Tunnel Vision Marathon
Race Day Weather
Warming trend, mild wind
Runners will face a temperature increase from 55°F at the start to a high of 72°F. With a light wind from the WNW at 5 mph and gusts up to 20 mph, conditions will remain breezy. Humidity will be on the higher side at 69%, suggesting a need for hydration and potentially adjusting pace as temperatures rise.
Pace Calculator
Get forecast alerts for Tunnel Vision Marathon
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Race Info
The Tunnel Vision Marathon offers a fast, point-to-point course through the scenic Pacific Northwest. Runners start at Hyak Sno-Park near Snoqualmie Pass, traverse the historic 2.4-mile Snoqualmie Tunnel, and descend approximately 1,000 feet over 26.2 miles on packed gravel trails. The route features stunning mountain views, waterfalls, and lush forests, culminating in a finish near North Bend. This course is renowned for its potential to set personal records and qualify for the Boston Marathon.