Derrynane Surf Forecast

/ Kerry (25 surf breaks) /

Ireland (149 surf breaks) / Lat Long: (51.76° N 10.17° W)

Surf Forecasts:

Derrynane surfForecast / Kerry / Ireland

48hr Weather and Surf, issued 12 am Wednesday 20 Aug 2025 IST

Forecast update in hr min s Forecast update imminent

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

Today's Derrynane sea temperature is 17.1° C
(Which is slightly warmer than usual)

How big are the waves at Derrynane today?

The current surf forecast for Derrynane at 4AM is: 0.2m 14s primary swell from a South-southwest direction and 0.4m 6s secondary swell from a Southwest direction (forecast issued at 12:00am August 20). The wind direction is predicted to be glassy.

Time (IST) & Date	Wave Height	Wave Period
Morning (20 Aug)	0.5ft (0.2m)	14s
Afternoon (20 Aug)	0.5ft (0.2m)	13s
Evening (20 Aug)	0.5ft (0.2m)	18s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Wednesday 20								Thursday 21								Friday 22
	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	0	0	0	0	0	0	0	0	0	0	0	1	0	0	1	1	1	2	2	1	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	WSW	WSW	WSW	WSW	W	WSW	W	WSW	WSW	WSW	W	W	W
Period(s) (?)	15	15	14	14	14	13	13	13	18	18	13	15	14	13	13	12	12	11	11	11	10	10	10	10
Wave Graph (?)
Energy (?)	44	43	28	30	28	28	25	20	51	51	40	43	91	168	317	374	494	408	454	382	352	264	217	221
Wind (km/h)	S	SSW	S	SE	SW	S	SW	WNW	NNW	N	N	N	N	WSW	W	WNW	NW	NW	NNW	NNW	WNW	W	W	WNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	glass	glass	glass	cross- on	on	cross	cross- off	cross- off	cross- off	cross- off	glass	cross- on	cross- on	cross	cross	cross	glass	glass	cross	cross- on	cross- on	cross- on
High Tide / height (m)			3:08AM 2.80				3:29PM 3.02					4:05AM 2.99				4:20PM 3.23				4:52AM 3.16				5:03PM 3.39
Low Tide / height (m)	8:47PM 0.76				9:11AM 0.83				9:46PM 0.54					10:03AM 0.64				10:33PM 0.32				10:46AM 0.48

		Wednesday 20								Thursday 21								Friday 22
Sunrise	-	-	-	6:31	-	-	-	-	-	-	-	6:33	-	-	-	-	-	-	-	6:35	-	-	-	-
Sunset	-	-	-	-	-	-	-	8:53	-	-	-	-	-	-	-	8:52	-	-	-	-	-	-	-	8:50

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	17	16	16	16	17	16	16	16	16	16	16	16	17	17	17	17	16	16	16	15	16	17	17	17
Feels °C (?)	17	16	17	18	19	15	16	16	16	16	16	15	18	16	16	17	16	16	17	15	16	16	16	17

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 Kerry

Wind Update Continuing clean conditions at Derrynane (calm at ValentiaObservatory(3953 -1) 20 km from Derrynane). 0.4m 6s windswell from the SW with a 0.1m 12s groundswell, also from the SW. 2 swells combining to make bigger set waves.
58 minutes ago Derrynane

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20 km away, 58 min ago

4 km/h

ENE

0.0

17.1

Air / Water (°C)

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