Cold air adjustment, swim distance, and wetsuit guidance
🌡️ Temperature Inputs
🏊 Race Category
📊 Temperature Analysis
🏁 Swim Decision
🩱 Wetsuit Status
Disclaimer: This calculator implements USAT guidelines from the Weather Action Planning Resource Guide. All planning and decision-making is at the discretion of the local Race Director, medical specialists, and weather experts. This tool is not a replacement for the Official Multisport Competition Rules. For questions, contact brian.damico@usatriathlon.org.