Les Courses du Mont-Terrible - Trail de Calabri 2027
The forecast arrives five days before the start.
Here you'll find the elevation profile, an estimated finish time based on your UTMB Index and details of the 6 aid stations to plan your nutrition and hydration segment by segment.
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 - Les Courses du Mont-Terrible - Trail de Calabri · 2027
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
| Product | Loge de Bressaucourtkm 17.4 | Bellefontainekm 28.1 | St-Ursannekm 35.0 | Asuelkm 42.6 | BH : 17:00km 51.0 | Cabane Courgenaykm 62.5 |
|---|---|---|---|---|---|---|
| Water | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
| Brand products | ✕ | unavailable | ✕ | unavailable | unavailable | ✕ |
| Hot meal | unavailable | unavailable | unavailable | unavailable | ✕ | unavailable |
Elevation profile
The course and its aid stations
Les Courses du Mont-Terrible - Trail de Calabri: times, aid-station stops and fuelling needs by UTMB® Index
Between a UTMB® Index of 500 and 800, the estimated finish time on this race runs from 11h08 to 7h04, and the aid-station stop budget from 0h38 to 0h13. The longer the race, the more stops weigh: this is time you should plan to spend standing still, not only running.
Below a UTMB® Index of roughly 395, the overall cut-off of 14h00 is no longer reachable at the estimated pace.
| UTMB® Index | Estimated time | Of which stops | Night hours | Carbs | Fluid | Sodium | Cut-off margin |
|---|---|---|---|---|---|---|---|
| 500 | 11h08 | 0h38 | — | 668 g | 7.8 L | 5,565 mg | +2h52 |
| 550 | 10h13 | 0h31 | — | 613 g | 7.1 L | 5,104 mg | +3h47 |
| 600 | 9h25 | 0h25 | — | 565 g | 6.6 L | 4,707 mg | +4h35 |
| 650 | 8h49 | 0h22 | — | 529 g | 6.2 L | 4,407 mg | +5h11 |
| 700 | 8h09 | 0h18 | — | 489 g | 5.7 L | 4,078 mg | +5h51 |
| 750 | 7h39 | 0h16 | — | 459 g | 5.4 L | 3,823 mg | +6h21 |
| 800 | 7h04 | 0h13 | — | 424 g | 4.9 L | 3,532 mg | +6h56 |
Figures based on 60 g of carbohydrate, 700 mL of fluid and 500 mg of sodium per hour, "average" preparation and mild conditions (15–25 °C). Above 25 °C, count on roughly 900 mL/h and 700 mg/h. Carbohydrate intake is trained: 60 g/h is a floor, 90 g/h assumes a glucose-fructose blend and a gut used to it.
Other trails worth preparing for
- Les Courses du Mont-Terrible - Trail d'Outremont52 km · 2,923 m D+ · April 17, 2027
- SWISS CANYON TRAIL - 81 KM84 km · 3,314 m D+ · June 5, 2027
- SWISS CANYON TRAIL - 51 KM53 km · 2,029 m D+ · June 5, 2027
- Scenic Trail - K83 Endurance84 km · 6,755 m D+ · June 11, 2027
- Scenic Trail - K54 Original Trail55 km · 4,467 m D+ · June 12, 2027
- Engiadina Scuol Trail - ALVETERN48 km · 3,157 m D+ · June 26, 2027
- Trail Verbier St Bernard - Verbier Marathon47 km · 2,842 m D+ · July 9, 2027
- Trail Verbier St Bernard - X-Traversee77 km · 5,229 m D+ · July 10, 2027
- Stoos-Trail - ST4646 km · 2,861 m D+ · July 10, 2027
Sources and method
- Time projection — les temps par cote sont repris des passages réels des coureurs de chaque tranche sur les éditions précédentes de cette course, arrêts aux ravitaillements compris. Aucune formule n'intervient tant que ces résultats existent.
- 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 — Les Courses du Mont-Terrible - Trail de Calabri
Weather for Les Courses du Mont-Terrible - Trail de Calabri
The weather for Les Courses du Mont-Terrible - Trail de Calabri 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 Les Courses du Mont-Terrible - Trail de Calabri, hour by hour on the courseFrequently asked questions
How many checkpoints?
Les Courses du Mont-Terrible - Trail de Calabri has 7 checkpoints: 4 aid stations, 2 water points, and 1 checkpoint with undocumented contents. Details are in the two tables above.
What's the longest segment without aid?
The one leading to Loge de Bressaucourt: 17.4 km and 983 m elevation gain. That's the one to load up for first.
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?
Les Courses du Mont-Terrible - Trail de Calabri is 71 km long with 3850 m of elevation gain.
How long to finish?
With a UTMB Index of 600 (average runner), the estimated time is around 9h25 for Les Courses du Mont-Terrible - Trail de Calabri.
What's the weather forecast?
The weather for Les Courses du Mont-Terrible - Trail de Calabri 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 Les Courses du Mont-Terrible - Trail de Calabri?
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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