Otago Peninsula - Boulder Beach Surf Forecast

/ Otago (35 surf breaks) /

New Zealand (466 surf breaks) / Lat Long: (45.90° S 170.60° E)

Surf Forecasts:

Otago Peninsula - Boulder Beach surfForecast / Otago / New Zealand

12 Day Weather and Surf, issued 12 pm Monday 13 Oct 2025 NZDT

Forecast update in hr min s Forecast update imminent

Otago Peninsula - Boulder Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Otago Peninsula - Boulder Beach sea temperature is 11.5° C
(Which is 2.4°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Otago Peninsula - Boulder Beach this week:

The surf forecast for Otago Peninsula - Boulder Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 14) at 1AM. The primary swell is predicted to be 0.9m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Otago Peninsula - Boulder Beach in the next 12 days are 3.5m 13s and forecast to arrive on Thursday (Oct 16) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 7s period and expected on Saturday (Oct 18) at 1PM.

Wave Type	Time (NZDT) & Date	Wave Height & Period
Next good surf (1 star+)	1AM (Tue 14th Oct)	3ft (0.9m) 11s
Best Surf	1AM (Fri 17th Oct)	4.5ft (1.4m) 14s
Most Powerful	7PM (Thu 16th Oct)	11ft (3.5m) 13s

Table - best surf conditions forecast for Otago Peninsula - Boulder Beach over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Moderate rain (total 18mm), heaviest on Mon night. Very mild (max 14°C on Wed afternoon, min 7°C on Mon night). Wind will be generally light.									Days 3-6 Weather Summary Moderate rain (total 17mm), heaviest on Sat night. Very mild (max 19°C on Fri afternoon, min 8°C on Sat night). Winds decreasing (fresh winds from the SW on Thu afternoon, light winds from the SW by Sat afternoon).
	Monday 13			Tuesday 14			Wednesday 15			Thursday 16			Friday 17			Saturday 18			Sunday 19
	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night
Rating (10 max)	0	0	2	1	0	1	0	0	2	0	0	4	3	2	1	1	1	0	0	1	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSW	SSW	SSW	SSW	S	S	S	S	SSW	SSW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S
Period(s) (?)	15	14	11	10	9	8	8	24	22	12	13	14	16	16	16	15	17	16	16	8	7
Wave Graph (?)
kJ (?)	167	120	191	421	158	68	33	44	157	283	2789	721	469	337	324	292	689	568	348	688	134
Wind (km/h)	SW	SE	NW	WSW	S	NNE	N	NE	NW	WSW	SW	NNE	NNE	NNW	N	N	SW	WSW	SW	S	N
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- off	cross	on	off	off	cross- off	cross- off	cross	cross- on	off	off	off	off	off	cross- on	cross- on	cross- on	on	off
High Tide / height (m)			10:29PM 1.63	11:03AM 1.74		11:31PM 1.63	12:02PM 1.74		12:28AM 1.65	12:57PM 1.74		1:21AM 1.68		1:47PM 1.74	2:10AM 1.70		2:34PM 1.73	2:56AM 1.71		3:18PM 1.71	3:39AM 1.71
Low Tide / height (m)		3:59PM 0.25		4:21AM 0.22	5:04PM 0.28		5:28AM 0.25	6:11PM 0.29		6:34AM 0.25		7:13PM 0.28	7:35AM 0.24		8:07PM 0.25	8:29AM 0.23		8:55PM 0.23	9:16AM 0.22		9:38PM 0.22

	Monday 13			Tuesday 14			Wednesday 15			Thursday 16			Friday 17			Saturday 18			Sunday 19
Sunrise	6:48	-	-	6:46	-	-	6:43	-	-	6:43	-	-	6:41	-	-	6:39	-	-	6:37	-	-
Sunset	-	8:00	-	-	8:00	-	-	8:02	-	-	8:04	-	-	8:05	-	-	8:07	-	-	8:07	-

Rain (mm)	2	4	12	-	-	-	-	-	-	-	-	-	-	-	-	-	3	14	-	-	-
Temp. °C	9	9	7	10	10	9	12	14	12	13	14	10	16	19	16	17	15	9	10	9	8
Feels °C (?)	5	7	4	5	6	5	8	11	9	5	6	5	11	14	11	10	12	3	5	5	2

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 Otago

Wind Update The wind is still cross-off at Otago Peninsula - Boulder Beach (light winds from the NE at DunedinAeroAws 32 km from Otago Peninsula - Boulder Beach). 1.3m 9s swell from the SSW with a 0.5m 14s groundswell, also from the SSW. 2 swells combining to make bigger set waves.
1 hour 29 minutes ago Otago Peninsula - Boulder Beach

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32 km away, 1 h 29 min ago

11 km/h

0.0

11.5

Air / Water (°C)

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Information about the Otago Peninsula - Boulder Beach Surf forecast

The above surf forecast table for Otago Peninsula - Boulder Beach provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Otago Peninsula - Boulder Beach can be found by selecting the local surf guide option on the grey menu. Our Otago Peninsula - Boulder Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Otago Peninsula - Boulder Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Otago Peninsula - Boulder Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Otago? If you are looking for accommodation near Otago Peninsula - Boulder Beach, camping, hotels and holiday cottages in Otago, consider staying in Dunedin which is 9 km (6 miles) away.