Leadville Trail 100
Race Day Weather
Cool weather, light rain expected
Runners will face temperatures starting at 44°F and peaking at 58°F, with an average humidity of 73%. Light rain is possible, but will not significantly impact conditions. The terrain features a notable descent at mile 1, providing a fast start, but headwinds from miles 4 to 13 may require pacing adjustments. Hydration should be prioritized due to the humidity, especially during climbs.
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Race Info
The Leadville Trail 100 Run (aka The Race Across The Sky or the LT100) is an ultramarathon held annually on rugged trails and dirt roads near Leadville, Colorado, through the heart of the Rocky Mountains. First run in 1983, the race course climbs and descends 15,600 feet (4,800 m), with elevations ranging from 9,200 to 12,620 feet (2,800–3,850 m). In most years, fewer than half the starters complete the race within the 30-hour time limit. Wikipedia