Raidlight winter trail - Saint-Pierre-de-Chartreuse 2027

Raidlight Winter Trail is a winter trail-running weekend in Saint-Pierre-de-Chartreuse, Isère, French Alps. The program offers four options: a 10 km Mini Winter Trail / Rando with 500 m elevation gain, a 20 km Solo & relay race with 1,000 m elevation gain, a 25 km Winter Trail with 1,350 m elevation gain, and a 16 km Half Winter Trail with 680 m elevation gain. The shorter 10 km and the 20 km solo or relay races begin at 17:00, giving part of the event an evening-trail character. The 25 km race starts at 08:00, followed by the 16 km at 09:00, offering runners a choice between a more challenging mountain course and a shorter, hilly route. Chartreuse Trail Outdoor organizes the series, which has seen over 1,100 runners in a recent edition.