Photo: S1 Trail (official 2027 image) (opens in a new tab) / Source (opens in a new tab)Sistiana
S1 Trail La Corsa della Bora
Saturday, 9 January 2027
Bora Ultra
116.2km D+ 3930m
Trieste Ultra
61.2km D+ 2323m
TransKarst Ultra
55km D+ 1594m
Borderless Trail
36km D+ 787m
Half Trail
23km D+ 693m
Family Hike & Trail
14.5km D+ 413m
Borin
4km D+ 100m
Your checklist for S1 Trail La Corsa della Bora
What you need, category by category, with our #1 pick for this race. Tick what you already have.
0 of 7 ready
Swipe to see all 8 categories
Swipe to see all 8 categories
GPS watch
Done, you already have it
View on Amazon →(opens in a new tab)Garmin Forerunner 965
Bright, sharp 1.4" AMOLED display
Downside: Shorter battery life than MIP-display watches (Enduro/Instinct)
Gear
Bring a windproof and a warm layer even if you start feeling warm
Done, you already have it
View on Amazon →(opens in a new tab)Salomon Speedcross 6
Exceptional grip in mud and technical terrain
Downside: Average durability on pavement
Nutrition
Take a gel every 30-45 minutes from the start
Done, you already have it
View on Amazon →(opens in a new tab)Maurten Gel 100
Hydrogel technology: excellent gastric tolerance
Downside: High price compared to other gels
Sun Protection
Lip balm with sun protection
Done, you already have it
View on Amazon →(opens in a new tab)Sun Bum Sunscreen Lip Balm SPF 30
Stick format easy to apply mid-race
Downside: SPF 30 may fall short at extreme altitude
Body Care
Anti-chafe balm on feet, armpits and groin before the start
Done, you already have it
View on Amazon →(opens in a new tab)BodyGlide Original Anti-Chafe Balm
Easy-to-apply stick format, even with sweaty hands
Downside: Higher price than traditional petroleum jelly
Accommodation
Look for accommodation within easy reach of Bora Village
Done, you already have it
View on Amazon →(opens in a new tab)SleepDreamz Moldable Silicone Earplugs 32dB
32 dB noise reduction
Downside: Don't block noise completely
Car Rental
Pick up the car when you land and book in advance
Done, you already have it
View on Amazon →(opens in a new tab)DRIVALIA CarCloud Country Plus
Trip logistics
Registration, travel and insurance: what you should have sorted before race day.
Affiliate links: if you buy, we earn a commission at no extra cost to you.
Race data
Terrain
Trail
Difficulty
Advanced
Distance
7 modalities
Bora Ultra
- Distance
- 116.2 km
- Elevation Gain
- D+ 3930m
- Max Time
- -
Trieste Ultra
- Distance
- 61.2 km
- Elevation Gain
- D+ 2323m
- Max Time
- -
TransKarst Ultra
- Distance
- 55 km
- Elevation Gain
- D+ 1594m
- Max Time
- -
Borderless Trail
- Distance
- 36 km
- Elevation Gain
- D+ 787m
- Max Time
- -
Half Trail
- Distance
- 23 km
- Elevation Gain
- D+ 693m
- Max Time
- -
Family Hike & Trail
- Distance
- 14.5 km
- Elevation Gain
- D+ 413m
- Max Time
- -
Borin
- Distance
- 4 km
- Elevation Gain
- D+ 100m
- Max Time
- -
| Modality | Distance | Elevation Gain | Max Time | Price |
|---|---|---|---|---|
| Bora Ultra | 116.2 km | D+ 3930m | - | - |
| Trieste Ultra | 61.2 km | D+ 2323m | - | - |
| TransKarst Ultra | 55 km | D+ 1594m | - | - |
| Borderless Trail | 36 km | D+ 787m | - | - |
| Half Trail | 23 km | D+ 693m | - | - |
| Family Hike & Trail | 14.5 km | D+ 413m | - | - |
| Borin | 4 km | D+ 100m | - | - |
Will your watch battery last the ~25 h of S1 Trail La Corsa della Bora?Worked out for the longest course (116.2 km). See which watches reach the finish with GPS on and which die on the way.Check my watch Check my watchSeasonal kit
S1 Trail La Corsa della Bora runs into the night: low-light kit
Main and backup headlamp, battery, pre-dawn layers and night-time fuelling.
