Catlins River Mouth 48 hour detailed Surf Forecast

Lat Long: 46.48° S 169.72° E

Issued: 5 am 16 Jul 2026 (local time)

Forecast update in hr min

Today's Catlins River Mouth sea temperature is

10.8° C

Catlins River Mouth 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 Catlins River Mouth today (16 Jul):

Morning surf: Morning surf (16 Jul, local time) - 4.5ft (1.3m), 15s period with SSW swell.
Afternoon surf: Afternoon surf (16 Jul, local time) - 5.5ft (1.7m), 15s period with SSW swell.
Evening surf: Evening surf (16 Jul, local time) - 10ft (3.0m), 15s period with SSW swell.

The current surf forecast for Catlins River Mouth at 10AM is: 1.4m 15s primary swell from a South-southwest direction and 0.4m 15s secondary swell from a East-southeast direction, 1.5m 8s secondary swell from a Southwest direction (forecast issued at 05:00am July 16). The wind direction is predicted to be cross-offshore.

Time (NZST) & Date	Wave Height	Wave Period
Morning (16 Jul)	4.5ft (1.3m)	15s
Afternoon (16 Jul)	5.5ft (1.7m)	15s
Evening (16 Jul)	10ft (3.0m)	15s

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

	Short Range Forecast Light rain (total 4mm), mostly falling on Sat afternoon. Very mild (max 12°C on Fri afternoon, min 6°C on Sat night). Winds decreasing (fresh winds from the W on Thu morning, light winds from the WNW by Sat night).
	Thursday 16							Friday 17								Saturday 18								Sun 19
	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)	2	1	1	2	2	!	2	!	2	2	!	!	!	!	5	!	!	!	!	!	!	4	5	4
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SW 14	SSW 15	SW 15	SSW 16	SSW 15	SW 15	SW 15	SW 14	SW 14	SSW 17	SSW 19	SSW 18	SSW 18	SSW 18	SW 17	SSW 17	SSW 16	SSW 16	SSW 16
Wave Graph
kJ	683	683	784	924	1258	5493	3530	10235	3392	3305	9872	8635	7771	7495	3950	7789	8123	7269	6711	16764	6059	4396	3931	3330
Wind (km/h)	W	W	W	W	W	W	W	W	W	W	W	W	W	WNW	WNW	WNW	NW	WNW	WNW	W	SW	SW	W	WNW
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	off	off	off	off	off	cross-off	cross	cross	cross-off	cross-off
High Tide		4:01AM2.53m				4:35PM2.54m				4:51AM2.53m				5:23PM2.50m				5:41AM2.48m					6:11PM2.44m
Low Tide				10:20AM0.50m				10:43PM0.63m				11:10AM0.53m				11:33PM0.68m				12:00PM0.61m


