Jack and Jills Downhill Marathon (Sunday)
Race Day Weather
Mild start, warming up quickly
Runners will face temperatures rising from 54°F at the start to a peak of 73°F. Wind from the W is light at 6 mph, with gusts up to 20 mph. With humidity at 65%, pacing adjustments are advised as the race progresses, especially in the warmer segments, to maintain performance.
Pace Calculator
Get forecast alerts for Jack and Jills Downhill Marathon (Sunday)
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 Jack & Jill's Downhill Marathon in North Bend, Washington, offers runners a fast, net-downhill course along the scenic Palouse to Cascades State Park Trail. Starting near the Snoqualmie Tunnel, the 26.2-mile route features a gradual descent of approximately 1,300 feet, ideal for setting personal records or qualifying for the Boston Marathon. Runners traverse a smooth, hard-packed gravel trail, passing through the iconic Snoqualmie Tunnel and enjoying views of the Cascade Mountains and lush forests. The race is capped at 1,100 participants, with a 6:00 a.m. start and a 6.5-hour time limit, ensuring a well-supported and memorable experience.
