Swell Forecast: It's Happening, The Great Indian Ocean Double Up

6 Sep 2016 0

Ben Macartney

Chief Surf Forecaster

COASTALWATCH | SURF FORECAST VIDEO

Forecast Issued by Ben Macartney 5.30pm 6 September 2016
Image by Joel Nankivell / Southwest Saltwater

A significant amount of swell activity is underway in the Indian Ocean. The season swell associated with the first low-pressure system that has intensified over the south-eastern region to affect Victoria, Western Australia and Indonesia over the next week. Check out the full forecast video above to track the swell. 

TRACK THIS SWELL ON THE COASTALWATCH WAVE TRACKER

Swell Origins

1st Low: 947hPa located 1,500 nautical miles SSW of Margaret River.

2nd Low: Forecast to intensify to 932hPa on Thursday, generating core winds of 40 to 55 knots.

Regions affected

Western Australia: 1st swell arrives Wednesday and Thursday, generating stormy onshore 15ft plus conditions across the Southwest Coast, while wrapping in across Northwest Reefs at a clean 5 to 8ft.

2nd swell arrives this weekend, peaking across the Southwest Coast breaks on Saturday in the 8ft range under moderate to strong SSE winds, and across the Northwest at 4 to 8ft depending on exposure.

Indonesia: 1st swell builds in Friday, generating a steep rise in set waves to 4 to 6ft+ during the afternoon, ahead of a peak early Saturday in the 5 to 8ft range. 2nd swell arrives at 18 to 20 second peak periods, generating 4 to 6ft+ sets across exposed breaks late Monday/ early Tuesday under light to moderate ESE tradewinds.

Victoria: 1st WSW swell builds in Saturday and peaks early Sunday, generating 6ft+ surf across exposed beaches, grading to 3 to 4ft across the Surf Coast. 2nd swell arrives at 16 to 18 second peak periods late Sunday, generating 6ft+ sets across exposed breaks and holding this size early on Monday, while generating 3 to 6ft waves across the Surf Coast.

Bali is 8-10feet today! Jack Staniford & Adam Weathered kicking back after a heavy (Saturday) morning session, Photo by Jack Staniford

Bali is 8-10feet today! Jack Staniford & Adam Weathered kicking back after a heavy (Saturday) morning session, Photo by Jack Staniford


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