The Core 48 hour detailed Surf Forecast

Lat Long: 24.76° N 121.81° E

Issued: 1 pm 21 Oct 2026 (local time)

Forecast update in hr min

Today's The Core sea temperature is

27.2°C

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

Surf Forecasts:

How big are the waves at The Core today (21 Oct):

Morning surf: Morning surf (21 Oct, local time) - 8ft (2.4m), 16s period with ESE swell.
Afternoon surf: Afternoon surf (21 Oct, local time) - 10ft (3.0m), 17s period with ESE swell.
Evening surf: Evening surf (21 Oct, local time) - 11ft (3.5m), 18s period with ESE swell.

The current surf forecast for The Core at 10PM is: 3.5m 18s primary swell from a East-southeast direction and 0.6m 17s secondary swell from a East direction, 3.0m 8s secondary swell from a North-northeast direction (forecast issued at 01:00pm October 21). The wind direction is predicted to be onshore and the swell rating is 11.

Time (CST) & Date	Wave Height	Wave Period
Morning (21 Oct)	8ft (2.4m)	16s
Afternoon (21 Oct)	10ft (3.0m)	17s
Evening (21 Oct)	11ft (3.5m)	18s

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

	Short Range Forecast Heavy rain (total 216mm), heaviest during Thu night. Warm (max 28°C on Wed afternoon, min 22°C on Thu afternoon). Winds increasing (light winds from the N on Wed night, near gales from the E by Fri night).
	Wed 21					Thursday 22								Friday 23
	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM
Rating (10 max)	3	!	!	!	!	!	!	!	!	!	!	!	!	!	!	!	!	!	!	!	!
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 16	ESE 16	ESE 17	ESE 18	ESE 18	ESE 18	ESE 18	ESE 18	ESE 18	ESE 18	ESE 17	ESE 17	ESE 17	ESE 17	ESE 16	ESE 17	ESE 18	ESE 18	SE 17	ESE 17	ESE 16
Wave Graph
kJ	3381	4152	5818	6942	8680	11512	13078	14346	16186	17210	15962	16756	21144	22358	27682	37496	68572	79919	47566	64962	60711
Wind (km/h)	NE	NNE	NNE	NNE	NNE	N	N	NNE	N	N	N	N	N	N	NNE	NE	NE	ENE	ENE	E	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	on	on	cross-on	on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	on	on	on	on	cross-on	cross-on
High Tide			3:54PM1.15m				3:07AM1.19m				4:13PM1.23m				4:01AM1.26m				4:34PM1.32m
Low Tide					9:28PM0.76m				9:42AM0.43m				10:06PM0.61m				10:17AM0.42m				10:41PM0.44m


	—	—	—	—	—	—	5:52	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—
	—	—	5:21	—	—	—	—	—	—	—	5:20	—	—	—	—	—	—	—	5:19	—	—
mm	—	1	1	3	3	2	1	2	3	6	11	7	5	10	18	11	13	14	15	11	16
Temp °C	29	28	25	24	24	24	23	23	23	22	22	22	22	23	24	26	26	25	26	26	26
Feels °C	31	29	26	25	25	25	24	23	24	23	22	22	23	24	25	26	25	22	24	22	22
Swell 1 Height (m) Direction Period (s)	ESE 16	ESE 16	ESE 17	ESE 18	ESE 18	ESE 18	ESE 18	ESE 18	ESE 18	ESE 18	ESE 17	ESE 17	ESE 17	ESE 17	ESE 16	ESE 17	ESE 18	ESE 18	SE 17	SE 17	SE 16
kJ	3381	4152	5818	6942	8680	11512	13078	14346	16186	17210	15962	16756	21144	22358	27682	37496	61112	73746	47566	45734	53636
Swell 2 Height (m) Direction Period (s)	SE 23	SE 20	ENE 18	ENE 18	E 16	—	—	—	—	—	E 11	ENE 12	E 13	—	—	—	—	—	—	—	—
kJ	253	1157	61	103	255	—	—	—	—	—	566	2150	1729	—	—	—	—	—	—	—	—
Swell 3 Height (m) Direction Period (s)	E 15	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	74	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	NE 4	NE 5	NE 6	NE 7	NNE 8	NNE 9	NNE 9	NNE 9	NNE 10	NE 10	NE 10	NNE 10	NNE 10	NNE 10	NNE 10	NNE 11	ESE 18	ESE 18	ENE 12	ESE 17	ESE 16
kJ	11	47	195	606	1259	1667	1564	1985	2566	3200	3109	2245	3507	3650	3582	3580	68572	79919	9261	64962	60711
Nearest Offshore or Glassy	Dongchong Guangdong	Cobra Reef - Cemento West Luzon	Cobra Reef - Cemento West Luzon	Dongchong Guangdong	Repulse Bay Hong Kong	Jieshi Bay Guangdong	Jieshi Bay Guangdong	Jieshi Bay Guangdong	Jieshi Bay Guangdong	Jieshi Bay Guangdong	Jieshi Bay Guangdong	Dongchong Guangdong	Mazu-Eikon Zhangzhou	Mazu-Eikon Zhangzhou	Wujiao Bay (Dongshan Dao) Zhangzhou	Mazu-Eikon Zhangzhou	Shelter Island Hong Kong	Clubhouse Point Hong Kong	Clubhouse Point Hong Kong	Jieshi Bay Guangdong	Mazu-Eikon Zhangzhou
Rating (10 max)	1	9	9	1	2	4	4	4	4	4	4	4	4	4	4	3	3	3	2	2	1
Distance (km)	779	1000	1000	779	826	660	660	660	660	660	660	779	548	548	463	548	812	815	815	660	548
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Rating (10 max)	6	6	6	9	9	9	8	7	6	5	6	7	5	6	6	6	5	8	8	5	5

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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The Core 48 hour detailed Surf Forecast

How big are the waves at The Core today (21 Oct):

Short Range Forecast

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