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Kaikoura and Marlborough (12)
Blue Duck Stream

Lat Long: 42.28° S 173.78° E

Blue Duck Stream Surf Photo: 'Iron Gate' by Rob Davies

Issued: 11 am 04 Aug 2026 (local time)

Forecast update in hr min

Today's Blue Duck Stream sea temperature is

10.5° C

0.0°

Blue Duck Stream surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

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Photos (7)

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3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	NNE	NNE	S	SE
	14 s	cross	3 s	11 s	14 s

Open ocean wave model on 6 September at 3 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	NNW	N	S	SE
	13 s	glass	4 s	11 s	13 s

Open ocean wave model on 6 September at 6 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	W		S	SE
	13 s	off		10 s	13 s

Open ocean wave model on 6 September at 9 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	W		S	SE
	13 s	cross- off		10 s	13 s

Open ocean wave model on 7 September at 12 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	WSW	WSW	S	SE
	12 s	glass	3 s	10 s	13 s

Open ocean wave model on 7 September at 3 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	NNE		S	SE
	12 s	cross		10 s	12 s

Open ocean wave model on 7 September at 6 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	N	NE	S	SE
	12 s	cross- off	4 s	10 s	12 s

Open ocean wave model on 7 September at 9 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	NNE	NE	S	SE
	12 s	cross	4 s	10 s	12 s

Open ocean wave model on 7 September at 12 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	NE	NE	S	SE
	12 s	cross	4 s	9 s	12 s

Open ocean wave model on 7 September at 3 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	SW	NNE	S	SE
	12 s	glass	4 s	9 s	12 s

Open ocean wave model on 7 September at 6 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	W	WNW	SE	S
	11 s	off	3 s	11 s	9 s

Open ocean wave model on 7 September at 9 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	W	WSW	SE	S
	17 s	cross- off	4 s	11 s	9 s

Open ocean wave model on 8 September at 12 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	W	WSW	ESE	S
	16 s	off	2 s	16 s	9 s

Open ocean wave model on 8 September at 3 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	NNE	NNE	ESE	SE
	15 s	cross	5 s	15 s	11 s

Open ocean wave model on 8 September at 6 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	WSW	WSW	ESE	N
	15 s	cross- off	4 s	15 s	6 s

Open ocean wave model on 8 September at 9 am

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	S	SSW	ESE	NNE
	14 s	cross- on	8 s	14 s	6 s

Open ocean wave model on 8 September at 12 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	E		ESE	S
	14 s	on		14 s	3 s

Open ocean wave model on 8 September at 3 pm

Forecast wind and swell just offshore from Blue Duck Stream around the time the photo was taken

Image captured 2 hours and 2 minutes before high water (rising ordinary tide). Tide height was 1.1m (3.7 ft). Range 1.83m (6.0 ft). Toggle tide graph

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Blue Duck Stream Surf Photo: 'Iron Gate' by Rob Davies

A good small swell option for daye when breaks like Mangamaunu and Kahutra are too small. Almost high tide here and still surfable.

3.2

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User: Rob Davies (1346 photos)

Country: New Zealand (2475 photos)

Photo taken at: 4:16 pm 7 Sep 2013