	—	8:18	—	—	—	—	—	—	—	8:18	—	—	—	—	—	—	—	8:17	—	—	—	—	—	8:15
	—	—	—	—	5:15	—	—	—	—	—	—	—	5:15	—	—	—	—	—	—	—	5:16	—	—	5:17
mm	2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	4	—	—	—
Temp °C	9	8	9	10	10	10	10	10	10	10	10	11	12	11	11	11	11	12	12	11	8	7	8	8
Feels °C	3	1	2	2	2	3	3	4	3	3	3	4	6	6	6	6	5	6	6	4	4	4	5	6
Swell 1 Height (m) Direction Period (s)	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 16	SSW 16	SSW 15	SSW 15	SSW 15	SSW 15	SSW 15	SSW 17	SSW 19	SSW 18	SSW 18	SSW 18	SSW 17	SSW 17	SSW 16	SSW 16	SSW 16
kJ	683	683	784	924	1258	3284	3530	3789	3392	3305	3121	2919	2432	2329	3950	7789	8123	7269	6711	6423	6059	4396	3931	3330
Swell 2 Height (m) Direction Period (s)	ESE 11	ESE 14	ESE 14	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 16	ESE 15	ESE 15	ESE 15	ESE 14	ESE 14	ESE 14	ESE 14	ESE 14
kJ	43	37	66	144	146	147	206	232	291	288	397	505	545	627	620	649	624	608	576	553	494	402	384	379
Swell 3 Height (m) Direction Period (s)	ENE 7	E 11	ESE 18	NE 8	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	4	21	31	2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	WSW 7	SW 8	SW 8	SW 8	SW 9	SW 14	W 3	SW 15	W 3	W 3	SW 15	SW 15	SW 14	SW 14	—	—	—	—	—	SW 17	—	—	—	—
kJ	86	196	291	375	468	5493	6	10235	5	8	9872	8635	7771	7495	—	—	—	—	—	16764	—	—	—	—
Nearest Offshore or Glassy	Kaka Point Catlins	Warrington Otago	Possums Reef Otago	Possums Reef Otago	Possums Reef Otago	Otago Peninsula - Long Beach Otago	Dunedin - Bobs Beach Otago	Dunedin - Taieri Mouth Otago	Dunedin - Bobs Beach Otago	Dunedin - Bobs Beach Otago	Dunedin - Bobs Beach Otago	Dunedin - Bobs Beach Otago	Dunedin - Bobs Beach Otago	Papatowai Catlins	Catlins River Mouth Catlins	Dunedin - Taieri Mouth Otago	Dunedin - Taieri Mouth Otago	Dunedin - Taieri Mouth Otago	Dunedin - Taieri Mouth Otago	Dunedin - Taieri Mouth Otago	Papatowai Catlins	Nugget Point Catlins	Catlins River Mouth Catlins	Catlins River Mouth Catlins
Rating (10 max)	3	1	1	1	1	1	4	4	4	4	4	9	4	8	5	6	7	6	6	5	9	4	5	4
Distance (km)	10	109	110	110	110	108	57	61	57	57	57	57	57	21	0	61	61	61	61	61	21	8	0	0
Best forecast wave conditions in Catlins	Kaka Point													Papatowai	Papatowai						Papatowai	Papatowai	Papatowai	Papatowai
Rating (10 max)	3													8	9						9	9	9	7
Best forecast wave conditions in New Zealand	Shingles West Coast South Island	Wainui Reef Wanganui-Manawatu	Shipwrecks Bay-Peaks Northland	Kakanui River Mouth Otago	Shipwrecks Bay-Peaks Northland	Shipwrecks Bay-Peaks Northland	Dunedin - Cob Cottage Otago	Little Wanganui West Coast South Island	Otago Peninsula - Papanui Beach Otago	Makorori Centre Gisborne and Mahia	Makorori Centre Gisborne and Mahia	Dunedin - Bobs Beach Otago	Otago Peninsula - Papanui Beach Otago	Papatowai Catlins	Papatowai Catlins	Otago Peninsula - Papanui Beach Otago	Dunedin - Kuri Bush Otago	Dunedin - St Kilda Beach Otago	Dunedin - Kuri Bush Otago	White Rock - The Spit Wairarapa	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins	Papatowai Catlins
Rating (10 max)	5	3	4	3	4	4	7	4	5	4	4	9	5	8	9	8	7	6	6	8	9	9	9	7
Header Global	Shingles New Zealand	Shipstern Bluff Australia	Hell South Africa	Gerickes Point South Africa	Boneyards South Africa	Boneyards South Africa	Dunedin - Cob Cottage New Zealand	Easter Reef Australia	Otago Peninsula - Allans Beach New Zealand	Lebu Chile	Easter Reef Australia	Dunedin - Bobs Beach New Zealand	Easter Reef Australia	Papatowai New Zealand	Papatowai New Zealand	Otago Peninsula - Allans Beach New Zealand	Dunedin - Kuri Bush New Zealand	Dunedin - Cob Cottage New Zealand	Dunedin - Kuri Bush New Zealand	Seconds (White Rock) New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand
Rating (10 max)	5	5	5	5	5	5	7	5	5	6	6	9	6	8	9	8	7	6	6	8	9	9	9	7

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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Catlins River Mouth 48 hour detailed Surf Forecast

How big are the waves at Catlins River Mouth today (16 Jul):

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