Lighthouse Reef Surf Forecast

/ Canterbury (28 surf breaks) /

New Zealand (466 surf breaks) / Lat Long: (44.44° S 171.26° E)

Surf Forecasts:

Lighthouse Reef surfForecast / Canterbury / New Zealand

48hr Weather and Surf, issued 5 am Thursday 18 Sep 2025 NZST

Forecast update in hr min s Forecast update imminent

Lighthouse Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Lighthouse Reef sea temperature is 10.3° C
(Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Lighthouse Reef today?

The current surf forecast for Lighthouse Reef at 10AM is: 0.2m 12s primary swell from a South-southeast direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 05:00am September 18). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (NZST) & Date	Wave Height	Wave Period
Morning (18 Sep)	0.5ft (0.2m)	12s
Afternoon (18 Sep)	1.5ft (0.5m)	13s
Evening (18 Sep)	4ft (1.2m)	7s

Table - waves today at Lighthouse Reef. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 18							Friday 19								Saturday 20								Sun 21
	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	0 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	1	1	1	0	0	0	1	2	1	1	1	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	SE	SSE	SE	SSE	S	SSE	SSE	SSE	SSE	SSE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SSE	SE	SE	SE
Period(s) (?)	10	10	12	13	13	5	7	8	8	9	10	10	10	10	13	14	14	13	13	13	13	13	13	13
Wave Graph (?)
kJ (?)	4	4	14	28	98	68	156	176	110	116	115	113	138	98	205	284	221	183	180	142	116	84	83	42
Wind (km/h)	NW	W	W	S	SE	SSW	SSW	SSW	SW	W	NW	N	NE	NE	NNE	N	NNW	NW	NW	NNW	NNW	NNW	NNW	NNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	off	glass	cross- on	on	cross	cross	cross	cross- off	off	off	cross- off	cross- on	cross- on	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)	12:15AM 2.34				12:29PM 2.41				1:05AM 2.34				1:30PM 2.35				1:49AM 2.30				2:25PM 2.28
Low Tide / height (m)			6:18AM 0.71				6:45PM 0.60				7:11AM 0.65				7:31PM 0.63				8:00AM 0.60				8:13PM 0.66

	Thursday 18							Friday 19								Saturday 20								Sun 21
Sunrise	-	-	6:31	-	-	-	-	-	-	-	6:30	-	-	-	-	-	-	-	6:28	-	-	-	-	-
Sunset	-	-	-	-	-	6:25	-	-	-	-	-	-	-	6:27	-	-	-	-	-	-	-	6:28	-	-

Rain (mm)	-	-	-	-	-	3	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	9	12	13	14	11	9	7	6	5	5	6	8	9	7	6	4	4	4	7	12	15	12	9	8
Feels °C (?)	5	6	11	12	5	1	-1	-2	-1	0	2	4	3	1	1	-1	-1	-1	3	8	10	6	4	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 Canterbury

Wind Update The wind is still cross-off at Lighthouse Reef (light winds from the W at Marchwiel wx 8 km from Lighthouse Reef). 0.5m 10s swell from the SE with a 0.3m 13s groundswell, also from the SE. 2 swells combining to make bigger set waves.
44 minutes ago Lighthouse Reef

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Actual: 44 min ago

13 km/h

Cross-Off

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