K4 wave buoy daily averages for Dec 2013 last observation shown Tue, Dec 31, 2013, 23:00 Data available: Tue, Mar 2, 2010 to Wed, Mar 11, 2026 Monthly averages for 2013

Average Wave Height

20 ft

7.5 — 44.3 ft

Average Wave period

9 secs

6 — 13 secs

Average Water temperature

11 °C

10.5 — 11.5 °C

Average Wind

SW, 28 mph

6 — 55 mph

About K4 wave buoy

K4 (WMO 62105) is an offshore North Atlantic buoy west/north‑west of the UK (55.4000°N, 12.2000°W). It was positioned to observe storm waves and swell moving toward northern UK waters, supporting marine warning services. It typically measures directional waves and core meteorology (wind/pressure/air temperature).

K4 wave buoy daily averages Dec 2013 last observation shown Dec 2013
Day	Wave height (ft)	Wave Period (s)	Wind Direction	Wind Speed (mph)	Water Temp (°C)
Dec 31	22	10	SSW	21	10.6
Dec 30	21	9	SW	28	10.8
Dec 29	16	8	SW	28	10.8
Dec 28	18	9	WNW	25	10.8
Dec 27	21	9	NW	28	10.8
Dec 26	17	8	SSW	22	10.9
Dec 25	23	10	W	26	10.9
Dec 24	27	10	W	35	10.9
Dec 23	21	9	SSW	28	11.0
Dec 22	26	10	W	32	11.2
Dec 21	35	11	WSW	37	11.3
Dec 20	28	10	SW	35	11.3
Dec 19	27	10	W	35	11.0
Dec 18	25	9	SW	34	11.0
Dec 17	24	9	SSW	36	11.1
Dec 16	22	9	WSW	29	11.1
Dec 15	27	10	SW	33	11.1
Dec 14	25	10	SW	32	11.1
Dec 13	18	8	SW	27	11.1
Dec 12	15	8	SE	20	11.2
Dec 11	18	8	S	32	11.2
Dec 10	19	8	S	33	11.3
Dec 9	17	7	SSW	33	11.2
Dec 8	14	7	SW	28	11.2
Dec 7	14	8	SW	23	11.2
Dec 6	17	9	W	22	11.2
Dec 5	25	10	WNW	29	11.3
Dec 4	15	8	W	28	11.3
Dec 3	9	6	NW	19	11.4
Dec 2	10	6	SSW	24	11.4
Dec 1	11	8	SSW	12	11.4

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