The 2026 Bob Marshall Trail Half Marathon, 50K, and 10K has concluded.
Bob Marshall Trail Half Marathon, 50K, and 10K
Race complete
Seeley Lake, MT, USA · July 18, 2026
Race Day Weather
69°at start
91° high
Breezy
Dry
Hot start, adjust pace early
Runners will face a temperature starting at 67°F and rising to a high of 91°F. With a maximum wind of 14 mph from the NE, conditions will feel increasingly warm. Runners should plan to adjust their pace early, staying hydrated often due to the average humidity of 45%.
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FAQ
When is the 2026 Bob Marshall Trail Half Marathon, 50K, and 10K?
The 2026 Bob Marshall Trail Half Marathon, 50K, and 10K will be held on Saturday July 18, 2026.
What is the time limit for the Bob Marshall Trail Half Marathon, 50K, and 10K?
The time limit for the Bob Marshall Trail Half Marathon, 50K, and 10K is 9 hours.
What will the weather be like for the 2026 Bob Marshall Trail Half Marathon, 50K, and 10K?
The forecast calls for a high of 91°F and a low of 63°F with a 0% chance of rain.