Greenbrier River Trail Marathon
Race Day Weather
Mild start, gradual warming
Runners will face a start-line temperature of 52°F, warming to 69°F by race end, with average humidity at 68% and a dew point of 51°F. Light winds from the SSW at 6 mph will provide minimal resistance. Runners should consider pacing conservatively as temperatures rise and ensure proper hydration throughout the event.
A one of a kind race, in the State of West Virginia: A point-to-point full marathon (26.2 miles) on a flat/slightly downhill (1% grade) course and the official inaugural half-marathon (13.1 miles - out-and-back course) on the scenic Greenbrier River Trail (GRT) in Pocahontas County, WV. The Marathon starts in Cass Scenic Railroad State Park and runs south on the trail, finishing at Stillwell Park, in Marlinton, WV. USATF-certified Course! Whereas, the Half Marathon (not-certified) will start and finish at Stillwell Park in Marlinton. The Half Marathon will exit Stillwell Park, turning right onto the trail, heading south; hitting the turnaround at 6.55 miles and heading back to finish at Stillwell. Source
FAQ
When is the 2026 Greenbrier River Trail Marathon?
Is the Greenbrier River Trail Marathon a Boston Marathon Qualifier?
What is the time limit for the Greenbrier River Trail Marathon?
What will the weather be like for the 2026 Greenbrier River Trail Marathon?
Historical Weather
Temperature History
Range of temperatures during race hours for each year.
Detailed History
| Year | Conditions | Low / High | Rain | Dew Point | Score |
|---|---|---|---|---|---|
2025 | | 50°/77° | - | 48° | |
2024 |  | 52°/77° | - | 55° | |
2023 | | 39°/47° | - | 32° | |
2022 |  | 51°/52° | Light | 50° |