot
Min Max Mean
Persistence
Joint distributions
Daily max wave
Sea and Swell
Largest events
Download
Parameters
THREDDS
nDAR
Select a station
◄
1982-10
1982-11
1982-12
1983-01
1983-02
1983-03
1983-04
1983-05
1983-06
1983-07
1983-08
1983-09
1983-10
1983-11
1983-12
1984-01
1984-02
1984-03
1984-04
1984-05
1984-06
1984-07
1984-08
1984-09
1984-10
1984-11
1984-12
1985-01
1985-02
1985-03
1985-04
1985-05
1985-06
1985-07
1985-08
1985-09
1987-06
1987-07
1987-12
1988-01
1988-02
1988-03
1988-04
1988-05
1988-06
1988-07
1988-08
1988-09
1988-10
1988-11
1988-12
1989-01
1989-02
1989-03
1989-04
1989-05
1989-06
1989-07
1989-08
1989-09
1989-10
1989-11
1989-12
1990-01
1990-02
1990-03
1990-04
1990-05
1990-06
1990-07
1990-08
1990-09
1990-10
1990-11
1990-12
1991-01
2015-03
2015-04
2015-05
2015-06
2015-07
2015-08
2015-09
2015-10
2015-11
2015-12
2016-01
2016-02
2016-03
2016-04
2016-05
2016-06
2016-07
2016-08
2016-09
2016-10
2016-11
2016-12
2017-01
2017-02
2017-03
2017-04
►
The table is only provided in units of cm.
For each band, equivalent Hs = 4*sqrt(Band Energy)
139 records
Date
(UTC)
Hs
(cm)
Tp
(s)
22+s
(cm^2)
18-22s
(cm^2)
16-18s
(cm^2)
14-16s
(cm^2)
12-14s
(cm^2)
10-12s
(cm^2)
8-10s
(cm^2)
6-8s
(cm^2)
2-6s
(cm^2)
1988-12-31 11:56
155
11
4
10
24
236
294
500
169
108
158
1988-12-31 09:29
166
13
5
6
15
360
625
271
156
115
162
1988-12-31 05:57
169
13
10
17
65
190
460
443
209
198
181
1988-12-31 03:29
169
13
7
16
198
273
359
338
232
141
204
1988-12-30 23:56
160
11
8
30
101
188
241
347
218
138
325
1988-12-30 11:56
150
9
3
12
27
74
243
293
346
176
226
1988-12-30 05:56
172
9
4
19
21
95
206
356
457
360
323
1988-12-30 03:29
208
9
9
15
17
90
395
649
745
388
392
1988-12-29 23:54
181
4
15
21
15
45
157
347
571
259
615
1988-12-29 11:56
176
11
2
4
13
82
214
682
381
307
245
1988-12-29 09:23
186
11
2
4
9
36
209
561
518
410
407
1988-12-29 05:57
195
11
5
7
16
37
207
768
539
329
476
1988-12-29 03:25
190
11
3
5
10
32
209
727
453
293
531
1988-12-28 15:25
206
4
17
11
11
34
81
270
616
483
1127
1988-12-28 11:56
187
4
2
2
4
21
45
62
209
614
1232
1988-12-28 09:20
198
4
5
4
7
32
41
76
246
817
1207
1988-12-28 05:57
147
4
2
3
7
40
33
69
159
274
753
1988-12-28 03:29
131
4
2
3
6
42
41
47
174
227
527
1988-12-27 15:19
210
9
21
31
29
89
120
738
758
415
560
1988-12-27 11:56
204
9
8
12
30
104
126
521
723
503
578
1988-12-27 09:29
216
7
4
8
48
84
105
681
680
686
620
1988-12-27 05:56
224
4
8
11
33
55
158
710
372
801
970
1988-12-27 03:30
242
4
9
17
61
82
133
457
728
1007
1171
1988-12-26 15:19
316
11
24
27
62
95
466
2246
928
920
1451
1988-12-26 11:57
259
4
5
12
43
56
264
1143
767
616
1289
1988-12-26 09:30
285
4
9
16
93
113
362
1274
575
1002
1622
1988-12-26 05:54
297
4
10
25
80
100
865
1162
862
966
1424
1988-12-26 03:30
289
9
6
16
53
104
681
1295
1356
781
930
1988-12-25 23:56
349
11
41
53
64
182
770
2164
1754
1319
1234
1988-12-25 09:29
253
4
11
32
26
179
391
615
548
655
1523
1988-12-25 05:56
228
11
12
39
44
200
541
681
554
512
