Sponge bay 48 hour detailed Surf Forecast

Lat Long: 38.70° S 178.06° E

Issued: 11 pm 14 Jul 2026 (local time)

Forecast update in hr min

Today's Sponge bay sea temperature is

13.6° C

Sponge 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 Sponge bay today (15 Jul):

Morning surf: Morning surf (15 Jul, local time) - 1.5ft (0.4m), 11s period with ESE swell.
Afternoon surf: Afternoon surf (15 Jul, local time) - 1ft (0.3m), 10s period with ESE swell.
Evening surf: Evening surf (15 Jul, local time) - 1.5ft (0.4m), 11s period with ESE swell.

The current surf forecast for Sponge bay at 5AM is: 0.4m 11s primary swell from a East-southeast direction (forecast issued at 11:00pm July 14). An open ocean swell of 0.1m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & Date	Wave Height	Wave Period
Morning (15 Jul)	1.5ft (0.4m)	11s
Afternoon (15 Jul)	1ft (0.3m)	10s
Evening (15 Jul)	1.5ft (0.4m)	11s

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

	Short Range Forecast Mostly dry. Very mild (max 17°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light.
		Wednesday 15								Thursday 16								Friday 17
	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	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM
Rating (10 max)	0	0	0	0	0	0	0	0	1	0	1	0	0	0	1	1	2	2	2	3	3	2	2	3
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 12	ESE 10	ESE 12	ESE 11	ESE 11	ESE 11	ESE 10	ESE 10	ESE 11	E 13	ESE 10	ESE 14	ESE 15	ESE 16	ESE 18	ESE 17	ESE 17	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 15	ESE 15
Wave Graph
kJ	15	34	46	41	40	39	20	37	38	86	35	70	172	201	273	576	657	779	938	1042	1016	1121	1139	1052
Wind (km/h)	NW	NW	WNW	WNW	NW	NNW	ENE	N	NW	NW	WNW	WNW	NW	NW	NW	WNW	WNW	WSW	W	WNW	NW	SSE	SSE	SSE
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	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-on	cross	cross-off	cross-off	on	on	on
High Tide				5:56AM1.87m					6:35PM1.99m				7:00AM1.91m				7:34PM2.06m				7:58AM1.95m
Low Tide		11:47PM0.59m					12:10PM0.44m				00:58AM0.57m				1:10PM0.44m				1:58AM0.54m				2:07PM0.45m


