Waiapu River 48 hour detailed Surf Forecast

Lat Long: 37.77° S 178.48° E

Issued: 11 am 20 Jul 2026 (local time)

Forecast update in hr min

Today's Waiapu River sea temperature is

15.5° C

Waiapu River 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 Waiapu River today (20 Jul):

Morning surf: Morning surf (20 Jul, local time) - 3ft (0.9m), 12s period with ESE swell.
Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.7m), 19s period with SSE swell.
Evening surf: Evening surf (20 Jul, local time) - 3.5ft (1.0m), 20s period with SSE swell.

The current surf forecast for Waiapu River at 4PM is: 0.7m 19s primary swell from a South-southeast direction and 0.9m 12s secondary swell from a East-southeast direction, 0.9m 7s secondary swell from a South-southeast direction (forecast issued at 11:00am July 20). The wind direction is predicted to be cross-onshore.

Time (NZST) & Date	Wave Height	Wave Period
Morning (20 Jul)	3ft (0.9m)	12s
Afternoon (20 Jul)	2.5ft (0.7m)	19s
Evening (20 Jul)	3.5ft (1.0m)	20s

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

	Short Range Forecast Mostly dry. Very mild (max 13°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light.
	Mon 20					Tuesday 21								Wednesday 22
	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
Rating (10 max)	0	0	0	0	1	2	1	2	2	1	0	2	1	2	2	2	2	1	1	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 12	ESE 12	SSE 19	SSE 20	SSE 20	SSE 19	SSE 19	SSE 18	SSE 17	SSE 16	SSE 16	SSE 15	SSE 14	SSE 14	SSE 13	SSE 13	SSE 12	SSE 12	SSE 12	SSE 12	SSE 11
Wave Graph
kJ	203	199	325	441	723	774	687	616	453	339	288	428	378	286	273	253	172	150	79	54	47
Wind (km/h)	S	S	S	S	SSW	SSW	SSW	SSW	SSW	S	S	S	SW	WSW	W	WNW	WNW	N	N	NW	W
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross	cross-on	cross-on	cross-on	cross-on	cross	cross-off	cross-off	cross-off	glassy	cross-off	cross-off	glassy	glassy
High Tide		10:51AM1.58m				11:12PM1.64m				11:43AM1.53m					00:01AM1.56m				12:34PM1.48m
Low Tide				5:01PM0.15m				5:33AM0.13m				5:51PM0.23m					6:20AM0.19m				6:41PM0.31m


	7:15	—	—	—	—	—	—	7:15	—	—	—	—	—	—	—	7:13	—	—	—	—	—
	—	—	5:08	—	—	—	—	—	—	—	5:08	—	—	—	—	—	—	—	5:09	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	12	12	12	11	11	10	10	9	10	11	11	11	11	11	11	10	9	12	13	12	10
Feels °C	6	6	7	6	7	6	6	5	6	6	7	8	9	9	8	8	7	9	10	10	9
Swell 1 Height (m) Direction Period (s)	ESE 12	ESE 12	ESE 12	SSE 20	SSE 20	SSE 19	SSE 19	SSE 18	SSE 17	SSE 16	SSE 16	SSE 15	SSE 14	SSE 14	SSE 13	SSE 13	SSE 12	SSE 12	SSE 12	S 8	SSE 8
kJ	203	199	196	441	723	774	687	616	453	339	288	428	378	286	273	253	172	150	79	33	21
Swell 2 Height (m) Direction Period (s)	SSE 16	SSE 15	SSE 19	ESE 11	ESE 11	ESE 11	SSE 9	SSE 8	SSE 8	SSE 8	SSE 9	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 10	S 8	SSE 12	ESE 10
kJ	137	135	325	148	143	130	108	103	67	73	79	97	95	68	65	65	64	43	33	54	42
Swell 3 Height (m) Direction Period (s)	SSE 19	SSE 19	N 10	N 10	—	—	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	N 10	N 10	N 10	N 10	N 10	ESE 4	ESE 4	ESE 10	ESE 10	SSE 11
kJ	74	74	2	2	—	—	128	126	126	93	95	2	2	2	2	2	3	4	43	42	47
Wind waves Height (m) Direction Period (s)	SSE 5	SSE 5	SSE 6	SSE 8	SSE 8	SSE 8	—	—	—	—	—	—	—	—	—	—	—	—	E 4	NNW 3	—
kJ	47	51	66	99	107	122	—	—	—	—	—	—	—	—	—	—	—	—	3	1	—
Nearest Offshore or Glassy	Tokomaru Bay East Cape	Tokomaru Bay East Cape	Tokomaru Bay East Cape	Tokomaru Bay East Cape	Tokomaru Bay East Cape	Te Araroa East Cape	Tokata East Cape	Te Araroa East Cape	Te Araroa East Cape	Horseshoe Bay East Cape	Tokata East Cape	Te Araroa East Cape	Te Araroa East Cape	Waiapu River East Cape	Waiapu River East Cape	Waiapu River East Cape	Waiapu River East Cape	Waiapu River East Cape	Waiapu River East Cape	Waiapu River East Cape	Waiapu River East Cape
Rating (10 max)	2	2	2	1	1	1	1	1	1	1	1	1	2	2	2	2	2	1	1	1	1
Distance (km)	42	42	42	42	42	18	24	18	18	26	24	18	18	0	0	0	0	0	0	0	0
Best forecast wave conditions in East Cape	Tolaga Bay	Tokomaru Bay	Tokomaru Bay	Tolaga Bay	Tolaga Bay	Tolaga Bay	Loisell's	Tolaga Bay	Loisell's	Tolaga Bay	Tolaga Bay	Loisell's	Loisell's	Loisell's	Loisell's	Loisell's	Loisell's	Loisell's	Loisell's	Loisell's	Three Points
Rating (10 max)	4	2	2	5	5	5	5	5	4	4	4	4	4	3	3	3	3	3	2	2	2
Best forecast wave conditions in New Zealand	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Ning Nong Point and Reef Wairarapa	Ning Nong Point and Reef Wairarapa	Ning Nong Point and Reef Wairarapa	Ning Nong Point and Reef Wairarapa	White Rock - The Spit Wairarapa	Diners Beach Gisborne and Mahia	Diners Beach Gisborne and Mahia	Purakaunui Bay Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Blaketown Wedge West Coast South Island
Rating (10 max)	6	5	5	7	6	5	5	5	5	4	5	4	4	4	4	4	4	4	4	4	3
Header Global	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Otago Peninsula - Allans Beach New Zealand	Ning Nong Point and Reef New Zealand	Ning Nong Point and Reef New Zealand	Last Chance New Zealand	Last Chance New Zealand	Seconds (White Rock) New Zealand	Diners Beach New Zealand	Purakaunui Bay New Zealand	Purakaunui Bay New Zealand	Aganoa Beach Samoa	Aganoa Beach Samoa	Jongensfontein South Africa	Bruces Beauties South Africa	Sea Vista South Africa	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia
Rating (10 max)	6	5	5	7	6	5	5	5	5	5	5	4	4	5	5	5	5	6	5	6	6

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

Ben Mondy

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Waiapu River 48 hour detailed Surf Forecast

How big are the waves at Waiapu River today (20 Jul):

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