Ascona-Locarno - 42K 2026
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 - Ascona-Locarno - 42K · 2026
| Aid station | Cum. km | Cum. D+ | Seg. km | Seg. D+ | Seg. D- | Crew | Cut-off | Access |
|---|---|---|---|---|---|---|---|---|
| Arrivée | 42.3 | 2,673 m | 42.3 | 2,673 m | 2,673 m | — | Sat 06:00 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.
Elevation profile
The course and its aid stations
Other trails worth preparing for
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- Les Courses du Mont-Terrible - Relais 70K - Relais 237 km · 1,945 m D+ · April 17, 2027
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- Les Courses du Mont-Terrible - Trail de Pietchiesson36 km · 1,593 m D+ · April 18, 2027
- Trail Noble Contree - Trail NBC26 km · 1,431 m D+ · May 1, 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 — times by index rest on a Riegel formula adjusted for elevation, calibrated on the previous edition's official results. 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 — Ascona-Locarno - 42K
Weather for Ascona-Locarno - 42K
Section-by-section forecasts for Ascona-Locarno - 42K, calculated at the estimated passing time: feels-like temperature, rain or snow, wind and thunderstorms. Three models — AROME (Météo-France), ICON (DWD) and ECMWF IFS — served from the finest to the farthest-reaching.
Forecast, not guaranteed: in the mountains a model describes a grid of several hundred meters, not the slope you're on.
Données météo : Météo-France (AROME), DWD (ICON), ECMWF (IFS) — CC BY 4.0, via Open-Meteo
Frequently asked questions
How many checkpoints?
Ascona-Locarno - 42K 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?
Ascona-Locarno - 42K is 42 km long with 2673 m of elevation gain.
How long to finish?
With a UTMB Index of 600 (average runner), the estimated time is around 6h12 for Ascona-Locarno - 42K.
What's the weather forecast?
RAVIT publishes the weather for Ascona-Locarno - 42K section by section: feels-like temperature, rain or snow, wind and storms, at the estimated passage time. Forecasts come from AROME (Météo-France), ICON (DWD) and ECMWF IFS, refreshed several times a day.
Want to stack the odds in your favor for Ascona-Locarno - 42K?
In 2 minutes, RAVIT generates your complete plan: segment-by-segment time, carbs, water and sodium at every aid station, printable roadbook.
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