St Agnes Surf Forecast

/ Cornwall (North) (60 surf breaks) /

UK (473 surf breaks) / Lat Long: (50.32° N 5.23° W)

Surf Forecasts:

St Agnes surfForecast / Cornwall (North) / UK

48hr Weather and Surf, issued 11 am Tuesday 18 Nov 2025 GMT

Forecast update in hr min s Forecast update imminent

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

Today's St Agnes sea temperature is 13.8° C
(Which is 1.5°C warmer than normal for this time of year)

How big are the waves at St Agnes today?

The current surf forecast for St Agnes at 4PM is: 1.2m 5s primary swell from a West-northwest direction and 0.2m 8s secondary swell from a South-southwest direction, 0.1m 13s secondary swell from a Southwest direction (forecast issued at 11:00am November 18). The wind direction is predicted to be cross-onshore.

Time (GMT) & Date	Wave Height	Wave Period
Morning (18 Nov)	1.5ft (0.4m)	12s
Afternoon (18 Nov)	4ft (1.2m)	5s
Evening (18 Nov)	5.5ft (1.7m)	6s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 18					Wednesday 19								Thursday 20								Friday 21
	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 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 (?)	W	W	WNW	WNW	WNW	NW	NW	NNW	WNW	WNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW
Period(s) (?)	12	12	5	5	6	6	7	7	8	7	8	8	8	8	8	8	8	7	7	7	7	6	6	6
Wave Graph (?)
kJ (?)	45	44	63	102	176	275	434	732	99	54	1282	1145	960	887	763	760	760	604	529	385	268	200	139	108
Wind (km/h)	WNW	WNW	WNW	WNW	NW	NW	NNW	NNW	N	N	N	N	N	NNW	NNW	NNW	NNW	N	NNW	N	N	NNW	NW	NW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	cross- on	on	on	on	cross- on	on	on	on	on	on	on	on	on	on	on	on	on	on	on	on
High Tide / height (m)				3:54PM 5.66				4:13AM 5.76				4:29PM 5.78				4:46AM 5.89				5:03PM 5.84				5:19AM 5.94
Low Tide / height (m)		9:57AM 1.04				10:13PM 0.91				10:30AM 0.88				10:45PM 0.82				11:03AM 0.78				11:17PM 0.79

	Tuesday 18					Wednesday 19								Thursday 20								Friday 21
Sunrise	7:37	-	-	-	-	-	-	-	7:39	-	-	-	-	-	-	-	7:41	-	-	-	-	-	-	-
Sunset	-	-	4:31	-	-	-	-	-	-	-	4:30	-	-	-	-	-	-	-	4:30	-	-	-	-	-

Rain (mm)	-	-	1	-	1	1	-	-	1	1	1	2	1	1	1	1	1	2	1	1	1	1	-	-
Temp. °C	10	11	11	10	10	10	9	8	7	7	6	7	6	6	7	7	7	6	7	7	7	7	7	8
Feels °C (?)	4	4	5	3	2	2	0	-3	-4	-3	-4	-3	-4	-4	-3	-3	-3	-3	-2	-2	-1	0	0	2

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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