Mill Bay 48 hour detailed Surf Forecast

Lat Long: 59.13° N 2.60° W

Issued: 6 am 12 Sep 2026 (local time)

Forecast update in hr min

Today's Mill Bay sea temperature is

13.4°C

Mill Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Surf Forecasts:

How big are the waves at Mill Bay today (12 Sep):

Morning surf: Morning surf (12 Sep, local time) - 0.5ft (0.1m), 9s period with N swell.
Afternoon surf: Afternoon surf (12 Sep, local time) - 0.5ft (0.1m), 9s period with N swell.
Evening surf: Evening surf (12 Sep, local time) - 4ft (1.2m), 12s period with NW swell.

The current surf forecast for Mill Bay at 1PM is: 0.1m 9s primary swell from a North direction (forecast issued at 06:00am September 12). An open ocean swell of 1.5m 7s is not directed at the surf break, a second open ocean swell of 1.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & Date	Wave Height	Wave Period
Morning (12 Sep)	0.5ft (0.1m)	9s
Afternoon (12 Sep)	0.5ft (0.1m)	9s
Evening (12 Sep)	4ft (1.2m)	12s

Table - waves today at Mill Bay. (Swell directed towards the surf break)

	Short Range Forecast Heavy rain (total 24mm), heaviest during Mon night. Very mild (max 15°C on Mon morning, min 12°C on Sat afternoon). Winds decreasing (strong winds from the SSW on Sat morning, light winds from the N by Mon night).
	Saturday 12							Sunday 13								Monday 14
	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	1	1	1	0	0	0	0	0	2	1	1	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	N 9	N 9	N 9	N 9	N 9	WNW 12	NW 12	NNW 14	NW 6	NNW 13	NNW 6	N 14	N 13	N 12	N 13	N 13	N 13	N 12	N 12	N 12	N 12	N 11	N 11
Wave Graph
kJ	2	2	2	2	2	0	379	20	58	35	23	93	156	294	350	339	329	300	232	224	171	125	116
Wind (km/h)	S	S	SSW	WNW	W	WNW	WNW	WNW	WNW	W	W	WSW	WSW	SSE	SSE	S	SSE	S	SSW	SSW	SW	SW	N
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	off	cross-on
High Tide				12:05PM2.58m				00:08AM2.84m				12:39PM2.55m				00:46AM2.75m					1:12PM2.48m
Low Tide						5:47PM0.20m				6:16AM-0.07m				6:22PM0.21m				6:49AM0.09m				6:57PM0.28m


