Gwithian Surf Forecast

/ Cornwall (North) (60 surf breaks) /

UK (473 surf breaks) / Lat Long: (50.22° N 5.40° W)

Surf Forecasts:

Gwithian surfForecast / Cornwall (North) / UK

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

Forecast update in hr min s Forecast update imminent

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

Today's Gwithian sea temperature is 13.7° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Gwithian today?

The current surf forecast for Gwithian at 1AM is: 2.1m 6s primary swell from a Northwest direction and 0.1m 8s secondary swell from a Southwest direction, 0.1m 12s secondary swell from a Southwest direction (forecast issued at 11:00pm November 18). The wind direction is predicted to be cross-onshore.

Time (GMT) & Date	Wave Height	Wave Period
Morning (19 Nov)	10ft (3.0m)	8s
Afternoon (19 Nov)	10ft (3.0m)	8s
Evening (19 Nov)	10ft (3.0m)	8s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Wednesday 19								Thursday 20								Friday 21
	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	9 AM	12 PM	3 PM	6 PM
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	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	WNW	NW	NW	NNW	NNW	N	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	N	NNW	NNW	NNW	W	W	W	W
Period(s) (?)	6	6	7	7	8	9	8	8	8	8	8	7	7	7	7	7	7	7	6	6	15	14	14	14
Wave Graph (?)
kJ (?)	166	352	520	907	1374	1391	1431	1251	1045	887	743	687	740	653	590	517	306	247	183	117	165	206	257	315
Wind (km/h)	WNW	NW	NNW	NNW	N	N	NNW	NNW	NNW	NNW	NNW	NNW	NNW	N	N	NNW	N	NNW	NNW	NNW	NNW	NW	WSW	SW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	on	cross- on	cross
High Tide / height (m)				4:16AM 5.62				4:32PM 5.65				4:49AM 5.75				5:06PM 5.70				5:22AM 5.80				5:39PM 5.67
Low Tide / height (m)		10:16PM 0.89				10:33AM 0.86				10:48PM 0.80				11:06AM 0.76				11:20PM 0.77				11:39AM 0.74

		Wednesday 19								Thursday 20								Friday 21
Sunrise	-	-	-	-	7:39	-	-	-	-	-	-	-	7:41	-	-	-	-	-	-	-	7:43	-	-	-
Sunset	-	-	-	-	-	-	4:31	-	-	-	-	-	-	-	4:30	-	-	-	-	-	-	-	4:30	-

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

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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