See the full kit : Night Trail Running Kit: What to Carry in Autumn and Winter Races With Short DaylightYou may also need: What to Wear for Cold-Weather Trail Running 2026: The Complete Layering Kit
Gear up for S1 Trail La Corsa della Bora
Buying guides with the best value for money, picked for this kind of terrain.
Swipe to see all 4 comparisons
Historical weather
What to wear at 5 °C: guide and kit →
Typical weather for the race date (10-year average)
Temperature
2°C – 8°C
Average 5°C
Rain
40%
6.0 mm avg
Wind
13 km/h
max. average
Sunshine hours
4h
daily average
Gear recommendations
Bring a waterproof jacket (40% chance of rain)
Asics
Asics Gel-Trabuco 14 GTX
A best-selling beginner trail shoe: GEL cushioning, good stability and a waterproof GORE-TEX membrane. Versatile and reliable for training on mixed terrain in any weather.
Berghaus
Berghaus Paclite 2.0 GTX
Waterproof jacket with a Gore-Tex Paclite membrane (around 330 g). Fully waterproof with taped seams, fixed adjustable hood, storm flap behind the zip and cuff adjustment. Packs down small in a vest. Heavier than a pure running hardshell, but it meets the waterproof-breathable membrane requirement in race rules and is the affordable route into Gore-Tex.
Brooks
Brooks Cascadia 20 GTX
The Cascadia 20 with a GORE-TEX membrane: stability and protection for rocky mountain terrain, keeping the foot dry on cold, rainy days.
Gore Wear
Gore Wear C5 GORE-TEX Glove
Glove with a fully waterproof, windproof GORE-TEX membrane and light insulation. The pick for running in snow, sleet or heavy rain while keeping your hand dry.
Gore Wear
Gore Wear M GORE-TEX Thermo Glove
Warmer variant of the Gore Wear C5 GORE-TEX: the same fully waterproof, windproof membrane, with extra thermal lining for intense cold on top of snow or rain. The pick when the problem isn't just water, but water AND hard cold at once.
Gore Wear
Gore Wear R7 GTX Shakedry
Ultralight Gore-Tex Shakedry waterproof jacket (110 g). Full waterproofing without an inner membrane, highly breathable. The benchmark for mountain runners.
Nike
Nike Pegasus Trail 5 GORE-TEX
The best-selling gateway trail shoe: comfortable, cushioned and versatile for moving from road to trail. Waterproof GORE-TEX version, perfect for beginners and easy runs on mixed terrain.
Salomon
Salomon Bonatti Pro Waterproof Glove
Lightweight waterproof glove built for running, not just standing still in the snow: a waterproof membrane with more dexterity and less bulk than a thick membrane glove, for sustained rain without giving up handling gels or poles.
Salomon
Salomon Bonatti WP
Ultralight waterproof windproof jacket (135 g). Taped seams, adjustable hood and back ventilation. Packs into its own pocket.
Salomon
Salomon Speedcross 6 GTX
The Speedcross 6 with a GORE-TEX membrane: the same aggressive 5 mm lugs for mud and soft ground, now waterproof for winter, rain and snow.
Sealskinz
Sealskinz Waterproof Lightweight Glove
Lightweight waterproof glove from a brand that specializes in outdoor sport waterproofing. A solid middle ground between a thin windproof glove and a thick membrane glove: genuinely waterproof without the bulk or price of the Gore C5.
Shokz
Shokz OpenRun
Open-ear bone conduction headphones with IP67 rating: they take rain, mud and a rinse under the tap. Up to 8 h of battery and quick charge (10 min for 1.5 h). The most rugged pick of the range for training in bad weather.
