Course map, elevation profile & surface
Fly the course
Follow the route over 3D terrain, mile by mile.
Race-day light
For a 6:35 finish (an estimate) · starting 7:00 AM Aug 2. Dark means the sun below civil twilight.
Climbs
6 climbs · 3,098 ft totalbiggest firstConditions typical race-day weather for Aug 2 at the start
Typical = the median of 2016–2025 for Aug 2 ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.
Race almanac 2 years of this race
Past editions
Race-day highs at the start ran from 66° to 77°F, and none of 2 race days was wet.
| Year | Start °F | High point °F | Rain | Wind |
|---|---|---|---|---|
| 2026 Aug 2 | 77°/54° | 76°/50° | dry | 8mph |
| 2025 Aug 3 | 66°/55° | 65°/50° | dry | 11mph |
Next race day Sun, Aug 1, 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.
race-day weather from the Open-Meteo historical archive (ERA5) at the start line and the course high point (1,535 ft).
Reviews what runners who have been there say
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About this course
Skyline 50k Endurance Run — 2026 covers 30.6 mi (49.3 km) with 4,298 ft of elevation gain through California, United States. That is about 140 ft per mile of climbing, and 4,299 ft of descent. The course tops out at 1,535 ft and bottoms out at 235 ft. The surface is 50% trail, 38% gravel and 12% paved. The profile has 6 sustained climbs; the biggest is the climb from mi 9.9, +988 ft over 4.3 mi at 4.4% on average (steepest stretch 23%). Race day is August 2, 2026, starting at 7:00 AM; the sun rises at 6:14 AM and sets at 8:17 PM. Typical race-day weather at the start: a high of 69°F and a low of 56°F, with a 3% 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
- Jul 27, 2026Added to the catalog
Races like this one close in distance, climbing, terrain, altitude, weather and season
- Pisgah Mountain Trail Races 50K — 2026Sep · 30 mi · 140 ft/mi · NHSame distance · Similar climbing · Similar weather
- Berkeley Trail Adventure — 2026Sep · 31 mi · 187 ft/mi · CASame distance · Similar terrain · Similar weather
- Rodeo Valley Trail Run — 2026Aug · 31 mi · 208 ft/mi · CASame distance · Similar terrain · Same month
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