669
1988-12-25 03:23
263
11
12
31
40
438
975
1058
674
424
676
1988-12-24 23:56
265
4
70
71
80
223
862
1091
449
306
1215
1988-12-24 11:56
187
11
8
18
70
324
445
488
329
269
221
1988-12-24 09:29
226
11
11
25
124
343
426
965
680
330
273
1988-12-24 05:56
232
11
6
11
74
176
329
1051
804
447
461
1988-12-24 03:19
224
11
7
13
51
131
227
914
780
501
518
1988-12-23 23:56
213
11
10
23
14
40
121
804
520
601
698
1988-12-23 11:56
255
4
6
7
11
32
377
827
664
802
1330
1988-12-23 09:23
265
11
6
9
18
54
1111
1221
519
495
934
1988-12-23 05:56
253
11
9
11
16
68
690
1388
481
399
931
1988-12-23 03:23
244
11
6
10
18
73
647
1228
658
295
785
1988-12-22 17:56
335
13
95
82
268
978
1831
1297
982
373
1111
1988-12-22 11:56
347
13
21
63
512
1409
1790
1353
785
474
1116
1988-12-22 09:23
418
13
61
121
530
2336
3296
1777
1072
565
1155
1988-12-22 05:56
298
4
12
33
88
333
571
1048
829
1056
1573
1988-12-21 05:56
114
4
3
6
9
27
77
227
122
72
264
1988-12-21 03:12
119
11
2
6
9
41
104
331
155
77
155
1988-12-20 17:56
110
11
4
6
11
38
108
301
81
39
168
1988-12-20 11:56
108
11
2
3
9
29
168
328
75
17
99
1988-12-20 09:29
107
11
2
3
10
35
212
244
61
16
132
1988-12-20 05:56
126
11
3
5
11
36
303
319
106
19
192
1988-12-20 03:25
120
11
3
3
10
32
178
324
78
26
250
1988-12-19 11:54
188
4
4
7
11
53
248
170
71
424
1224
1988-12-19 09:30
192
4
3
6
8
50
238
225
69
422
1287
1988-12-19 05:56
206
4
2
5
10
36
195
235
38
356
1776
1988-12-19 03:29
190
4
4
7
14
81
309
203
38
348
1237
1988-12-18 13:00
136
13
5
10
29
198
526
126
51
63
137
1988-12-18 09:29
110
13
3
7
30
178
260
81
39
52
107
1988-12-18 03:29
116
13
3
9
46
182
288
55
54
50
153
1988-12-18 00:08
109
4
5
7
24
71
137
32
106
75
281
1988-12-17 12:07
111
4
3
8
44
74
28
73
154
107
278
1988-12-17 09:19
111
4
1
4
29
38
19
68
149
77
385
1988-12-17 06:07
119
4
2
6
53
57
15
79
138
102
431
1988-12-17 03:28
111
4
1
3
16
19
15
68
127
148
369
1988-12-16 21:29
150
9
2
3
4
6
24
273
425
281
395
1988-12-16 15:30
181
11
13
13
11
18
119
619
584
216
463
1988-12-16 11:58
216
11
10
12
13
31
330
1126
485
344
558
1988-12-16 09:29
215
11
4
4
5
17
175
876
688
432
679
1988-12-16 06:15
227
11
6
8
9
29
331
958
874
443
571
1988-12-16 03:30
203
11
3
4
6
18
188
830
681
400
445
1988-12-16 00:16
179
11
5
6
7
39
205
579
556
361
232
1988-12-15 21:31
194
11
7
8
10
45
316
870
647
210
227
1988-12-15 17:56
192
11
30
25
26
62
478
708
492
207
267
1988-12-15 15:31
167
11
6
8
13
38
450
569
286
186
185
1988-12-15 11:56
169
11
3
5
6
30
321
657
421
204
141
1988-12-15 09:31
173
11
4
6
11
62
538
539
335
214
157
1988-12-15 05:57
187
11
4
5
9
89
462
745
491
212
156
1988-12-15 03:31
181
11
5
7
8
34
316
1003
358
176
147
1988-12-14 21:31
160
11
4
5
9
61
228
540
347
204
199
1988-12-14 17:57
186
11
9
12
14
182
632
807
161
68
263
1988-12-14 15:30
191
13
29
30
36
342
797
435
175
128
310
1988-12-14 11:56
196
13
14
16
37
226
1017
597
115
95
275
1988-12-14 09:30
197
13
9
16
43
323
1020
355
135
120
410
1988-12-14 05:56
194
13
11
23