TRIWONDER
TRIWONDER Waterproof Trail Gaiters
Waterproof, breathable low gaiters for trail running, hiking and mountain use. Under-shoe strap and adjustable elastic band. A budget-friendly alternative to premium technical brand gaiters.
Bring thermal layers (low of 2°C)
Buff
Buff Thermonet
Thermal tubular Buff with Primaloft technology. Traps body heat, ultralight and versatile: hat, neck gaiter, headband. Ideal for high mountain.
Craft
Craft Pro Hypervent LS Wind Top
Thermal top with a windproof ripstop panel on the chest and a highly ventilated soft jersey back. Built for high-intensity sessions in cold, windy conditions, with long cuffs and thumb loops.
HANKER
HANKER Thermal Neck Gaiter
Unisex thermal seamless neck gaiter in Soft Air Plus fabric (97% polyester). Seamless fit designed for trail running, cycling, motorcycling and outdoor sports. A budget alternative to Buff for moderate cold.
Icebreaker
Icebreaker Merino 200 Oasis LS Crewe
Long-sleeve thermal top in 100% merino wool (200g). Natural temperature regulation, genuine multi-day odor resistance and a soft, non-itch handfeel from the fine merino yarn.
Odlo
Odlo Active Warm Eco
Long-sleeve thermal base layer made from recycled fabric with anti-odour treatment. Active thermal regulation, ideal as a base layer in the mountains.
Odlo
Odlo I-Thermic Women's Longsleeve
Women's long-sleeve thermal top with insulating panels placed over cold-sensitive areas (lower back and kidneys). A mid-layer built for genuinely cold winter conditions, mountain outings or cross-country-style trail sessions.
ROCKBROS
ROCKBROS Thermal Windproof Balaclava
Thermal windproof balaclava covering head, ears, cheeks and neck. Designed for cycling and motorcycling, it works just as well on windy, freezing trail runs.
Salomon
Salomon Agile LS Tee
Lightweight quick-dry polyester long-sleeve tee with underarm mesh, a side pocket and reflective details. Works as a standalone layer in mild cold or as a base layer under a windbreaker on colder days.
Salomon
Salomon Cross Run Tight
Long trail tights with stretchy, breathable fabric. Adjustable waist, zipped back pocket. Protection from cold and vegetation.
Salomon
Salomon Cross Warm Glove
Thermal running gloves with a non-slip palm and touchscreen fingertips. Light, warm and compatible with poles.
Under Armour
Under Armour ColdGear Armour Compression Mock
Compression thermal top with a dual-layer fabric: ultra-warm brushed interior and quick-dry exterior. Second-skin compression fit with stretch mesh panels at the back and underarms for ventilation without losing warmth.
Under Armour
Under Armour ColdGear Armour Compression Mock (Men's)
Men's high-neck thermal compression top: brushed interior that holds heat and a quick-dry outer. Base layer for cold-weather runs.
Bring thermal gloves (low of 2°C)
Gore Wear
Gore Wear C5 GORE-TEX Glove
Glove with a fully waterproof, windproof GORE-TEX membrane and light insulation. The pick for running in snow, sleet or heavy rain while keeping your hand dry.
Gore Wear
Gore Wear M GORE-TEX Thermo Glove
Warmer variant of the Gore Wear C5 GORE-TEX: the same fully waterproof, windproof membrane, with extra thermal lining for intense cold on top of snow or rain. The pick when the problem isn't just water, but water AND hard cold at once.
Icebreaker
Icebreaker Oasis Liners
Thin merino wool glove, lightweight and breathable, with good moisture management and none of the overheating of a thick technical glove. Ideal as a liner layer or for mild winter temperatures.
LEKI
LEKI Ultra Trail Storm Shark
Glove for pole runners with the Shark system: clips straight into the grip of compatible LEKI poles, transferring force without closing your hand. Windproof and water-repellent.
