Cyrils and Big Left Surf Forecast

/ VIC – Mornington Peninsula (24 breaks) / Victoria (127 breaks) /

Australia (828 breaks)

Surf Forecasts:

Cyrils and Big Left surfForecast / VIC – Mornington Peninsula / Australia

12 Day Weather and Surf, issued 4 pm Friday 17 Oct 2025 AEDT

Forecast update in hr min s Forecast update imminent

Cyrils and Big Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Cyrils and Big Left sea temperature is 14.3° C
(Which is 1.1°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Cyrils and Big Left this week:

The surf forecast for Cyrils and Big Left over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Oct 18) at 11PM. The primary swell is predicted to be 2.0m and 12s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cyrils and Big Left in the next 12 days are 2.5m 13s and forecast to arrive on Saturday (Oct 18) at 8AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Sunday (Oct 19) at 5PM.

Wave Type	Time (AEDT) & Date	Wave Height & Period
Next good surf (1 star+)	11PM (Sat 18th Oct)	6.5ft (2.0m) 12s
Best Surf	11PM (Sat 18th Oct)	6.5ft (2.0m) 12s
Most Powerful	8AM (Sat 18th Oct)	8ft (2.5m) 13s

Table - best surf conditions forecast for Cyrils and Big Left over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Mostly dry. Warm (max 24°C on Sun afternoon, min 11°C on Fri night). Winds decreasing (strong winds from the N on Sun morning, light winds from the W by Sun night).											Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Tue night. Very mild (max 16°C on Tue night, min 11°C on Wed night). Winds increasing (light winds from the E on Tue morning, near gales from the WSW by Wed afternoon).
	Fri 17		Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22			Thursday 23
	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	2	2	2	3	0	0	2	2	0	2	2	1	3	0	0	1	1	0	0	1
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SW	SW	SW	SW	SW	WSW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Period(s) (?)	15	14	13	13	12	12	12	12	13	13	12	12	12	11	8	9	11	11	11	11	11
Wave Graph (?)
kJ (?)	2502	2050	1904	1521	1025	590	373	915	1242	1365	1112	869	773	501	1784	1802	1067	534	600	437	320
Wind (km/h)	SW	WNW	WSW	SE	NNE	N	WNW	SW	WSW	SSW	SSW	E	ESE	NNW	WSW	WSW	WSW	WSW	SW	SW	SW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- off	cross	cross- on	cross- off	off	cross- off	cross	cross	cross- on	cross- on	cross	cross- on	off	cross	cross	cross	cross	cross- on	cross- on	cross
High Tide / height (m)		8:14PM 1.62	9:13AM 1.67		9:40PM 1.56	10:21AM 1.62		11:08PM 1.59	11:24AM 1.61		12:18AM 1.70	12:16PM 1.63		1:10AM 1.82	1:00PM 1.67		1:52AM 1.94	1:39PM 1.72		2:30AM 2.03
Low Tide / height (m)		2:38AM 0.68		3:32PM 0.83	3:56AM 0.80		4:47PM 0.78		5:17AM 0.85	5:48PM 0.68		6:24AM 0.83	6:36PM 0.56		7:17AM 0.78	7:17PM 0.45		7:59AM 0.74	7:54PM 0.35		8:37AM 0.69

	Fri 17		Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22			Thursday 23
Sunrise	-	-	6:31	-	-	6:28	-	-	6:28	-	-	6:26	-	-	6:24	-	-	6:24	-	-	6:22
Sunset	7:38	-	-	7:39	-	-	7:40	-	-	7:42	-	-	7:43	-	-	7:44	-	-	7:45	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	1	6	2	1	-	-	-	-	-
Temp. °C	12	13	12	12	16	19	24	14	13	13	13	13	13	16	15	12	12	12	12	12	12
Feels °C (?)	6	7	6	8	9	8	17	9	11	9	9	11	10	16	6	1	2	6	7	7	9

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 VIC - Mornington Peninsula

Wind Update Still cross-shore at Cyrils and Big Left (light winds from the SW at Cerberus Automatic Weather Station 20 km from Cyrils and Big Left). 1.2m 14s groundswell from the SW with a 1.2m 6s windswell, also from the SW. 2 swells combining to make bigger set waves.
1 hour 25 minutes ago Cyrils and Big Left

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20 km away, 1 h 25 min ago

17 km/h

0.0

14.3

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 Cyrils and Big Left 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 Cyrils and Big Left Surf forecast

The above surf forecast table for Cyrils and Big Left provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Cyrils and Big Left can be found by selecting the local surf guide option on the grey menu. Our Cyrils and Big Left 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 (Cyrils and Big Left) 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 Cyrils and Big Left 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.

Cyrils and Big Left is 30 km (19 miles) from Mornington. If you plan a holiday in Mornington Peninsula, look for hotels and other accommodation in Mornington. Mornington has rooms for a wide range of budgets as well as car hire and transport links.