Course format
Park downhill 3-4 grommet
RacesReviewed / Race Intelligence
12 Hours of Mesa Verde
Run through the extraordinary landscape of Mesa Verde National Park on this unique 12-hour timed event, where ancient Ancestral Puebloan cliff dwellings stand as silent witnesses to your endurance journey. Challenge yourself on high desert mesa terrain as you test how far you can go in 12 hours in one of America's most culturally and naturally significant landscapes. Perfect for ultra runners seeking a one-of-a-kind running experience that combines historical wonder with serious endurance testing.
RegisterOpen signuprunsignup.comWebsiteOfficial race site12hoursofmesaverde.comLocationCortez, CORace start area
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Elevation profile
Net downhill reputation
Pressure point
Downhill pacing trap
Weather bias
Usually weather-dragged
Free training plan
Build a free 3-4 Grommet plan for this race.
Keep race research first. When you want it, open a quick planner that uses the selected distance, the selected race date, and the course itself.
Course Profile
12 Hours of Mesa Verde 3-4 Grommet course overview
This course section is built from a lighter course overview so you can understand how the race is likely to run.
Synced course focus
Mid-course
Mile 1.0 · 0 ft · Course intelligence will improve as GPX and logistics data land.
Course trace
This course view focuses on the best route information currently available.
Pressure model
Pressure points highlight where pacing or effort may change during the race.
What comes next
Use the course, weather, logistics, and reviews together to build your race-day plan.
Difficulty Meter
3-4 Grommet race demand
77/100
- Course detail
- Moderate
- Weather detail
- Historical + forecast
- Race-day detail
- Moderate
- Weather view
- Live forecast
Weather read
Strong tailwind assist
Route-aligned wind gives you a quick feel for how the day may race before you dig into the full weather section.
Jump to weather analysisWeather Analysis
12 Hours of Mesa Verde 3-4 Grommet weather outlook
Weather blends the live forecast with the race's historical weather patterns to help you plan.
Route-aligned wind
+4.6 mph
Interpretation
Strong tailwind assist
NOAA race-window forecast is live. Wind is scored relative to the course bearing where possible.
Estimated weather effect
+0.85%
Heuristic read
Net weather penalty
Help score
-15
Historical profile
Historically weather-dragged
Based on 7 years of race-weekend weather in the archive.
Tailwind years
0%
Headwind years
0%
Helpful weather
0%
Forecasts use current race-area weather, and history looks at past race-weekend conditions to show what runners have typically faced.
Weather history
2025 race-weekend conditions
Race date
May 10, 2025
Avg temperature
69.2F
Avg wind
8.7 mph
Aligned wind
N/A
Historical weather pending
+1.85% estimated finish-time effect · 7 hourly observationsRace zone
62F
Mostly Sunny
5.0 mph · SSECity center
62F
Mostly Sunny
5.0 mph · SSEFinish area
62F
Mostly Sunny
5.0 mph · SSECourse Breakdown
Where the race starts costing more
Active segment
Middle rhythm
This segment is a layout-safe placeholder until richer course data arrives.
Race-Day Logistics
12 Hours of Mesa Verde 3-4 Grommet race-day logistics
Race weekend
8 recorded years
The basic race structure is in place for planning.
Distance options
5 distances
This page can show the event correctly even when some race-day detail is still light.
Race-day planning
More details coming
Packet pickup, parking, support flow, and reunion details may still be limited.
Course Map
Route shape, city context, and key course moments in one view.
Map overview
This map gives you a race-area view and course orientation even when the full route is not available.
Highlighted point
Mid-course
Course intelligence will improve as GPX and logistics data land.
What to watch
Use this map to get your bearings before race day and understand the general shape of the course area.
Course coverage
Detailed route geometry and extra overlays may still be limited for this race.
Why it matters
Cortez, CO should still be easy to plan around, even when some course details are lighter than others.
Planning
Use the 3-4 Grommet at 12 Hours of Mesa Verde as a planning target rather than a qualification race.
Entry posture
Open entry
There is no qualification signal in the current event record.
Race framing
3-4 Grommet planning
The page emphasizes course, logistics, and weather rather than qualification standards.
Race History
Race history overview
Past editions tracked
8
Recorded race years
ArchiveCurrent route view
Available
3-4 Grommet
CurrentBenchmarks
Growing archive
More historical context will be added here as the archive grows
In progressReview Radar
Runner signal for 12 Hours of Mesa Verde 3-4 Grommet
Course
93/100
Logistics
43/100
Crowd support
67/100
Aid stations
87/100
Finish area
87/100
Recommend
87/100
Common questions
FAQ
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