As you ride, both wind speed and wind direction shift relative to you, meaning one of the key factors in aerodynamics—the yaw angle—rarely stays consistent for long. Despite this, manufacturers often claim they have optimised their designs for particular yaw angle ranges. Some even argue that certain tube and rim shapes can behave like sails, … Continue reading “What is yaw angle?”

It’s no secret that here at myWindsock we love a TT and with 5 time trials on the first Sunday of March this year it’s fair to say we are well and truly back. Early season Time Trials aren’t all about PB times though, as there’s a lot of factors that can make them a … Continue reading “The early season Time Trials”

Last week, we published a blog all about how myWindsock calculates your cda from the data that you collect while you’re out on your bike. If you’re a consumer of cycling media, like us, or find yourself having a chat to your mate who has been in the wind tunnel recently, you might have noticed … Continue reading “Why isn’t my cda static?”

Physics was not everyone’s cup of tea from their school days, however we thought the myWindsock website needed a place which did explain some of the basics of cycling aerodynamics to give our curious users a place to begin to look under the hood. This blog will give you enough of an idea to understand … Continue reading “How does myWindsock know my CdA?”

Two minutes doesn’t sound like much—until you’re halfway up the climb at National Champs and every pedal stroke fills your legs with that burning feeling. Mastering your pacing for a two-minute effort can be the difference between flying over the top or blowing up halfway. Recent research on 800-metre runners, the ultimate two-minute specialists (ish), … Continue reading “How to Pace the Perfect 2-Minute Hill Climb”

It’s the night before the big dance – and athletes in Kona are currently having their penultimate night’s sleep before the women’s Ironman World Championships in Kona and we’re of the opinion that course records will probably fall. Historical precedent tells us that it’s the first year where it’s within the realms of possibility that … Continue reading “The Kona Bike Course Record”

It’s become less fashionable a term recently, on account of its horrific overuse, but marginal gains is the idea that if you make incremental improvements to your setup or training that it will add up to something significant. It was popularised in the early 2010s by Team Sky (now INEOS) back when they used to … Continue reading “How marginal are marginal gains?”

IRONMAN 70.3 World Championships 2025 course preview This year, the IRONMAN 70.3 World Championships take place in the Spanish seaside town of Marbella. 2025 is the year of “Carbs before Marbs” and you’re going to need it in order to get round this monstrosity of a bike course – with 20m of climbing per kilometre … Continue reading “The hardest IRONMAN 70.3 World Championships ever?”

Here at myWindsock we care about two things – predicting how the weather will impact your speed on the bike and riding fast time trials. That’s it. Today we have three tips for you that will help you, backed with some myWindsock science, ride a faster TT without simply pedalling harder.  Hold your position  Staying … Continue reading “3 tips for a fast TT”

This Sunday riders will take on the RTTC National 25 mile TT championships on the N1/25C course in Cambridgeshire. The National 25 Mile Time Trial Championship is part of a long-standing tradition in British cycling that dates back to the early 20th century. In 1922, a group of cycling clubs formed the Road Racing Council … Continue reading “National 25 mile TT course preview”