Porthmeor Surf Forecast

/ Cornwall (North) (59 surf breaks) /

UK (471 surf breaks)

Surf Forecasts:

Porthmeor surfForecast / Cornwall (North) / UK

48hr Weather and Surf, issued 6 am Friday 22 Aug 2025 BST

Forecast update in hr min s Forecast update imminent

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

Today's Porthmeor sea temperature is 16.7° C
(Which is normal for this time of year)

How big are the waves at Porthmeor today?

The current surf forecast for Porthmeor at 12PM is: 1.0m 11s primary swell from a West direction and 0.3m 7s secondary swell from a West direction (forecast issued at 06:00am August 22). The wind direction is predicted to be onshore.

Time (BST) & Date	Wave Height	Wave Period
Morning (22 Aug)	3.5ft (1.0m)	12s
Afternoon (22 Aug)	3.5ft (1.0m)	11s
Evening (22 Aug)	3.5ft (1.0m)	10s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Friday 22							Saturday 23								Sunday 24								Mon 25
	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	1	0	0	0	0	1	1	1	1	1	1	1	0	1	1	0	0	0	0	0	1	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	SW	SW	SW	W	W
Period(s) (?)	12	12	11	11	11	10	10	10	10	9	9	9	9	9	8	8	8	18	17	16	16	16	10	10
Wave Graph (?)
Energy (?)	249	297	268	244	246	241	220	176	172	161	127	130	124	124	124	105	102	133	111	121	120	151	276	290
Wind (km/h)	N	NNE	NNE	NNW	NNW	N	NNW	N	NNW	NNE	ENE	WSW	SW	NNE	E	ESE	ESE	ESE	SE	ESE	ESE	ESE	ESE	ESE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	on	on	on	on	on	on	glass	glass	glass	glass	glass	cross- off	glass	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)		5:10AM 5.29				5:29PM 5.68				5:51AM 5.55				6:09PM 5.92				6:29AM 5.72				6:45PM 6.04
Low Tide / height (m)				11:36AM 0.73				12:02AM 0.48				12:15PM 0.48				12:39AM 0.30				12:51PM 0.33

	Friday 22							Saturday 23								Sunday 24								Mon 25
Sunrise	-	6:20	-	-	-	-	-	-	-	6:22	-	-	-	-	-	-	-	6:22	-	-	-	-	-	-
Sunset	-	-	-	-	-	8:28	-	-	-	-	-	-	-	8:25	-	-	-	-	-	-	-	8:23	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	15	15	16	17	17	16	16	16	16	16	17	18	19	18	17	17	16	16	19	21	21	19	17	17
Feels °C (?)	14	14	15	16	14	14	15	16	16	16	18	19	19	18	16	16	14	14	16	18	17	16	15	14

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 Cornwall (North)

Wind Update Wind reports 18 km away suggest it is still onshore at Porthmeor (light winds from the N.(Wind varies from 350 to 060 degs) at Land's End Airport). 1.0m 12s groundswell from the WNW with a 0.3m 7s swell, also from the WNW and a 0.2m 5s windswell, also from the N. 3 swells combining to make bigger set waves.
1 hour 25 minutes ago Porthmeor

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18 km away, 1 h 25 min ago

15 km/h

0.0

16.7

Air / Water (°C)

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