Porpoise Bay 48 hour detailed Surf Forecast

Lat Long: 46.66° S 169.05° E

Issued: 5 am 10 Jul 2026 (local time)

Forecast update in hr min

Today's Porpoise Bay sea temperature is

10.9° C

Porpoise Bay 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 Porpoise Bay today (10 Jul):

Morning surf: Morning surf (10 Jul, local time) - 7ft (2.1m), 16s period with SSW swell.
Afternoon surf: Afternoon surf (10 Jul, local time) - 5.5ft (1.7m), 19s period with SSW swell.
Evening surf: Evening surf (10 Jul, local time) - 8ft (2.5m), 17s period with SSW swell.

The current surf forecast for Porpoise Bay at 1PM is: 2.0m 15s primary swell from a South-southwest direction and 1.4m 19s secondary swell from a South-southwest direction (forecast issued at 05:00am July 10). The wind direction is predicted to be cross-offshore and the swell rating is 5.

Time (NZST) & Date	Wave Height	Wave Period
Morning (10 Jul)	7ft (2.1m)	16s
Afternoon (10 Jul)	5.5ft (1.7m)	19s
Evening (10 Jul)	8ft (2.5m)	17s

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

	Short Range Forecast Mostly dry. Mild temperatures (max 9°C on Sat afternoon, min 5°C on Fri morning). Wind will be generally light.
	Friday 10							Saturday 11								Sunday 12								Mon 13
	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	12 AM
Rating (10 max)	4	4	4	5	5	5	5	4	4	4	4	4	4	4	4	4	4	4	4	3	3	3	3	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 16	SSW 16	SSW 16	SSW 15	SSW 19	SSW 18	SSW 17	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 14	SSW 14	SSW 14	SSW 13	SSW 13
Wave Graph
kJ	2751	2417	2172	1846	1989	4233	4277	4055	3908	3614	3378	2999	2751	2359	2069	1693	1428	1297	1158	961	934	845	680	590
Wind (km/h)	NW	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NW	NW	NW	NW	NNW	NW	NNW	NNW	NNW	NNE	ENE	NE	NE	NE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	off	glassy	glassy	cross-off	cross-off	cross-off
High Tide				9:59AM2.03m				10:27PM2.00m				11:04AM2.14m				11:30PM2.09m					12:06PM2.26m
Low Tide		3:46AM0.41m				4:20PM0.40m				4:45AM0.31m				5:21PM0.34m				5:44AM0.20m					6:19PM0.26m


	—	8:26	—	—	—	—	—	—	—	8:25	—	—	—	—	—	—	—	8:25	—	—	—	—	—	8:23
	—	—	—	—	5:12	—	—	—	—	—	—	—	5:13	—	—	—	—	—	—	—	5:13	—	—	5:14
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	5	5	5	6	7	7	7	7	6	6	6	7	9	8	7	6	6	6	5	8	9	7	6	5
Feels °C	2	1	2	3	4	3	2	2	1	1	0	2	5	4	3	2	2	2	1	6	7	4	2	1
Swell 1 Height (m) Direction Period (s)	SSW 16	SSW 16	SSW 16	SSW 15	SSW 14	SSW 18	SSW 17	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 16	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 14	SSW 14	SSW 14	SSW 13	SSW 13
kJ	2751	2417	2172	1846	1604	4233	4277	4055	3908	3614	3378	2999	2751	2359	2069	1693	1428	1297	1158	961	934	845	680	590
Swell 2 Height (m) Direction Period (s)	E 10	E 10	E 10	SSW 20	SSW 19	E 10	E 10	E 10	E 10	E 10	E 10	E 10	E 10	E 10	E 10	E 10	E 9	E 10	E 10	E 9	E 9	E 9	E 9	E 9
kJ	174	177	177	989	1989	164	161	161	125	125	94	90	67	67	67	65	43	44	47	45	42	27	42	25
Swell 3 Height (m) Direction Period (s)	—	—	SSW 21	E 10	E 10	E 10	—	—	—	—	—	—	—	—	—	—	SSW 18	—	—	—	—	—	—	—
kJ	—	—	356	174	167	202	—	—	—	—	—	—	—	—	—	—	178	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	NW 4	NW 4	NW 4	NW 4	—	—	—	NW 3	NW 3	NW 4	NW 3	—	—	NE 3	NE 3
kJ	—	—	—	—	—	—	—	—	—	10	10	10	6	—	—	—	2	2	6	4	—	—	5	2
Nearest Offshore or Glassy	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins	Porpoise Bay Catlins
Rating (10 max)	4	4	4	5	5	5	5	5	5	5	5	5	4	4	4	4	4	4	4	3	3	3	3	3
Distance (km)	0	0	0	0	0	0	0	34	34	34	34	34	0	0	0	0	0	0	0	0	0	0	0	0
Best forecast wave conditions in Catlins	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Papatowai	Purakaunui Bay	Cannibal Bay	Cannibal Bay	Purakaunui Bay	Purakaunui Bay
Rating (10 max)	5	5	5	5	5	5	6	5	5	5	5	5	5	5	4	4	4	4	4	4	3	3	3	3
Best forecast wave conditions in New Zealand	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Raglan-Whale Bay Raglan and West Waikato	Raglan-Whale Bay Raglan and West Waikato	Raglan-Whale Bay Raglan and West Waikato	Raglan-Whale Bay Raglan and West Waikato	Raglan-Indicators Raglan and West Waikato	Raglan-Indicators Raglan and West Waikato	Raglan-Indicators Raglan and West Waikato	Stent Road Taranaki	Stent Road Taranaki	Raglan-Manu Bay Raglan and West Waikato
Rating (10 max)	5	5	5	5	5	5	6	5	5	5	5	5	5	5	4	4	4	4	4	4	4	4	4	3
Header Global	Baler - Lindy's Point Philippines	Weld Road New Zealand	Boneyards South Africa	Kaifu Rivermouth Japan	Barbel Point South Africa	Barbel Point South Africa	Papatowai New Zealand	Bruces Beauties South Africa	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Injidup Carpark Australia	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Kaifu Rivermouth Japan	Etang-Sale Reunion	Etang-Sale Reunion	Etang-Sale Reunion	Saint Leu Reunion	Chameau Mauritius
Rating (10 max)	6	6	6	6	5	5	6	5	6	7	5	5	5	5	4	5	6	6	5	5	5	5	5	4

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Latest Updates

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Porpoise Bay 48 hour detailed Surf Forecast

How big are the waves at Porpoise Bay today (10 Jul):

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