78
473
728
259
165
113
485
1988-12-14 03:29
189
13
8
12
44
299
654
515
100
156
445
1988-12-13 11:56
122
13
5
13
96
166
223
197
96
40
88
1988-12-13 09:29
128
13
7
23
132
185
272
246
73
38
52
1988-12-13 05:56
127
13
4
16
28
98
389
241
98
48
81
1988-12-13 03:30
132
11
5
13
28
123
320
387
64
60
94
1988-12-12 23:56
149
13
11
16
27
116
650
253
78
82
145
1988-12-12 21:30
131
13
4
10
27
179
409
174
107
69
94
1988-12-12 17:56
146
13
8
16
34
262
446
249
116
74
117
1988-12-12 15:30
149
15
9
19
66
455
391
136
102
86
114
1988-12-12 11:57
134
13
4
8
47
275
372
105
116
89
102
1988-12-12 09:29
112
13
3
7
42
130
145
144
101
103
107
1988-12-12 05:56
102
4
3
5
21
56
60
129
123
93
154
1988-12-12 03:30
108
4
2
5
20
51
67
154
135
122
172
1988-12-11 11:56
117
11
2
4
6
22
108
354
113
141
100
1988-12-11 09:29
127
11
2
4
5
22
202
402
187
88
88
1988-12-11 05:56
111
11
6
7
8
20
158
299
119
59
96
1988-12-11 03:18
117
11
1
2
4
20
191
344
130
74
93
1988-12-10 21:24
126
11
14
14
11
53
238
328
110
102
124
1988-12-10 17:56
113
13
2
3
10
68
240
162
97
102
117
1988-12-10 11:56
114
13
2
5
21
109
305
102
88
55
130
1988-12-10 09:23
114
13
3
5
18
103
246
89
119
92
133
1988-12-10 05:56
116
4
3
6
37
129
118
139
118
100
183
1988-12-10 03:23
120
4
3
7
23
111
172
91
156
113
223
1988-12-09 23:54
116
4
2
8
29
80
99
148
145
128
203
1988-12-09 21:25
144
4
9
13
27
66
104
180
256
198
437
1988-12-09 12:08
157
4
2
3
4
18
81
266
239
205
730
1988-12-09 09:13
158
4
2
4
6
14
103
422
341
225
440
1988-12-09 06:08
176
4
4
6
9
25
236
519
237
238
661
1988-12-09 03:24
174
4
4
5
9
22
296
426
343
213
561
1988-12-08 15:23
220
4
14
13
10
62
593
738
459
319
795
1988-12-08 11:57
253
9
10
13
18
135
403
618
1185
458
1152
1988-12-08 09:30
225
4
7
11
21
130
471
506
730
387
884
1988-12-08 05:56
220
9
4
6
12
89
265
457
1153
497
545
1988-12-08 03:35
214
9
4
5
20
78
184
348
1041
613
575
1988-12-07 23:56
201
9
6
8
18
77
158
286
799
568
602
1988-12-07 11:56
235
7
3
4
10
55
415
336
250
1373
1010
1988-12-07 09:30
270
7
6
7
9
114
651
658
380
1425
1305
1988-12-07 05:56
290
4
128
85
49
260
483
631
475
1210
1923
1988-12-07 03:30
239
7
7
13
36
217
542
601
290
950
918
1988-12-07 00:38
235
11
12
23
69
437
698
875
299
550
471
1988-12-06 15:30
221
15
19
56
451
660
351
487
356
297
362
1988-12-05 17:54
155
4
7
16
14
43
262
316
127
128
586
1988-12-05 15:30
174
4
18
25
15
33
190
428
131
308
744
1988-12-05 11:56
149
4
3
4
5
38
285
227
67
109
644
1988-12-05 05:56
137
4
4
6
10
77
157
225
169
122
401
1988-12-04 21:23
130
11
5
6
6
46
124
307
245
145
178
1988-12-04 09:30
151
11
2
3
10
34
165
576
372
136
132
1988-12-04 05:56
175
11
8
11
19
57
562
745
371
81
66
1988-12-03 11:56
164
11
5
9
18
90
605
699
169
30
43
1988-12-03 09:30
179
11
7
11
16
142
748
888
129
27
39
1988-12-03 05:56
162
13
6
11
31
161
697
564
117
21
36
1988-12-02 15:24
91
13
1
3
7
59
178
140
73
23
30
1988-12-02 11:56
87
11
1
2
5
55
121
142
87
26
31
1988-12-01 21:26
85
11
1
2
10
19
47
156
129
35
48