Chilly Willy Winter Run Series - SEVEN Events!

11/9/20025 - Registration Update Registration has closed for the series. If you would like to attend the series, please contact us and we will open it for you.   🗓️ 10/29/2025 – T-Shirt Deadline Update The t-shirt deadline has now passed. Series runners will be contacted after Veterans Day to confirm their shirt size. Shirts will be handed out at future events in the series. If you’d still like to register for the All Access Pass, select “Registered After T-Shirt Deadline” during signup, then email us to let us know you’d like to upgrade. We’ll take care of the rest and move you into the pass. Thanks for keeping those miles (and emails) coming! — Sean K. OsborneChief T-Shirt Sorter 👕   2025–26 Wisconsin Chilly Willy Winter Run Series❄️🏃‍♂️🏃‍♀️ Presented by Silver Circle Sports Events, LLC Bundle up and lace up—Old Man Winter is ready to race! ❄️ Join us for the 2025–26 Wisconsin Chilly Willy Winter Run Series, where chilly temps meet hot competition acr