Runners will face a temperature rise from 56°F at the start to a peak of 69°F. Winds will be from the WSW at 8 mph with gusts up to 23 mph, providing a slight challenge. With humidity at 60%, it's advisable for runners to hydrate adequately and consider pacing conservatively as temperatures increase.
Race day forecast available in 49 days
Pre-raceRace windowPost-race
The Light at the End of the Tunnel Marathon offers a unique and fast point-to-point downhill course through the scenic Pacific Northwest. Runners begin at Snoqualmie Pass, journeying through a two-mile, unlit tunnel before continuing on a gentle, consistent downhill grade along a packed gravel rail trail, surrounded by mountain views and waterfalls. This iconic race is renowned for its potential for personal bests and Boston Marathon qualifying times.Source
Course Map
FAQ
When is the 2026 Light at the End of the Tunnel Marathon?
The 2026 Light at the End of the Tunnel Marathon will be held on Sunday June 7, 2026.
Is the Light at the End of the Tunnel Marathon a Boston Marathon Qualifier?
Yes, the Light at the End of the Tunnel Marathon is an official Boston Marathon qualifier.
What will the weather be like for the 2026 Light at the End of the Tunnel Marathon?
The forecast calls for a high of 71°F and a low of 55°F with a 0% chance of rain.
Historical Weather
Based on 17 years of data
Avg Temp
71°F
L:58° H:71°
RunScore
Conditions
Rain Freq
18%
3 of 17 yrs
Wind8mph
Dew51°F
Temperature History
Range of temperatures during race hours for each year.