	—	—	—	7:22	—	—	—	—	—	—	—	7:22	—	—	—	—	—	—	—	7:20	—	—	—	—
	—	—	—	—	—	—	5:04	—	—	—	—	—	—	—	5:05	—	—	—	—	—	—	—	5:06	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	13	13	12	12	13	15	17	14	14	13	12	12	12	16	17	15	14	12	11	10	11	12	12	11
Feels °C	10	10	9	8	9	13	15	12	11	9	9	8	8	13	13	11	11	10	8	8	8	10	9	9
Swell 1 Height (m) Direction Period (s)	ESE 8	ESE 10	ESE 12	ESE 11	ESE 11	ESE 11	ESE 10	ESE 10	ESE 11	E 13	ESE 10	ESE 14	ESE 15	ESE 16	ESE 18	ESE 17	ESE 17	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 15	ESE 15
kJ	12	34	46	41	40	39	20	37	38	86	35	70	172	201	273	576	657	779	938	1042	1016	1121	1139	1052
Swell 2 Height (m) Direction Period (s)	ESE 12	E 12	NE 4	NE 4	NE 4	S 21	ESE 12	S 20	ESE 14	S 19	ESE 13	ESE 10	S 15	S 17	E 13	S 17	S 16	S 16	S 16	S 6	S 6	S 6	SSE 15	SSE 15
kJ	15	12	1	1	1	9	15	8	18	7	34	35	4	6	87	6	5	20	5	12	11	10	300	860
Swell 3 Height (m) Direction Period (s)	ESE 10	NNE 4	S 9	S 9	S 9	S 9	ESE 7	S 16	S 19	S 16	S 16	S 18	S 18	E 20	S 18	—	—	—	SW 10	S 16	S 15	S 16	S 6	S 5
kJ	9	2	2	2	2	2	5	5	7	5	5	24	6	7	6	—	—	—	4	19	19	20	9	8
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	NE 4	NE 5	—	—	—	—	—	SW 8	—	—	WSW 16	W 3	SSW 6	SSW 6	SSW 6	S 6	S 6	—
kJ	—	—	—	—	—	—	1	1	—	—	—	—	—	2	—	—	102	1	12	58	37	24	30	—
Nearest Offshore or Glassy	Last Chance Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Tuahine Point Gisborne and Mahia	Blacks Reef Gisborne and Mahia	Tuahine Point Gisborne and Mahia	Sponge bay Gisborne and Mahia	Tuahine Point Gisborne and Mahia	Sponge bay Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Wainui Beach - Stockroute Gisborne and Mahia	Sponge bay Gisborne and Mahia	Wainui Beach - Pines Gisborne and Mahia	Tuahine Point Gisborne and Mahia	Sponge bay Gisborne and Mahia	Sponge bay Gisborne and Mahia	Last Chance Gisborne and Mahia	Tolaga Bay East Cape	Waikanae Beach - Roberts Road Gisborne and Mahia
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	2	2	3	2	3	3	3	3	4	4	3
Distance (km)	36	3	3	3	3	1	46	1	0	1	0	3	3	3	3	3	0	3	1	0	0	36	42	5
Best forecast wave conditions in Gisborne and Mahia	Last Chance	Diners Beach	Diners Beach	Diners Beach	Diners Beach	Diners Beach	Point Annihilation	Makorori Centre	Diners Beach	Diners Beach	Diners Beach	Diners Beach	Makorori Centre	Makorori Centre	Diners Beach	Wainui Beach - Stockroute	Makorori Centre	Makorori Centre	Diners Beach	Diners Beach	Diners Beach	Mahia Spit	Mahia Spit	Last Chance
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	2	3	3	3	3	4	4	4	4	4	5
Best forecast wave conditions in New Zealand	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Fox River West Coast South Island	Papatowai Catlins	Mangamaunu Kaikoura and Marlborough	Papatowai Catlins	Papatowai Catlins	Otago Peninsula - Papanui Beach Otago	Mangamaunu Kaikoura and Marlborough	Shingles West Coast South Island	Mangamaunu Kaikoura and Marlborough	Mangamaunu Kaikoura and Marlborough	Makorori Centre Gisborne and Mahia	Diners Beach Gisborne and Mahia	Wainui Beach - Stockroute Gisborne and Mahia	Blaketown Wedge West Coast South Island	Blaketown Wedge West Coast South Island	Blaketown Wedge West Coast South Island	Fox River West Coast South Island	Fox River West Coast South Island	Otago Peninsula - Papanui Beach Otago	Otago Peninsula - Sandfly Bay Otago	Papatowai Catlins
Rating (10 max)	5	5	6	7	5	1	4	4	3	1	5	2	1	2	3	3	4	4	4	5	5	5	5	7
Header Global	Point Roadnight Australia	Bancoora Australia	Fox River New Zealand	Fox River New Zealand	Cathedral Rock Australia	Cathedral Rock Australia	Asu Indonesia	Anawhata Road (Oaonui) New Zealand	Balnarring Point Australia	Asu Indonesia	Haakgat South Africa	Cape St Martin South Africa	Hell South Africa	Fish Boma South Africa	Boneyards South Africa	Boneyards South Africa	Luna Park Australia	Easter Reef Australia	Dunedin - Bobs Beach New Zealand	Dunedin - Cob Cottage New Zealand	Dunedin - Cob Cottage New Zealand	Easter Reef Australia	Boneyards South Africa	Papatowai New Zealand
Rating (10 max)	6	9	6	7	8	7	4	5	4	4	5	5	5	5	5	5	6	5	5	9	8	6	6	7

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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Sponge bay 48 hour detailed Surf Forecast

How big are the waves at Sponge bay today (15 Jul):

Short Range Forecast

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