Bob Marshall Trail Half Marathon, 50K, and 10K
Seeley Lake, MT, USA · July 17, 2027
Race Day Weather
71°at start
84° high
Light
Dry
Warm start, steady race conditions
Runners will face a temperature increase from 71°F at the start to 76°F by the finish. Wind will be light, and humidity is relatively low at 33%. With warm conditions, it’s advised to pace conservatively early on to manage heat as the race progresses.
Race day forecast available in 242 days
Pre-raceRace windowPost-race
Pace Calculator
Distance: 13.1mi
0:00:00
HH:MM:SS
Get forecast alerts for Bob Marshall Trail Half Marathon, 50K, and 10K
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
FAQ
When is the 2027 Bob Marshall Trail Half Marathon, 50K, and 10K?
The 2027 Bob Marshall Trail Half Marathon, 50K, and 10K will be held on Saturday July 17, 2027.
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 8 hours.
What will the weather be like for the 2027 Bob Marshall Trail Half Marathon, 50K, and 10K?
The forecast calls for a high of 86°F and a low of 55°F with a 1% chance of rain.
More MT Races
Whitefish Marathon
2027-05-22 · 42.200km · Whitefish, MT, USA
Governors Cup Marathon
2027-06-12 · 21.100km · Helena, MT, USA
Missoula Marathon
2027-06-27 · 42.200km · Missoula, MT, USA
Madison Marathon (MT)
2027-07-10 · 42.200km · Ennis, MT, USA
Big Sky Marathon
2027-07-11 · 42.200km · Ennis, MT, USA
Bozeman Half Marathon & 10K
2027-09-12 · 21.100km · Bozeman, MT, USA