	6:30	—	—	—	—	—	—	—	6:33	—	—	—	—	—	—	—	6:35	—	—	—	—	—	—
	—	—	—	—	—	7:40	—	—	—	—	—	—	—	7:37	—	—	—	—	—	—	—	7:35	—
mm	—	2	3	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	5	8
Temp °C	13	12	14	14	13	12	12	12	12	12	12	12	12	12	12	12	13	14	15	15	14	14	13
Feels °C	6	2	5	7	5	4	6	6	6	7	8	9	9	8	6	7	8	8	10	12	12	14	13
Swell 1 Height (m) Direction Period (s)	WNW 14	WNW 13	NW 13	SSE 7	SSE 7	SSE 7	SSE 7	SSE 6	WNW 12	WNW 12	NNW 6	N 14	N 13	N 12	N 13	N 13	N 13	N 12	N 12	N 12	N 12	N 11	N 11
kJ	163	154	175	249	131	53	29	16	79	77	23	93	156	294	350	339	329	300	232	224	171	125	116
Swell 2 Height (m) Direction Period (s)	N 9	N 9	N 9	N 9	N 9	SSE 7	NW 12	NNW 14	SSE 6	SSE 7	WNW 11	NW 6	NNW 6	WNW 10	WNW 10	WNW 10	WNW 10	WNW 9	WNW 9	WNW 9	WNW 9	WNW 11	SSE 5
kJ	2	2	2	2	2	108	22	20	17	17	69	16	15	42	19	19	9	8	8	8	8	22	27
Swell 3 Height (m) Direction Period (s)	W 10	N 9	W 12	N 9	N 9	W 11	W 11	NNW 14	NNW 13	NNW 13	SE 6	WNW 11	WNW 11	W 10	W 10	W 9	—	—	—	W 9	W 9	W 10	WNW 11
kJ	2	2	11	2	2	2	2	19	18	35	10	47	46	2	2	2	—	—	—	2	2	2	11
Wind waves Height (m) Direction Period (s)	SSE 4	SSE 5	S 7	W 13	WNW 12	WNW 12	NW 12	NW 12	NW 6	NW 6	W 3	W 2	WSW 2	SSE 6	S 3	SSE 4	SSE 5	SSE 5	SSE 5	SSE 5	SSE 5	S 5	—
kJ	28	133	366	488	594	513	379	325	58	30	1	1	1	6	7	31	25	37	33	26	26	32	—
Nearest Offshore or Glassy	Farr Bay Scot - North Coast	Hellesto South and West	Portrush-East Strand Antrim	Flo South and West	Ulla South and West	Newburgh Scot - East Coast	Freswick Bay Scot - East Coast	Freswick Bay Scot - East Coast	Freswick Bay Scot - East Coast	Freswick Bay Scot - East Coast	Freswick Bay Scot - East Coast	Mill Bay Scot - Orkney	Mill Bay Scot - Orkney	Saviskaill Bay Scot - Orkney	Tang Head Scot - North Coast	Bay of Skaill Scot - Orkney	Bay of Skaill Scot - Orkney	Tang Head Scot - North Coast	Tang Head Scot - North Coast	Mill Bay Scot - Orkney	Mill Bay Scot - Orkney	Mill Bay Scot - Orkney	Rackwick Scot - Orkney
Rating (10 max)	4	1	3	1	3	1	2	2	2	2	1	1	1	3	2	3	3	1	1	2	1	1	3
Distance (km)	114	468	500	586	617	206	66	66	66	66	66	0	0	24	64	43	43	64	64	0	0	0	53
Best forecast wave conditions in Orkney Islands												Mill Bay	Rackwick	Bay of Skaill		Bay of Skaill	Bay of Skaill			Mill Bay	Grim Ness	Rackwick	Rackwick
Rating (10 max)												1	3	3		3	3			2	1	2	3
Best forecast wave conditions in United Kingdom	Sandwood Bay Scot - North Coast	St Ives Harbour Wall Cornwall (North)				St Ives Harbour Wall Cornwall (North)	Hawkes Point Cornwall (North)	Hawkes Point Cornwall (North)	Armadale Bay Scot - North Coast	Thurso Reef Scot - North Coast	Bragar (Lewis) Scot - Outer Hebrides	Thurso Reef Scot - North Coast	The Left Scot - North Coast	Thurso East Scot - North Coast	The Left Scot - North Coast	Thurso Reef Scot - North Coast	The Left Scot - North Coast	Thurso Beach Scot - North Coast	Thurso Reef Scot - North Coast	Thurso Reef Scot - North Coast	Thurso Reef Scot - North Coast	Thurso Reef Scot - North Coast	Thurso Reef Scot - North Coast
Rating (10 max)	4	1				2	3	3	4	4	4	3	3	3	3	3	3	2	2	2	2	2	3
Header Global	Trial Harbour Australia	Shipwrecks Bay-Peaks New Zealand	White Rock - The Spit New Zealand	White Rock - The Spit New Zealand	Asu Indonesia	Asu Indonesia	Asu Indonesia	Asu Indonesia	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Gerickes Point South Africa	Frigates Fiji	Fish Boma South Africa	Namotu Lefts Fiji	Cobblestones Australia	Cow Bombie Australia	Restaurants Fiji	Gas Bay Australia	Gas Bay Australia	Hole-in-the-Wall South Africa	Cloudbreak Fiji
Rating (10 max)	8	7	7	6	5	5	5	5	9	8	7	6	5	5	5	5	6	6	5	6	6	8	5

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Mill Bay 48 hour detailed Surf Forecast

How big are the waves at Mill Bay today (12 Sep):

Short Range Forecast

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