Tat Mun Island Surf Forecast

/ Hong Kong (9 surf breaks) /

China (24 surf breaks) / Lat Long: (22.47° N 114.36° E)

Surf Forecasts:

Tat Mun Island surfForecast / Hong Kong / China

48hr Weather and Surf, issued 7 pm Tuesday 16 Sep 2025 CST

Forecast update in hr min s Forecast update imminent

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

Today's Tat Mun Island sea temperature is 29.6° C
(Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Tat Mun Island today?

The current surf forecast for Tat Mun Island at 12AM is: 1.0m 8s primary swell from a Southeast direction (forecast issued at 07:00pm September 16). The wind direction is predicted to be cross-onshore.

Time (CST) & Date	Wave Height	Wave Period
Morning (17 Sep)	-	-
Afternoon (17 Sep)	3.5ft (1.1m)	8s
Evening (17 Sep)	3.5ft (1.1m)	8s

Table - waves today at Tat Mun Island. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 16			Wednesday 17								Thursday 18								Friday 19
	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	2 AM	5 AM	8 AM	11 AM	2 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	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SE	SE	SE	SE	SE	SE	SE	ESE	ESE	ESE	SE	ESE	SE	ESE	SE	SE	SE	ESE	ESE	ESE	ESE	SE	SE
Period(s) (?)	8	8	8	7	7	7	7	7	7	7	5	6	6	6	7	7	7	7	7	8	8	8	8	8
Wave Graph (?)
kJ (?)	128	128	110	107	89	86	62	77	90	83	42	51	69	59	124	63	65	67	61	122	173	143	135	138
Wind (km/h)	ESE	ESE	E	E	ENE	NE	E	E	E	E	E	E	E	ENE	E	ESE	E	ESE	E	E	ENE	N	NE	SE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	cross- on	cross	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- off	glass	on
High Tide / height (m)					3:01AM 1.57						8:22PM 0.93			6:01AM 1.57					8:40PM 0.96			7:03AM 1.59
Low Tide / height (m)								12:26PM 0.26			10:02PM 0.90					1:10PM 0.25				11:25PM 0.82				1:40PM 0.26

	Tuesday 16			Wednesday 17								Thursday 18								Friday 19
Sunrise	-	-	-	-	-	6:09	-	-	-	-	-	-	-	6:09	-	-	-	-	-	-	-	6:09	-	-
Sunset	6:24	-	-	-	-	-	-	-	6:23	-	-	-	-	-	-	-	6:22	-	-	-	-	-	-	-

Rain (mm)	-	-	-	-	1	1	-	-	-	1	-	-	-	1	-	-	1	4	-	3	1	-	-	-
Temp. °C	30	28	28	28	27	28	30	31	30	28	28	28	28	28	30	30	29	28	28	27	27	28	31	31
Feels °C (?)	33	31	32	32	32	33	33	34	33	31	32	32	32	31	33	33	32	32	33	31	31	32	35	34

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 Hong Kong

Wind Update The wind is still cross-on at Tat Mun Island (moderate winds from the E at Chuen Lung wx 25 km from Tat Mun Island). A 1.3m swell from the ESE
47 minutes ago Tat Mun Island

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25 km away, 47 min ago

26 km/h

0.0

29.6

Air / Water (°C)

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