The International Moth is a high-speed, development sailing class with 90 years of continuous innovation.
The modern day carbon fibre boats reach speeds of over 30 knots on hydrofoils.
With the available training newcomers are becoming competitive in a short period.

Class Events

2021 Fixtures

April 17 or 18th – Grafham Water Sailing Club – GP
May 15-16th – WPNSA – GP
July 1st – 4th – Malcesine, Lake Garda – Foiling Week
July 17th – 18th – Queen Mary Sailing Club – GP
August 12-15th – Stokes Bay Sailing Club – UK Nationals
August 30th – 31st – Malcesine, Lake Garda – Pre-Worlds Regatta
September 2nd – 7th – Malcesine, Lake Garda – Moth Worlds 2021
October 9-10th – Rutland Water Sailing Club – UK Inlands

Get a boat, Join the Class, come and race the best!

2020 Wetsuit Outlet Moth Nationals

IMCA UK & The Weymouth and Portland National Sailing Academy
are proud to welcome you all to the
2020 Wetsuit Outlet International Moth UK Championship
at WPNSA – 5th-11th September 2020

Venue Information

The Weymouth & Portland National Sailing Academy was the venue for the Sailing Competitions of the London Olympic and Paralympic Games in 2012.  An established competition venue, it has played host to numerous World Championships and International Regattas.

David Cambell James is your PRO for the event , he and his team are probably the most experienced and able Moth race comittee in the world.

Sponsors & Media

This event will feature daily media reports by Mark Jardine accompanied by highly desirable video highlights shot on the Provela rib.
Huge thanks goes out to Wetsuit Outlet, Provela, Noble Marine, Allen Bros, Blueteq and Maguire Boats to make this event possible!

Competitors collect your free pasta and beer after racing every day.


Regatta Schedule

The only place you want to be from 1st-11th September 2020 is WPNSA, Dorset, United Kingdom – The 2012 Olympic Sailing Venue and the home to the 2020 Wetsuit Outlet Moth Nationals!
Here are the dates for your diary!


The UK Committee are all highly enthusiastic volunteers with a deep love for the Moth who ensure you get the most from every event.
We are currently a little short on personnel, if you would like to play a part then we would love to hear from you.

Secretary/Treasurer/Membership: Graham Simmonds
Events and Sponsorship: Dave Smithwhite
Measurement: Ricky Tagg
Class Training: Chris White
Webmaster: Kyle Stoneham

Class measurers are located across the UK, if you need a certificate and don’t know where to go let us help…

Latest International Moth Class Rules

Join the Class


Sponsors & Partners

Wetsuit Outlet

Wetsuit Outlet are Europe’s largest supplier of watersports clothing and equipment and title Sponsor of the 2019 Moth Nationals at Castle Cove sailing club.
Their life long passion for sailing and commitment to stock the latest clothing and hardwear is why this partnership works so well.

Moth Manufacturers

Maguire boats

The Maguire Exocet is the current world leading Moth, designed by Kevin Ellway and manufactured by SimonMaguire in New Milton, Hampshire UK.
The Exocet currently holds all major UK, European and World Championship titles.

Aardvark Racing

Mike Cooke has been sailing and building moths since before the foiling era, his innovative approach has ensured that the Rocket design remains competitive. Dylan Fletcher has proven this by taking the UK championship in 2017 and more recently the 2018 Foiling Week title on the SSD solid wing platform beating the highest level competiton.

Lennon Thinnair

It’s been a long time coming but reports that the first production Thinnairs are almost ready will be music to the ears to those on the waiting list.
Mike Lennon a highly accomplished moth sailor and sail maker has been testing the prototype with some success during 2018.


So much of the moth class history had gone missing. Few people appreciated the interest there would be in old yearbooks, photos, design drawings and articles. But it seems Mothies are horders and since we posted this section, over 200 photos and scans have been sent in.

This section features yearbooks, brochures, posters etc. And the ‘archive photos’ pages have period photos. Continue reading “Archives”