Swissalpine - K42 2027
The forecast arrives five days before the start.
Here you'll find the elevation profile and an estimated finish time based on your UTMB Index.
What's your time based on your UTMB?
Times estimated by the RAVIT model, learned from real ultra-trail finish times. Enter your UTMB Index (utmb.world) to get a personalized estimate.
Cut-off times and crew - Swissalpine - K42 · 2027
| Aid station | Cum. km | Cum. D+ | Seg. km | Seg. D+ | Seg. D- | Crew | Cut-off | Access |
|---|---|---|---|---|---|---|---|---|
| Arrivée | 42.6 | 2,595 m | 42.6 | 2,595 m | 2,594 m | — | Fri 10:00 PM |
Data from the official race rules, checked for every edition. The race rules prevail. Positions are interpolated along the GPX track and are a guide, not official course marking.
What you'll find at each aid station
Aid station contents not documented.
La feuille de ton assistance pour Swissalpine - K42 · 2027
Les règles d'assistance de cette course ne sont pas encore connues : tu marqueras tes rendez-vous toi-même.
Recto, verso et planche d'étiquettes, en PDF : l'exemple d'une coureuse de l'UTMB.
Elevation profile
The course and its aid stations
In the 2027 ranking
Swissalpine - K42 is 43 km and 2,595 m of elevation gain, that's 68 km-effort: category S, among 163 races in 2027. Its time limit of 12 h 30 requires a minimum speed of 3.4 km/h: rank 16 out of 145 of the widest cut-off times in S.
S trails 2027: 45 to 74 km-effort
Similar effort in 2027
- Rothrock - 50K · 68 km-effort
- XIII TRILHOS DOS REIS - Delta Cafés - Ultra Trilhos dos Reis · 68 km-effort
- TDLS - Ultra Trail de la Sibérie - BE - 57K · 68 km-effort
Other trails worth preparing for
- RACETAFARI - VIBRATION 40K41 km · 1,744 m D+ · November 7, 2026
- Fribourg - 34km-night34 km · 1,200 m D+ · December 12, 2026
- Les Courses du Mont-Terrible - Trail d'Outremont52 km · 2,923 m D+ · April 17, 2027
- Les Courses du Mont-Terrible - Relais 70K - Relais 237 km · 1,945 m D+ · April 17, 2027
- Les Courses du Mont-Terrible - Relais 70K - Relais 135 km · 1,909 m D+ · April 17, 2027
- Les Courses du Mont-Terrible - Trail de Pietchiesson36 km · 1,593 m D+ · April 18, 2027
- Morobbia Trail - Trail del Lupo K33 2500m D+33 km · 2,568 m D+ · May 15, 2027
- SWISS CANYON TRAIL - 51 KM53 km · 2,029 m D+ · June 5, 2027
- SWISS CANYON TRAIL - 31 KM33 km · 1,316 m D+ · June 5, 2027
Sources and method
- Time projection — for lack of results on this race, times by UTMB Index rely on a Riegel law whose exponent is adjusted to elevation gain — the model's fallback, not its usual method. Peter Riegel (Wikipedia)
- Trail nutrition — hourly targets for carbohydrate, fluid and sodium follow the commonly accepted ultra-endurance guidance. La Clinique du Coureur — Fuelling in trail running
- Course, aid stations and cut-offs — taken from the event's official rules, which prevail in case of any discrepancy. Official site — Swissalpine - K42
Weather for Swissalpine - K42
The weather for Swissalpine - K42 will appear here as soon as the forecast models reach that date, around five days before the start: feels-like temperature, rain, snow, wind and storms, section by section and at your passage time.
Detailed weather for Swissalpine - K42, hour by hour on the courseFrequently asked questions
How many checkpoints?
Swissalpine - K42 has 1 checkpoint: 1 checkpoint with undocumented contents. Details are in the two tables above.
How do I find the exact location of an aid station?
The Google Maps icon in the “Access” column opens the aid station's location: handy for planning your crew's routes.
What distance and elevation gain?
Swissalpine - K42 is 43 km long with 2595 m of elevation gain.
How long to finish?
With a UTMB Index of 600 (average runner), the estimated time is around 5h49 for Swissalpine - K42.
What's the weather forecast?
The weather for Swissalpine - K42 will be published on this page around five days before the start, once the forecast models reach the race date. It will be detailed section by section: feels-like temperature, rain, snow, wind and storms.
Want to stack the odds in your favor for Swissalpine - K42?
In 2 minutes, RAVIT generates your complete plan: segment-by-segment time, carbs, water and sodium at every aid station, printable roadbook.
No card required · Instant results