Ronhill
Ronhill GORE-TEX Windstopper Glove
Running glove with GORE-TEX Windstopper fabric: blocks wind and repels light rain without the bulk of an insulated glove. Thin, close-fitting and dexterous.
Salomon
Salomon Bonatti Pro Waterproof Glove
Lightweight waterproof glove built for running, not just standing still in the snow: a waterproof membrane with more dexterity and less bulk than a thick membrane glove, for sustained rain without giving up handling gels or poles.
Salomon
Salomon Cross Warm Glove
Thermal running gloves with a non-slip palm and touchscreen fingertips. Light, warm and compatible with poles.
Salomon
Salomon Fast Wing Winter Glove
Technical winter trail running glove with a windproof outer shell and warm lining. Built for long outings in intense cold, wind and some moisture in the mountains.
Sealskinz
Sealskinz Waterproof Lightweight Glove
Lightweight waterproof glove from a brand that specializes in outdoor sport waterproofing. A solid middle ground between a thin windproof glove and a thick membrane glove: genuinely waterproof without the bulk or price of the Gore C5.
Consider long tights for nighttime cold
Amazon Essentials
Amazon Essentials Active Sculpt Plus-Size Leggings
High-waisted leggings with Active Sculpt compression fabric, available in plus sizes. Wide waistband that doesn't roll down or over-compress during long mountain outings.
HANKER
HANKER Women's Cropped Compression Leggings with Pockets
Compression capri tights with high waist and phone pockets. Quick-drying, suitable for running and trail.
Izas
Izas Olimpia Women's Long Tights
Women's long leggings with a shaping, push-up compression effect, stretch breathable fabric and reflective details. Originally designed for gym and yoga, but the compression and reflective details also make it usable for low-light running.
Joma
Joma Academy Knight Men's Thermal Tights
Men's thermal pants with a brushed inner lining, built for training and running in cold weather. Elastic drawstring waist and heat-retaining fabric for winter outings or cold early mornings.
Joma
Joma Vela II Women's Shorts
Lightweight, stretch women's running shorts with a wide size range (4XS to 2XL). Breathable fabric built for training and running in summer without overheating.
Salomon
Salomon Comet Warm Tight W
Salomon women's thermal long tights for training and racing in the cold. A warm layer for autumn and winter.
Salomon
Salomon Cross Run Tight
Long trail tights with stretchy, breathable fabric. Adjustable waist, zipped back pocket. Protection from cold and vegetation.
Forecast for 9 January
Weather forecast from Open-Meteo (may change until race day)
S1 Trail La Corsa della Bora
The S1 Trail La Corsa della Bora is a trail race held on the Trieste Karst and along the coast of the Gulf of Trieste. Its name comes from the bora, the cold wind that blows over the city. The 2027 edition takes place on 9 and 10 January with seven distances, from the 4 km Borin to the 116 km Bora Ultra.
A course over limestone and sea
- Bora Ultra: 116.2 km and 3,930 m D+.
- Trieste Ultra: 61.2 km and 2,323 m D+.
- TransKarst Ultra: 55 km and 1,594 m D+.
- Borderless Trail, Half Trail, Family Hike & Trail and Borin: for every level, from 36 km down to 4 km.
Starting the year on the Karst
The course follows limestone paths, with views over the Adriatic and wind-swept ridge sections. It is a winter race: temperatures are cold and conditions change quickly, so plan your layers from the start.
Trieste beyond the race
Trieste is a port city with historic cafés and a strong tradition of both mountains and sea. See also our race guides for Friuli Venezia Giulia and plan your kit with the planner.
360Complete Pack
S1 Trail La Corsa della Bora 2027 registration
RegistrationCheck the fees, deadlines and requirements for each distance on the official website before places fill up.
Tips
- •Check the conditions for each distance and medical certificate requirements on the official website
- •Keep your confirmation: you will need it to collect your bib
Where to stay for the S1 Trail
AccommodationThe start is in Sistiana, on the coast: book accommodation near Bora Village or in Trieste, especially if you run the long distances.
