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

2020 Fixtures

21/22nd March – Queen Mary Sailing Club – Noble Marine GP
4/5th April – WPNSA – Noble Marine GP
25/26th April – Grafham Water Sailing Club – Noble Marine Inlands
May – Date and venue to be confirmed
18-28th June – Foiling Week, Garda
19th July – HISC 1 day Sprint Event
15/16th August – Stokes Bay Sailing Club – Noble Marine GP
1/2nd September – WPNSA – UK Nationals
5-11th September – WPNSA – Wetsuit Outlet Moth Worlds

There is no better way to improve your skills than attending the events so Join the Class and come along!

2020 Wetsuit Outlet Moth Worlds

IMCA UK & The Weymouth and Portland National Sailing Academy
are proud to welcome you all to the
2020 Wetsuit Outlet International Moth World Championship
at WPNSA – 1st-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.

Sponsors & Media

This event will feature daily media reports on site from top level journalists accompanied by highly desirable video highlights from probably the best sailing videographer in the world.
Thanks to our illustrious sponsors competitors will receive much more than just world class racing for their entry fees! More info to follow…


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 Worlds!
Here are the dates for your diary!

Race Team

The 2020 race committee are close to being finalised, the team we have lined up are highly experienced at running Moth regattas and are our first choice!
Safety cover is also going to be top notch, from a pool of talented individuals with support boats being second to none you can be assured that this regatta will be highly efficient. Stay tuned to find out more…

Social Plans

After sailing pasta and beer is just the beginning, WPNSA has the facilities to ensure you have the best time on and off the water. Thanks to our sponsors we can include a great social schedule with each entry.

Transport & Accomodation

How will you and your boat get here and where are you going to stay? Three rather important aspects when deciding whether to enter an event, fear not we have some information for you here.


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.

Chairman: Kyle Stoneham
Secretary/Treasurer/Membership: Graham Simmonds
Events and Sponsorship: Kyle Stoneham
Measurement: Ricky Tagg
Class Training: David Hivey
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.

Beat Racing

Beat racing is a brand new tracking app specifically designed around water sports. A mix of fastest speed’s, pre set record courses and a unique virtual race officer function.
Check it out here

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”