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, finish heat alert
Runners will face a starting temperature of 71°F, climbing to a high of 84°F by the finish. Winds will be light from the SW at 7 mph, with gusts up to 25 mph. With humidity at 33%, athletes should pace conservatively and hydrate frequently, especially as temperatures rise into the mid-80s.
Race day forecast available in 263 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
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
Snow Joke Half Marathon
2027-02-27 · 21.100km · Seeley Lake, MT, USA
Sorry 'Bout That Half Marathon
2027-01-16 · 21.100km · Polson, MT, USA