Tips
- •Look for accommodation within easy reach of Bora Village
- •If you run the Bora Ultra, sleep well the night before: the start is early
Gear for the S1 Trail
GearIn January on the Karst it is cold and the bora wind blows, the wind that gives the race its name: your kit must cover wind, rain and night.
Tips
- •Bring a windproof and a warm layer even if you start feeling warm
- •Test shoes and pack on long training runs before race day
- •Check the mandatory gear list in the rules for your distance
Which shoes for S1 Trail La Corsa della Bora?
Which footwear fits based on the race's terrain and weather
Which GPS watch for S1 Trail La Corsa della Bora?
Which watch has the battery to last based on your estimated finish time
Best Neck Gaiter (Buff) for Trail Running 2026: Comparison & Buying Guide
Comparison of the best neck gaiters for trail running in 2026: Buff Original, Midweight, Windproof, DryFlx, CoolNet UV+, Thermonet, HANKER and Salomon Merino. Which to pick based on sun, wind, cold or budget.
Best Thermal Base Layer for Trail Running 2026: Comparison & Buying Guide
The best thermal base layers for trail running in 2026: Odlo Active Warm Eco, Icebreaker Merino 200 Oasis, Craft Pro Hypervent, Under Armour ColdGear, Salomon Agile LS Tee and Odlo I-Thermic. Which to pick based on cold, sweat management, merino wool, compression or built-in wind protection.
Best Trail Running Gaiters 2026: 3-Way Comparison
Comparing the 3 best trail running gaiters in 2026: Salomon Trail Gaiters High, Salomon Trail Gaiters Low and TRIWONDER waterproof gaiters. Which to pick by terrain and budget.
Nutrition for the S1 Trail
NutritionOn the Bora Ultra, planning carbs and salts makes the difference: train with the same gels you will use on race day.
Tips
- •Take a gel every 30-45 minutes from the start
- •Replace salts in every bottle, especially on the long distances
How to get to Sistiana
TransportSistiana is on the coast, a short distance from Trieste. The nearest airport is Trieste (Ronchi dei Legionari); you can also fly into Venice.
Tips
- •Check local transport for race weekend: it is limited
- •Arrive a day early to collect your bib
Car rental for the S1 Trail
Car RentalWith limited public transport on race weekend, a rental car makes getting to the start and back much easier.
Tips
- •Pick up the car when you land and book in advance
Sports insurance for the S1 Trail
InsuranceThis is trail running on karst terrain, with technical and exposed sections: carry your European Health Insurance Card and insurance that covers trail running.
Tips
- •Carry the European Health Insurance Card and travel insurance that covers trail running and rescue
- •Check that your policy covers mountain sports
Body care for the S1 Trail
Body CareMany hours of effort on limestone: prevent chafing and blisters and look after recovery.
Tips
- •Anti-chafe balm on feet, armpits and groin before the start
- •Blister dressings in your pack
Sun protection for the S1 Trail
Sun ProtectionWinter sun on the coast, reflected off the sea and rock, is deceptive: protect lips and face on the exposed sections.
Tips
- •Lip balm with sun protection
- •Sunglasses for the sections with sea glare
Frequently Asked Questions
- When is the S1 Trail La Corsa della Bora 2027?
- The 2027 edition takes place on Saturday 9 and Sunday 10 January 2027, on the Trieste Karst.
- What distances does it have?
- Seven races: Bora Ultra (116.2 km, 3,930 m D+), Trieste Ultra (61.2 km, 2,323 m D+), TransKarst Ultra (55 km, 1,594 m D+), Borderless Trail (36 km, 787 m D+), Half Trail (23 km, 693 m D+), Family Hike & Trail (14.5 km, 413 m D+) and Borin (4 km, 100 m D+).
- Where is the start?
- Almost all races start and finish at Bora Village, in PortoPiccolo (Sistiana, Duino-Aurisina), on the Gulf of Trieste.
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