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Latest News: Real time data telemetry reliability is temporarily reduced. We are working with the Iridium IT team to resolve the issue.

221 - CAPE COD BAY, MA Notice:08/02/2024 Data hold: wave, sst, acm,CAT4 antenna replaced.

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Significant wave height vs Peak period (1486 records)

Peak Period, Tp (s)
Hs (ft)	22+	19	17	15	13	11	9	7	5
14.30 - 14.8+
13.81 - 14.27
13.32 - 13.78
12.83 - 13.29
12.34 - 12.80
11.84 - 12.30
11.35 - 11.81
10.86 - 11.32
10.37 - 10.83
9.88 - 10.33
9.38 - 9.84
8.89 - 9.35								1
8.40 - 8.86								2
7.91 - 8.37							3	6
7.41 - 7.87							1	4
6.92 - 7.38								15	6
6.43 - 6.89								25	22
5.94 - 6.40								26	15
5.45 - 5.91								40	40
4.95 - 5.41								16	38
4.46 - 4.92								9	75
3.97 - 4.43								7	99
3.48 - 3.94								8	97
2.99 - 3.44						1	1	3	170
2.49 - 2.95						3	1	2	132
2.00 - 2.46									109
1.51 - 1.97									174
1.02 - 1.48									179
0.52 - 0.98		2					1		125
0.03 - 0.49		5				6			17
	22+	19	17	15	13	11	9	7	5

Peak direction vs Peak period (1486 records)

Peak Period, Tp (s)
Dp (deg)	22+	19	17	15	13	11	9	7	5
349 - 360		6				7	2	58	171
337 - 348							1	17	171
325 - 336								1	78
313 - 324									19
301 - 312									10
289 - 300									13
277 - 288									40
265 - 276									39
253 - 264									77
241 - 252									137
229 - 240									66
217 - 228									16
205 - 216									17
193 - 204									22
181 - 192									25
169 - 180									29
157 - 168									15
145 - 156									14
133 - 144									29
121 - 132									25
109 - 120									42
97 - 108									36
85 - 96									23
73 - 84									36
61 - 72									7
49 - 60									1
37 - 48									2
25 - 36									13
13 - 24									27
1 - 12		1				3	4	88	98
	22+	19	17	15	13	11	9	7	5

Significant wave height vs Peak direction (1486 records)

Peak Direction, Dp (deg)
Hs (ft)	1 - 36	37 - 72	73 - 108	109 - 144	145 - 180	181 - 216	217 - 252	253 - 288	289 - 324	325 - 360
14.30 - 14.8+
13.81 - 14.27
13.32 - 13.78
12.83 - 13.29
12.34 - 12.80
11.84 - 12.30
11.35 - 11.81
10.86 - 11.32
10.37 - 10.83
9.88 - 10.33
9.38 - 9.84
8.89 - 9.35										1
8.40 - 8.86	1									1
7.91 - 8.37	4									5
7.41 - 7.87	4									1
6.92 - 7.38	10		1	1			2			7
6.43 - 6.89	16		3	6			2			20
5.94 - 6.40	13		2	3			5			18
5.45 - 5.91	25	2	5	2			3		1	42
4.95 - 5.41	16	4	6	3		1	1			23
4.46 - 4.92	24		9	1		1	6		2	41
3.97 - 4.43	23		12	2	4	6	5	1	2	51
3.48 - 3.94	20		8	2	1	3	2	8	5	56
2.99 - 3.44	37	4	9	1	1	6	9	23	7	78
2.49 - 2.95	14		10		1	4	14	39	10	46
2.00 - 2.46	4		4	4	2	1	33	27	4	30
1.51 - 1.97	1		5	20	22	4	52	33	7	30
1.02 - 1.48	6		15	44	13	16	43	11	3	28
0.52 - 0.98	12		5	6	13	16	36	14	1	25
0.03 - 0.49	4		1	1	1	6	6			9
	1 - 36	37 - 72	73 - 108	109 - 144	145 - 180	181 - 216	217 - 252	253 - 288	289 - 324	325 - 360