Crab Island 48 hour detailed Surf Forecast

Lat Long: 53.04° N 9.39° W

Issued: 6 am 11 Jul 2026 (local time)

Forecast update in hr min

Today's Crab Island sea temperature is

15.5° C

Crab Island 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 Crab Island today (11 Jul):

Morning surf: Morning surf (11 Jul, local time) - 2.5ft (0.8m), 9s period with W swell.
Afternoon surf: Afternoon surf (11 Jul, local time) - 2.5ft (0.7m), 9s period with WNW swell.
Evening surf: Evening surf (11 Jul, local time) - 2ft (0.6m), 8s period with WNW swell.

The current surf forecast for Crab Island at 11AM is: 0.7m 9s primary swell from a West direction (forecast issued at 06:00am July 11). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (IST) & Date	Wave Height	Wave Period
Morning (11 Jul)	2.5ft (0.8m)	9s
Afternoon (11 Jul)	2.5ft (0.7m)	9s
Evening (11 Jul)	2ft (0.6m)	8s

Table - waves today at Crab Island. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 26°C on Sun afternoon, min 14°C on Mon night). Wind will be generally light.
	Saturday 11							Sunday 12								Monday 13								Tue 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	1 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	W 9	W 9	W 9	W 9	WNW 9	WNW 8	WNW 8	WNW 8	WNW 8	WNW 8	WNW 8	WNW 8	W 21	W 21	W 21	W 21	W 15	W 15	W 14	W 13	W 12	W 12	W 12	W 11
Wave Graph
kJ	106	103	79	78	80	55	53	38	37	20	19	19	11	10	10	9	5	5	15	14	26	26	42	39
Wind (km/h)	NE	NE	NE	NE	NNE	NNE	NNE	NE	NE	NE	ENE	ENE	ENE	NE	ENE	ENE	ENE	NE	ENE	ENE	ENE	ENE	ENE	ENE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	off	cross-off	cross-off	cross-off	cross-off
High Tide	2:34AM3.60m				3:10PM3.84m				3:44AM3.78m					4:13PM4.08m				4:48AM4.01m				5:10PM4.34m
Low Tide			8:55AM0.96m				9:35PM0.84m				9:59AM0.77m					10:34PM0.51m				10:54AM0.57m				11:27PM0.21m


	5:24	—	—	—	—	—	—	—	5:24	—	—	—	—	—	—	—	5:26	—	—	—	—	—	—	5:28
	—	—	—	—	—	—	10:00	—	—	—	—	—	—	9:59	—	—	—	—	—	—	—	9:58	—	9:57
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	15	13	15	18	22	22	18	17	16	15	16	24	26	24	20	18	18	16	17	22	24	21	17	16
Feels °C	12	9	12	15	20	20	15	15	14	12	14	22	24	21	17	14	15	12	12	18	19	16	13	12
Swell 1 Height (m) Direction Period (s)	W 9	W 9	W 9	W 9	WNW 9	WNW 8	WNW 8	WNW 8	WNW 8	WNW 8	WNW 8	WNW 8	WNW 7	WNW 7	WNW 7	WNW 7	WNW 7	WNW 7	WNW 7	W 13	W 12	W 12	W 12	W 11
kJ	106	103	79	78	80	55	53	38	37	20	19	19	11	10	10	9	5	5	5	14	26	26	42	39
Swell 2 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	W 21	W 21	W 21	W 21	W 8	W 8	W 8	WNW 7	W 8	W 8	W 7	W 7
kJ	—	—	—	—	—	—	—	—	—	—	—	—	9	9	9	9	1	1	5	5	5	5	4	4
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	W 15	W 15	W 14	W 8	WNW 7	NW 7	W 19	WNW 9
kJ	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	4	4	15	5	5	2	7	8
Wind waves Height (m) Direction Period (s)	NE 3	NNE 3	NE 3	NE 3	NNE 3	NNE 3	NNE 3	NNE 4	NE 3	NE 3	NE 3	NE 3	NE 3	NE 3	NE 3	NE 3	NE 3	NE 3	NE 3	ENE 3	NE 3	NE 3	ENE 3	ENE 3
kJ	5	8	5	2	3	6	8	8	5	9	5	3	4	4	5	5	5	5	5	6	5	5	4	4
Nearest Offshore or Glassy	Lahinch Strand Clare	Lahinch Strand Clare	Lahinch Strand Clare	Lahinch Strand Clare	Lahinch Strand Clare	Lahinch Strand Clare	Lahinch Strand Clare	Dumps (Brandon Bay) Kerry	Ballybunion Kerry	Dooega Mayo and Achill Island	Doonloughan Mayo and Achill Island	St Finan's Bay Kerry	Derrynane Kerry	Ownachincha Cork	Aln Estuary North East England	Aln Estuary North East England	Black Middens North East England	Aln Estuary North East England	Coumeenole Kerry	Brandon Bay Kerry	Dooega Mayo and Achill Island	Dooega Mayo and Achill Island	Lahinch Strand Clare	Lahinch Strand Clare
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	12	12	12	12	12	12	12	93	63	107	67	148	151	166	570	570	565	570	127	98	107	107	12	12
Best forecast wave conditions in Clare	Lahinch Strand	Lahinch Strand	Lahinch Strand	Lahinch Strand	Lahinch Strand	Lahinch Strand	Lahinch Strand																Lahinch Strand	Lahinch Strand
Rating (10 max)	1	1	1	1	1	1	1																1	1
Best forecast wave conditions in Ireland	Rossnowlagh Donegal	Rossnowlagh Donegal	Rossnowlagh Donegal	Lahinch Strand Clare	Lahinch Strand Clare	Inchydoney Cork	Lahinch Strand Clare	Bundoran Donegal	Portballintrae Antrim	Fanad Head Reef Donegal	Pollacheeny Harbour Sligo	Five Finger Strand Donegal	Brinlack Point (Bloody Foreland) Donegal	Ownachincha Cork					Derrynane Kerry	Inch Reefs Kerry	Inch Reefs Kerry	Brinlack Point (Bloody Foreland) Donegal	Pollacheeny Harbour Sligo	Fanad Head Reef Donegal
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1					1	1	1	1	1	1
Header Global	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Saint Leu Reunion	Bluff Panama	Ilot Sancho Mauritius	Ilot Sancho Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Black Rocks Mauritius	Injidup Carpark Australia	Cobblestones Australia	Cobblestones Australia	Point Roadnight Australia	Puertecillo Chile
Rating (10 max)	5	5	4	7	6	6	5	5	5	5	5	4	5	5	4	4	4	4	4	5	5	5	9	6

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

Latest Updates

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Crab Island 48 hour detailed Surf Forecast

How big are the waves at Crab Island today (11 Jul):

Short Range Forecast

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