Otago Peninsula - Sandfly Bay Surf Forecast

/ Otago (35 surf breaks) /

New Zealand (466 surf breaks) / Lat Long: (45.90° S 170.64° E)

Surf Forecasts:

Otago Peninsula - Sandfly Bay surf break

Otago Peninsula - Sandfly Bay surfForecast / Otago / New Zealand

12 Day Weather and Surf, issued 5 pm Friday 29 Aug 2025 NZST

Forecast update in hr min s Forecast update imminent

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

Today's Otago Peninsula - Sandfly Bay sea temperature is 11.0° C
(Which is 2.3°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Otago Peninsula - Sandfly Bay this week:

The surf forecast for Otago Peninsula - Sandfly Bay over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 30) at 9AM. The primary swell is predicted to be 1.8m and 13s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Otago Peninsula - Sandfly Bay in the next 12 days are 4.0m 12s and forecast to arrive on Monday (Sep 01) at 9PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Thursday (Sep 04) at 6AM.

Wave Type	Time (NZST) & Date	Wave Height & Period
Next good surf (1 star+)	9AM (Sat 30th Aug)	6ft (1.8m) 13s
Best Surf	12AM (Sun 31st Aug)	10ft (3.0m) 12s
Most Powerful	9PM (Mon 1st Sep)	13ft (4.0m) 12s

Table - best surf conditions forecast for Otago Peninsula - Sandfly Bay over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Light rain (total 6mm), mostly falling on Sat afternoon. Very mild (max 12°C on Fri afternoon, min 5°C on Sat night). Winds decreasing (fresh winds from the WSW on Fri afternoon, light winds from the NW by Mon morning).											Days 3-6 Weather Summary Light rain (total 7mm), mostly falling on Tue afternoon. Very mild (max 12°C on Mon afternoon, min 4°C on Tue night). Winds decreasing (gales from the SW on Mon afternoon, calm by Wed morning).
	Fri 29		Saturday 30			Sunday 31			Monday 01			Tuesday 02			Wednesday 03			Thursday 04
	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM
Rating (10 max)	0	1	4	4	!	3	0	0	4	0	!	3	0	0	3	2	0	1	3	3	3
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SSW	SSW	SW	SSW	SSW	SSW	SSW	SW	SSW	SSW	SW	SSW	S	S	SSW	SSW	SSW	SSW	SW
Period(s) (?)	7	12	13	12	12	11	10	10	10	12	12	11	9	10	9	9	15	15	15	14	8
Wave Graph (?)
Energy (?)	154	779	1151	1081	3614	2541	792	899	1166	4677	6123	860	2528	2491	1217	749	312	361	528	564	730
Wind (km/h)	WSW	WSW	NNW	N	WSW	W	SW	W	NW	W	WSW	N	SW	WSW	W	NE	NNE	NNE	SSW	N	N
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross- off	off	cross	cross	cross- on	cross	cross- off	cross	cross	off	cross- on	cross- on	cross	cross- off	off	off	glass	off	off
High Tide / height (m)		8:38PM 1.46	9:04AM 1.48		9:29PM 1.43	9:56AM 1.48		10:21PM 1.43	10:47AM 1.50		11:10PM 1.44	11:36AM 1.54		11:58PM 1.48		12:23PM 1.60	12:43AM 1.54		1:08PM 1.66	1:27AM 1.60
Low Tide / height (m)		2:21AM 0.41		2:49PM 0.44		3:09AM 0.44	3:41PM 0.47		4:01AM 0.46	4:38PM 0.47		4:57AM 0.44	5:36PM 0.45		5:54AM 0.40		6:32PM 0.40	6:48AM 0.33		7:23PM 0.33	7:38AM 0.26

	Fri 29		Saturday 30			Sunday 31			Monday 01			Tuesday 02			Wednesday 03			Thursday 04
Sunrise	-	-	7:11	-	-	7:09	-	-	7:07	-	-	7:05	-	-	7:03	-	-	7:01	-	-	7:00
Sunset	6:04	-	-	6:05	-	-	6:06	-	-	6:07	-	-	6:08	-	-	6:09	-	-	6:10	-	-

Rain (mm)	-	-	-	3	1	-	-	2	-	-	-	1	3	3	-	-	-	-	-	-	-
Temp. °C	12	7	10	12	6	7	9	7	12	12	6	7	6	5	6	7	7	8	11	10	11
Feels °C (?)	6	0	3	6	-1	2	2	0	7	1	-2	2	-5	-5	3	1	-1	5	9	6	8

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 Cross-on wind has become light (light winds from the WSW at DunedinAeroAws 35 km from Otago Peninsula - Sandfly Bay). A 1.9m swell from the SW
1 hour 32 minutes ago Otago Peninsula - Sandfly Bay
Wind Update Recent cross-shore wind 24 km from Dunedin - St Clair has fallen light (light winds from the WSW at DunedinAeroAws). Waves should be turning clean at Dunedin - St Clair. 2.1m 8s swell from the SW with a 0.5m 13s groundswell, also from the SW. 2 swells combining so expect closeout sets.
1 hour 32 minutes ago Dunedin - St Clair

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35 km away, 1 h 32 min ago

9 km/h

WSW

0.0

11.0

Air / Water (°C)

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Otago Peninsula - Sandfly Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Information about the Otago Peninsula - Sandfly Bay Surf forecast

The above surf forecast table for Otago Peninsula - Sandfly Bay 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 - Sandfly Bay can be found by selecting the local surf guide option on the grey menu. Our Otago Peninsula - Sandfly Bay 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 - Sandfly Bay) 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 - Sandfly Bay 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 - Sandfly Bay, camping, hotels and holiday cottages in Otago, consider staying in Dunedin which is 12 km (7 miles) away.