Course map, elevation profile & surface
Fly the course
Follow the route over 3D terrain, mile by mile.
Race-day light
For a 2:40 finish (an estimate) · starting 7:00 AM Jan 30. Dark means the sun below civil twilight.
Climbs
biggest firstAid stations as published on the course file
| Aid station | Mile | km |
|---|---|---|
| A Bar M Aid Station | 4.6 | 7.3 |
| Start/Finish Line | 13.1 | 21.1 |
Badge colours match the markers on the map above — always confirm locations and cutoffs with the race organizer.
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Conditions typical race-day weather for Jan 30 at the start
Typical = the median of 2016–2025 for Jan 30 ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.
Race almanac the sky on race day
Next race day Sat, Jan 30, 2027 · 7:00 AM start
First and last light are civil twilight, the sun 6° below the horizon. The moon is lit as at midnight after the start; headlamp hours count a typical finish from the start while the sun is below civil twilight. Worked out for the start line.
Reviews what runners who have been there say
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About this course
Arches Ultra 1/2 Marathon — 2027 covers 13.1 mi (21.1 km) with 613 ft of elevation gain. That is about 47 ft per mile of climbing, and 610 ft of descent. The course tops out at 4,790 ft and bottoms out at 4,475 ft. The surface is 61% trail, 23% paved and 16% gravel. There is 1 aid station on course; the longest stretch between aid is 8.5 mi. Race day is January 30, 2027, starting at 7:00 AM; the sun rises at 7:27 AM and sets at 5:38 PM. Typical race-day weather at the start: a high of 43°F and a low of 23°F, with a 7% chance of a wet day. The interactive map above shows the full route with its elevation profile and aid stations, built from the course's GPS file.
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Course history
- Sep 3, 2026Added to the catalog
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