Portballintrae Surf Forecast

/ Antrim (7 surf breaks) /

Ireland (149 surf breaks) / Lat Long: (55.22° N 6.54° W)

Surf Forecasts:

Portballintrae surfForecast / Antrim / Ireland

48hr Weather and Surf, issued 12 am Monday 08 Sep 2025 BST

Forecast update in hr min s Forecast update imminent

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

Today's Portballintrae sea temperature is 15.3° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Portballintrae today?

The current surf forecast for Portballintrae at 7AM is: 1.6m 12s primary swell from a West-northwest direction (forecast issued at 12:00am September 08). The wind direction is predicted to be cross-offshore.

Time (BST) & Date	Wave Height	Wave Period
Morning (08 Sep)	5.5ft (1.7m)	12s
Afternoon (08 Sep)	5.5ft (1.7m)	12s
Evening (08 Sep)	6ft (1.8m)	12s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Monday 08								Tuesday 09								Wednesday 10
	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	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM
Rating (10 max)	0	2	1	2	2	2	2	3	3	2	3	3	3	1	1	1	0	2	0	0	1	2	1	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Period(s) (?)	11	11	11	12	12	12	12	12	12	12	12	12	11	11	11	10	10	10	10	10	10	10	10	9
Wave Graph (?)
Energy (?)	145	270	495	686	718	781	768	836	880	960	869	711	544	422	282	231	196	205	193	178	188	224	243	185
Wind (km/h)	SW	SSW	SSW	S	S	SSW	SSW	S	SSE	SSE	SE	SSE	SE	SSE	SE	SE	SE	SSE	SSE	S	SSW	SSW	SW	S
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	off	off	off	off	off	off	off	off	cross- off	cross- off	cross- off	cross- off	cross	cross- off
High Tide / height (m)	7:23PM 2.35				7:46AM 2.02				7:57PM 2.46				8:17AM 2.10				8:35PM 2.49				8:52AM 2.11
Low Tide / height (m)			1:35AM 0.45				1:34PM 0.29				2:06AM 0.35				2:09PM 0.21				2:41AM 0.33				2:48PM 0.23

		Monday 08								Tuesday 09								Wednesday 10
Sunrise	-	-	-	6:43	-	-	-	-	-	-	-	6:45	-	-	-	-	-	-	-	6:47	-	-	-	-
Sunset	-	-	-	-	-	-	-	8:01	-	-	-	-	-	-	-	8:00	-	-	-	-	-	-	-	7:57

Rain (mm)	-	-	-	-	-	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	3	2	1	1
Temp. °C	13	12	11	10	12	15	15	15	12	10	11	11	15	17	17	14	15	14	14	13	13	12	14	13
Feels °C (?)	10	10	8	7	8	10	10	12	9	6	7	7	11	12	11	8	10	10	10	10	11	10	12	11

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

Recent Eyeball Surf Reports for Antrim

Wind Update Still cross-shore at Portballintrae (light winds from the SW at Ballypatrick Forest 24 km from Portballintrae). A 1.2m groundswell from the WNW
45 minutes ago Portballintrae

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24 km away, 45 min ago

19 km/h

0.0

15.3

Air / Water (°C)

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